_id
stringlengths
21
254
text
stringlengths
1
93.7k
metadata
dict
TypeScript/tests/cases/compiler/propertyWrappedInTry.ts_0_185
class Foo { try { public bar = someInitThatMightFail(); } catch(e) {} public baz() { return this.bar; // doesn't get rewritten to Foo.bar. } }
{ "end_byte": 185, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/propertyWrappedInTry.ts" }
TypeScript/tests/cases/compiler/emitOneLineVariableDeclarationRemoveCommentsFalse.ts_0_303
// @removeComments: false let a = /*[[${something}]]*/ {}; let b: any = /*[[${something}]]*/ {}; let c: { hoge: boolean } = /*[[${something}]]*/ { hoge: true }; let d: any /*[[${something}]]*/ = {}; let e/*[[${something}]]*/: any = {}; let f = /* comment1 */ d(e); let g: any = /* comment2 */ d(e);
{ "end_byte": 303, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/emitOneLineVariableDeclarationRemoveCommentsFalse.ts" }
TypeScript/tests/cases/compiler/numberLiteralsWithLeadingZeros.ts_0_648
00; 000; 01; 001; 08; 008; 00.5; 000.5; 01.5; 001.5; 08.5; 008.5; 00e5; 000e5; 01e5; 001e5; 08e5; 008e5; 00.5e5; 000.5e5; 01.5e5; 001.5e5; 08.5e5; 008.5e5; 00.5_5; 000.5_5; 01.5_5; 001.5_5; 08.5_5; 008.5_5; 00e5_5; 000e5_5; 01e5_5; 001e5_5; 08e5_5; 008e5_5; 00.5_5e5_5; 000.5_5e5_5; 01.5_5e5_5; 001.5_5e5_5; 08.5_5...
{ "end_byte": 648, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/numberLiteralsWithLeadingZeros.ts" }
TypeScript/tests/cases/compiler/importHelpersNoModule.ts_0_441
// @importHelpers: true // @target: es5 // @module: commonjs // @moduleResolution: classic // @experimentalDecorators: true // @emitDecoratorMetadata: true // @filename: external.ts export class A { } export class B extends A { } declare var dec: any; @dec class C { method(@dec x: number) { } } // @filename:...
{ "end_byte": 441, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/importHelpersNoModule.ts" }
TypeScript/tests/cases/compiler/declarationEmitExpressionInExtends6.ts_0_324
// @module: commonjs // @declaration: true // @allowJs: true // @types: node // @currentDirectory: / // @Filename: /node_modules/@types/node/index.d.ts declare const require: any; // @Filename: /a.ts export class Foo {} // @Filename: /b.ts import * as A from "./a"; const { Foo } = A; export default class extends Foo...
{ "end_byte": 324, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitExpressionInExtends6.ts" }
TypeScript/tests/cases/compiler/inferSetterParamType.ts_0_294
class Foo { get bar() { return 0; } set bar(n) { // should not be an error - infer number } } class Foo2 { get bar() { return 0; // should be an error - can't coerce infered return type to match setter annotated type } set bar(n:string) { } }
{ "end_byte": 294, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/inferSetterParamType.ts" }
TypeScript/tests/cases/compiler/contextualTyping30.ts_0_46
function foo(param:number[]){}; foo([1, "a"]);
{ "end_byte": 46, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/contextualTyping30.ts" }
TypeScript/tests/cases/compiler/destructuringInVariableDeclarations7.ts_0_93
// @target: es6 // @module: system export let { toString } = 1; { let { toFixed } = 1; }
{ "end_byte": 93, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/destructuringInVariableDeclarations7.ts" }
TypeScript/tests/cases/compiler/jsdocIllegalTags.ts_0_192
// @allowJs: true // @checkJs: true // @noEmit: true // @Filename: /a.js class C { /** @template T */ constructor() { } } class D { /** @return {number} */ constructor() {} }
{ "end_byte": 192, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsdocIllegalTags.ts" }
TypeScript/tests/cases/compiler/promiseAllOnAny01.ts_0_160
// @noEmit: true // @lib: es5,es2015.promise async function foo(x: any) { let abc = await Promise.all(x); let result: any[] = abc; return result; }
{ "end_byte": 160, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/promiseAllOnAny01.ts" }
TypeScript/tests/cases/compiler/quickinfoTypeAtReturnPositionsInaccurate.ts_0_2817
class NumClass<T extends number> { private value!: T; public get(): T { return this.value; } public numExclusive() { } } class StrClass<T extends string> { private value!: T; public get(): T { return this.value; } public strExclusive() { } } const isNumClass = <Item ext...
{ "end_byte": 2817, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/quickinfoTypeAtReturnPositionsInaccurate.ts" }
TypeScript/tests/cases/compiler/unusedLocalsInMethod3.ts_0_132
//@noUnusedLocals:true //@noUnusedParameters:true class greeter { public function1() { var x, y; y = 1; } }
{ "end_byte": 132, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/unusedLocalsInMethod3.ts" }
TypeScript/tests/cases/compiler/declarationEmitPathMappingMonorepo.ts_0_605
// @filename: packages/a/index.d.ts declare module "@ts-bug/a" { export type AText = { value: string; }; export function a(text: string): AText; } // @filename: packages/b/src/index.ts import { a } from "@ts-bug/a"; export function b(text: string) { return a(text); } // @filename: packages/b/t...
