Add template variable ${configDir} for substitution of config files directory path (#58042)

src/compiler/commandLineParser.ts

@@ -53,6 +53,7 @@ import {
     getFileMatcherPatterns,
     getLocaleSpecificMessage,
     getNormalizedAbsolutePath,
+    getOwnKeys,
     getRegexFromPattern,
     getRegularExpressionForWildcard,
     getRegularExpressionsForWildcards,
@@ -313,6 +314,7 @@ export const optionsForWatch: CommandLineOption[] = [
             isFilePath: true,
             extraValidation: specToDiagnostic,
         },
+        allowConfigDirTemplateSubstitution: true,
         category: Diagnostics.Watch_and_Build_Modes,
         description: Diagnostics.Remove_a_list_of_directories_from_the_watch_process,
     },
@@ -325,6 +327,7 @@ export const optionsForWatch: CommandLineOption[] = [
             isFilePath: true,
             extraValidation: specToDiagnostic,
         },
+        allowConfigDirTemplateSubstitution: true,
         category: Diagnostics.Watch_and_Build_Modes,
         description: Diagnostics.Remove_a_list_of_files_from_the_watch_mode_s_processing,
     },
@@ -1034,6 +1037,7 @@ const commandOptionsWithoutBuild: CommandLineOption[] = [
         name: "paths",
         type: "object",
         affectsModuleResolution: true,
+        allowConfigDirTemplateSubstitution: true,
         isTSConfigOnly: true,
         category: Diagnostics.Modules,
         description: Diagnostics.Specify_a_set_of_entries_that_re_map_imports_to_additional_lookup_locations,
@@ -1051,6 +1055,7 @@ const commandOptionsWithoutBuild: CommandLineOption[] = [
             isFilePath: true,
         },
         affectsModuleResolution: true,
+        allowConfigDirTemplateSubstitution: true,
         category: Diagnostics.Modules,
         description: Diagnostics.Allow_multiple_folders_to_be_treated_as_one_when_resolving_modules,
         transpileOptionValue: undefined,
@@ -1065,6 +1070,7 @@ const commandOptionsWithoutBuild: CommandLineOption[] = [
             isFilePath: true,
         },
         affectsModuleResolution: true,
+        allowConfigDirTemplateSubstitution: true,
         category: Diagnostics.Modules,
         description: Diagnostics.Specify_multiple_folders_that_act_like_Slashnode_modules_Slash_types,
     },
@@ -1600,6 +1606,15 @@ export const optionsAffectingProgramStructure: readonly CommandLineOption[] = op
 /** @internal */
 export const transpileOptionValueCompilerOptions: readonly CommandLineOption[] = optionDeclarations.filter(option => hasProperty(option, "transpileOptionValue"));
 
+/** @internal */
+export const configDirTemplateSubstitutionOptions: readonly CommandLineOption[] = optionDeclarations.filter(
+    option => option.allowConfigDirTemplateSubstitution || (!option.isCommandLineOnly && option.isFilePath),
+);
+/** @internal */
+export const configDirTemplateSubstitutionWatchOptions: readonly CommandLineOption[] = optionsForWatch.filter(
+    option => option.allowConfigDirTemplateSubstitution || (!option.isCommandLineOnly && option.isFilePath),
+);
+
 // Build related options
 /** @internal */
 export const optionsForBuild: CommandLineOption[] = [
@@ -2628,6 +2643,9 @@ function serializeOptionBaseObject(
                     if (pathOptions && optionDefinition.isFilePath) {
                         result.set(name, getRelativePathFromFile(pathOptions.configFilePath, getNormalizedAbsolutePath(value as string, getDirectoryPath(pathOptions.configFilePath)), getCanonicalFileName!));
                     }
+                    else if (pathOptions && optionDefinition.type === "list" && optionDefinition.element.isFilePath) {
+                        result.set(name, (value as string[]).map(v => getRelativePathFromFile(pathOptions.configFilePath, getNormalizedAbsolutePath(v, getDirectoryPath(pathOptions.configFilePath)), getCanonicalFileName!)));
+                    }
                     else {
                         result.set(name, value);
                     }
@@ -2890,17 +2908,23 @@ function parseJsonConfigFileContentWorker(
 
     const parsedConfig = parseConfig(json, sourceFile, host, basePath, configFileName, resolutionStack, errors, extendedConfigCache);
     const { raw } = parsedConfig;
-    const options = extend(existingOptions, parsedConfig.options || {});
-    const watchOptions = existingWatchOptions && parsedConfig.watchOptions ?
-        extend(existingWatchOptions, parsedConfig.watchOptions) :
-        parsedConfig.watchOptions || existingWatchOptions;
-
+    const options = handleOptionConfigDirTemplateSubstitution(
+        extend(existingOptions, parsedConfig.options || {}),
+        configDirTemplateSubstitutionOptions,
+        basePath,
+    ) as CompilerOptions;
+    const watchOptions = handleWatchOptionsConfigDirTemplateSubstitution(
+        existingWatchOptions && parsedConfig.watchOptions ?
+            extend(existingWatchOptions, parsedConfig.watchOptions) :
+            parsedConfig.watchOptions || existingWatchOptions,
+        basePath,
+    );
     options.configFilePath = configFileName && normalizeSlashes(configFileName);
+    const basePathForFileNames = normalizePath(configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath);
     const configFileSpecs = getConfigFileSpecs();
     if (sourceFile) sourceFile.configFileSpecs = configFileSpecs;
     setConfigFileInOptions(options, sourceFile);
 
-    const basePathForFileNames = normalizePath(configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath);
     return {
         options,
         watchOptions,
@@ -2955,6 +2979,7 @@ function parseJsonConfigFileContentWorker(
             includeSpecs = [defaultIncludeSpec];
             isDefaultIncludeSpec = true;
         }
+        let validatedIncludeSpecsBeforeSubstitution: readonly string[] | undefined, validatedExcludeSpecsBeforeSubstitution: readonly string[] | undefined;
         let validatedIncludeSpecs: readonly string[] | undefined, validatedExcludeSpecs: readonly string[] | undefined;
 
         // The exclude spec list is converted into a regular expression, which allows us to quickly
@@ -2962,20 +2987,37 @@ function parseJsonConfigFileContentWorker(
         // file system.
 
         if (includeSpecs) {
-            validatedIncludeSpecs = validateSpecs(includeSpecs, errors, /*disallowTrailingRecursion*/ true, sourceFile, "include");
+            validatedIncludeSpecsBeforeSubstitution = validateSpecs(includeSpecs, errors, /*disallowTrailingRecursion*/ true, sourceFile, "include");
+            validatedIncludeSpecs = getSubstitutedStringArrayWithConfigDirTemplate(
+                validatedIncludeSpecsBeforeSubstitution,
+                basePathForFileNames,
+            ) || validatedIncludeSpecsBeforeSubstitution;
         }
 
         if (excludeSpecs) {
-            validatedExcludeSpecs = validateSpecs(excludeSpecs, errors, /*disallowTrailingRecursion*/ false, sourceFile, "exclude");
+            validatedExcludeSpecsBeforeSubstitution = validateSpecs(excludeSpecs, errors, /*disallowTrailingRecursion*/ false, sourceFile, "exclude");
+            validatedExcludeSpecs = getSubstitutedStringArrayWithConfigDirTemplate(
+                validatedExcludeSpecsBeforeSubstitution,
+                basePathForFileNames,
+            ) || validatedExcludeSpecsBeforeSubstitution;
         }
 
+        const validatedFilesSpecBeforeSubstitution = filter(filesSpecs, isString);
+        const validatedFilesSpec = getSubstitutedStringArrayWithConfigDirTemplate(
+            validatedFilesSpecBeforeSubstitution,
+            basePathForFileNames,
+        ) || validatedFilesSpecBeforeSubstitution;
+
         return {
             filesSpecs,
             includeSpecs,
             excludeSpecs,
-            validatedFilesSpec: filter(filesSpecs, isString),
+            validatedFilesSpec,
             validatedIncludeSpecs,
             validatedExcludeSpecs,
+            validatedFilesSpecBeforeSubstitution,
+            validatedIncludeSpecsBeforeSubstitution,
+            validatedExcludeSpecsBeforeSubstitution,
             pathPatterns: undefined, // Initialized on first use
             isDefaultIncludeSpec,
         };
@@ -3043,6 +3085,84 @@ function parseJsonConfigFileContentWorker(
     }
 }
 
+/** @internal */
+export function handleWatchOptionsConfigDirTemplateSubstitution(
+    watchOptions: WatchOptions | undefined,
+    basePath: string,
+) {
+    return handleOptionConfigDirTemplateSubstitution(watchOptions, configDirTemplateSubstitutionWatchOptions, basePath) as WatchOptions | undefined;
+}
+
+function handleOptionConfigDirTemplateSubstitution(
+    options: OptionsBase | undefined,
+    optionDeclarations: readonly CommandLineOption[],
+    basePath: string,
+) {
+    if (!options) return options;
+    let result: OptionsBase | undefined;
+    for (const option of optionDeclarations) {
+        if (options[option.name] !== undefined) {
+            const value = options[option.name];
+            switch (option.type) {
+                case "string":
+                    Debug.assert(option.isFilePath);
+                    if (startsWithConfigDirTemplate(value)) {
+                        setOptionValue(option, getSubstitutedPathWithConfigDirTemplate(value, basePath));
+                    }
+                    break;
+                case "list":
+                    Debug.assert(option.element.isFilePath);
+                    const listResult = getSubstitutedStringArrayWithConfigDirTemplate(value as string[], basePath);
+                    if (listResult) setOptionValue(option, listResult);
+                    break;
+                case "object":
+                    Debug.assert(option.name === "paths");
+                    const objectResult = getSubstitutedMapLikeOfStringArrayWithConfigDirTemplate(value as MapLike<string[]>, basePath);
+                    if (objectResult) setOptionValue(option, objectResult);
+                    break;
+                default:
+                    Debug.fail("option type not supported");
+            }
+        }
+    }
+    return result || options;
+
+    function setOptionValue(option: CommandLineOption, value: CompilerOptionsValue) {
+        (result ??= assign({}, options))[option.name] = value;
+    }
+}
+
+const configDirTemplate = `\${configDir}`;
+function startsWithConfigDirTemplate(value: any): value is string {
+    return isString(value) && startsWith(value, configDirTemplate, /*ignoreCase*/ true);
+}
+
+function getSubstitutedPathWithConfigDirTemplate(value: string, basePath: string) {
+    return getNormalizedAbsolutePath(value.replace(configDirTemplate, "./"), basePath);
+}
+
+function getSubstitutedStringArrayWithConfigDirTemplate(list: readonly string[] | undefined, basePath: string) {
+    if (!list) return list;
+    let result: string[] | undefined;
+    list.forEach((element, index) => {
+        if (!startsWithConfigDirTemplate(element)) return;
+        (result ??= list.slice())[index] = getSubstitutedPathWithConfigDirTemplate(element, basePath);
+    });
+    return result;
+}
+
+function getSubstitutedMapLikeOfStringArrayWithConfigDirTemplate(mapLike: MapLike<string[]>, basePath: string) {
+    let result: MapLike<string[]> | undefined;
+    const ownKeys = getOwnKeys(mapLike);
+    ownKeys.forEach(key => {
+        if (!isArray(mapLike[key])) return;
+        const subStitution = getSubstitutedStringArrayWithConfigDirTemplate(mapLike[key], basePath);
+        if (!subStitution) return;
+        (result ??= assign({}, mapLike))[key] = subStitution;
+    });
+    return result;
+}
+
 function isErrorNoInputFiles(error: Diagnostic) {
     return error.code === Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2.code;
 }
@@ -3144,9 +3264,10 @@ function parseConfig(
         else {
             ownConfig.extendedConfigPath.forEach(extendedConfigPath => applyExtendedConfig(result, extendedConfigPath));
         }
-        if (!ownConfig.raw.include && result.include) ownConfig.raw.include = result.include;
-        if (!ownConfig.raw.exclude && result.exclude) ownConfig.raw.exclude = result.exclude;
-        if (!ownConfig.raw.files && result.files) ownConfig.raw.files = result.files;
+        if (result.include) ownConfig.raw.include = result.include;
+        if (result.exclude) ownConfig.raw.exclude = result.exclude;
+        if (result.files) ownConfig.raw.files = result.files;
+
         if (ownConfig.raw.compileOnSave === undefined && result.compileOnSave) ownConfig.raw.compileOnSave = result.compileOnSave;
         if (sourceFile && result.extendedSourceFiles) sourceFile.extendedSourceFiles = arrayFrom(result.extendedSourceFiles.keys());
 
@@ -3163,12 +3284,15 @@ function parseConfig(
             const extendsRaw = extendedConfig.raw;
             let relativeDifference: string | undefined;
             const setPropertyInResultIfNotUndefined = (propertyName: "include" | "exclude" | "files") => {
+                if (ownConfig.raw[propertyName]) return; // No need to calculate if already set in own config
                 if (extendsRaw[propertyName]) {
                     result[propertyName] = map(extendsRaw[propertyName], (path: string) =>
-                        isRootedDiskPath(path) ? path : combinePaths(
-                            relativeDifference ||= convertToRelativePath(getDirectoryPath(extendedConfigPath), basePath, createGetCanonicalFileName(host.useCaseSensitiveFileNames)),
-                            path,
-                        ));
+                        startsWithConfigDirTemplate(path) || isRootedDiskPath(path) ?
+                            path :
+                            combinePaths(
+                                relativeDifference ||= convertToRelativePath(getDirectoryPath(extendedConfigPath), basePath, createGetCanonicalFileName(host.useCaseSensitiveFileNames)),
+                                path,
+                            ));
                 }
             };
             setPropertyInResultIfNotUndefined("include");
@@ -3527,7 +3651,8 @@ export function convertJsonOption(
 
 function normalizeNonListOptionValue(option: CommandLineOption, basePath: string, value: any): CompilerOptionsValue {
     if (option.isFilePath) {
-        value = getNormalizedAbsolutePath(value, basePath);
+        value = normalizeSlashes(value);
+        value = !startsWithConfigDirTemplate(value) ? getNormalizedAbsolutePath(value, basePath) : value;
         if (value === "") {
             value = ".";
         }

src/compiler/types.ts

@@ -7471,6 +7471,9 @@ export interface ConfigFileSpecs {
     validatedFilesSpec: readonly string[] | undefined;
     validatedIncludeSpecs: readonly string[] | undefined;
     validatedExcludeSpecs: readonly string[] | undefined;
+    validatedFilesSpecBeforeSubstitution: readonly string[] | undefined;
+    validatedIncludeSpecsBeforeSubstitution: readonly string[] | undefined;
+    validatedExcludeSpecsBeforeSubstitution: readonly string[] | undefined;
     pathPatterns: readonly (string | Pattern)[] | undefined;
     isDefaultIncludeSpec: boolean;
 }
@@ -7517,7 +7520,8 @@ export interface CommandLineOptionBase {
     affectsBuildInfo?: true;                                // true if this options should be emitted in buildInfo
     transpileOptionValue?: boolean | undefined;             // If set this means that the option should be set to this value when transpiling
     extraValidation?: (value: CompilerOptionsValue) => [DiagnosticMessage, ...string[]] | undefined; // Additional validation to be performed for the value to be valid
-    disallowNullOrUndefined?: true;                                    // If set option does not allow setting null
+    disallowNullOrUndefined?: true;                         // If set option does not allow setting null
+    allowConfigDirTemplateSubstitution?: true;              // If set option allows substitution of `${configDir}` in the value
 }
 
