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feat: display the tsconfig generated when running tsc --init (#45930)

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* feat: display the tsconfig generated when running tsc --init

* fix: fix lint issues

* refactor: minor changes
This commit is contained in:
Alex Munoz
2021-10-01 15:08:06 +02:00
committed by GitHub
parent 46a12fdb8a
commit 95ef2a503d
2 changed files with 75 additions and 30 deletions
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src/compiler/commandLineParser.ts
+62 -21
View File
@@ -2351,6 +2351,47 @@ namespace ts {
return result;
}
/**
* Generate a list of the compiler options whose value is not the default.
* @param options compilerOptions to be evaluated.
/** @internal */
export function getCompilerOptionsDiffValue(options: CompilerOptions, newLine: string): string {
const compilerOptionsMap = getSerializedCompilerOption(options);
return getOverwrittenDefaultOptions();
function makePadding(paddingLength: number): string {
return Array(paddingLength + 1).join(" ");
}
function getOverwrittenDefaultOptions() {
const result: string[] = [];
const tab = makePadding(2);
commandOptionsWithoutBuild.forEach(cmd => {
if (!compilerOptionsMap.has(cmd.name)) {
return;
}
const newValue = compilerOptionsMap.get(cmd.name);
const defaultValue = getDefaultValueForOption(cmd);
if (newValue !== defaultValue) {
result.push(`${tab}${cmd.name}: ${newValue}`);
}
else if (hasProperty(defaultInitCompilerOptions, cmd.name)) {
result.push(`${tab}${cmd.name}: ${defaultValue}`);
}
});
return result.join(newLine) + newLine;
}
}
/**
* Get the compiler options to be written into the tsconfig.json.
* @param options commandlineOptions to be included in the compileOptions.
*/
function getSerializedCompilerOption(options: CompilerOptions): ESMap<string, CompilerOptionsValue> {
const compilerOptions = extend(options, defaultInitCompilerOptions);
return serializeCompilerOptions(compilerOptions);
}
/**
* Generate tsconfig configuration when running command line "--init"
* @param options commandlineOptions to be generated into tsconfig.json
@@ -2358,29 +2399,9 @@ namespace ts {
*/
/* @internal */
export function generateTSConfig(options: CompilerOptions, fileNames: readonly string[], newLine: string): string {
const compilerOptions = extend(options, defaultInitCompilerOptions);
const compilerOptionsMap = serializeCompilerOptions(compilerOptions);
const compilerOptionsMap = getSerializedCompilerOption(options);
return writeConfigurations();
function getDefaultValueForOption(option: CommandLineOption) {
switch (option.type) {
case "number":
return 1;
case "boolean":
return true;
case "string":
return option.isFilePath ? "./" : "";
case "list":
return [];
case "object":
return {};
default:
const iterResult = option.type.keys().next();
if (!iterResult.done) return iterResult.value;
return Debug.fail("Expected 'option.type' to have entries.");
}
}
function makePadding(paddingLength: number): string {
return Array(paddingLength + 1).join(" ");
}
@@ -3542,4 +3563,24 @@ namespace ts {
})!; // TODO: GH#18217
}
}
function getDefaultValueForOption(option: CommandLineOption) {
switch (option.type) {
case "number":
return 1;
case "boolean":
return true;
case "string":
return option.isFilePath ? "./" : "";
case "list":
return [];
case "object":
return {};
default:
const iterResult = option.type.keys().next();
if (!iterResult.done) return iterResult.value;
return Debug.fail("Expected 'option.type' to have entries.");
}
}
}
src/executeCommandLine/executeCommandLine.ts
+13 -9
View File
@@ -354,7 +354,7 @@ namespace ts {
function printEasyHelp(sys: System, simpleOptions: readonly CommandLineOption[]) {
const colors = createColors(sys);
let output: string[] = [...getHelpHeader(sys)];
let output: string[] = [...getHeader(sys,`${getDiagnosticText(Diagnostics.tsc_Colon_The_TypeScript_Compiler)} - ${getDiagnosticText(Diagnostics.Version_0, version)}`)];
output.push(colors.bold(getDiagnosticText(Diagnostics.COMMON_COMMANDS)) + sys.newLine + sys.newLine);