{ "end_byte": 605, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitPathMappingMonorepo.ts" }
TypeScript/tests/cases/compiler/unresolvableSelfReferencingAwaitedUnion.ts_0_661
// @noEmit: true // @lib: esnext // repro #49646 type EnvFunction = <T>() => T; type SimpleType = string | Promise<SimpleType>; declare const simple: SimpleType; const env: EnvFunction = () => simple; // repro #49723 type T1 = 1 | Promise<T1> | T1[]; export async function myFunction(param: T1) { const awaited...
{ "end_byte": 661, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/unresolvableSelfReferencingAwaitedUnion.ts" }
TypeScript/tests/cases/compiler/decoratorMetadataWithImportDeclarationNameCollision2.ts_0_493
// @noemithelpers: true // @experimentaldecorators: true // @emitdecoratormetadata: true // @target: es5 // @module: commonjs // @filename: db.ts export class db { public doSomething() { } } // @filename: service.ts import {db as Database} from './db'; function someDecorator(target) { return target; } @som...
{ "end_byte": 493, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/decoratorMetadataWithImportDeclarationNameCollision2.ts" }
TypeScript/tests/cases/compiler/declarationEmitUsingAlternativeContainingModules1.ts_0_5514
// @strict: true // @declaration: true // @module: nodenext // @moduleResolution: nodenext // @target: esnext // @filename: node_modules/@tanstack/vue-query/build/modern/useQuery-CPqkvEsh.d.ts type QueryKey = ReadonlyArray<unknown>; interface Register {} type DefaultError = Register extends { defaultError: infer T...
{ "end_byte": 5514, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitUsingAlternativeContainingModules1.ts" }
TypeScript/tests/cases/compiler/classIndexer.ts_0_65
class C123 { [s: string]: number; constructor() { } }
{ "end_byte": 65, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/classIndexer.ts" }
TypeScript/tests/cases/compiler/propertyOverridingPrototype.ts_0_86
class Base { foo() { } } class Derived extends Base { foo: () => { }; }
{ "end_byte": 86, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/propertyOverridingPrototype.ts" }
TypeScript/tests/cases/compiler/superCallAssignResult.ts_0_165
class E { constructor(arg: any) { } } class H extends E { constructor() { var x = super(5); // Should be of type void, not E. x = 5; } }
{ "end_byte": 165, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/superCallAssignResult.ts" }
TypeScript/tests/cases/compiler/signatureCombiningRestParameters3.ts_0_1666
// @strict: true // @noEmit: true interface ExtensionConfig<Options = any> { extendMarkSchema?: | (( this: { name: string; options: Options; }, extension: Mark, ) => Record<string, any>) | null; } declare class Extension<Options = any> { type: string; na...
{ "end_byte": 1666, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/signatureCombiningRestParameters3.ts" }
TypeScript/tests/cases/compiler/fromAsIdentifier2.ts_0_23
"use strict"; var from;
{ "end_byte": 23, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/fromAsIdentifier2.ts" }
TypeScript/tests/cases/compiler/exportClassExtendingIntersection.ts_0_940
// @declaration: true // @Filename:BaseClass.ts export type Constructor<T> = new (...args: any[]) => T; export class MyBaseClass<T> { baseProperty: string; constructor(value: T) {} } // @Filename:MixinClass.ts import { Constructor, MyBaseClass } from './BaseClass'; export interface MyMixin { mixinProperty...
{ "end_byte": 940, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/exportClassExtendingIntersection.ts" }
TypeScript/tests/cases/compiler/jsxSpreadFirstUnionNoErrors.tsx_0_499
// @jsx: react // @libFiles: lib.d.ts,react.d.ts // @skipLibCheck: true // @allowSyntheticDefaultImports: true import React from "react"; type InfoProps = | { status: "hidden" } | { status: "visible"; content: string }; const Info = (props: InfoProps) => props.status === "hidden" ? <noscript /> : <div>{props.cont...
{ "end_byte": 499, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsxSpreadFirstUnionNoErrors.tsx" }
TypeScript/tests/cases/compiler/typedGenericPrototypeMember.ts_0_108
class List<T> { add(item: T) { } } List.prototype.add("abc"); // Valid because T is instantiated to any
{ "end_byte": 108, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/typedGenericPrototypeMember.ts" }
TypeScript/tests/cases/compiler/numberAsInLHS.ts_0_11
3 in [0, 1]
{ "end_byte": 11, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/numberAsInLHS.ts" }
TypeScript/tests/cases/compiler/destructureCatchClause.ts_0_966
// @strict: true, false // @useUnknownInCatchVariables: true, false // These are okay with useUnknownInCatchVariables=false, but not okay with useUnknownInCatchVariables=true. try {} catch ({ x }) { x } try {} catch ([ x ]) { x } try {} catch ({ a: { x } }) { x } try {} catch ({ a: [ x ] }) { x } try {} catch ([{ x ...