 /** @internal */

src/compiler/watch.ts

@@ -44,6 +44,7 @@ import {
     FileWatcher,
     filter,
     find,
+    findIndex,
     flattenDiagnosticMessageText,
     forEach,
     forEachEntry,
@@ -418,7 +419,8 @@ export function getMatchedFileSpec(program: Program, fileName: string) {
 
     const filePath = program.getCanonicalFileName(fileName);
     const basePath = getDirectoryPath(getNormalizedAbsolutePath(configFile.fileName, program.getCurrentDirectory()));
-    return find(configFile.configFileSpecs.validatedFilesSpec, fileSpec => program.getCanonicalFileName(getNormalizedAbsolutePath(fileSpec, basePath)) === filePath);
+    const index = findIndex(configFile.configFileSpecs.validatedFilesSpec, fileSpec => program.getCanonicalFileName(getNormalizedAbsolutePath(fileSpec, basePath)) === filePath);
+    return index !== -1 ? configFile.configFileSpecs.validatedFilesSpecBeforeSubstitution![index] : undefined;
 }
 
 /** @internal */
@@ -432,11 +434,12 @@ export function getMatchedIncludeSpec(program: Program, fileName: string) {
     const isJsonFile = fileExtensionIs(fileName, Extension.Json);
     const basePath = getDirectoryPath(getNormalizedAbsolutePath(configFile.fileName, program.getCurrentDirectory()));
     const useCaseSensitiveFileNames = program.useCaseSensitiveFileNames();
-    return find(configFile?.configFileSpecs?.validatedIncludeSpecs, includeSpec => {
+    const index = findIndex(configFile?.configFileSpecs?.validatedIncludeSpecs, includeSpec => {
         if (isJsonFile && !endsWith(includeSpec, Extension.Json)) return false;
         const pattern = getPatternFromSpec(includeSpec, basePath, "files");
         return !!pattern && getRegexFromPattern(`(${pattern})$`, useCaseSensitiveFileNames).test(fileName);
     });
+    return index !== -1 ? configFile.configFileSpecs.validatedIncludeSpecsBeforeSubstitution![index] : undefined;
 }
 
 /** @internal */

src/server/editorServices.ts

@@ -58,6 +58,7 @@ import {
     getPathComponents,
     getSnapshotText,
     getWatchFactory,
+    handleWatchOptionsConfigDirTemplateSubstitution,
     hasExtension,
     hasProperty,
     hasTSFileExtension,
@@ -516,6 +517,7 @@ export interface HostConfiguration {
     hostInfo: string;
     extraFileExtensions?: FileExtensionInfo[];
     watchOptions?: WatchOptions;
+    /** @internal */ beforeSubstitution?: WatchOptions;
 }
 
 export interface OpenConfiguredProjectResult {
@@ -1722,7 +1724,7 @@ export class ProjectService {
                 });
             },
             flags,
-            this.getWatchOptionsFromProjectWatchOptions(config.parsedCommandLine!.watchOptions),
+            this.getWatchOptionsFromProjectWatchOptions(config.parsedCommandLine!.watchOptions, getDirectoryPath(configFileName)),
             WatchType.WildcardDirectory,
             configFileName,
         );
@@ -2100,7 +2102,7 @@ export class ProjectService {
                 configFileName,
                 (_fileName, eventKind) => this.onConfigFileChanged(canonicalConfigFilePath, eventKind),
                 PollingInterval.High,
-                this.getWatchOptionsFromProjectWatchOptions(configFileExistenceInfo?.config?.parsedCommandLine?.watchOptions),
+                this.getWatchOptionsFromProjectWatchOptions(configFileExistenceInfo?.config?.parsedCommandLine?.watchOptions, getDirectoryPath(configFileName)),
                 WatchType.ConfigFile,
                 forProject,
             );
@@ -2626,13 +2628,14 @@ export class ProjectService {
         const configFile = parseJsonText(configFilename, isString(configFileContent) ? configFileContent : "") as TsConfigSourceFile;
         const configFileErrors = configFile.parseDiagnostics as Diagnostic[];
         if (!isString(configFileContent)) configFileErrors.push(configFileContent);
+        const configDir = getDirectoryPath(configFilename);
         const parsedCommandLine = parseJsonSourceFileConfigFileContent(
             configFile,
             cachedDirectoryStructureHost,
-            getDirectoryPath(configFilename),
-            /*existingOptions*/ {},
+            configDir,
+            /*existingOptions*/ undefined,
             configFilename,
-            /*resolutionStack*/ [],
+            /*resolutionStack*/ undefined,
             this.hostConfiguration.extraFileExtensions,
             this.extendedConfigCache,
         );
@@ -2668,9 +2671,9 @@ export class ProjectService {
         if (
             !oldCommandLine && !isJsonEqual(
                 // Old options
-                this.getWatchOptionsFromProjectWatchOptions(/*projectOptions*/ undefined),
+                this.getWatchOptionsFromProjectWatchOptions(/*projectOptions*/ undefined, configDir),
                 // New options
-                this.getWatchOptionsFromProjectWatchOptions(parsedCommandLine.watchOptions),
+                this.getWatchOptionsFromProjectWatchOptions(parsedCommandLine.watchOptions, configDir),
             )
         ) {
             // Reset the config file watcher
@@ -3588,7 +3591,10 @@ export class ProjectService {
             }
 
             if (args.watchOptions) {
-                this.hostConfiguration.watchOptions = convertWatchOptions(args.watchOptions)?.watchOptions;
+                const watchOptions = convertWatchOptions(args.watchOptions)?.watchOptions;
+                const substitution = handleWatchOptionsConfigDirTemplateSubstitution(watchOptions, this.currentDirectory);
+                this.hostConfiguration.watchOptions = substitution;
+                this.hostConfiguration.beforeSubstitution = substitution === watchOptions ? undefined : watchOptions;
                 this.logger.info(`Host watch options changed to ${JSON.stringify(this.hostConfiguration.watchOptions)}, it will be take effect for next watches.`);
             }
         }
@@ -3596,14 +3602,19 @@ export class ProjectService {
 
     /** @internal */
     getWatchOptions(project: Project) {
-        return this.getWatchOptionsFromProjectWatchOptions(project.getWatchOptions());
+        return this.getWatchOptionsFromProjectWatchOptions(project.getWatchOptions(), project.getCurrentDirectory());
     }
 
     /** @internal */
-    private getWatchOptionsFromProjectWatchOptions(projectOptions: WatchOptions | undefined) {
-        return projectOptions && this.hostConfiguration.watchOptions ?
-            { ...this.hostConfiguration.watchOptions, ...projectOptions } :
-            projectOptions || this.hostConfiguration.watchOptions;
+    private getWatchOptionsFromProjectWatchOptions(projectOptions: WatchOptions | undefined, basePath: string) {
+        const hostWatchOptions = !this.hostConfiguration.beforeSubstitution ? this.hostConfiguration.watchOptions :
+            handleWatchOptionsConfigDirTemplateSubstitution(
+                this.hostConfiguration.beforeSubstitution,
+                basePath,
+            );
+        return projectOptions && hostWatchOptions ?
+            { ...hostWatchOptions, ...projectOptions } :
+            projectOptions || hostWatchOptions;
     }
 
     closeLog() {

src/testRunner/tests.ts

@@ -98,6 +98,7 @@ import "./unittests/tsbuild/sample";
 import "./unittests/tsbuild/transitiveReferences";
 import "./unittests/tsbuildWatch/configFileErrors";
 import "./unittests/tsbuildWatch/demo";
+import "./unittests/tsbuildWatch/extends";
 import "./unittests/tsbuildWatch/libraryResolution";
 import "./unittests/tsbuildWatch/moduleResolution";
 import "./unittests/tsbuildWatch/noEmit";

src/testRunner/unittests/config/configurationExtension.ts

@@ -253,6 +253,46 @@ function createFileSystem(ignoreCase: boolean, cwd: string, root: string) {
                     },
                 }),
                 "dev/extendsArrayFails2.json": jsonToReadableText({ extends: [42] }),
+                "dev/configs/template.json": jsonToReadableText({
+                    include: ["${configDir}/../supplemental.*"], // eslint-disable-line no-template-curly-in-string
+                    files: ["${configDir}/main.ts"], // eslint-disable-line no-template-curly-in-string,
+                    compilerOptions: {
+                        declarationDir: "${configDir}/decls", // eslint-disable-line no-template-curly-in-string
+                        rootDirs: ["root1", "${configDir}/root2", "root3"], // eslint-disable-line no-template-curly-in-string
+                        paths: {
+                            "something": ["${configDir}/something"], // eslint-disable-line no-template-curly-in-string
+                            "something/*": ["${configDir}/something/*"], // eslint-disable-line no-template-curly-in-string
+                            "other/*": ["./other/*"],
+                        },
+                    },
+                }),
+
+                "dev/configs/templateandextends.json": jsonToReadableText({
+                    extends: "./first/templateextends.json",
+                    compilerOptions: {
+                        strict: true,
+                        baseUrl: "./src",
+                    },
+                }),
+                "dev/configs/first/templateextends.json": jsonToReadableText({
+                    extends: "../second/templateextends.json",
+                    include: ["${configDir}/../supplemental.*"], // eslint-disable-line no-template-curly-in-string
+                    compilerOptions: {
+                        rootDirs: ["root1", "${configDir}/root2", "root3"], // eslint-disable-line no-template-curly-in-string
+                    },
+                }),
+                "dev/configs/second/templateextends.json": jsonToReadableText({
+                    files: ["${configDir}/main.ts"], // eslint-disable-line no-template-curly-in-string,
+                    compilerOptions: {
+                        outDir: "./insecond",
+                        declarationDir: "${configDir}/decls", // eslint-disable-line no-template-curly-in-string
+                        paths: {
+                            "something": ["${configDir}/something"], // eslint-disable-line no-template-curly-in-string
+                            "something/*": ["${configDir}/something/*"], // eslint-disable-line no-template-curly-in-string
+                            "other/*": ["./other/*"],
+                        },
+                    },
+                }),
             },
         },
     });
@@ -302,6 +342,9 @@ describe("unittests:: config:: configurationExtension", () => {
         baselineParsedCommandLine("can report missing configurations", "extendsArrayFails.json");
         baselineParsedCommandLine("can error when 'extends' is not a string or Array2", "extendsArrayFails2.json");
 
+        baselineParsedCommandLine("handle configDir template", "configs/template.json");
+        baselineParsedCommandLine("handle configDir template", "configs/templateandextends.json");
+
         baselineParseConfig({
             scenario: "configurationExtension",
             subScenario: testName,
@@ -317,7 +360,7 @@ describe("unittests:: config:: configurationExtension", () => {
                         baseline.push("CompilerOptions::");
                         baseline.push(jsonToReadableText(parsed.options));
                         baseline.push("FileNames::");
-                        baseline.push(parsed.fileNames.join());
+                        baseline.push(...parsed.fileNames);
                     },
                 })),
             skipFs: true,

src/testRunner/unittests/config/helpers.ts

@@ -15,9 +15,9 @@ function getParsedCommandJson(
     return ts.parseJsonConfigFileContent(
         parsed.config,
         host,
-        basePath ?? host.sys.getCurrentDirectory(),
+        basePath ?? ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), host.sys.getCurrentDirectory()),
         existingOptions,
-        configFileName,
+        ts.getNormalizedAbsolutePath(configFileName, host.sys.getCurrentDirectory()),
         /*resolutionStack*/ undefined,
         /*extraFileExtensions*/ undefined,
         /*extendedConfigCache*/ undefined,
@@ -37,9 +37,9 @@ function getParsedCommandJsonSourceFile(
     return ts.parseJsonSourceFileConfigFileContent(
         parsed,
         host,
-        basePath ?? host.sys.getCurrentDirectory(),
+        basePath ?? ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), host.sys.getCurrentDirectory()),
         existingOptions,
-        configFileName,
+        ts.getNormalizedAbsolutePath(configFileName, host.sys.getCurrentDirectory()),
         /*resolutionStack*/ undefined,
         /*extraFileExtensions*/ undefined,
         /*extendedConfigCache*/ undefined,

src/testRunner/unittests/config/showConfig.ts

@@ -115,6 +115,21 @@ describe("unittests:: config:: showConfig", () => {
         ],
     });
 
+    showTSConfigCorrectly("Show TSConfig with configDir template template", ["-p", "tsconfig.json"], {
+        compilerOptions: {
+            outDir: "${configDir}/outDir", // eslint-disable-line no-template-curly-in-string
+            typeRoots: ["root1", "${configDir}/root2", "root3"], // eslint-disable-line no-template-curly-in-string
+            paths: {
+                "@myscope/*": ["${configDir}/types/*"], // eslint-disable-line no-template-curly-in-string
+                "other/*": ["other/*"],
+            },
+        },
+        include: [
+            "${configDir}/src/**/*", // eslint-disable-line no-template-curly-in-string
+        ],
+        files: ["${configDir}/main.ts"], // eslint-disable-line no-template-curly-in-string
+    });
+
     // Bulk validation of all option declarations
     for (const option of ts.optionDeclarations) {
         baselineOption(option, /*isCompilerOptions*/ true);

src/testRunner/unittests/config/tsconfigParsingWatchOptions.ts

@@ -97,6 +97,18 @@ describe("unittests:: config:: tsconfigParsingWatchOptions:: parseConfigFileText
                 }),
             },
         },
+        {
+            json: {
+                extends: "./base/tsconfig.json",
+            },
+            additionalFiles: {
+                "/base/tsconfig.json": jsonToReadableText({
+                    watchOptions: {
+                        excludeFiles: ["${configDir}/temp/*.ts"], // eslint-disable-line no-template-curly-in-string
+                    },
+                }),
+            },
+        },
     ]);
 
