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Merge pull request #34495 from microsoft/forceDts

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Add forceDtsEmit flag to getEmitOutput
This commit is contained in:
Sheetal Nandi
2019-10-16 08:14:47 -07:00
committed by GitHub
parent f24db4ccf4 850d16e45f
commit aaadb17afe
6 changed files with 48 additions and 10 deletions
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src/testRunner/unittests/services/languageService.ts
+40 -4
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@@ -15,10 +15,9 @@ class Carousel<T> extends Vue {
"vue-class-component.d.ts": `import Vue from "./vue";
export function Component(x: Config): any;`
};
// Regression test for GH #18245 - bug in single line comment writer caused a debug assertion when attempting
// to write an alias to a module's default export was referrenced across files and had no default export
it("should be able to create a language service which can respond to deinition requests without throwing", () => {
const languageService = createLanguageService({
function createLanguageService() {
return ts.createLanguageService({
getCompilationSettings() {
return {};
},
@@ -39,8 +38,45 @@ export function Component(x: Config): any;`
return getDefaultLibFilePath(options);
},
});
}
// Regression test for GH #18245 - bug in single line comment writer caused a debug assertion when attempting
// to write an alias to a module's default export was referrenced across files and had no default export
it("should be able to create a language service which can respond to deinition requests without throwing", () => {
const languageService = createLanguageService();
const definitions = languageService.getDefinitionAtPosition("foo.ts", 160); // 160 is the latter `vueTemplateHtml` position
expect(definitions).to.exist; // eslint-disable-line no-unused-expressions
});
it("getEmitOutput on language service has way to force dts emit", () => {
const languageService = createLanguageService();
assert.deepEqual(
languageService.getEmitOutput(
"foo.ts",
/*emitOnlyDtsFiles*/ true
),
{
emitSkipped: true,
outputFiles: emptyArray,
exportedModulesFromDeclarationEmit: undefined
}
);
assert.deepEqual(
languageService.getEmitOutput(
"foo.ts",
/*emitOnlyDtsFiles*/ true,
/*forceDtsEmit*/ true
),
{
emitSkipped: false,
outputFiles: [{
name: "foo.d.ts",
text: "export {};\r\n",
writeByteOrderMark: false
}],
exportedModulesFromDeclarationEmit: undefined
}
);
});
});
}