{ "end_byte": 966, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/destructureCatchClause.ts" }
TypeScript/tests/cases/compiler/spreadIntersectionJsx.tsx_0_136
// @jsx: react const React: any = null; class A { a; } class C { c; } let intersected: A & C; let element = <div { ...intersected } />;
{ "end_byte": 136, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/spreadIntersectionJsx.tsx" }
TypeScript/tests/cases/compiler/internalAliasClassInsideLocalModuleWithoutExport.ts_0_296
//@module: commonjs // @declaration: true export module x { export class c { foo(a: number) { return a; } } } export module m2 { export module m3 { import c = x.c; export var cProp = new c(); var cReturnVal = cProp.foo(10); } }
{ "end_byte": 296, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/internalAliasClassInsideLocalModuleWithoutExport.ts" }
TypeScript/tests/cases/compiler/controlFlowPropertyInitializer.ts_0_117
// @strictNullChecks: true // Repro from #8967 const LANG = "Turbo Pascal" class BestLanguage { name = LANG; }
{ "end_byte": 117, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/controlFlowPropertyInitializer.ts" }
TypeScript/tests/cases/compiler/jsdocTypecastNoTypeNoCrash.ts_0_112
// @allowJS: true // @outDir: ./out // @filename: index.js function Foo() {} const a = /* @type string */(Foo);
{ "end_byte": 112, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsdocTypecastNoTypeNoCrash.ts" }
TypeScript/tests/cases/compiler/forIn.ts_0_316
var arr = null; for (var i:number in arr) { // error var x1 = arr[i]; var y1 = arr[i]; } for (var j in arr) { // ok var x2 = arr[j]; var y2 = arr[j]; } var arr2 = []; for (j in arr2) { // ok var x3 = arr2[j]; var y3 = arr2[j]; } for (var l in arr) { // error in the body k[l] = 1; }
{ "end_byte": 316, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/forIn.ts" }
TypeScript/tests/cases/compiler/flowAfterFinally1.ts_0_253
// @strictNullChecks: true declare function openFile(): void declare function closeFile(): void declare function someOperation(): {} var result: {} openFile() try { result = someOperation() } finally { closeFile() } result // should not error here
{ "end_byte": 253, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/flowAfterFinally1.ts" }
TypeScript/tests/cases/compiler/contextualSignatureInstantiation2.ts_0_222
// dot f g x = f(g(x)) var dot: <T, S>(f: (_: T) => S) => <U>(g: (_: U) => T) => (_: U) => S; dot = <T, S>(f: (_: T) => S) => <U>(g: (_: U) => T): (r:U) => S => (x) => f(g(x)); var id: <T>(x:T) => T; var r23 = dot(id)(id);
{ "end_byte": 222, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/contextualSignatureInstantiation2.ts" }
TypeScript/tests/cases/compiler/noEmitAndCompositeListFilesOnly.ts_0_174
// @listFilesOnly: true // @Filename: /a.ts const x = 10; // @Filename: /tsconfig.json { "compilerOptions": { "noEmit": true, "composite": true } }
{ "end_byte": 174, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/noEmitAndCompositeListFilesOnly.ts" }
TypeScript/tests/cases/compiler/es5-asyncFunctionWhileStatements.ts_0_1491
// @lib: es5,es2015.promise // @noEmitHelpers: true // @target: ES5 declare var x, y, z, a, b, c; async function whileStatement0() { while (x) { y; } } async function whileStatement1() { while (await x) { y; } } async function whileStatement2() { while (x) { await y; } } async function whileStatement3()...
{ "end_byte": 1491, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/es5-asyncFunctionWhileStatements.ts" }
TypeScript/tests/cases/compiler/circularOptionalityRemoval.ts_0_185
// @strictNullChecks: true // Constructed repro function fn1(x: number | undefined = x > 0 ? x : 0) { } // Report from user function fn2(x?: string = someCondition ? 'value1' : x) { }
{ "end_byte": 185, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/circularOptionalityRemoval.ts" }
TypeScript/tests/cases/compiler/destructuringWithNewExpression.ts_0_42
class C { x = 0; } var { x } = new C;
{ "end_byte": 42, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/destructuringWithNewExpression.ts" }
TypeScript/tests/cases/compiler/es6ExportDefaultFunctionDeclaration2.ts_0_70
// @target: es6 // @declaration: true export default function () { }
{ "end_byte": 70, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/es6ExportDefaultFunctionDeclaration2.ts" }
TypeScript/tests/cases/compiler/jsFileCompilationPublicMethodSyntaxOfClass.ts_0_73
// @allowJs: true // @filename: a.js class C { public foo() { } }
{ "end_byte": 73, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsFileCompilationPublicMethodSyntaxOfClass.ts" }
TypeScript/tests/cases/compiler/genericCallInferenceConditionalType2.ts_0_761
// @strict: true // @noEmit: true // https://github.com/microsoft/TypeScript/issues/59490 type ComponentProps<T> = T extends (props: infer P) => unknown ? P : never; declare function wrapComponent<P>( component: (props: P) => unknown, ): (props: P) => unknown; const WrappedComponent = wrapComponent( <T extends ...