example("tsc", Diagnostics.Compiles_the_current_project_tsconfig_json_in_the_working_directory);
@@ -388,7 +388,7 @@ namespace ts {
}
function printAllHelp(sys: System, compilerOptions: readonly CommandLineOption[], buildOptions: readonly CommandLineOption[], watchOptions: readonly CommandLineOption[]) {
let output: string[] = [...getHelpHeader(sys)];
let output: string[] = [...getHeader(sys,`${getDiagnosticText(Diagnostics.tsc_Colon_The_TypeScript_Compiler)} - ${getDiagnosticText(Diagnostics.Version_0, version)}`)];
output = [...output, ...generateSectionOptionsOutput(sys, getDiagnosticText(Diagnostics.ALL_COMPILER_OPTIONS), compilerOptions, /*subCategory*/ true, /* beforeOptionsDescription */ undefined, formatMessage(/*_dummy*/ undefined, Diagnostics.You_can_learn_about_all_of_the_compiler_options_at_0, "https://aka.ms/tsconfig-reference"))];
output = [...output, ...generateSectionOptionsOutput(sys, getDiagnosticText(Diagnostics.WATCH_OPTIONS), watchOptions, /*subCategory*/ false, getDiagnosticText(Diagnostics.Including_watch_w_will_start_watching_the_current_project_for_the_file_changes_Once_set_you_can_config_watch_mode_with_Colon))];
output = [...output, ...generateSectionOptionsOutput(sys, getDiagnosticText(Diagnostics.BUILD_OPTIONS), buildOptions, /*subCategory*/ false, formatMessage(/*_dummy*/ undefined, Diagnostics.Using_build_b_will_make_tsc_behave_more_like_a_build_orchestrator_than_a_compiler_This_is_used_to_trigger_building_composite_projects_which_you_can_learn_more_about_at_0, "https://aka.ms/tsc-composite-builds"))];
@@ -398,32 +398,31 @@ namespace ts {
}
function printBuildHelp(sys: System, buildOptions: readonly CommandLineOption[]) {
let output: string[] = [...getHelpHeader(sys)];
let output: string[] = [...getHeader(sys,`${getDiagnosticText(Diagnostics.tsc_Colon_The_TypeScript_Compiler)} - ${getDiagnosticText(Diagnostics.Version_0, version)}`)];
output = [...output, ...generateSectionOptionsOutput(sys, getDiagnosticText(Diagnostics.BUILD_OPTIONS), buildOptions, /*subCategory*/ false, formatMessage(/*_dummy*/ undefined, Diagnostics.Using_build_b_will_make_tsc_behave_more_like_a_build_orchestrator_than_a_compiler_This_is_used_to_trigger_building_composite_projects_which_you_can_learn_more_about_at_0, "https://aka.ms/tsc-composite-builds"))];
for (const line of output) {
sys.write(line);
}
}
function getHelpHeader(sys: System) {
function getHeader(sys: System, message: string) {
const colors = createColors(sys);
const header: string[] = [];
const tscExplanation = `${getDiagnosticText(Diagnostics.tsc_Colon_The_TypeScript_Compiler)} - ${getDiagnosticText(Diagnostics.Version_0, version)}`;
const terminalWidth = sys.getWidthOfTerminal?.() ?? 0;;
const tsIconLength = 5;
const tsIconFirstLine = colors.blueBackground(padLeft("", tsIconLength));
const tsIconSecondLine = colors.blueBackground(colors.brightWhite(padLeft("TS ", tsIconLength)));
// If we have enough space, print TS icon.
if (terminalWidth >= tscExplanation.length + tsIconLength) {
if (terminalWidth >= message.length + tsIconLength) {
// right align of the icon is 120 at most.
const rightAlign = terminalWidth > 120 ? 120 : terminalWidth;
const leftAlign = rightAlign - tsIconLength;
header.push(padRight(tscExplanation, leftAlign) + tsIconFirstLine + sys.newLine);
header.push(padRight(message, leftAlign) + tsIconFirstLine + sys.newLine);
header.push(padLeft("", leftAlign) + tsIconSecondLine + sys.newLine);
}
else {
header.push(tscExplanation + sys.newLine);
header.push(message + sys.newLine);
header.push(sys.newLine);
}
return header;
@@ -1035,7 +1034,12 @@ namespace ts {
}
else {
sys.writeFile(file, generateTSConfig(options, fileNames, sys.newLine));
reportDiagnostic(createCompilerDiagnostic(Diagnostics.Successfully_created_a_tsconfig_json_file));
const output: string[] = [sys.newLine, ...getHeader(sys,"Created a new tsconfig.json with:")];
output.push(getCompilerOptionsDiffValue(options, sys.newLine) + sys.newLine + sys.newLine);
output.push(`You can learn more at https://aka.ms/tsconfig.json` + sys.newLine);
for (const line of output) {
sys.write(line);
}
}
return;