     verifyWatchOptions("different options", () => [

src/testRunner/unittests/helpers/extends.ts

@@ -1,5 +1,6 @@
 import { dedent } from "../../_namespaces/Utils";
 import { jsonToReadableText } from "../helpers";
+import { FsContents } from "./contents";
 import {
     createServerHost,
     createWatchedSystem,
@@ -31,3 +32,70 @@ export function getSymlinkedExtendsSys(forTsserver?: true): TestServerHost {
         [libFile.path]: libFile.content,
     }, { currentDirectory: "/users/user/projects/myproject" });
 }
+
+export function getConfigDirExtendsSys(): FsContents {
+    return {
+        "/home/src/projects/configs/first/tsconfig.json": jsonToReadableText({
+            extends: "../second/tsconfig.json",
+            include: ["${configDir}/src"], // eslint-disable-line no-template-curly-in-string
+            compilerOptions: {
+                typeRoots: ["root1", "${configDir}/root2", "root3"], // eslint-disable-line no-template-curly-in-string
+                types: [],
+            },
+        }),
+        "/home/src/projects/configs/second/tsconfig.json": jsonToReadableText({
+            files: ["${configDir}/main.ts"], // eslint-disable-line no-template-curly-in-string,
+            compilerOptions: {
+                declarationDir: "${configDir}/decls", // eslint-disable-line no-template-curly-in-string
+                paths: {
+                    "@myscope/*": ["${configDir}/types/*"], // eslint-disable-line no-template-curly-in-string
+                    "other/*": ["other/*"],
+                },
+                baseUrl: "${configDir}", // eslint-disable-line no-template-curly-in-string
+            },
+            watchOptions: {
+                excludeFiles: ["${configDir}/main.ts"], // eslint-disable-line no-template-curly-in-string
+            },
+        }),
+        "/home/src/projects/myproject/tsconfig.json": jsonToReadableText({
+            extends: "../configs/first/tsconfig.json",
+            compilerOptions: {
+                declaration: true,
+                outDir: "outDir",
+                traceResolution: true,
+            },
+        }),
+
+        "/home/src/projects/myproject/main.ts": dedent`
+            // some comment
+            export const y = 10;
+            import { x } from "@myscope/sometype";
+        `,
+        "/home/src/projects/myproject/src/secondary.ts": dedent`
+            // some comment
+            export const z = 10;
+            import { k } from "other/sometype2";
+        `,
+        "/home/src/projects/myproject/types/sometype.ts": dedent`
+            export const x = 10;
+        `,
+        "/home/src/projects/myproject/root2/other/sometype2/index.d.ts": dedent`
+            export const k = 10;
+        `,
+        [libFile.path]: libFile.content,
+    };
+}
+
+export function modifyFirstExtendedConfigOfConfigDirExtendsSys(sys: TestServerHost) {
+    sys.modifyFile(
+        "/home/src/projects/configs/first/tsconfig.json",
+        jsonToReadableText({
+            extends: "../second/tsconfig.json",
+            include: ["${configDir}/src"], // eslint-disable-line no-template-curly-in-string
+            compilerOptions: {
+                typeRoots: ["${configDir}/root2"], // eslint-disable-line no-template-curly-in-string
+                types: [],
+            },
+        }),
+    );
+}

src/testRunner/unittests/tsbuild/extends.ts

@@ -1,5 +1,10 @@
-import { getSymlinkedExtendsSys } from "../helpers/extends";
+import {
+    getConfigDirExtendsSys,
+    getSymlinkedExtendsSys,
+} from "../helpers/extends";
+import { verifyTsc } from "../helpers/tsc";
 import { verifyTscWatch } from "../helpers/tscWatch";
+import { loadProjectFromFiles } from "../helpers/vfs";
 
 describe("unittests:: tsbuild:: extends::", () => {
     verifyTscWatch({
@@ -8,4 +13,11 @@ describe("unittests:: tsbuild:: extends::", () => {
         sys: getSymlinkedExtendsSys,
         commandLineArgs: ["-b", "src", "--extendedDiagnostics"],
     });
+
+    verifyTsc({
+        scenario: "extends",
+        subScenario: "configDir template",
+        fs: () => loadProjectFromFiles(getConfigDirExtendsSys(), { cwd: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-b", "/home/src/projects/myproject", "--explainFiles", "--v"],
+    });
 });

src/testRunner/unittests/tsbuildWatch/extends.ts

@@ -0,0 +1,20 @@
+import {
+    getConfigDirExtendsSys,
+    modifyFirstExtendedConfigOfConfigDirExtendsSys,
+} from "../helpers/extends";
+import { verifyTscWatch } from "../helpers/tscWatch";
+import { createWatchedSystem } from "../helpers/virtualFileSystemWithWatch";
+
+describe("unittests:: tsbuildWatch:: watchMode:: extends::", () => {
+    verifyTscWatch({
+        scenario: "extends",
+        subScenario: "configDir template",
+        sys: () => createWatchedSystem(getConfigDirExtendsSys(), { currentDirectory: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-b", "-w", "--extendedDiagnostics", "--explainFiles", "-v"],
+        edits: [{
+            caption: "edit extended config file",
+            edit: modifyFirstExtendedConfigOfConfigDirExtendsSys,
+            timeouts: sys => sys.runQueuedTimeoutCallbacks(),
+        }],
+    });
+});

src/testRunner/unittests/tsc/extends.ts

@@ -1,5 +1,10 @@
-import { getSymlinkedExtendsSys } from "../helpers/extends";
+import {
+    getConfigDirExtendsSys,
+    getSymlinkedExtendsSys,
+} from "../helpers/extends";
+import { verifyTsc } from "../helpers/tsc";
 import { verifyTscWatch } from "../helpers/tscWatch";
+import { loadProjectFromFiles } from "../helpers/vfs";
 
 describe("unittests:: tsc:: extends::", () => {
     verifyTscWatch({
@@ -8,4 +13,25 @@ describe("unittests:: tsc:: extends::", () => {
         sys: getSymlinkedExtendsSys,
         commandLineArgs: ["-p", "src", "--extendedDiagnostics"],
     });
+
+    verifyTsc({
+        scenario: "extends",
+        subScenario: "configDir template",
+        fs: () => loadProjectFromFiles(getConfigDirExtendsSys(), { cwd: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-p", "/home/src/projects/myproject", "--explainFiles"],
+    });
+
+    verifyTsc({
+        scenario: "extends",
+        subScenario: "configDir template showConfig",
+        fs: () => loadProjectFromFiles(getConfigDirExtendsSys(), { cwd: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-p", "/home/src/projects/myproject", "--showConfig"],
+    });
+
+    verifyTsc({
+        scenario: "extends",
+        subScenario: "configDir template with commandline",
+        fs: () => loadProjectFromFiles(getConfigDirExtendsSys(), { cwd: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-p", "/home/src/projects/myproject", "--explainFiles", "--outDir", "${configDir}/outDir"], // eslint-disable-line no-template-curly-in-string
+    });
 });

src/testRunner/unittests/tscWatch/extends.ts

@@ -1,5 +1,10 @@
-import { getSymlinkedExtendsSys } from "../helpers/extends";
+import {
+    getConfigDirExtendsSys,
+    getSymlinkedExtendsSys,
+    modifyFirstExtendedConfigOfConfigDirExtendsSys,
+} from "../helpers/extends";
 import { verifyTscWatch } from "../helpers/tscWatch";
+import { createWatchedSystem } from "../helpers/virtualFileSystemWithWatch";
 
 describe("unittests:: tsc-watch:: extends::", () => {
     verifyTscWatch({
@@ -8,4 +13,16 @@ describe("unittests:: tsc-watch:: extends::", () => {
         sys: getSymlinkedExtendsSys,
         commandLineArgs: ["-w", "-p", "src", "--extendedDiagnostics"],
     });
+
+    verifyTscWatch({
+        scenario: "extends",
+        subScenario: "configDir template",
+        sys: () => createWatchedSystem(getConfigDirExtendsSys(), { currentDirectory: "/home/src/projects/myproject" }),
+        commandLineArgs: ["-w", "--extendedDiagnostics", "--explainFiles"],
+        edits: [{
+            caption: "edit extended config file",
+            edit: modifyFirstExtendedConfigOfConfigDirExtendsSys,
+            timeouts: sys => sys.runQueuedTimeoutCallbacks(),
+        }],
+    });
 });

src/testRunner/unittests/tscWatch/watchApi.ts

@@ -46,7 +46,7 @@ describe("unittests:: tsc-watch:: watchAPI:: tsc-watch with custom module resolu
             system: sys,
             cb,
         });
-        const parsedCommandResult = ts.parseJsonConfigFileContent(configFileJson, sys, config.path);
+        const parsedCommandResult = ts.parseJsonConfigFileContent(configFileJson, sys, ts.getDirectoryPath(config.path));
         host.resolveModuleNames = (moduleNames, containingFile) =>
             moduleNames.map(m => {
                 const result = ts.resolveModuleName(m, containingFile, parsedCommandResult.options, host);

src/testRunner/unittests/tsserver/extends.ts

@@ -1,9 +1,15 @@
-import { getSymlinkedExtendsSys } from "../helpers/extends";
+import * as ts from "../../_namespaces/ts";
+import {
+    getConfigDirExtendsSys,
+    getSymlinkedExtendsSys,
+    modifyFirstExtendedConfigOfConfigDirExtendsSys,
+} from "../helpers/extends";
 import {
     baselineTsserverLogs,
     openFilesForSession,
     TestSession,
 } from "../helpers/tsserver";
+import { createServerHost } from "../helpers/virtualFileSystemWithWatch";
 
 describe("unittests:: tsserver:: extends::", () => {
     it("resolves the symlink path", () => {
@@ -12,4 +18,21 @@ describe("unittests:: tsserver:: extends::", () => {
         openFilesForSession(["/users/user/projects/myproject/src/index.ts"], session);
         baselineTsserverLogs("tsserver", "resolves the symlink path", session);
     });
+
+    it("configDir template", () => {
+        const host = createServerHost(getConfigDirExtendsSys(), { currentDirectory: "/home/src/projects/myproject" });
+        const session = new TestSession(host);
+        session.executeCommandSeq<ts.server.protocol.ConfigureRequest>({
+            command: ts.server.protocol.CommandTypes.Configure,
+            arguments: {
+                watchOptions: {
+                    excludeDirectories: ["${configDir}/node_modules"], // eslint-disable-line no-template-curly-in-string
+                },
+            },
+        });
+        openFilesForSession(["/home/src/projects/myproject/src/secondary.ts"], session);
+        modifyFirstExtendedConfigOfConfigDirExtendsSys(host);
+        host.runQueuedTimeoutCallbacks();
+        baselineTsserverLogs("tsserver", "configDir template", session);
+    });
 });

tests/baselines/reference/config/configurationExtension/adds extendedSourceFiles from an array only once under a case insensitive host.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [c:/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [c:/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [c:/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [c:/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [c:/dev/configs/tests.json]
 {
   "compilerOptions": {

tests/baselines/reference/config/configurationExtension/adds extendedSourceFiles from an array only once under a case sensitive host.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [/dev/configs/tests.json]
 {
   "compilerOptions": {

tests/baselines/reference/config/configurationExtension/adds extendedSourceFiles only once under a case insensitive host.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [c:/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [c:/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [c:/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [c:/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [c:/dev/configs/tests.json]
 {
   "compilerOptions": {

tests/baselines/reference/config/configurationExtension/adds extendedSourceFiles only once under a case sensitive host.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [/dev/configs/tests.json]
 {
   "compilerOptions": {

tests/baselines/reference/config/configurationExtension/under a case insensitive host with json api.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [c:/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [c:/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [c:/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [c:/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [c:/dev/configs/tests.json]
 {
   "compilerOptions": {
@@ -382,10 +457,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "c:/dev/tsconfig.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -396,10 +472,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": false,
-  "configFilePath": "tsconfig.nostrictnull.json"
+  "configFilePath": "c:/dev/tsconfig.nostrictnull.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -408,10 +485,14 @@ configFileName:: circular.json
 CompilerOptions::
 {
   "module": 2,
-  "configFilePath": "circular.json"
+  "configFilePath": "c:/dev/circular.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS18000: Circularity detected while resolving configuration: c:/dev/circular.json -> c:/dev/circular2.json -> c:/dev/circular.json
 
@@ -421,10 +502,14 @@ configFileName:: missing.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "missing.json"
+  "configFilePath": "c:/dev/missing.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS6053: File './missing2' not found.
 
@@ -434,10 +519,14 @@ configFileName:: failure.json
 CompilerOptions::
 {
   "typeRoots": [],
-  "configFilePath": "failure.json"
+  "configFilePath": "c:/dev/failure.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 failure2.json:2:3 - error TS6114: Unknown option 'excludes'. Did you mean 'exclude'?
 
@@ -449,10 +538,14 @@ can error when 'extends' is not a string or Array
 configFileName:: extends.json
 CompilerOptions::
 {
-  "configFilePath": "extends.json"
+  "configFilePath": "c:/dev/extends.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS5024: Compiler option 'extends' requires a value of type string or Array.
 
@@ -461,10 +554,14 @@ can error when 'extends' is given an empty string
 configFileName:: extends3.json
 CompilerOptions::
 {
-  "configFilePath": "extends3.json"
+  "configFilePath": "c:/dev/extends3.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -473,10 +570,14 @@ can error when 'extends' is given an empty string in an array
 configFileName:: extends4.json
 CompilerOptions::
 {
-  "configFilePath": "extends4.json"
+  "configFilePath": "c:/dev/extends4.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -488,7 +589,7 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "configs/third.json"
+  "configFilePath": "c:/dev/configs/third.json"
 }
 FileNames::
 c:/dev/supplemental.ts
@@ -503,10 +604,11 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fourth.json"
+  "configFilePath": "c:/dev/configs/fourth.json"
 }
 FileNames::
 c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -518,7 +620,7 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fifth.json"
+  "configFilePath": "c:/dev/configs/fifth.json"
 }
 FileNames::
 c:/dev/tests/utils.ts
@@ -530,7 +632,7 @@ configFileName:: tsconfig.extendsBox.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBox.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBox.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -542,7 +644,7 @@ configFileName:: tsconfig.extendsStrict.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsStrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -554,7 +656,7 @@ configFileName:: tsconfig.extendsUnStrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsUnStrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsUnStrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -566,7 +668,7 @@ configFileName:: tsconfig.extendsStrictExtension.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrictExtension.json"
+  "configFilePath": "c:/dev/tsconfig.extendsStrictExtension.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -578,7 +680,7 @@ configFileName:: tsconfig.extendsBoxImplied.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImplied.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImplied.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -590,7 +692,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedUnstrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -602,7 +704,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrictExtension.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrictExtension.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedUnstrictExtension.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -614,7 +716,7 @@ configFileName:: tsconfig.extendsBoxImpliedPath.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImpliedPath.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedPath.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -626,7 +728,7 @@ configFileName:: tsconfig.extendsFoo.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsFoo.json"
+  "configFilePath": "c:/dev/tsconfig.extendsFoo.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -641,10 +743,10 @@ CompilerOptions::
   "noImplicitAny": false,
   "strictNullChecks": false,
   "module": 4,
-  "configFilePath": "configs/extendsArrayFifth.json"
+  "configFilePath": "c:/dev/configs/extendsArrayFifth.json"
 }
 FileNames::
-
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -653,10 +755,14 @@ configFileName:: extendsArrayFails.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "extendsArrayFails.json"
+  "configFilePath": "c:/dev/extendsArrayFails.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS6053: File './missingFile' not found.
 
@@ -665,10 +771,77 @@ can error when 'extends' is not a string or Array2
 configFileName:: extendsArrayFails2.json
 CompilerOptions::
 {
-  "configFilePath": "extendsArrayFails2.json"
+  "configFilePath": "c:/dev/extendsArrayFails2.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS5024: Compiler option 'extends' requires a value of type string.
 