{ "end_byte": 761, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/genericCallInferenceConditionalType2.ts" }
TypeScript/tests/cases/compiler/declarationEmitStringEnumUsedInNonlocalSpread.ts_0_556
// @declaration: true // @filename: class.ts export const enum TestEnum { Test1 = '123123', Test2 = '12312312312', } export interface ITest { [TestEnum.Test1]: string; [TestEnum.Test2]: string; } export class A { getA(): ITest { return { [TestEnum.Test1]: '123', [Te...
{ "end_byte": 556, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitStringEnumUsedInNonlocalSpread.ts" }
TypeScript/tests/cases/compiler/mixedTypeEnumComparison.ts_0_528
// @strict: true const enum E { S1 = "foo", S2 = "bar", N1 = 1000, N2 = 25, } declare var someNumber: number if (someNumber > E.N2) { someNumber = E.N2; } declare const unionOfEnum: E.N1 | E.N2; if (someNumber > unionOfEnum) { someNumber = E.N2; } declare var someString: string if (someS...
{ "end_byte": 528, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/mixedTypeEnumComparison.ts" }
TypeScript/tests/cases/compiler/staticMustPrecedePublic.ts_0_84
class Outer { static public intI: number; static private stringF: string; }
{ "end_byte": 84, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/staticMustPrecedePublic.ts" }
TypeScript/tests/cases/compiler/importNonExportedMember12.ts_0_399
// @esModuleInterop: true // @moduleResolution: node // @module: es2015 // @checkJs: true // @allowJs: true // @noEmit: true // @Filename: /node_modules/foo/package.json { "name": "foo", "version": "1.2.3", "main": "src/index.js" } // @Filename: /node_modules/foo/src/index.js module.exports = 1; // @filename: /a.js ...
{ "end_byte": 399, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/importNonExportedMember12.ts" }
TypeScript/tests/cases/compiler/pathMappingBasedModuleResolution_withExtension_MapedToNodeModules.ts_0_478
// @noImplicitReferences: true // @traceResolution: true // @allowJs: true // @esModuleInterop: true // @fullEmitPaths: true // @Filename: /node_modules/foo/bar/foobar.js module.exports = { a: 10 }; // @Filename: /a.ts import foobar from "foo/bar/foobar.js"; // @Filename: /tsconfig.json { "compilerOptions": { ...
{ "end_byte": 478, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/pathMappingBasedModuleResolution_withExtension_MapedToNodeModules.ts" }
TypeScript/tests/cases/compiler/jsFileCompilationTypeParameterSyntaxOfClassExpression.ts_0_79
// @allowJs: true // @noEmit: true // @filename: a.js const Bar = class<T> {};
{ "end_byte": 79, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsFileCompilationTypeParameterSyntaxOfClassExpression.ts" }
TypeScript/tests/cases/compiler/requiredInitializedParameter2.ts_0_83
interface I1 { method(); } class C1 implements I1 { method(a = 0, b) { } }
{ "end_byte": 83, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/requiredInitializedParameter2.ts" }
TypeScript/tests/cases/compiler/blockScopedBindingCaptureThisInFunction.ts_0_164
// https://github.com/Microsoft/TypeScript/issues/11038 () => function () { for (let someKey in {}) { this.helloWorld(); () => someKey; } };
{ "end_byte": 164, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/blockScopedBindingCaptureThisInFunction.ts" }
TypeScript/tests/cases/compiler/sourceMapValidationDestructuringParameterObjectBindingPattern.ts_0_618
// @lib: es5 // @sourcemap: true interface Robot { name: string; skill: string; } declare var console: { log(msg: string): void; } var hello = "hello"; var robotA: Robot = { name: "mower", skill: "mowing" }; function foo1({ name: nameA }: Robot) { console.log(nameA); } function foo2({ name: nameB, skil...
{ "end_byte": 618, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/sourceMapValidationDestructuringParameterObjectBindingPattern.ts" }
TypeScript/tests/cases/compiler/undeclaredBase.ts_0_45
module M { export class C extends M.I { } }
{ "end_byte": 45, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/undeclaredBase.ts" }
TypeScript/tests/cases/compiler/noSelfOnVars.ts_0_61
function foo() { function bar() { } var x = bar; }
{ "end_byte": 61, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/noSelfOnVars.ts" }
TypeScript/tests/cases/compiler/classDeclarationBlockScoping1.ts_0_36
class C { } { class C { } }
{ "end_byte": 36, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/classDeclarationBlockScoping1.ts" }
TypeScript/tests/cases/compiler/capturedLetConstInLoop6_ES6.ts_0_3377
// @target: ES6 // ====let for (let x of []) { (function() { return x}); (() => x); if (x == 1) { break; } if (x == 2) { continue; } } for (let x in []) { (function() { return x}); (() => x); if (x == "1") { break; } if (x == "2") { continue; ...
