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82
crates/swc_ecma_parser/tests/tsc/newWithSpreadES5.ts
TypeScript
//@target: ES5 function f(x: number, y: number, ...z: string[]) { } function f2(...x: string[]) {} interface A { f: { new (x: number, y: number, ...z: string[]); } } class B { constructor(x: number, y: number, ...z: string[]) {} } interface C { "a-b": typeof B; } interface D { 1: typeo...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/newWithSpreadES6.ts
TypeScript
//@target: ES6 function f(x: number, y: number, ...z: string[]) { } function f2(...x: string[]) { } interface A { f: { new (x: number, y: number, ...z: string[]); } } class B { constructor(x: number, y: number, ...z: string[]) {} } interface C { "a-b": typeof B; } interface D { 1: type...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noAssertForUnparseableTypedefs.ts
TypeScript
// @noEmit: true // @allowJs: true // @checkJs: true // @Filename: bug26693.js /** @typedef {module:locale} hi */ import { nope } from 'nope';
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noDuplicateJsdoc1.ts
TypeScript
// @allowJs: true // @checkJs: true // @noEmit: true // @Filename: a.js /** doc */ const a = b = () => 0;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noInfer.ts
TypeScript
// @strict: true // @declaration: true // NoInfer<T> is erased for primitives type T00 = NoInfer<string>; type T01 = NoInfer<string | number | boolean>; type T02 = NoInfer<undefined>; type T03 = NoInfer<"foo">; type T04 = NoInfer<`foo${string}`>; type T05 = NoInfer<`foo${string}` & `${string}bar`>; type T06 = NoInfer...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noInferRedeclaration.ts
TypeScript
// @strict: true // @declaration: true // @target: esnext // @filename: a.ts export const f = <T>(x: T, y: NoInfer<T>) => x; // @filename: b.ts import { f } from "./a"; type NoInfer<T> = T & number; export const g = f;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noPropertyAccessFromIndexSignature1.ts
TypeScript
// @noPropertyAccessFromIndexSignature: true interface A { foo: string } interface B { [k: string]: string } interface C { foo: string [k: string]: string } declare const a: A; declare const b: B; declare const c: C; declare const d: C | undefined; // access property a.foo; a["foo"] // access inde...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noUncheckedIndexedAccess.ts
TypeScript
// @strict: true // @noUncheckedIndexedAccess: true type CheckBooleanOnly<T extends boolean> = any; // Validate CheckBooleanOnly works - should error type T_ERR1 = CheckBooleanOnly<boolean | undefined>; enum NumericEnum1 { A, B, C } enum NumericEnum2 { A = 0, B = 1 , C = 2 } enum StringEnum1 { A = "Alpha", B = "Beta"...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/noUncheckedIndexedAccessDestructuring.ts
TypeScript
// @strict: true // @noUncheckedIndexedAccess: true declare const strArray: string[]; declare const strStrTuple: [string, string]; // Declaration forms for array destructuring // Destructuring from a simple array -> include undefined const [s1] = strArray; s1.toString(); // Should error, s1 possibly undefined // De...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nodeModulesAllowJsCjsFromJs.ts
TypeScript
// @module: node16,nodenext // @allowJs: true // @noEmit: true // @filename: foo.cjs exports.foo = "foo" // @filename: bar.ts import foo from "./foo.cjs" foo.foo;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nodeModulesAllowJsExportlessJsModuleDetectionAuto.ts
TypeScript
// @module: node16,nodenext // @allowJs: true // @outDir: ./out // @moduleDetection: auto // @filename: foo.cjs // this file is a module despite having no imports // @filename: bar.js // however this file is _not_ a module
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nodeModulesAtTypesPriority.ts
TypeScript
// @module: node16 // @strict: true // @noEmit: true // @traceResolution: true // @Filename: /node_modules/@types/react/index.d.ts declare const React: any; export = React; // @Filename: /node_modules/@types/redux/index.d.ts export declare function createStore(): void; // @Filename: /packages/a/node_modules/react/in...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nodeModulesCJSResolvingToESM1_emptyPackageJson.ts
TypeScript