+
+handle configDir template
+configFileName:: configs/template.json
+CompilerOptions::
+{
+  "declarationDir": "c:/dev/configs/decls",
+  "rootDirs": [
+    "c:/dev/configs/root1",
+    "c:/dev/configs/root2",
+    "c:/dev/configs/root3"
+  ],
+  "paths": {
+    "something": [
+      "c:/dev/configs/something"
+    ],
+    "something/*": [
+      "c:/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "configFilePath": "c:/dev/configs/template.json",
+  "pathsBasePath": "c:/dev/configs"
+}
+FileNames::
+c:/dev/configs/main.ts
+c:/dev/supplemental.ts
+Errors::
+
+
+handle configDir template
+configFileName:: configs/templateandextends.json
+CompilerOptions::
+{
+  "outDir": "c:/dev/configs/second/insecond",
+  "declarationDir": "c:/dev/configs/decls",
+  "paths": {
+    "something": [
+      "c:/dev/configs/something"
+    ],
+    "something/*": [
+      "c:/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "c:/dev/configs/second",
+  "rootDirs": [
+    "c:/dev/configs/first/root1",
+    "c:/dev/configs/root2",
+    "c:/dev/configs/first/root3"
+  ],
+  "strict": true,
+  "baseUrl": "c:/dev/configs/src",
+  "configFilePath": "c:/dev/configs/templateandextends.json"
+}
+FileNames::
+c:/dev/configs/main.ts
+c:/dev/supplemental.ts
+Errors::
+

tests/baselines/reference/config/configurationExtension/under a case insensitive host with jsonSourceFile api.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [c:/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [c:/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [c:/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [c:/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [c:/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [c:/dev/configs/tests.json]
 {
   "compilerOptions": {
@@ -382,10 +457,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "c:/dev/tsconfig.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -396,10 +472,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": false,
-  "configFilePath": "tsconfig.nostrictnull.json"
+  "configFilePath": "c:/dev/tsconfig.nostrictnull.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -408,10 +485,14 @@ configFileName:: circular.json
 CompilerOptions::
 {
   "module": 2,
-  "configFilePath": "circular.json"
+  "configFilePath": "c:/dev/circular.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 error TS18000: Circularity detected while resolving configuration: c:/dev/circular.json -> c:/dev/circular2.json -> c:/dev/circular.json
 
@@ -421,10 +502,14 @@ configFileName:: missing.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "missing.json"
+  "configFilePath": "c:/dev/missing.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 missing.json:2:14 - error TS6053: File './missing2' not found.
 
@@ -437,10 +522,14 @@ configFileName:: failure.json
 CompilerOptions::
 {
   "typeRoots": [],
-  "configFilePath": "failure.json"
+  "configFilePath": "c:/dev/failure.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 failure2.json:2:3 - error TS6114: Unknown option 'excludes'. Did you mean 'exclude'?
 
@@ -452,10 +541,14 @@ can error when 'extends' is not a string or Array
 configFileName:: extends.json
 CompilerOptions::
 {
-  "configFilePath": "extends.json"
+  "configFilePath": "c:/dev/extends.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 extends.json:2:14 - error TS5024: Compiler option 'extends' requires a value of type string or Array.
 
@@ -467,10 +560,14 @@ can error when 'extends' is given an empty string
 configFileName:: extends3.json
 CompilerOptions::
 {
-  "configFilePath": "extends3.json"
+  "configFilePath": "c:/dev/extends3.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 extends3.json:2:14 - error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -482,10 +579,14 @@ can error when 'extends' is given an empty string in an array
 configFileName:: extends4.json
 CompilerOptions::
 {
-  "configFilePath": "extends4.json"
+  "configFilePath": "c:/dev/extends4.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 extends4.json:3:5 - error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -500,7 +601,7 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "configs/third.json"
+  "configFilePath": "c:/dev/configs/third.json"
 }
 FileNames::
 c:/dev/supplemental.ts
@@ -515,10 +616,11 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fourth.json"
+  "configFilePath": "c:/dev/configs/fourth.json"
 }
 FileNames::
 c:/dev/main.ts
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -530,7 +632,7 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fifth.json"
+  "configFilePath": "c:/dev/configs/fifth.json"
 }
 FileNames::
 c:/dev/tests/utils.ts
@@ -542,7 +644,7 @@ configFileName:: tsconfig.extendsBox.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBox.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBox.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -554,7 +656,7 @@ configFileName:: tsconfig.extendsStrict.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsStrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -566,7 +668,7 @@ configFileName:: tsconfig.extendsUnStrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsUnStrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsUnStrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -578,7 +680,7 @@ configFileName:: tsconfig.extendsStrictExtension.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrictExtension.json"
+  "configFilePath": "c:/dev/tsconfig.extendsStrictExtension.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -590,7 +692,7 @@ configFileName:: tsconfig.extendsBoxImplied.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImplied.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImplied.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -602,7 +704,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrict.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedUnstrict.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -614,7 +716,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrictExtension.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrictExtension.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedUnstrictExtension.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -626,7 +728,7 @@ configFileName:: tsconfig.extendsBoxImpliedPath.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImpliedPath.json"
+  "configFilePath": "c:/dev/tsconfig.extendsBoxImpliedPath.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -638,7 +740,7 @@ configFileName:: tsconfig.extendsFoo.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsFoo.json"
+  "configFilePath": "c:/dev/tsconfig.extendsFoo.json"
 }
 FileNames::
 c:/dev/main.ts
@@ -653,10 +755,10 @@ CompilerOptions::
   "noImplicitAny": false,
   "strictNullChecks": false,
   "module": 4,
-  "configFilePath": "configs/extendsArrayFifth.json"
+  "configFilePath": "c:/dev/configs/extendsArrayFifth.json"
 }
 FileNames::
-
+c:/dev/supplemental.ts
 Errors::
 
 
@@ -665,10 +767,14 @@ configFileName:: extendsArrayFails.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "extendsArrayFails.json"
+  "configFilePath": "c:/dev/extendsArrayFails.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 extendsArrayFails.json:3:5 - error TS6053: File './missingFile' not found.
 
@@ -680,13 +786,80 @@ can error when 'extends' is not a string or Array2
 configFileName:: extendsArrayFails2.json
 CompilerOptions::
 {
-  "configFilePath": "extendsArrayFails2.json"
+  "configFilePath": "c:/dev/extendsArrayFails2.json"
 }
 FileNames::
-c:/dev/main.ts,c:/dev/supplemental.ts,c:/dev/tests/utils.ts,c:/dev/tests/baselines/first/output.ts,c:/dev/tests/unit/spec.ts
+c:/dev/main.ts
+c:/dev/supplemental.ts
+c:/dev/tests/utils.ts
+c:/dev/tests/baselines/first/output.ts
+c:/dev/tests/unit/spec.ts
 Errors::
 extendsArrayFails2.json:3:5 - error TS5024: Compiler option 'extends' requires a value of type string.
 
 3     42
       ~~
 
+
+handle configDir template
+configFileName:: configs/template.json
+CompilerOptions::
+{
+  "declarationDir": "c:/dev/configs/decls",
+  "rootDirs": [
+    "c:/dev/configs/root1",
+    "c:/dev/configs/root2",
+    "c:/dev/configs/root3"
+  ],
+  "paths": {
+    "something": [
+      "c:/dev/configs/something"
+    ],
+    "something/*": [
+      "c:/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "c:/dev/configs",
+  "configFilePath": "c:/dev/configs/template.json"
+}
+FileNames::
+c:/dev/configs/main.ts
+c:/dev/supplemental.ts
+Errors::
+
+
+handle configDir template
+configFileName:: configs/templateandextends.json
+CompilerOptions::
+{
+  "outDir": "c:/dev/configs/second/insecond",
+  "declarationDir": "c:/dev/configs/decls",
+  "paths": {
+    "something": [
+      "c:/dev/configs/something"
+    ],
+    "something/*": [
+      "c:/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "c:/dev/configs/second",
+  "rootDirs": [
+    "c:/dev/configs/first/root1",
+    "c:/dev/configs/root2",
+    "c:/dev/configs/first/root3"
+  ],
+  "strict": true,
+  "baseUrl": "c:/dev/configs/src",
+  "configFilePath": "c:/dev/configs/templateandextends.json"
+}
+FileNames::
+c:/dev/configs/main.ts
+c:/dev/supplemental.ts
+Errors::
+

tests/baselines/reference/config/configurationExtension/under a case sensitive host with json api.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [/dev/configs/tests.json]
 {
   "compilerOptions": {
@@ -382,10 +457,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/dev/tsconfig.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts
+/dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -396,10 +472,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": false,
-  "configFilePath": "tsconfig.nostrictnull.json"
+  "configFilePath": "/dev/tsconfig.nostrictnull.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts
+/dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -408,10 +485,14 @@ configFileName:: circular.json
 CompilerOptions::
 {
   "module": 2,
-  "configFilePath": "circular.json"
+  "configFilePath": "/dev/circular.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS18000: Circularity detected while resolving configuration: /dev/circular.json -> /dev/circular2.json -> /dev/circular.json
 
@@ -421,10 +502,14 @@ configFileName:: missing.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "missing.json"
+  "configFilePath": "/dev/missing.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS6053: File './missing2' not found.
 
@@ -434,10 +519,14 @@ configFileName:: failure.json
 CompilerOptions::
 {
   "typeRoots": [],
-  "configFilePath": "failure.json"
+  "configFilePath": "/dev/failure.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 failure2.json:2:3 - error TS6114: Unknown option 'excludes'. Did you mean 'exclude'?
 
@@ -449,10 +538,14 @@ can error when 'extends' is not a string or Array
 configFileName:: extends.json
 CompilerOptions::
 {
-  "configFilePath": "extends.json"
+  "configFilePath": "/dev/extends.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS5024: Compiler option 'extends' requires a value of type string or Array.
 
@@ -461,10 +554,14 @@ can error when 'extends' is given an empty string
 configFileName:: extends3.json
 CompilerOptions::
 {
-  "configFilePath": "extends3.json"
+  "configFilePath": "/dev/extends3.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -473,10 +570,14 @@ can error when 'extends' is given an empty string in an array
 configFileName:: extends4.json
 CompilerOptions::
 {
-  "configFilePath": "extends4.json"
+  "configFilePath": "/dev/extends4.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -488,7 +589,7 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "configs/third.json"
+  "configFilePath": "/dev/configs/third.json"
 }
 FileNames::
 /dev/supplemental.ts
@@ -503,10 +604,11 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fourth.json"
+  "configFilePath": "/dev/configs/fourth.json"
 }
 FileNames::
 /dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -518,7 +620,7 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fifth.json"
+  "configFilePath": "/dev/configs/fifth.json"
 }
 FileNames::
 /dev/tests/utils.ts
@@ -530,7 +632,7 @@ configFileName:: tsconfig.extendsBox.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBox.json"
+  "configFilePath": "/dev/tsconfig.extendsBox.json"
 }
 FileNames::
 /dev/main.ts
@@ -542,7 +644,7 @@ configFileName:: tsconfig.extendsStrict.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrict.json"
+  "configFilePath": "/dev/tsconfig.extendsStrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -554,7 +656,7 @@ configFileName:: tsconfig.extendsUnStrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsUnStrict.json"
+  "configFilePath": "/dev/tsconfig.extendsUnStrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -566,7 +668,7 @@ configFileName:: tsconfig.extendsStrictExtension.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrictExtension.json"
+  "configFilePath": "/dev/tsconfig.extendsStrictExtension.json"
 }
 FileNames::
 /dev/main.ts
@@ -578,7 +680,7 @@ configFileName:: tsconfig.extendsBoxImplied.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImplied.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImplied.json"
 }
 FileNames::
 /dev/main.ts
@@ -590,7 +692,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrict.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedUnstrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -602,7 +704,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrictExtension.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrictExtension.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedUnstrictExtension.json"
 }
 FileNames::
 /dev/main.ts
@@ -614,7 +716,7 @@ configFileName:: tsconfig.extendsBoxImpliedPath.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImpliedPath.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedPath.json"
 }
 FileNames::
 /dev/main.ts
@@ -626,7 +728,7 @@ configFileName:: tsconfig.extendsFoo.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsFoo.json"
+  "configFilePath": "/dev/tsconfig.extendsFoo.json"
 }
 FileNames::
 /dev/main.ts
@@ -641,10 +743,10 @@ CompilerOptions::
   "noImplicitAny": false,
   "strictNullChecks": false,
   "module": 4,
-  "configFilePath": "configs/extendsArrayFifth.json"
+  "configFilePath": "/dev/configs/extendsArrayFifth.json"
 }
 FileNames::
-
+/dev/supplemental.ts
 Errors::
 
 
@@ -653,10 +755,14 @@ configFileName:: extendsArrayFails.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "extendsArrayFails.json"
+  "configFilePath": "/dev/extendsArrayFails.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS6053: File './missingFile' not found.
 
@@ -665,10 +771,77 @@ can error when 'extends' is not a string or Array2
 configFileName:: extendsArrayFails2.json
 CompilerOptions::
 {
-  "configFilePath": "extendsArrayFails2.json"
+  "configFilePath": "/dev/extendsArrayFails2.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS5024: Compiler option 'extends' requires a value of type string.
 
+
+handle configDir template
+configFileName:: configs/template.json
+CompilerOptions::
+{
+  "declarationDir": "/dev/configs/decls",
+  "rootDirs": [
+    "/dev/configs/root1",
+    "/dev/configs/root2",
+    "/dev/configs/root3"
+  ],
+  "paths": {
+    "something": [
+      "/dev/configs/something"
+    ],
+    "something/*": [
+      "/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "configFilePath": "/dev/configs/template.json",
+  "pathsBasePath": "/dev/configs"
+}
+FileNames::
+/dev/configs/main.ts
+/dev/supplemental.ts
+Errors::
+
+
+handle configDir template
+configFileName:: configs/templateandextends.json
+CompilerOptions::
+{
+  "outDir": "/dev/configs/second/insecond",
+  "declarationDir": "/dev/configs/decls",
+  "paths": {
+    "something": [
+      "/dev/configs/something"
+    ],
+    "something/*": [
+      "/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "/dev/configs/second",
+  "rootDirs": [
+    "/dev/configs/first/root1",
+    "/dev/configs/root2",
+    "/dev/configs/first/root3"
+  ],
+  "strict": true,
+  "baseUrl": "/dev/configs/src",
+  "configFilePath": "/dev/configs/templateandextends.json"
+}
+FileNames::
+/dev/configs/main.ts
+/dev/supplemental.ts
+Errors::
+

tests/baselines/reference/config/configurationExtension/under a case sensitive host with jsonSourceFile api.js

@@ -87,6 +87,21 @@ Fs::
   "files": []
 }
 
+//// [/dev/configs/first/templateextends.json]
+{
+  "extends": "../second/templateextends.json",
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "compilerOptions": {
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ]
+  }
+}
+
 //// [/dev/configs/first.json]
 {
   "extends": "./base",
@@ -110,6 +125,28 @@ Fs::
   ]
 }
 
+//// [/dev/configs/second/templateextends.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "outDir": "./insecond",
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
 //// [/dev/configs/second.json]
 {
   "extends": "./base",
@@ -121,6 +158,44 @@ Fs::
   ]
 }
 
+//// [/dev/configs/template.json]
+{
+  "include": [
+    "${configDir}/../supplemental.*"
+  ],
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "rootDirs": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "paths": {
+      "something": [
+        "${configDir}/something"
+      ],
+      "something/*": [
+        "${configDir}/something/*"
+      ],
+      "other/*": [
+        "./other/*"
+      ]
+    }
+  }
+}
+
+//// [/dev/configs/templateandextends.json]
+{
+  "extends": "./first/templateextends.json",
+  "compilerOptions": {
+    "strict": true,
+    "baseUrl": "./src"
+  }
+}
+
 //// [/dev/configs/tests.json]
 {
   "compilerOptions": {
@@ -382,10 +457,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/dev/tsconfig.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts
+/dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -396,10 +472,11 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": false,
-  "configFilePath": "tsconfig.nostrictnull.json"
+  "configFilePath": "/dev/tsconfig.nostrictnull.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts
+/dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -408,10 +485,14 @@ configFileName:: circular.json
 CompilerOptions::
 {
   "module": 2,
-  "configFilePath": "circular.json"
+  "configFilePath": "/dev/circular.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 error TS18000: Circularity detected while resolving configuration: /dev/circular.json -> /dev/circular2.json -> /dev/circular.json
 
@@ -421,10 +502,14 @@ configFileName:: missing.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "missing.json"
+  "configFilePath": "/dev/missing.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 missing.json:2:14 - error TS6053: File './missing2' not found.
 