{ "end_byte": 3377, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/capturedLetConstInLoop6_ES6.ts" }
TypeScript/tests/cases/compiler/declarationEmitForDefaultExportClassExtendingExpression01.ts_0_295
// @declaration: true interface Greeter { getGreeting(): string; } interface GreeterConstructor { new (): Greeter; } class A { getGreeting() { return 'hello'; } } const getGreeterBase = (): GreeterConstructor => A; export default class extends getGreeterBase() { }
{ "end_byte": 295, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitForDefaultExportClassExtendingExpression01.ts" }
TypeScript/tests/cases/compiler/computedPropertiesInDestructuring1_ES6.ts_0_1009
// @target: ES6 // destructuring in variable declarations let foo = "bar"; let {[foo]: bar} = {bar: "bar"}; let {["bar"]: bar2} = {bar: "bar"}; let {[11]: bar2_1} = {11: "bar"}; let foo2 = () => "bar"; let {[foo2()]: bar3} = {bar: "bar"}; let [{[foo]: bar4}] = [{bar: "bar"}]; let [{[foo2()]: bar5}] = [{bar: "bar"}];...
{ "end_byte": 1009, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/computedPropertiesInDestructuring1_ES6.ts" }
TypeScript/tests/cases/compiler/declarationEmitHigherOrderRetainedGenerics.ts_0_3956
// @declaration: true // @emitDeclarationOnly: true // @target: es6 export interface TypeLambda { readonly In: unknown readonly Out2: unknown readonly Out1: unknown readonly Target: unknown } export namespace Types { export type Invariant<A> = (_: A) => A export type Covariant<A> = (_: never) =>...
{ "end_byte": 3956, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitHigherOrderRetainedGenerics.ts" }
TypeScript/tests/cases/compiler/moduleAugmentationNoNewNames.ts_0_618
// @module: commonjs // @filename: map.ts import { Observable } from "./observable" (<any>Observable.prototype).map = function() { } declare module "./observable" { interface Observable<T> { map<U>(proj: (e:T) => U): Observable<U> } class Bar {} let y: number, z: string; let {a: x, b: x1}...
{ "end_byte": 618, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/moduleAugmentationNoNewNames.ts" }
TypeScript/tests/cases/compiler/classMemberInitializerWithLamdaScoping.ts_0_996
// @lib: es5 declare var console: { log(msg?: any): void; }; class Test { constructor(private field: string) { } messageHandler = () => { var field = this.field; console.log(field); // Using field here shouldnt be error }; static field: number; static staticMessageHandler = (...
{ "end_byte": 996, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/classMemberInitializerWithLamdaScoping.ts" }
TypeScript/tests/cases/compiler/blockScopedBindingsReassignedInLoop5.ts_0_130
for (let x = 1, y = 2; x < y; ++x, --y) { let a = () => x++ + y++; if (x == 1) break; else y = 5; }
{ "end_byte": 130, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/blockScopedBindingsReassignedInLoop5.ts" }
TypeScript/tests/cases/compiler/internalAliasFunction.ts_0_187
// @declaration: true module a { export function foo(x: number) { return x; } } module c { import b = a.foo; export var bVal = b(10); export var bVal2 = b; }
{ "end_byte": 187, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/internalAliasFunction.ts" }
TypeScript/tests/cases/compiler/argumentsReferenceInConstructor3_Js.ts_0_382
// @declaration: true // @allowJs: true // @emitDeclarationOnly: true // @filename: /a.js class A { get arguments() { return { bar: {} }; } } class B extends A { /** * Constructor * * @param {object} [foo={}] */ constructor(foo = {}) { super(); /** * @type object */ this.foo = foo; /** ...
{ "end_byte": 382, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/argumentsReferenceInConstructor3_Js.ts" }
TypeScript/tests/cases/compiler/mapConstructor.ts_0_314
// @strict: true // @target: es2015 new Map(); const potentiallyUndefinedIterable = [['1', 1], ['2', 2]] as Iterable<[string, number]> | undefined; new Map(potentiallyUndefinedIterable); const potentiallyNullIterable = [['1', 1], ['2', 2]] as Iterable<[string, number]> | null; new Map(potentiallyNullIterable);
{ "end_byte": 314, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/mapConstructor.ts" }
TypeScript/tests/cases/compiler/reverseMappedTypePrimitiveConstraintProperty.ts_0_294
// @strict: true // @noEmit: true declare function test< T extends { prop: string; nested: { nestedProp: string } }, >(obj: { [K in keyof T]: T[K] }): T; const result = test({ prop: "foo", // this one should not widen to string nested: { nestedProp: "bar", }, extra: "baz", });
{ "end_byte": 294, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/reverseMappedTypePrimitiveConstraintProperty.ts" }
TypeScript/tests/cases/compiler/keepImportsInDts4.ts_0_151
// @module: amd // @declaration: true // @outFile: outputfile.js // @filename: folder/test.ts export {}; // @filename: main.ts import "./folder/test"
{ "end_byte": 151, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/keepImportsInDts4.ts" }
TypeScript/tests/cases/compiler/contextualTypingOfLambdaWithMultipleSignatures2.ts_0_90
var f: { (x: string): string; (x: number): string }; f = (a) => { return a.asdf }
{ "end_byte": 90, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/contextualTypingOfLambdaWithMultipleSignatures2.ts" }
TypeScript/tests/cases/compiler/declarationEmitRetainedAnnotationRetainsImportInOutput.ts_0_330
// @strict: true // @declaration: true // @filename: node_modules/whatever/index.d.ts export type Whatever<T> = {x: T}; export declare function something<T>(cb: () => Whatever<T>): Whatever<T>; // @filename: index.ts import * as E from 'whatever'; export const run = <E>(i: () => E.Whatever<E>): E.Whatever<E> => E.som...