// @noEmit: true // @noTypesAndSymbols: true // @module: node16 // @allowJs: true // @checkJs: true // @jsx: preserve // @Filename: /package.json {} // @Filename: /module.mts export {}; // @Filename: /tsExtension.ts import {} from "./module.mjs"; // @Filename: /jsExtension.js import {} from "./module.mjs"; // @Fil...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nodeModulesCJSResolvingToESM4_noPackageJson.ts
TypeScript
// @noEmit: true // @noTypesAndSymbols: true // @module: node16 // @allowJs: true // @checkJs: true // @jsx: preserve // @Filename: /module.mts export {}; // @Filename: /tsExtension.ts import {} from "./module.mjs"; // @Filename: /jsExtension.js import {} from "./module.mjs"; // @Filename: /ctsExtension.cts import ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nominalSubtypeCheckOfTypeParameter.ts
TypeScript
interface BinaryTuple<T, S> { first: T second: S } interface Sequence<T> { hasNext(): boolean pop(): T zip<S>(seq: Sequence<S>): Sequence<BinaryTuple<T, S>> } // error, despite the fact that the code explicitly says List<T> extends Sequence<T>, the current rules for infinitely expanding type refer...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nominalSubtypeCheckOfTypeParameter2.ts
TypeScript
interface B<T> { bar: T; } // ok interface A<T> extends B<T> { foo: T; } // ok interface A2<T> extends B<B<string>> { baz: T; } interface C<T> { bam: T; } // ok interface A3<T> extends B<C<T>> { bing: T; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonGenericTypeReferenceWithTypeArguments.ts
TypeScript
// Check that errors are reported for non-generic types with type arguments class C { } interface I { } enum E { } type T = { }; var v1: C<string>; var v2: I<string>; var v3: E<string>; var v4: T<string>; function f<U>() { class C { } interface I { } enum E { } type T = {}; var v1: C<string>; ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonInstantiatedModule.ts
TypeScript
module M { export interface Point { x: number; y: number } export var a = 1; } // primary expression var m : typeof M; var m = M; var a1: number; var a1 = M.a; var a2: number; var a2 = m.a; module M2 { export module Point { export function Origin(): Point { return { x: 0, y: 0 }; ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonIterableRestElement1.ts
TypeScript
var c = {}; [...c] = ["", 0];
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonIterableRestElement2.ts
TypeScript
//@target: ES6 var c = {}; [...c] = ["", 0];
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonIterableRestElement3.ts
TypeScript
var c = { bogus: 0 }; [...c] = ["", 0];
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveAccessProperty.ts
TypeScript
var a: object; a.toString(); a.nonExist(); // error var { destructuring } = a; // error var { ...rest } = a; // ok
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveAndEmptyObject.ts
TypeScript
// @strict: true // @declaration: true // Repro from #49480 export interface BarProps { barProp?: string; } export interface FooProps { fooProps?: BarProps & object; } declare const foo: FooProps; const { fooProps = {} } = foo; fooProps.barProp;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveAndTypeVariables.ts
TypeScript
// @strict: true // Repros from #23800 type A<T, V> = { [P in keyof T]: T[P] extends V ? 1 : 0; }; type B<T, V> = { [P in keyof T]: T[P] extends V | object ? 1 : 0; }; let a: A<{ a: 0 | 1 }, 0> = { a: 0 }; let b: B<{ a: 0 | 1 }, 0> = { a: 0 }; function foo<T, U>(x: T) { let a: object = x; // Error let b: U...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveAsProperty.ts
TypeScript
// @declaration: true interface WithNonPrimitive { foo: object } var a: WithNonPrimitive = { foo: {bar: "bar"} }; var b: WithNonPrimitive = {foo: "bar"}; // expect error
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveAssignError.ts
TypeScript
var x = {}; var y = {foo: "bar"}; var a: object; x = a; y = a; // expect error a = x; a = y; var n = 123; var b = true; var s = "fooo"; a = n; // expect error a = b; // expect error a = s; // expect error n = a; // expect error b = a; // expect error s = a; // expect error var numObj: Number = 123; var boolObj: Boo...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveConstraintOfIndexAccessType.ts
TypeScript
// @strict: true // test for #15371 function f<T extends object, P extends keyof T>(s: string, tp: T[P]): void { tp = s; } function g<T extends null, P extends keyof T>(s: string, tp: T[P]): void { tp = s; } function h<T extends undefined, P extends keyof T>(s: string, tp: T[P]): void { tp = s; } function i...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveInFunction.ts