@@ -437,10 +522,14 @@ configFileName:: failure.json
 CompilerOptions::
 {
   "typeRoots": [],
-  "configFilePath": "failure.json"
+  "configFilePath": "/dev/failure.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 failure2.json:2:3 - error TS6114: Unknown option 'excludes'. Did you mean 'exclude'?
 
@@ -452,10 +541,14 @@ can error when 'extends' is not a string or Array
 configFileName:: extends.json
 CompilerOptions::
 {
-  "configFilePath": "extends.json"
+  "configFilePath": "/dev/extends.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 extends.json:2:14 - error TS5024: Compiler option 'extends' requires a value of type string or Array.
 
@@ -467,10 +560,14 @@ can error when 'extends' is given an empty string
 configFileName:: extends3.json
 CompilerOptions::
 {
-  "configFilePath": "extends3.json"
+  "configFilePath": "/dev/extends3.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 extends3.json:2:14 - error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -482,10 +579,14 @@ can error when 'extends' is given an empty string in an array
 configFileName:: extends4.json
 CompilerOptions::
 {
-  "configFilePath": "extends4.json"
+  "configFilePath": "/dev/extends4.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 extends4.json:3:5 - error TS18051: Compiler option 'extends' cannot be given an empty string.
 
@@ -500,7 +601,7 @@ CompilerOptions::
   "allowJs": true,
   "noImplicitAny": true,
   "strictNullChecks": true,
-  "configFilePath": "configs/third.json"
+  "configFilePath": "/dev/configs/third.json"
 }
 FileNames::
 /dev/supplemental.ts
@@ -515,10 +616,11 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fourth.json"
+  "configFilePath": "/dev/configs/fourth.json"
 }
 FileNames::
 /dev/main.ts
+/dev/supplemental.ts
 Errors::
 
 
@@ -530,7 +632,7 @@ CompilerOptions::
   "noImplicitAny": true,
   "strictNullChecks": true,
   "module": 4,
-  "configFilePath": "configs/fifth.json"
+  "configFilePath": "/dev/configs/fifth.json"
 }
 FileNames::
 /dev/tests/utils.ts
@@ -542,7 +644,7 @@ configFileName:: tsconfig.extendsBox.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBox.json"
+  "configFilePath": "/dev/tsconfig.extendsBox.json"
 }
 FileNames::
 /dev/main.ts
@@ -554,7 +656,7 @@ configFileName:: tsconfig.extendsStrict.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrict.json"
+  "configFilePath": "/dev/tsconfig.extendsStrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -566,7 +668,7 @@ configFileName:: tsconfig.extendsUnStrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsUnStrict.json"
+  "configFilePath": "/dev/tsconfig.extendsUnStrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -578,7 +680,7 @@ configFileName:: tsconfig.extendsStrictExtension.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsStrictExtension.json"
+  "configFilePath": "/dev/tsconfig.extendsStrictExtension.json"
 }
 FileNames::
 /dev/main.ts
@@ -590,7 +692,7 @@ configFileName:: tsconfig.extendsBoxImplied.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImplied.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImplied.json"
 }
 FileNames::
 /dev/main.ts
@@ -602,7 +704,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrict.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrict.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedUnstrict.json"
 }
 FileNames::
 /dev/main.ts
@@ -614,7 +716,7 @@ configFileName:: tsconfig.extendsBoxImpliedUnstrictExtension.json
 CompilerOptions::
 {
   "strict": false,
-  "configFilePath": "tsconfig.extendsBoxImpliedUnstrictExtension.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedUnstrictExtension.json"
 }
 FileNames::
 /dev/main.ts
@@ -626,7 +728,7 @@ configFileName:: tsconfig.extendsBoxImpliedPath.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsBoxImpliedPath.json"
+  "configFilePath": "/dev/tsconfig.extendsBoxImpliedPath.json"
 }
 FileNames::
 /dev/main.ts
@@ -638,7 +740,7 @@ configFileName:: tsconfig.extendsFoo.json
 CompilerOptions::
 {
   "strict": true,
-  "configFilePath": "tsconfig.extendsFoo.json"
+  "configFilePath": "/dev/tsconfig.extendsFoo.json"
 }
 FileNames::
 /dev/main.ts
@@ -653,10 +755,10 @@ CompilerOptions::
   "noImplicitAny": false,
   "strictNullChecks": false,
   "module": 4,
-  "configFilePath": "configs/extendsArrayFifth.json"
+  "configFilePath": "/dev/configs/extendsArrayFifth.json"
 }
 FileNames::
-
+/dev/supplemental.ts
 Errors::
 
 
@@ -665,10 +767,14 @@ configFileName:: extendsArrayFails.json
 CompilerOptions::
 {
   "types": [],
-  "configFilePath": "extendsArrayFails.json"
+  "configFilePath": "/dev/extendsArrayFails.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 extendsArrayFails.json:3:5 - error TS6053: File './missingFile' not found.
 
@@ -680,13 +786,80 @@ can error when 'extends' is not a string or Array2
 configFileName:: extendsArrayFails2.json
 CompilerOptions::
 {
-  "configFilePath": "extendsArrayFails2.json"
+  "configFilePath": "/dev/extendsArrayFails2.json"
 }
 FileNames::
-/dev/main.ts,/dev/supplemental.ts,/dev/tests/utils.ts,/dev/tests/baselines/first/output.ts,/dev/tests/unit/spec.ts
+/dev/main.ts
+/dev/supplemental.ts
+/dev/tests/utils.ts
+/dev/tests/baselines/first/output.ts
+/dev/tests/unit/spec.ts
 Errors::
 extendsArrayFails2.json:3:5 - error TS5024: Compiler option 'extends' requires a value of type string.
 
 3     42
       ~~
 
+
+handle configDir template
+configFileName:: configs/template.json
+CompilerOptions::
+{
+  "declarationDir": "/dev/configs/decls",
+  "rootDirs": [
+    "/dev/configs/root1",
+    "/dev/configs/root2",
+    "/dev/configs/root3"
+  ],
+  "paths": {
+    "something": [
+      "/dev/configs/something"
+    ],
+    "something/*": [
+      "/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "/dev/configs",
+  "configFilePath": "/dev/configs/template.json"
+}
+FileNames::
+/dev/configs/main.ts
+/dev/supplemental.ts
+Errors::
+
+
+handle configDir template
+configFileName:: configs/templateandextends.json
+CompilerOptions::
+{
+  "outDir": "/dev/configs/second/insecond",
+  "declarationDir": "/dev/configs/decls",
+  "paths": {
+    "something": [
+      "/dev/configs/something"
+    ],
+    "something/*": [
+      "/dev/configs/something/*"
+    ],
+    "other/*": [
+      "./other/*"
+    ]
+  },
+  "pathsBasePath": "/dev/configs/second",
+  "rootDirs": [
+    "/dev/configs/first/root1",
+    "/dev/configs/root2",
+    "/dev/configs/first/root3"
+  ],
+  "strict": true,
+  "baseUrl": "/dev/configs/src",
+  "configFilePath": "/dev/configs/templateandextends.json"
+}
+FileNames::
+/dev/configs/main.ts
+/dev/supplemental.ts
+Errors::
+

tests/baselines/reference/config/convertCompilerOptionsFromJson/Allow trailing comments with jsonSourceFile api.js

@@ -12,7 +12,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert a tsconfig file as an array with jsonSourceFile api.js

@@ -17,7 +17,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "target": 99,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:1:1 - error TS5092: The root value of a 'tsconfig.json' file must be an object.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert a tsconfig file with stray leading characters with jsonSourceFile api.js

@@ -17,7 +17,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "target": 99,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:1:1 - error TS1136: Property assignment expected.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert a tsconfig file with stray trailing characters with jsonSourceFile api.js

@@ -17,7 +17,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "target": 99,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:1:1 - error TS5092: The root value of a 'tsconfig.json' file must be an object.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format jsconfig.json to compiler-options with json api.js

@@ -38,7 +38,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format jsconfig.json to compiler-options with jsonSourceFile api.js

@@ -38,7 +38,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format jsconfig.json with allowJs is false to compiler-options with json api.js

@@ -39,7 +39,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format jsconfig.json with allowJs is false to compiler-options with jsonSourceFile api.js

@@ -39,7 +39,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format tsconfig.json to compiler-options with json api.js

@@ -33,7 +33,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format tsconfig.json to compiler-options with jsonSourceFile api.js

@@ -33,7 +33,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format tsconfig.json with allowJs is false to compiler-options with json api.js

@@ -35,7 +35,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert correctly format tsconfig.json with allowJs is false to compiler-options with jsonSourceFile api.js

@@ -35,7 +35,7 @@ CompilerOptions::
     "lib.es2015.core.d.ts",
     "lib.es2015.symbol.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert default jsconfig.json to compiler-options with json api.js

@@ -17,7 +17,7 @@ CompilerOptions::
   "allowSyntheticDefaultImports": true,
   "skipLibCheck": true,
   "noEmit": true,
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert default jsconfig.json to compiler-options with jsonSourceFile api.js

@@ -17,7 +17,7 @@ CompilerOptions::
   "allowSyntheticDefaultImports": true,
   "skipLibCheck": true,
   "noEmit": true,
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert default tsconfig.json to compiler-options with json api.js

@@ -12,7 +12,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert default tsconfig.json to compiler-options with jsonSourceFile api.js

@@ -12,7 +12,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty option of libs to compiler-options with json api.js

@@ -25,7 +25,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty option of libs to compiler-options with jsonSourceFile api.js

@@ -25,7 +25,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty option of moduleSuffixes to compiler-options with json api.js

@@ -17,7 +17,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "moduleSuffixes": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty option of moduleSuffixes to compiler-options with jsonSourceFile api.js

@@ -17,7 +17,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "moduleSuffixes": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with json api.js

@@ -27,7 +27,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs array to compiler-options with jsonSourceFile api.js

@@ -27,7 +27,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:8:7 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with json api.js

@@ -30,7 +30,7 @@ CompilerOptions::
   "lib": [
     "lib.es5.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of libs to compiler-options with jsonSourceFile api.js

@@ -30,7 +30,7 @@ CompilerOptions::
   "lib": [
     "lib.es5.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:9:7 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of moduleSuffixes single to compiler-options with json api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "moduleSuffixes": [
     ""
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of moduleSuffixes single to compiler-options with jsonSourceFile api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "moduleSuffixes": [
     ""
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of moduleSuffixes to compiler-options with json api.js

@@ -23,7 +23,7 @@ CompilerOptions::
     ".ios",
     ""
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert empty string option of moduleSuffixes to compiler-options with jsonSourceFile api.js

@@ -23,7 +23,7 @@ CompilerOptions::
     ".ios",
     ""
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of jsx to compiler-options with json api.js

@@ -24,7 +24,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--jsx' option must be: 'preserve', 'react-native', 'react', 'react-jsx', 'react-jsxdev'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of jsx to compiler-options with jsonSourceFile api.js

@@ -24,7 +24,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:7:12 - error TS6046: Argument for '--jsx' option must be: 'preserve', 'react-native', 'react', 'react-jsx', 'react-jsxdev'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with json api.js

@@ -32,7 +32,7 @@ CompilerOptions::
     "lib.es5.d.ts",
     "lib.es2015.core.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of libs to compiler-options with jsonSourceFile api.js

@@ -32,7 +32,7 @@ CompilerOptions::
     "lib.es5.d.ts",
     "lib.es2015.core.d.ts"
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:10:7 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of module to compiler-options with json api.js

@@ -22,7 +22,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--module' option must be: 'none', 'commonjs', 'amd', 'system', 'umd', 'es6', 'es2015', 'es2020', 'es2022', 'esnext', 'node16', 'nodenext', 'preserve'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of module to compiler-options with jsonSourceFile api.js

@@ -22,7 +22,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:3:15 - error TS6046: Argument for '--module' option must be: 'none', 'commonjs', 'amd', 'system', 'umd', 'es6', 'es2015', 'es2020', 'es2022', 'esnext', 'node16', 'nodenext', 'preserve'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of module-resolution to compiler-options with json api.js

@@ -20,7 +20,7 @@ CompilerOptions::
 {
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--moduleResolution' option must be: 'node10', 'classic', 'node16', 'nodenext', 'bundler'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of module-resolution to compiler-options with jsonSourceFile api.js

@@ -20,7 +20,7 @@ CompilerOptions::
 {
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:3:25 - error TS6046: Argument for '--moduleResolution' option must be: 'node10', 'classic', 'node16', 'nodenext', 'bundler'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of newLine to compiler-options with json api.js

@@ -22,7 +22,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--newLine' option must be: 'crlf', 'lf'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of newLine to compiler-options with jsonSourceFile api.js

@@ -22,7 +22,7 @@ CompilerOptions::
   "target": 1,
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:3:16 - error TS6046: Argument for '--newLine' option must be: 'crlf', 'lf'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of target to compiler-options with json api.js

@@ -20,7 +20,7 @@ CompilerOptions::
 {
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--target' option must be: 'es5', 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrect option of target to compiler-options with jsonSourceFile api.js

@@ -20,7 +20,7 @@ CompilerOptions::
 {
   "noImplicitAny": false,
   "sourceMap": false,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:3:15 - error TS6046: Argument for '--target' option must be: 'es5', 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrectly format jsconfig.json to compiler-options with json api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "allowSyntheticDefaultImports": true,
   "skipLibCheck": true,
   "noEmit": true,
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 error TS5023: Unknown compiler option 'modu'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrectly format jsconfig.json to compiler-options with jsonSourceFile api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "allowSyntheticDefaultImports": true,
   "skipLibCheck": true,
   "noEmit": true,
-  "configFilePath": "jsconfig.json"
+  "configFilePath": "/apath/jsconfig.json"
 }
 Errors::
 jsconfig.json:3:5 - error TS5023: Unknown compiler option 'modu'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrectly format tsconfig.json to compiler-options with json api.js

@@ -16,7 +16,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS5023: Unknown compiler option 'modu'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert incorrectly format tsconfig.json to compiler-options with jsonSourceFile api.js

@@ -16,7 +16,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:3:5 - error TS5023: Unknown compiler option 'modu'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert negative numbers in tsconfig.json with json api.js

@@ -19,7 +19,7 @@ CompilerOptions::
 {
   "allowJs": true,
   "maxNodeModuleJsDepth": -1,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert negative numbers in tsconfig.json with jsonSourceFile api.js

@@ -19,7 +19,7 @@ CompilerOptions::
 {
   "allowJs": true,
   "maxNodeModuleJsDepth": -1,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with json api.js

@@ -27,7 +27,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of libs to compiler-options with jsonSourceFile api.js