{ "end_byte": 330, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitRetainedAnnotationRetainsImportInOutput.ts" }
TypeScript/tests/cases/compiler/controlFlowPrivateClassField.ts_0_432
// @strict: true // @target: esnext // @useDefineForClassFields: false class Example { #test; constructor(test: number) { this.#test = test; } get test() { return this.#test } } class Example2 { #test; constructor(test: number | undefined) { this.#test = test; ...
{ "end_byte": 432, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/controlFlowPrivateClassField.ts" }
TypeScript/tests/cases/compiler/pathMappingBasedModuleResolution8_node.ts_0_424
// @moduleResolution: node // @module: commonjs // @traceResolution: true // @filename: c:/root/tsconfig.json { "compilerOptions": { "baseUrl": ".", "paths": { "@speedy/*/testing": [ "*/dist/index.ts" ] } } } // @filename: c:/root/index.ts import ...
{ "end_byte": 424, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/pathMappingBasedModuleResolution8_node.ts" }
TypeScript/tests/cases/compiler/collisionSuperAndPropertyNameAsConstuctorParameter.ts_0_655
class a { } class b1 extends a { constructor(_super: number) { // should be error super(); } } class b2 extends a { constructor(private _super: number) { // should be error super(); } } class b3 extends a { constructor(_super: number); // no code gen - no error constructor(_su...
{ "end_byte": 655, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/collisionSuperAndPropertyNameAsConstuctorParameter.ts" }
TypeScript/tests/cases/compiler/functionOverloads24.ts_0_142
function foo(bar:number):(b:string)=>void; function foo(bar:string):(a:number)=>void; function foo(bar:any):(a)=>void { return function(){} }
{ "end_byte": 142, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/functionOverloads24.ts" }
TypeScript/tests/cases/compiler/functionOverloadsOutOfOrder.ts_0_294
class d { private foo(n: number): string; private foo(ns: any) { return ns.toString(); } private foo(s: string): string; } class e { private foo(ns: any) { return ns.toString(); } private foo(s: string): string; private foo(n: number): string; }
{ "end_byte": 294, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/functionOverloadsOutOfOrder.ts" }
TypeScript/tests/cases/compiler/definiteAssignmentOfDestructuredVariable.ts_0_300
// @strictNullChecks: true // https://github.com/Microsoft/TypeScript/issues/20994 interface Options { a?: number | object; b: () => void; } class C<T extends Options> { foo!: { [P in keyof T]: T[P] } method() { let { a, b } = this.foo; !(a && b); a; } }
{ "end_byte": 300, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/definiteAssignmentOfDestructuredVariable.ts" }
TypeScript/tests/cases/compiler/ambientExternalModuleWithInternalImportDeclaration.ts_0_426
//@module: amd // @Filename: ambientExternalModuleWithInternalImportDeclaration_0.ts declare module 'M' { module C { export var f: number; } class C { foo(): void; } import X = C; export = X; } // @Filename: ambientExternalModuleWithInternalImportDeclaration_1.ts ///<reference ...
{ "end_byte": 426, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/ambientExternalModuleWithInternalImportDeclaration.ts" }
TypeScript/tests/cases/compiler/coAndContraVariantInferences6.ts_0_956
// @strict: true // @noEmit: true // https://github.com/microsoft/TypeScript/issues/57911 interface ExactProps { value: "A" | "B"; } interface FunctionComponent<P = {}> { (props: P): ReactElement<any> | null; } declare class Component<P> { constructor(props: P); } interface ComponentClass<P = {}> { new (props...