TypeScript
// @declaration: true function takeObject(o: object) {} function returnObject(): object { return {}; } var nonPrimitive: object; var primitive: boolean; takeObject(nonPrimitive); nonPrimitive = returnObject(); takeObject(primitive); // expect error primitive = returnObject(); // expect error function returnErro...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveInGeneric.ts
TypeScript
// @declaration: true function generic<T>(t: T) { var o: object = t; // expect error } var a = {}; var b = "42"; generic<object>({}); generic<object>(a); generic<object>(123); // expect error generic<object>(b); // expect error function bound<T extends object>(t: T) { var o: object = t; // ok } bound({}); bo...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveIndexingWithForIn.ts
TypeScript
var a: object; for (var key in a) { var value = a[key]; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveIndexingWithForInNoImplicitAny.ts
TypeScript
// @noImplicitAny: true var a: object; for (var key in a) { var value = a[key]; // error }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveIndexingWithForInSupressError.ts
TypeScript
// @noImplicitAny: true // @suppressImplicitAnyIndexErrors: true var a: object; for (var key in a) { var value = a[key]; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveNarrow.ts
TypeScript
class Narrow { narrowed: boolean } var a: object if (a instanceof Narrow) { a.narrowed; // ok a = 123; // error } if (typeof a === 'number') { a.toFixed(); // error, never } var b: object | null if (typeof b === 'object') { b.toString(); // ok, object | null } else { b.toString(); // error, n...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveRhsSideOfInExpression.ts
TypeScript
let o: object = {}; function f(): object { return {}; } const b1 = "foo" in o; const b2 = "bar" in f();
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nonPrimitiveUnionIntersection.ts
TypeScript
// @declaration: true var a: object & string = ""; // error var b: object | string = ""; // ok var c: object & {} = 123; // error a = b; // error b = a; // ok const foo: object & {} = {bar: 'bar'}; // ok const bar: object & {err: string} = {bar: 'bar'}; // error
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullAssignableToEveryType.ts
TypeScript
class C { foo: string; } var ac: C; interface I { foo: string; } var ai: I; enum E { A } var ae: E; var b: number = null; var c: string = null; var d: boolean = null; var e: Date = null; var f: any = null; var g: void = null; var h: Object = null; var i: {} = null; var j: () => {} = null; var k: Function = nu...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullAssignedToUndefined.ts
TypeScript
var x = undefined = null; // error var y: typeof undefined = null; // ok, widened
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullIsSubtypeOfEverythingButUndefined.ts
TypeScript
// null is a subtype of any other types except undefined var r0 = true ? null : null; var r0 = true ? null : null; var u: typeof undefined; var r0b = true ? u : null; var r0b = true ? null : u; var r1 = true ? 1 : null; var r1 = true ? null : 1; var r2 = true ? '' : null; var r2 = true ? null : ''; var r3 = true ?...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullOrUndefinedTypeGuardIsOrderIndependent.ts
TypeScript
// @strictNullChecks: true function test(strOrNull: string | null, strOrUndefined: string | undefined) { var str: string = "original"; var nil: null; if (null === strOrNull) { nil = strOrNull; } else { str = strOrNull; } if (undefined !== strOrUndefined) { str = strOr...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullPropertyName.ts
TypeScript
// @declaration: true function foo() {} // properties foo.x = 1; foo.y = 1; // keywords foo.break = 1; foo.case = 1; foo.catch = 1; foo.class = 1; foo.const = 1; foo.continue = 1; foo.debugger = 1; foo.default = 1; foo.delete = 1; foo.do = 1; foo.else = 1; foo.enum = 1; foo.export = 1; foo.extends = 1; foo.false = 1;...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator1.ts
TypeScript
// @strict: true // @allowUnreachableCode: false declare const a1: string | undefined | null declare const a2: string | undefined | null declare const a3: string | undefined | null declare const a4: string | undefined | null declare const b1: number | undefined | null declare const b2: number | undefined | null decla...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator10.ts
TypeScript