@@ -27,7 +27,7 @@ CompilerOptions::
   "noImplicitAny": false,
   "sourceMap": false,
   "lib": [],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:8:7 - error TS6046: Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext', 'dom', 'dom.iterable', 'dom.asynciterable', 'webworker', 'webworker.importscripts', 'webworker.iterable', 'webworker.asynciterable', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2016.intl', 'es2017.date', 'es2017.object', 'es2017.sharedmemory', 'es2017.string', 'es2017.intl', 'es2017.typedarrays', 'es2018.asyncgenerator', 'es2018.asynciterable', 'es2018.intl', 'es2018.promise', 'es2018.regexp', 'es2019.array', 'es2019.object', 'es2019.string', 'es2019.symbol', 'es2019.intl', 'es2020.bigint', 'es2020.date', 'es2020.promise', 'es2020.sharedmemory', 'es2020.string', 'es2020.symbol.wellknown', 'es2020.intl', 'es2020.number', 'es2021.promise', 'es2021.string', 'es2021.weakref', 'es2021.intl', 'es2022.array', 'es2022.error', 'es2022.intl', 'es2022.object', 'es2022.sharedmemory', 'es2022.string', 'es2022.regexp', 'es2023.array', 'es2023.collection', 'es2023.intl', 'esnext.array', 'esnext.collection', 'esnext.symbol', 'esnext.asynciterable', 'esnext.intl', 'esnext.disposable', 'esnext.bigint', 'esnext.string', 'esnext.promise', 'esnext.weakref', 'esnext.decorators', 'esnext.object', 'esnext.regexp', 'decorators', 'decorators.legacy'.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of moduleSuffixes to compiler-options with json api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "moduleSuffixes": [
     "   "
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert trailing-whitespace string option of moduleSuffixes to compiler-options with jsonSourceFile api.js

@@ -21,7 +21,7 @@ CompilerOptions::
   "moduleSuffixes": [
     "   "
   ],
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/Convert tsconfig options when there are multiple invalid strings with jsonSourceFile api.js

@@ -33,7 +33,7 @@ CompilerOptions::
 {
   "module": 99,
   "experimentalDecorators": true,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:1:1 - error TS5092: The root value of a 'tsconfig.json' file must be an object.

tests/baselines/reference/config/convertCompilerOptionsFromJson/Don't crash when root expression is not object at all with jsonSourceFile api.js

@@ -12,7 +12,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:1:1 - error TS5092: The root value of a 'tsconfig.json' file must be an object.

tests/baselines/reference/config/convertCompilerOptionsFromJson/does not raise an error if you've set a compiler flag in the root when you have included 'compilerOptions' with jsonSourceFile api.js

@@ -18,7 +18,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "module": 99,
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 

tests/baselines/reference/config/convertCompilerOptionsFromJson/raises an error if you've set a compiler flag in the root without including compilerOptions with jsonSourceFile api.js

@@ -14,7 +14,7 @@ Fs::
 configFileName:: tsconfig.json
 CompilerOptions::
 {
-  "configFilePath": "tsconfig.json"
+  "configFilePath": "/apath/tsconfig.json"
 }
 Errors::
 tsconfig.json:2:13 - error TS6258: 'module' should be set inside the 'compilerOptions' object of the config json file

tests/baselines/reference/config/showConfig/Show TSConfig with configDir template template/tsconfig.json

@@ -0,0 +1,27 @@
+{
+    "compilerOptions": {
+        "outDir": "./outDir",
+        "typeRoots": [
+            "./root1",
+            "./root2",
+            "./root3"
+        ],
+        "paths": {
+            "@myscope/*": [
+                "/Show TSConfig with configDir template template/types/*"
+            ],
+            "other/*": [
+                "other/*"
+            ]
+        }
+    },
+    "files": [
+        "./main.ts"
+    ],
+    "include": [
+        "/Show TSConfig with configDir template template/src/**/*"
+    ],
+    "exclude": [
+        "/Show TSConfig with configDir template template/outDir"
+    ]
+}

tests/baselines/reference/config/tsconfigParsingWatchOptions/when extending config file with watchOptions with json api.js

@@ -54,3 +54,32 @@ Result: WatchOptions::
 }
 Errors::
 
+
+Fs::
+//// [/a.ts]
+
+
+//// [/base/tsconfig.json]
+{
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/temp/*.ts"
+    ]
+  }
+}
+
+//// [/tsconfig.json]
+{
+  "extends": "./base/tsconfig.json"
+}
+
+
+configFileName:: tsconfig.json
+Result: WatchOptions::
+{
+  "excludeFiles": [
+    "/temp/*.ts"
+  ]
+}
+Errors::
+

tests/baselines/reference/config/tsconfigParsingWatchOptions/when extending config file with watchOptions with jsonSourceFile api.js

@@ -54,3 +54,32 @@ Result: WatchOptions::
 }
 Errors::
 
+
+Fs::
+//// [/a.ts]
+
+
+//// [/base/tsconfig.json]
+{
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/temp/*.ts"
+    ]
+  }
+}
+
+//// [/tsconfig.json]
+{
+  "extends": "./base/tsconfig.json"
+}
+
+
+configFileName:: tsconfig.json
+Result: WatchOptions::
+{
+  "excludeFiles": [
+    "/temp/*.ts"
+  ]
+}
+Errors::
+

tests/baselines/reference/tsbuild/extends/configDir-template.js

@@ -0,0 +1,216 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+declare const console: { log(msg: any): void; };
+
+
+
+Output::
+/lib/tsc -b /home/src/projects/myproject --explainFiles --v
+[12:00:27 AM] Projects in this build: 
+    * tsconfig.json
+
+[12:00:28 AM] Project 'tsconfig.json' is out of date because output file 'outDir/main.js' does not exist
+
+[12:00:29 AM] Building project '/home/src/projects/myproject/tsconfig.json'...
+
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/lib/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+../../../../lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+exitCode:: ExitStatus.Success
+
+
+//// [/home/src/projects/myproject/decls/main.d.ts]
+export declare const y = 10;
+
+
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts]
+export declare const z = 10;
+
+
+//// [/home/src/projects/myproject/decls/types/sometype.d.ts]
+export declare const x = 10;
+
+
+//// [/home/src/projects/myproject/outDir/main.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+// some comment
+exports.y = 10;
+
+
+//// [/home/src/projects/myproject/outDir/src/secondary.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.z = void 0;
+// some comment
+exports.z = 10;
+
+
+//// [/home/src/projects/myproject/outDir/types/sometype.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+

tests/baselines/reference/tsbuildWatch/extends/configDir-template.js

@@ -0,0 +1,475 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+
+/a/lib/tsc.js -b -w --extendedDiagnostics --explainFiles -v
+Output::
+[HH:MM:SS AM] Starting compilation in watch mode...
+
+[HH:MM:SS AM] Projects in this build: 
+    * tsconfig.json
+
+[HH:MM:SS AM] Project 'tsconfig.json' is out of date because output file 'outDir/main.js' does not exist
+
+[HH:MM:SS AM] Building project '/home/src/projects/myproject/tsconfig.json'...
+
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/a/lib/package.json' does not exist.
+File '/a/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+../../../../a/lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+[HH:MM:SS AM] Found 0 errors. Watching for file changes.
+
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Config file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/second/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Wild card directory /home/src/projects/myproject/tsconfig.json
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Wild card directory /home/src/projects/myproject/tsconfig.json
+ExcludeWatcher:: Added:: WatchInfo: /home/src/projects/myproject/main.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src/secondary.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/types/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/sometype2/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /a/lib/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+FileWatcher:: Added:: WatchInfo: /a/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} package.json file /home/src/projects/myproject/tsconfig.json
+
+
+//// [/home/src/projects/myproject/outDir/types/sometype.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+
+//// [/home/src/projects/myproject/decls/types/sometype.d.ts]
+export declare const x = 10;
+
+
+//// [/home/src/projects/myproject/outDir/main.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+// some comment
+exports.y = 10;
+
+
+//// [/home/src/projects/myproject/decls/main.d.ts]
+export declare const y = 10;
+
+
+//// [/home/src/projects/myproject/outDir/src/secondary.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.z = void 0;
+// some comment
+exports.z = 10;
+
+
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts]
+export declare const z = 10;
+
+
+
+PolledWatches::
+/a/lib/package.json: *new*
+  {"pollingInterval":2000}
+/a/package.json: *new*
+  {"pollingInterval":2000}
+/home/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/sometype2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/src/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/types/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/package.json: *new*
+  {"pollingInterval":2000}
+/package.json: *new*
+  {"pollingInterval":2000}
+
+FsWatches::
+/home/src/projects/configs/first/tsconfig.json: *new*
+  {}
+/home/src/projects/configs/second/tsconfig.json: *new*
+  {}
+/home/src/projects/myproject/src/secondary.ts: *new*
+  {}
+/home/src/projects/myproject/tsconfig.json: *new*
+  {}
+
+FsWatchesRecursive::
+/home/src/projects/myproject/src: *new*
+  {}
+
+Program root files: [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+]
+Program options: {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+    "@myscope/*": [
+      "/home/src/projects/myproject/types/*"
+    ],
+    "other/*": [
+      "other/*"
+    ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+    "/home/src/projects/configs/first/root1",
+    "/home/src/projects/myproject/root2",
+    "/home/src/projects/configs/first/root3"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "watch": true,
+  "explainFiles": true,
+  "extendedDiagnostics": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+}
+Program structureReused: Not
+Program files::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Semantic diagnostics in builder refreshed for::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Shape signatures in builder refreshed for::
+/a/lib/lib.d.ts (used version)
+/home/src/projects/myproject/types/sometype.ts (computed .d.ts during emit)
+/home/src/projects/myproject/main.ts (computed .d.ts during emit)
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts (used version)
+/home/src/projects/myproject/src/secondary.ts (computed .d.ts during emit)
+
+exitCode:: ExitStatus.undefined
+
+Change:: edit extended config file
+
+Input::
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "${configDir}/root2"
+    ],
+    "types": []
+  }
+}
+
+
+Output::
+FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+Elapsed:: *ms FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+
+
+Timeout callback:: count: 1
+1: timerToBuildInvalidatedProject *new*
+
+Before running Timeout callback:: count: 1
+1: timerToBuildInvalidatedProject
+
+After running Timeout callback:: count: 0
+Output::
+[HH:MM:SS AM] File change detected. Starting incremental compilation...
+
+[HH:MM:SS AM] Project 'tsconfig.json' is out of date because output 'outDir/main.js' is older than input '../configs/first/tsconfig.json'
+
+[HH:MM:SS AM] Building project '/home/src/projects/myproject/tsconfig.json'...
+
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/a/lib/package.json' does not exist.
+File '/a/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+[HH:MM:SS AM] Updating unchanged output timestamps of project '/home/src/projects/myproject/tsconfig.json'...
+
+../../../../a/lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+[HH:MM:SS AM] Found 0 errors. Watching for file changes.
+
+
+
+//// [/home/src/projects/myproject/outDir/main.js] file changed its modified time
+//// [/home/src/projects/myproject/decls/main.d.ts] file changed its modified time
+//// [/home/src/projects/myproject/outDir/src/secondary.js] file changed its modified time
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts] file changed its modified time
+
+
+Program root files: [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+]
+Program options: {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+    "@myscope/*": [
+      "/home/src/projects/myproject/types/*"
+    ],
+    "other/*": [
+      "other/*"
+    ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+    "/home/src/projects/myproject/root2"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "watch": true,
+  "explainFiles": true,
+  "extendedDiagnostics": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+}
+Program structureReused: Not
+Program files::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Semantic diagnostics in builder refreshed for::
+
+No shapes updated in the builder::
+
+exitCode:: ExitStatus.undefined

tests/baselines/reference/tsc/extends/configDir-template-showConfig.js

@@ -0,0 +1,144 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+declare const console: { log(msg: any): void; };
+
+
+
+Output::
+/lib/tsc -p /home/src/projects/myproject --showConfig
+{
+    "compilerOptions": {
+        "declarationDir": "./decls",
+        "paths": {
+            "@myscope/*": [
+                "/home/src/projects/myproject/types/*"
+            ],
+            "other/*": [
+                "other/*"
+            ]
+        },
+        "baseUrl": "./",
+        "typeRoots": [
+            "../configs/first/root1",
+            "./root2",
+            "../configs/first/root3"
+        ],
+        "types": [],
+        "declaration": true,
+        "outDir": "./outDir",
+        "traceResolution": true
+    },
+    "watchOptions": {
+        "excludeFiles": [
+            "/home/src/projects/myproject/main.ts"
+        ]
+    },
+    "files": [
+        "./main.ts"
+    ],
+    "include": [
+        "/home/src/projects/myproject/src"
+    ],
+    "exclude": [
+        "outDir"
+    ]
+}
+exitCode:: ExitStatus.Success
+
+

tests/baselines/reference/tsc/extends/configDir-template-with-commandline.js

@@ -0,0 +1,209 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+declare const console: { log(msg: any): void; };
+
+
+
+Output::
+/lib/tsc -p /home/src/projects/myproject --explainFiles --outDir ${configDir}/outDir
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/lib/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+../../../../lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+exitCode:: ExitStatus.Success
+
+
+//// [/home/src/projects/myproject/${configDir}/outDir/main.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+// some comment
+exports.y = 10;
+
+
+//// [/home/src/projects/myproject/${configDir}/outDir/src/secondary.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.z = void 0;
+// some comment
+exports.z = 10;
+
+
+//// [/home/src/projects/myproject/${configDir}/outDir/types/sometype.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+
+//// [/home/src/projects/myproject/decls/main.d.ts]
+export declare const y = 10;
+
+
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts]
+export declare const z = 10;
+
+
+//// [/home/src/projects/myproject/decls/types/sometype.d.ts]
+export declare const x = 10;
+
+

tests/baselines/reference/tsc/extends/configDir-template.js

@@ -0,0 +1,209 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+interface ReadonlyArray<T> {}
+declare const console: { log(msg: any): void; };
+
+
+
+Output::
+/lib/tsc -p /home/src/projects/myproject --explainFiles
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/lib/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+../../../../lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+exitCode:: ExitStatus.Success
+
+
+//// [/home/src/projects/myproject/decls/main.d.ts]
+export declare const y = 10;
+
+
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts]
+export declare const z = 10;
+
+
+//// [/home/src/projects/myproject/decls/types/sometype.d.ts]
+export declare const x = 10;
+
+
+//// [/home/src/projects/myproject/outDir/main.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+// some comment
+exports.y = 10;
+
+
+//// [/home/src/projects/myproject/outDir/src/secondary.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.z = void 0;
+// some comment
+exports.z = 10;
+
+
+//// [/home/src/projects/myproject/outDir/types/sometype.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+