{ "end_byte": 956, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/coAndContraVariantInferences6.ts" }
TypeScript/tests/cases/compiler/importNonExportedMember8.ts_0_195
// @esModuleInterop: false // @module: commonjs // @checkJs: true // @allowJs: true // @noEmit: true // @Filename: a.ts class Foo {} export = Foo; // @Filename: b.js import { Foo } from './a';
{ "end_byte": 195, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/importNonExportedMember8.ts" }
TypeScript/tests/cases/compiler/es6ExportClauseWithAssignmentInEs5.ts_0_315
// @target: es5 // @module: commonjs // @filename: server.ts var foo = 2; foo = 3; var baz = 3; baz = 4; var buzz = 10; buzz += 3; var bizz = 8; bizz++; // compiles to exports.bizz = (bizz++, bizz) bizz--; // similarly ++bizz; // compiles to exports.bizz = ++bizz export { foo, baz, baz as quux, buzz, bizz };
{ "end_byte": 315, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/es6ExportClauseWithAssignmentInEs5.ts" }
TypeScript/tests/cases/compiler/objectLiteral2.ts_0_26
var v30 = {a:1, b:2}, v31;
{ "end_byte": 26, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/objectLiteral2.ts" }
TypeScript/tests/cases/compiler/dynamicNames.ts_0_2902
// @target: esnext // @lib: esnext // @module: commonjs // @declaration: true // @filename: module.ts export const c0 = "a"; export const c1 = 1; export const s0 = Symbol(); export interface T0 { [c0]: number; [c1]: string; [s0]: boolean; } export declare class T1 implements T2 { [c0]: number; [c1]:...
{ "end_byte": 2902, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/dynamicNames.ts" }
TypeScript/tests/cases/compiler/narrowByClauseExpressionInSwitchTrue9.ts_0_307
// @strict: true // @noEmit: true interface IProps { one: boolean; } class Foo { mine: string = ""; myMethod(x: IProps) { const { one } = x; switch (true) { case one: break; default: let x = this.mine; } } }
{ "end_byte": 307, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/narrowByClauseExpressionInSwitchTrue9.ts" }
TypeScript/tests/cases/compiler/constDeclarationShadowedByVarDeclaration.ts_0_232
// @target: ES6 // Error as declaration of var would cause a write to the const value var x = 0; { const x = 0; var x = 0; } var y = 0; { const y = 0; { var y = 0; } } { const z = 0; var z = 0 }
{ "end_byte": 232, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/constDeclarationShadowedByVarDeclaration.ts" }
TypeScript/tests/cases/compiler/collisionCodeGenModuleWithEnumMemberConflict.ts_0_61
module m1 { enum e { m1, m2 = m1 } }
{ "end_byte": 61, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/collisionCodeGenModuleWithEnumMemberConflict.ts" }
TypeScript/tests/cases/compiler/lateBoundConstraintTypeChecksCorrectly.ts_0_465
// @keyofStringsOnly: true declare const fooProp: unique symbol; declare const barProp: unique symbol; type BothProps = typeof fooProp | typeof barProp; export interface Foo<T> { [fooProp]: T; [barProp]: string; } function f<T extends Foo<number>>(x: T) { const abc = x[fooProp]; // expected: 'T[typeof fooPr...
{ "end_byte": 465, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/lateBoundConstraintTypeChecksCorrectly.ts" }
TypeScript/tests/cases/compiler/declarationEmitDefaultExport5.ts_0_60
// @declaration: true // @target: es6 export default 1 + 2;
{ "end_byte": 60, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/declarationEmitDefaultExport5.ts" }
TypeScript/tests/cases/compiler/requireOfJsonFileNonRelative.ts_0_434
// @module: commonjs // @outdir: out/ // @allowJs: true // @fullEmitPaths: true // @resolveJsonModule: true // @Filename: /src/projects/file1.ts import b1 = require('b.json'); let x = b1.a; import b2 = require('c.json'); if (x) { let b = b2.b; x = (b1.b === b); } // @Filename: /src/projects/node_modules/b.jso...
{ "end_byte": 434, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/requireOfJsonFileNonRelative.ts" }
TypeScript/tests/cases/compiler/reachabilityChecks8.ts_0_192
// @allowUnreachableCode: false try { for ( (function () { throw "1"; })(); (function () { throw "2"; })(); (function () { throw "3"; })() ) {} } catch (e) {}
{ "end_byte": 192, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/reachabilityChecks8.ts" }
TypeScript/tests/cases/compiler/jsFileCompilationBindReachabilityErrors.ts_0_443
// @allowJs: true // @checkJs: true // @noEmit: true // @noFallthroughCasesInSwitch: true // @allowUnreachableCode: false // @allowUnusedLabels: false // @filename: a.js function foo(a, b) { switch (a) { case 10: if (b) { return b; } case 20: retu...
{ "end_byte": 443, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/jsFileCompilationBindReachabilityErrors.ts" }
TypeScript/tests/cases/compiler/recursiveGenericTypeHierarchy.ts_0_150
// used to ICE interface A<T extends A<T, S>, S extends A<T, S>> { } interface B<T extends B<T, S>, S extends B<T, S>> extends A<B<T, S>, B<T, S>> { }
{ "end_byte": 150, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/recursiveGenericTypeHierarchy.ts" }
TypeScript/tests/cases/compiler/es2017basicAsync.ts_0_838
// @target: es2017 // @lib: es2017 // @noEmitHelpers: true async (): Promise<void> => { await 0; } async function asyncFunc() { await 0; } const asyncArrowFunc = async (): Promise<void> => { await 0; } async function asyncIIFE() { await 0; await (async function(): Promise<void> { await ...