tests/baselines/reference/tscWatch/extends/configDir-template.js

@@ -0,0 +1,535 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Input::
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+
+/a/lib/tsc.js -w --extendedDiagnostics --explainFiles
+Output::
+[HH:MM:SS AM] Starting compilation in watch mode...
+
+Current directory: /home/src/projects/myproject CaseSensitiveFileNames: false
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Config file
+Synchronizing program
+CreatingProgramWith::
+  roots: ["/home/src/projects/myproject/main.ts","/home/src/projects/myproject/src/secondary.ts"]
+  options: {"declarationDir":"/home/src/projects/myproject/decls","paths":{"@myscope/*":["/home/src/projects/myproject/types/*"],"other/*":["other/*"]},"baseUrl":"/home/src/projects/myproject","pathsBasePath":"/home/src/projects/configs/second","typeRoots":["/home/src/projects/configs/first/root1","/home/src/projects/myproject/root2","/home/src/projects/configs/first/root3"],"types":[],"declaration":true,"outDir":"/home/src/projects/myproject/outDir","traceResolution":true,"watch":true,"extendedDiagnostics":true,"explainFiles":true,"configFilePath":"/home/src/projects/myproject/tsconfig.json"}
+File '/home/src/projects/myproject/package.json' does not exist.
+File '/home/src/projects/package.json' does not exist.
+File '/home/src/package.json' does not exist.
+File '/home/package.json' does not exist.
+File '/package.json' does not exist.
+ExcludeWatcher:: Added:: WatchInfo: /home/src/projects/myproject/main.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/types/sometype.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file
+File '/home/src/projects/myproject/src/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src/secondary.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+File '/home/src/projects/myproject/root2/package.json' does not exist.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/sometype2/index.d.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file
+File '/a/lib/package.json' does not exist.
+File '/a/package.json' does not exist.
+File '/package.json' does not exist according to earlier cached lookups.
+FileWatcher:: Added:: WatchInfo: /a/lib/lib.d.ts 250 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Source file
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/other 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/other 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/node_modules 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/node_modules 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/node_modules 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/node_modules 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/configs 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/configs 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/types/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/sometype2/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src/package.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} File location affecting resolution
+../../../../a/lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+[HH:MM:SS AM] Found 0 errors. Watching for file changes.
+
+DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Wild card directory
+Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Wild card directory
+FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/second/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+
+
+//// [/home/src/projects/myproject/outDir/types/sometype.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.x = void 0;
+exports.x = 10;
+
+
+//// [/home/src/projects/myproject/decls/types/sometype.d.ts]
+export declare const x = 10;
+
+
+//// [/home/src/projects/myproject/outDir/main.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.y = void 0;
+// some comment
+exports.y = 10;
+
+
+//// [/home/src/projects/myproject/decls/main.d.ts]
+export declare const y = 10;
+
+
+//// [/home/src/projects/myproject/outDir/src/secondary.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.z = void 0;
+// some comment
+exports.z = 10;
+
+
+//// [/home/src/projects/myproject/decls/src/secondary.d.ts]
+export declare const z = 10;
+
+
+
+PolledWatches::
+/home/src/projects/myproject/node_modules: *new*
+  {"pollingInterval":500}
+/home/src/projects/myproject/other: *new*
+  {"pollingInterval":500}
+/home/src/projects/myproject/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/sometype2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/src/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/types/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/node_modules: *new*
+  {"pollingInterval":500}
+/home/src/projects/package.json: *new*
+  {"pollingInterval":2000}
+
+FsWatches::
+/a/lib/lib.d.ts: *new*
+  {}
+/home/src/projects/configs/first/tsconfig.json: *new*
+  {}
+/home/src/projects/configs/second/tsconfig.json: *new*
+  {}
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts: *new*
+  {}
+/home/src/projects/myproject/src/secondary.ts: *new*
+  {}
+/home/src/projects/myproject/tsconfig.json: *new*
+  {}
+/home/src/projects/myproject/types/sometype.ts: *new*
+  {}
+
+FsWatchesRecursive::
+/home/src/projects/configs: *new*
+  {}
+/home/src/projects/myproject/root2: *new*
+  {}
+/home/src/projects/myproject/src: *new*
+  {}
+
+Program root files: [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+]
+Program options: {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+    "@myscope/*": [
+      "/home/src/projects/myproject/types/*"
+    ],
+    "other/*": [
+      "other/*"
+    ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+    "/home/src/projects/configs/first/root1",
+    "/home/src/projects/myproject/root2",
+    "/home/src/projects/configs/first/root3"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "watch": true,
+  "extendedDiagnostics": true,
+  "explainFiles": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+}
+Program structureReused: Not
+Program files::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Semantic diagnostics in builder refreshed for::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Shape signatures in builder refreshed for::
+/a/lib/lib.d.ts (used version)
+/home/src/projects/myproject/types/sometype.ts (computed .d.ts during emit)
+/home/src/projects/myproject/main.ts (computed .d.ts during emit)
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts (used version)
+/home/src/projects/myproject/src/secondary.ts (computed .d.ts during emit)
+
+exitCode:: ExitStatus.undefined
+
+Change:: edit extended config file
+
+Input::
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "${configDir}/root2"
+    ],
+    "types": []
+  }
+}
+
+
+Output::
+FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+Scheduling update
+Elapsed:: *ms FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Extended config file
+
+
+Timeout callback:: count: 1
+1: timerToUpdateProgram *new*
+
+Before running Timeout callback:: count: 1
+1: timerToUpdateProgram
+
+After running Timeout callback:: count: 0
+Output::
+Reloading config file: /home/src/projects/myproject/tsconfig.json
+Synchronizing program
+[HH:MM:SS AM] File change detected. Starting incremental compilation...
+
+CreatingProgramWith::
+  roots: ["/home/src/projects/myproject/main.ts","/home/src/projects/myproject/src/secondary.ts"]
+  options: {"declarationDir":"/home/src/projects/myproject/decls","paths":{"@myscope/*":["/home/src/projects/myproject/types/*"],"other/*":["other/*"]},"baseUrl":"/home/src/projects/myproject","pathsBasePath":"/home/src/projects/configs/second","typeRoots":["/home/src/projects/myproject/root2"],"types":[],"declaration":true,"outDir":"/home/src/projects/myproject/outDir","traceResolution":true,"watch":true,"extendedDiagnostics":true,"explainFiles":true,"configFilePath":"/home/src/projects/myproject/tsconfig.json"}
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+File '/home/src/projects/myproject/types/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/src/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Module resolution kind is not specified, using 'Node10'.
+'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Module name 'other/sometype2', matched pattern 'other/*'.
+Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Directory '/node_modules' does not exist, skipping all lookups in it.
+File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/other/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/root2/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+File '/home/src/package.json' does not exist according to earlier cached lookups.
+File '/home/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+File '/a/lib/package.json' does not exist according to earlier cached lookups.
+File '/a/package.json' does not exist according to earlier cached lookups.
+File '/package.json' does not exist according to earlier cached lookups.
+DirectoryWatcher:: Close:: WatchInfo: /home/src/projects/configs 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+Elapsed:: *ms DirectoryWatcher:: Close:: WatchInfo: /home/src/projects/configs 1 {"excludeFiles":["/home/src/projects/myproject/main.ts"]} Failed Lookup Locations
+../../../../a/lib/lib.d.ts
+  Default library for target 'es5'
+types/sometype.ts
+  Imported via "@myscope/sometype" from file 'main.ts'
+main.ts
+  Part of 'files' list in tsconfig.json
+root2/other/sometype2/index.d.ts
+  Imported via "other/sometype2" from file 'src/secondary.ts'
+src/secondary.ts
+  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+[HH:MM:SS AM] Found 0 errors. Watching for file changes.
+
+
+
+
+PolledWatches::
+/home/src/projects/myproject/node_modules:
+  {"pollingInterval":500}
+/home/src/projects/myproject/other:
+  {"pollingInterval":500}
+/home/src/projects/myproject/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/sometype2/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/src/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/types/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/node_modules:
+  {"pollingInterval":500}
+/home/src/projects/package.json:
+  {"pollingInterval":2000}
+
+FsWatches::
+/a/lib/lib.d.ts:
+  {}
+/home/src/projects/configs/first/tsconfig.json:
+  {}
+/home/src/projects/configs/second/tsconfig.json:
+  {}
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts:
+  {}
+/home/src/projects/myproject/src/secondary.ts:
+  {}
+/home/src/projects/myproject/tsconfig.json:
+  {}
+/home/src/projects/myproject/types/sometype.ts:
+  {}
+
+FsWatchesRecursive::
+/home/src/projects/myproject/root2:
+  {}
+/home/src/projects/myproject/src:
+  {}
+
+FsWatchesRecursive *deleted*::
+/home/src/projects/configs:
+  {}
+
+
+Program root files: [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+]
+Program options: {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+    "@myscope/*": [
+      "/home/src/projects/myproject/types/*"
+    ],
+    "other/*": [
+      "other/*"
+    ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+    "/home/src/projects/myproject/root2"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "watch": true,
+  "extendedDiagnostics": true,
+  "explainFiles": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+}
+Program structureReused: Not
+Program files::
+/a/lib/lib.d.ts
+/home/src/projects/myproject/types/sometype.ts
+/home/src/projects/myproject/main.ts
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts
+/home/src/projects/myproject/src/secondary.ts
+
+Semantic diagnostics in builder refreshed for::
+
+No shapes updated in the builder::
+
+exitCode:: ExitStatus.undefined

tests/baselines/reference/tsserver/tsserver/configDir-template.js

@@ -0,0 +1,689 @@
+currentDirectory:: /home/src/projects/myproject useCaseSensitiveFileNames: false
+Info seq  [hh:mm:ss:mss] Provided types map file "/typesMap.json" doesn't exist
+Before request
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "root1",
+      "${configDir}/root2",
+      "root3"
+    ],
+    "types": []
+  }
+}
+
+//// [/home/src/projects/configs/second/tsconfig.json]
+{
+  "files": [
+    "${configDir}/main.ts"
+  ],
+  "compilerOptions": {
+    "declarationDir": "${configDir}/decls",
+    "paths": {
+      "@myscope/*": [
+        "${configDir}/types/*"
+      ],
+      "other/*": [
+        "other/*"
+      ]
+    },
+    "baseUrl": "${configDir}"
+  },
+  "watchOptions": {
+    "excludeFiles": [
+      "${configDir}/main.ts"
+    ]
+  }
+}
+
+//// [/home/src/projects/myproject/tsconfig.json]
+{
+  "extends": "../configs/first/tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "outDir": "outDir",
+    "traceResolution": true
+  }
+}
+
+//// [/home/src/projects/myproject/main.ts]
+// some comment
+export const y = 10;
+import { x } from "@myscope/sometype";
+
+
+//// [/home/src/projects/myproject/src/secondary.ts]
+// some comment
+export const z = 10;
+import { k } from "other/sometype2";
+
+
+//// [/home/src/projects/myproject/types/sometype.ts]
+export const x = 10;
+
+
+//// [/home/src/projects/myproject/root2/other/sometype2/index.d.ts]
+export const k = 10;
+
+
+//// [/a/lib/lib.d.ts]
+/// <reference no-default-lib="true"/>
+interface Boolean {}
+interface Function {}
+interface CallableFunction {}
+interface NewableFunction {}
+interface IArguments {}
+interface Number { toExponential: any; }
+interface Object {}
+interface RegExp {}
+interface String { charAt: any; }
+interface Array<T> { length: number; [n: number]: T; }
+
+
+Info seq  [hh:mm:ss:mss] request:
+    {
+      "command": "configure",
+      "arguments": {
+        "watchOptions": {
+          "excludeDirectories": [
+            "${configDir}/node_modules"
+          ]
+        }
+      },
+      "seq": 1,
+      "type": "request"
+    }
+Info seq  [hh:mm:ss:mss] Host watch options changed to {"excludeDirectories":["/home/src/projects/myproject/node_modules"]}, it will be take effect for next watches.
+Info seq  [hh:mm:ss:mss] response:
+    {
+      "seq": 0,
+      "type": "response",
+      "command": "configure",
+      "request_seq": 1,
+      "success": true
+    }
+Info seq  [hh:mm:ss:mss] response:
+    {
+      "responseRequired": false
+    }
+After request
+
+Before request
+
+Info seq  [hh:mm:ss:mss] request:
+    {
+      "command": "open",
+      "arguments": {
+        "file": "/home/src/projects/myproject/src/secondary.ts"
+      },
+      "seq": 2,
+      "type": "request"
+    }
+Info seq  [hh:mm:ss:mss] Search path: /home/src/projects/myproject/src
+Info seq  [hh:mm:ss:mss] For info: /home/src/projects/myproject/src/secondary.ts :: Config file name: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] Creating configuration project /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Config file
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "projectLoadingStart",
+      "body": {
+        "projectName": "/home/src/projects/myproject/tsconfig.json",
+        "reason": "Creating possible configured project for /home/src/projects/myproject/src/secondary.ts to open"
+      }
+    }
+Info seq  [hh:mm:ss:mss] Config: /home/src/projects/myproject/tsconfig.json : {
+ "rootNames": [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+ ],
+ "options": {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+   "@myscope/*": [
+    "/home/src/projects/myproject/types/*"
+   ],
+   "other/*": [
+    "other/*"
+   ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+   "/home/src/projects/configs/first/root1",
+   "/home/src/projects/myproject/root2",
+   "/home/src/projects/configs/first/root3"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+ },
+ "watchOptions": {
+  "excludeFiles": [
+   "/home/src/projects/myproject/main.ts"
+  ]
+ }
+}
+Info seq  [hh:mm:ss:mss] FileWatcher:: Close:: WatchInfo: /home/src/projects/myproject/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Config file
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Config file
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Extended config file
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/configs/second/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Extended config file
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Wild card directory
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Wild card directory
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/main.ts 500 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} WatchType: Closed Script info
+Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] ======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Info seq  [hh:mm:ss:mss] Module resolution kind is not specified, using 'Node10'.
+Info seq  [hh:mm:ss:mss] 'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+Info seq  [hh:mm:ss:mss] 'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Info seq  [hh:mm:ss:mss] Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Info seq  [hh:mm:ss:mss] Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Info seq  [hh:mm:ss:mss] Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+Info seq  [hh:mm:ss:mss] ======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/types/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/types/sometype.ts 500 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} WatchType: Closed Script info
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/src/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] ======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Info seq  [hh:mm:ss:mss] Module resolution kind is not specified, using 'Node10'.
+Info seq  [hh:mm:ss:mss] 'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] 'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] Module name 'other/sometype2', matched pattern 'other/*'.
+Info seq  [hh:mm:ss:mss] Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/configs/first/root1' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Info seq  [hh:mm:ss:mss] Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+Info seq  [hh:mm:ss:mss] ======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/sometype2/index.d.ts 500 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} WatchType: Closed Script info
+Info seq  [hh:mm:ss:mss] File '/a/lib/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/a/package.json' does not exist.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /a/lib/lib.d.ts 500 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} WatchType: Closed Script info
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/other 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/other 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] ExcludeWatcher:: Added:: WatchInfo: /home/src/projects/myproject/node_modules 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/node_modules 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/node_modules 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/configs 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/configs 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/types/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/sometype2/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/other/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/root2/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] FileWatcher:: Added:: WatchInfo: /home/src/projects/myproject/src/package.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: File location affecting resolution
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /home/src/projects/myproject/tsconfig.json projectStateVersion: 1 projectProgramVersion: 0 structureChanged: true structureIsReused:: Not Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Project '/home/src/projects/myproject/tsconfig.json' (Configured)
+Info seq  [hh:mm:ss:mss] 	Files (5)
+	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
+	/home/src/projects/myproject/types/sometype.ts Text-1 "export const x = 10;\n"
+	/home/src/projects/myproject/main.ts Text-1 "// some comment\nexport const y = 10;\nimport { x } from \"@myscope/sometype\";\n"
+	/home/src/projects/myproject/root2/other/sometype2/index.d.ts Text-1 "export const k = 10;\n"
+	/home/src/projects/myproject/src/secondary.ts SVC-1-0 "// some comment\nexport const z = 10;\nimport { k } from \"other/sometype2\";\n"
+
+
+	../../../../a/lib/lib.d.ts
+	  Default library for target 'es5'
+	types/sometype.ts
+	  Imported via "@myscope/sometype" from file 'main.ts'
+	main.ts
+	  Part of 'files' list in tsconfig.json
+	root2/other/sometype2/index.d.ts
+	  Imported via "other/sometype2" from file 'src/secondary.ts'
+	src/secondary.ts
+	  Matched by include pattern '${configDir}/src' in 'tsconfig.json'
+
+Info seq  [hh:mm:ss:mss] -----------------------------------------------
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "projectLoadingFinish",
+      "body": {
+        "projectName": "/home/src/projects/myproject/tsconfig.json"
+      }
+    }
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "telemetry",
+      "body": {
+        "telemetryEventName": "projectInfo",
+        "payload": {
+          "projectId": "c082244e14d80420126a10c084f20f9b41809e79e7f5a330fc4d923f1197daa1",
+          "fileStats": {
+            "js": 0,
+            "jsSize": 0,
+            "jsx": 0,
+            "jsxSize": 0,
+            "ts": 3,
+            "tsSize": 171,
+            "tsx": 0,
+            "tsxSize": 0,
+            "dts": 2,
+            "dtsSize": 355,
+            "deferred": 0,
+            "deferredSize": 0
+          },
+          "compilerOptions": {
+            "declarationDir": "",
+            "paths": "",
+            "baseUrl": "",
+            "typeRoots": [
+              "",
+              "",
+              ""
+            ],
+            "types": [],
+            "declaration": true,
+            "outDir": "",
+            "traceResolution": true
+          },
+          "typeAcquisition": {
+            "enable": false,
+            "include": false,
+            "exclude": false
+          },
+          "extends": true,
+          "files": true,
+          "include": true,
+          "exclude": false,
+          "compileOnSave": false,
+          "configFileName": "tsconfig.json",
+          "projectType": "configured",
+          "languageServiceEnabled": true,
+          "version": "FakeVersion"
+        }
+      }
+    }
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "configFileDiag",
+      "body": {
+        "triggerFile": "/home/src/projects/myproject/src/secondary.ts",
+        "configFile": "/home/src/projects/myproject/tsconfig.json",
+        "diagnostics": []
+      }
+    }
+Info seq  [hh:mm:ss:mss] Project '/home/src/projects/myproject/tsconfig.json' (Configured)
+Info seq  [hh:mm:ss:mss] 	Files (5)
+
+Info seq  [hh:mm:ss:mss] -----------------------------------------------
+Info seq  [hh:mm:ss:mss] Open files: 
+Info seq  [hh:mm:ss:mss] 	FileName: /home/src/projects/myproject/src/secondary.ts ProjectRootPath: undefined
+Info seq  [hh:mm:ss:mss] 		Projects: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] response:
+    {
+      "responseRequired": false
+    }
+After request
+
+PolledWatches::
+/home/src/projects/myproject/other: *new*
+  {"pollingInterval":500}
+/home/src/projects/myproject/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/sometype2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/src/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/myproject/types/package.json: *new*
+  {"pollingInterval":2000}
+/home/src/projects/node_modules: *new*
+  {"pollingInterval":500}
+/home/src/projects/package.json: *new*
+  {"pollingInterval":2000}
+
+FsWatches::
+/a/lib/lib.d.ts: *new*
+  {}
+/home/src/projects/configs/first/tsconfig.json: *new*
+  {}
+/home/src/projects/configs/second/tsconfig.json: *new*
+  {}
+/home/src/projects/myproject/main.ts: *new*
+  {}
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts: *new*
+  {}
+/home/src/projects/myproject/tsconfig.json: *new*
+  {}
+/home/src/projects/myproject/types/sometype.ts: *new*
+  {}
+
+FsWatchesRecursive::
+/home/src/projects/configs: *new*
+  {}
+/home/src/projects/myproject/root2: *new*
+  {}
+/home/src/projects/myproject/src: *new*
+  {}
+
+Projects::
+/home/src/projects/myproject/tsconfig.json (Configured) *new*
+    projectStateVersion: 1
+    projectProgramVersion: 1
+
+ScriptInfos::
+/a/lib/lib.d.ts *new*
+    version: Text-1
+    containingProjects: 1
+        /home/src/projects/myproject/tsconfig.json
+/home/src/projects/myproject/main.ts *new*
+    version: Text-1
+    containingProjects: 1
+        /home/src/projects/myproject/tsconfig.json
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts *new*
+    version: Text-1
+    containingProjects: 1
+        /home/src/projects/myproject/tsconfig.json
+/home/src/projects/myproject/src/secondary.ts (Open) *new*
+    version: SVC-1-0
+    containingProjects: 1
+        /home/src/projects/myproject/tsconfig.json *default*
+/home/src/projects/myproject/types/sometype.ts *new*
+    version: Text-1
+    containingProjects: 1
+        /home/src/projects/myproject/tsconfig.json
+
+Info seq  [hh:mm:ss:mss] FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Extended config file
+Info seq  [hh:mm:ss:mss] Scheduled: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] Scheduled: *ensureProjectForOpenFiles*
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms FileWatcher:: Triggered with /home/src/projects/configs/first/tsconfig.json 1:: WatchInfo: /home/src/projects/configs/first/tsconfig.json 2000 {"excludeDirectories":["/home/src/projects/myproject/node_modules"]} Config: /home/src/projects/myproject/tsconfig.json WatchType: Extended config file
+Before running Timeout callback:: count: 2
+1: /home/src/projects/myproject/tsconfig.json
+2: *ensureProjectForOpenFiles*
+//// [/home/src/projects/configs/first/tsconfig.json]
+{
+  "extends": "../second/tsconfig.json",
+  "include": [
+    "${configDir}/src"
+  ],
+  "compilerOptions": {
+    "typeRoots": [
+      "${configDir}/root2"
+    ],
+    "types": []
+  }
+}
+
+
+Timeout callback:: count: 2
+1: /home/src/projects/myproject/tsconfig.json *new*
+2: *ensureProjectForOpenFiles* *new*
+
+Projects::
+/home/src/projects/myproject/tsconfig.json (Configured) *changed*
+    projectStateVersion: 2 *changed*
+    projectProgramVersion: 1
+    dirty: true *changed*
+
+Info seq  [hh:mm:ss:mss] Running: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] Reloading configured project /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "projectLoadingStart",
+      "body": {
+        "projectName": "/home/src/projects/myproject/tsconfig.json",
+        "reason": "Change in extended config file /home/src/projects/configs/first/tsconfig.json detected"
+      }
+    }
+Info seq  [hh:mm:ss:mss] Config: /home/src/projects/myproject/tsconfig.json : {
+ "rootNames": [
+  "/home/src/projects/myproject/main.ts",
+  "/home/src/projects/myproject/src/secondary.ts"
+ ],
+ "options": {
+  "declarationDir": "/home/src/projects/myproject/decls",
+  "paths": {
+   "@myscope/*": [
+    "/home/src/projects/myproject/types/*"
+   ],
+   "other/*": [
+    "other/*"
+   ]
+  },
+  "baseUrl": "/home/src/projects/myproject",
+  "pathsBasePath": "/home/src/projects/configs/second",
+  "typeRoots": [
+   "/home/src/projects/myproject/root2"
+  ],
+  "types": [],
+  "declaration": true,
+  "outDir": "/home/src/projects/myproject/outDir",
+  "traceResolution": true,
+  "configFilePath": "/home/src/projects/myproject/tsconfig.json"
+ },
+ "watchOptions": {
+  "excludeFiles": [
+   "/home/src/projects/myproject/main.ts"
+  ]
+ }
+}
+Info seq  [hh:mm:ss:mss] Starting updateGraphWorker: Project: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] ======== Resolving module '@myscope/sometype' from '/home/src/projects/myproject/main.ts'. ========
+Info seq  [hh:mm:ss:mss] Module resolution kind is not specified, using 'Node10'.
+Info seq  [hh:mm:ss:mss] 'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name '@myscope/sometype'.
+Info seq  [hh:mm:ss:mss] 'paths' option is specified, looking for a pattern to match module name '@myscope/sometype'.
+Info seq  [hh:mm:ss:mss] Module name '@myscope/sometype', matched pattern '@myscope/*'.
+Info seq  [hh:mm:ss:mss] Trying substitution '/home/src/projects/myproject/types/*', candidate module location: '/home/src/projects/myproject/types/sometype'.
+Info seq  [hh:mm:ss:mss] Loading module as file / folder, candidate module location '/home/src/projects/myproject/types/sometype', target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/types/sometype.ts' exists - use it as a name resolution result.
+Info seq  [hh:mm:ss:mss] ======== Module name '@myscope/sometype' was successfully resolved to '/home/src/projects/myproject/types/sometype.ts'. ========
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/types/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] ======== Resolving module 'other/sometype2' from '/home/src/projects/myproject/src/secondary.ts'. ========
+Info seq  [hh:mm:ss:mss] Module resolution kind is not specified, using 'Node10'.
+Info seq  [hh:mm:ss:mss] 'baseUrl' option is set to '/home/src/projects/myproject', using this value to resolve non-relative module name 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] 'paths' option is specified, looking for a pattern to match module name 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] Module name 'other/sometype2', matched pattern 'other/*'.
+Info seq  [hh:mm:ss:mss] Trying substitution 'other/*', candidate module location: 'other/sometype2'.
+Info seq  [hh:mm:ss:mss] Loading module as file / folder, candidate module location '/home/src/projects/myproject/other/sometype2', target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Loading module 'other/sometype2' from 'node_modules' folder, target file types: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Searching all ancestor node_modules directories for preferred extensions: TypeScript, Declaration.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/myproject/src/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/myproject/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/projects/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/src/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/home/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] Directory '/node_modules' does not exist, skipping all lookups in it.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2.d.ts' does not exist.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/index.d.ts' exists - use it as a name resolution result.
+Info seq  [hh:mm:ss:mss] Resolving real path for '/home/src/projects/myproject/root2/other/sometype2/index.d.ts', result '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'.
+Info seq  [hh:mm:ss:mss] ======== Module name 'other/sometype2' was successfully resolved to '/home/src/projects/myproject/root2/other/sometype2/index.d.ts'. ========
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/sometype2/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/other/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/root2/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/myproject/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/projects/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/src/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/home/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/a/lib/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/a/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] File '/package.json' does not exist according to earlier cached lookups.
+Info seq  [hh:mm:ss:mss] DirectoryWatcher:: Close:: WatchInfo: /home/src/projects/configs 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Elapsed:: *ms DirectoryWatcher:: Close:: WatchInfo: /home/src/projects/configs 1 {"excludeDirectories":["/home/src/projects/myproject/node_modules"],"excludeFiles":["/home/src/projects/myproject/main.ts"]} Project: /home/src/projects/myproject/tsconfig.json WatchType: Failed Lookup Locations
+Info seq  [hh:mm:ss:mss] Finishing updateGraphWorker: Project: /home/src/projects/myproject/tsconfig.json projectStateVersion: 2 projectProgramVersion: 1 structureChanged: true structureIsReused:: Not Elapsed:: *ms
+Info seq  [hh:mm:ss:mss] Project '/home/src/projects/myproject/tsconfig.json' (Configured)
+Info seq  [hh:mm:ss:mss] 	Files (5)
+	/a/lib/lib.d.ts Text-1 "/// <reference no-default-lib=\"true\"/>\ninterface Boolean {}\ninterface Function {}\ninterface CallableFunction {}\ninterface NewableFunction {}\ninterface IArguments {}\ninterface Number { toExponential: any; }\ninterface Object {}\ninterface RegExp {}\ninterface String { charAt: any; }\ninterface Array<T> { length: number; [n: number]: T; }"
+	/home/src/projects/myproject/types/sometype.ts Text-1 "export const x = 10;\n"
+	/home/src/projects/myproject/main.ts Text-1 "// some comment\nexport const y = 10;\nimport { x } from \"@myscope/sometype\";\n"
+	/home/src/projects/myproject/root2/other/sometype2/index.d.ts Text-1 "export const k = 10;\n"
+	/home/src/projects/myproject/src/secondary.ts SVC-1-0 "// some comment\nexport const z = 10;\nimport { k } from \"other/sometype2\";\n"
+
+Info seq  [hh:mm:ss:mss] -----------------------------------------------
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "projectLoadingFinish",
+      "body": {
+        "projectName": "/home/src/projects/myproject/tsconfig.json"
+      }
+    }
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "configFileDiag",
+      "body": {
+        "triggerFile": "/home/src/projects/myproject/tsconfig.json",
+        "configFile": "/home/src/projects/myproject/tsconfig.json",
+        "diagnostics": []
+      }
+    }
+Info seq  [hh:mm:ss:mss] Running: *ensureProjectForOpenFiles*
+Info seq  [hh:mm:ss:mss] Before ensureProjectForOpenFiles:
+Info seq  [hh:mm:ss:mss] Project '/home/src/projects/myproject/tsconfig.json' (Configured)
+Info seq  [hh:mm:ss:mss] 	Files (5)
+
+Info seq  [hh:mm:ss:mss] -----------------------------------------------
+Info seq  [hh:mm:ss:mss] Open files: 
+Info seq  [hh:mm:ss:mss] 	FileName: /home/src/projects/myproject/src/secondary.ts ProjectRootPath: undefined
+Info seq  [hh:mm:ss:mss] 		Projects: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] After ensureProjectForOpenFiles:
+Info seq  [hh:mm:ss:mss] Project '/home/src/projects/myproject/tsconfig.json' (Configured)
+Info seq  [hh:mm:ss:mss] 	Files (5)
+
+Info seq  [hh:mm:ss:mss] -----------------------------------------------
+Info seq  [hh:mm:ss:mss] Open files: 
+Info seq  [hh:mm:ss:mss] 	FileName: /home/src/projects/myproject/src/secondary.ts ProjectRootPath: undefined
+Info seq  [hh:mm:ss:mss] 		Projects: /home/src/projects/myproject/tsconfig.json
+Info seq  [hh:mm:ss:mss] got projects updated in background /home/src/projects/myproject/src/secondary.ts
+Info seq  [hh:mm:ss:mss] event:
+    {
+      "seq": 0,
+      "type": "event",
+      "event": "projectsUpdatedInBackground",
+      "body": {
+        "openFiles": [
+          "/home/src/projects/myproject/src/secondary.ts"
+        ]
+      }
+    }
+After running Timeout callback:: count: 0
+
+PolledWatches::
+/home/src/projects/myproject/other:
+  {"pollingInterval":500}
+/home/src/projects/myproject/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/other/sometype2/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/root2/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/src/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/myproject/types/package.json:
+  {"pollingInterval":2000}
+/home/src/projects/node_modules:
+  {"pollingInterval":500}
+/home/src/projects/package.json:
+  {"pollingInterval":2000}
+
+FsWatches::
+/a/lib/lib.d.ts:
+  {}
+/home/src/projects/configs/first/tsconfig.json:
+  {}
+/home/src/projects/configs/second/tsconfig.json:
+  {}
+/home/src/projects/myproject/main.ts:
+  {}
+/home/src/projects/myproject/root2/other/sometype2/index.d.ts:
+  {}
+/home/src/projects/myproject/tsconfig.json:
+  {}
+/home/src/projects/myproject/types/sometype.ts:
+  {}
+
+FsWatchesRecursive::
+/home/src/projects/myproject/root2:
+  {}
+/home/src/projects/myproject/src:
+  {}
+
+FsWatchesRecursive *deleted*::
+/home/src/projects/configs:
+  {}
+
+Projects::
+/home/src/projects/myproject/tsconfig.json (Configured) *changed*
+    projectStateVersion: 2
+    projectProgramVersion: 2 *changed*
+    dirty: false *changed*