{ "end_byte": 838, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/es2017basicAsync.ts" }
TypeScript/tests/cases/compiler/redefineArray.ts_0_50
Array = function (n:number, s:string) {return n;};
{ "end_byte": 50, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/redefineArray.ts" }
TypeScript/tests/cases/compiler/unusedLocalsOnFunctionExpressionWithinFunctionDeclaration2.ts_0_308
//@noUnusedLocals:true //@noUnusedParameters:true function greeter(person: string, person2: string) { var unused = 20; var maker = function(child: string): void { var unused2 = 22; } var maker2 = function(child2: string): void { var unused3 = 23; } maker2(person2); }
{ "end_byte": 308, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/unusedLocalsOnFunctionExpressionWithinFunctionDeclaration2.ts" }
TypeScript/tests/cases/compiler/isolatedModulesExternalModuleForced.ts_0_99
// @isolatedModules: true // @target: es6 // @moduleDetection: force // @filename: file1.ts var x;
{ "end_byte": 99, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/isolatedModulesExternalModuleForced.ts" }
TypeScript/tests/cases/compiler/shorthandOfExportedEntity02_targetES5_CommonJS.ts_0_138
// @target: ES5 // @module: commonjs // @declaration: true export const test = "test"; export function foo () { const x = { test }; }
{ "end_byte": 138, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/shorthandOfExportedEntity02_targetES5_CommonJS.ts" }
TypeScript/tests/cases/compiler/uniqueSymbolPropertyDeclarationEmit.ts_0_410
// @noTypesAndSymbols: true // @esModuleInterop: true // @declaration: true // @Filename: test.ts import Op from './op'; import { Po } from './po'; export default function foo() { return { [Op.or]: [], [Po.ro]: {} }; } // @Filename: op.ts declare const Op: { readonly or: unique symbol; }; export defau...
{ "end_byte": 410, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/uniqueSymbolPropertyDeclarationEmit.ts" }
TypeScript/tests/cases/compiler/es5-asyncFunctionSwitchStatements.ts_0_1250
// @lib: es5,es2015.promise // @noEmitHelpers: true // @target: ES5 declare var x, y, z, a, b, c; async function switchStatement0() { switch (x) { case y: a; break; default: b; break; } } async function switchStatement1() { switch (await x) { case y: a; break; default: b; b...
{ "end_byte": 1250, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/es5-asyncFunctionSwitchStatements.ts" }
TypeScript/tests/cases/compiler/thisTypeAsConstraint.ts_0_46
class C { public m<T extends this>() { } }
{ "end_byte": 46, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/thisTypeAsConstraint.ts" }
TypeScript/tests/cases/compiler/promiseVoidErrorCallback.ts_0_395
//@target: ES6 interface T1 { __t1: string; } interface T2 { __t2: string; } interface T3 { __t3: string; } function f1(): Promise<T1> { return Promise.resolve({ __t1: "foo_t1" }); } function f2(x: T1): T2 { return { __t2: x.__t1 + ":foo_21" }; } var x3 = f1() .then(f2, (e: Error) => { ...
{ "end_byte": 395, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/promiseVoidErrorCallback.ts" }
TypeScript/tests/cases/compiler/anyAndUnknownHaveFalsyComponents.ts_0_435
// @strictNullChecks: true declare let x1: any; const y1 = x1 && 3; // #39113 declare let isTreeHeader1: any; function foo1() { return { display: "block", ...(isTreeHeader1 && { display: "flex", }) }; } declare let x2: unknown; const y2 = x2 && 3; // #39113 declare let isTreeHeader2: unknown; ...
{ "end_byte": 435, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/anyAndUnknownHaveFalsyComponents.ts" }
TypeScript/tests/cases/compiler/libMembers.ts_0_229
var s="hello"; s.substring(0); s.substring(3,4); s.subby(12); // error unresolved String.fromCharCode(12); module M { export class C { } var a=new C[]; a.length; a.push(new C()); (new C()).prototype; }
{ "end_byte": 229, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/libMembers.ts" }
TypeScript/tests/cases/compiler/namespaceDisambiguationInUnion.ts_0_265
namespace Foo { export type Yep = { type: "foo.yep" }; } namespace Bar { export type Yep = { type: "bar.yep" }; } const x = { type: "wat.nup" }; const val1: Foo.Yep | Bar.Yep = x; const y = [{ type: "a" }, { type: "b" }]; const val2: [Foo.Yep, Bar.Yep] = y;
{ "end_byte": 265, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/namespaceDisambiguationInUnion.ts" }
TypeScript/tests/cases/compiler/typeAnnotationBestCommonTypeInArrayLiteral.ts_0_408
interface IMenuItem { id: string; type: string; link?: string; classes?: string; text?: string; icon?: string; } var menuData: IMenuItem[] = [ { "id": "ourLogo", "type": "image", "link": "", "icon": "modules/menu/logo.svg" }, { "id": "productName",...
{ "end_byte": 408, "start_byte": 0, "url": "https://github.com/microsoft/TypeScript/blob/main/tests/cases/compiler/typeAnnotationBestCommonTypeInArrayLiteral.ts" }