// @strict: true declare function f(): string | undefined; let gg = f() ?? 'foo'
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator11.ts
TypeScript
// @strict: true declare const f11: 1 | 0 | '' | null | undefined; let g11 = f11 ?? f11.toFixed()
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator12.ts
TypeScript
// @strict: true // @target: ES2015 const obj: { arr: any[] } = { arr: [] }; for (const i of obj?.arr ?? []) { }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator2.ts
TypeScript
// @strict: true declare const a1: 'literal' | undefined | null declare const a2: '' | undefined | null declare const a3: 1 | undefined | null declare const a4: 0 | undefined | null declare const a5: true | undefined | null declare const a6: false | undefined | null declare const a7: unknown | null declare const a8: n...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator3.ts
TypeScript
// @strict: true declare const a1: 'literal' | undefined | null declare const a2: '' | undefined | null declare const a3: 1 | undefined | null declare const a4: 0 | undefined | null declare const a5: true | undefined | null declare const a6: false | undefined | null const aa1 = a1 ?? a2 ?? a3 ?? a4 ?? a5 ?? a6 ?? 'w...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator4.ts
TypeScript
// @strict: true declare const a1: 'literal' | undefined | null const aa1 = a1 ?? a1.toLowerCase() const aa2 = a1 || a1.toLocaleUpperCase()
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator5.ts
TypeScript
// @strict: true declare const a: string | undefined declare const b: string | undefined declare const c: string | undefined // should be a syntax error a ?? b || c; // should be a syntax error a || b ?? c; // should be a syntax error a ?? b && c; // should be a syntax error a && b ?? c; // Valid according to spe...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator6.ts
TypeScript
// @strict: true function foo(foo: string, bar = foo ?? "bar") { }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator7.ts
TypeScript
// @strict: true declare const a: string | undefined; declare const b: string | undefined; declare const c: string | undefined; const foo1 = a ? 1 : 2; const foo2 = a ?? 'foo' ? 1 : 2; const foo3 = a ?? 'foo' ? (b ?? 'bar') : (c ?? 'baz'); function f () { const foo4 = a ?? 'foo' ? b ?? 'bar' : c ?? 'baz'; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator8.ts
TypeScript
// @strict: true declare const a: { p: string | undefined, m(): string | undefined }; declare const b: { p: string | undefined, m(): string | undefined }; const n1 = a.p ?? "default"; const n2 = a.m() ?? "default"; const n3 = a.m() ?? b.p ?? b.m() ?? "default";;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator9.ts
TypeScript
// @strict: true declare let f: null | ((x: string) => void); let g = f || (abc => { void abc.toLowerCase() }) let gg = f ?? (abc => { void abc.toLowerCase() })
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperatorInAsyncGenerator.ts
TypeScript
// @target: esnext,es2015,es5 // @lib: esnext // @noEmitHelpers: true // @noTypesAndSymbols: true // https://github.com/microsoft/TypeScript/issues/37686 async function* f(a: { b?: number }) { let c = a.b ?? 10; while (c) { yield c--; } }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperatorInParameterBindingPattern.2.ts
TypeScript
// @target: esnext,es2015,es5 // @noTypesAndSymbols: true // @noEmit: true // https://github.com/microsoft/TypeScript/issues/36295 const a = (): string | undefined => undefined; (({ [a() ?? "d"]: c = "" }) => { var a; })(); const x = ""; (({ [a() ?? "d"]: c = "", d = x }) => { var x; })();
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperatorInParameterBindingPattern.ts
TypeScript
// @target: esnext,es2015,es5 // @noTypesAndSymbols: true // https://github.com/microsoft/TypeScript/issues/36295 const a = (): string | undefined => undefined; (({ [a() ?? "d"]: c = "" }) => {})();
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperatorInParameterInitializer.2.ts
TypeScript
// @target: esnext,es2015,es5 // @noTypesAndSymbols: true // @noEmit: true // https://github.com/microsoft/TypeScript/issues/36295 const a = (): string | undefined => undefined; ((b = a() ?? "d") => { var a; })(); const x = ""; ((b = a() ?? "d", d = x) => { var x; })();
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperatorInParameterInitializer.ts
TypeScript
// @target: esnext,es2015,es5 // @noTypesAndSymbols: true // https://github.com/microsoft/TypeScript/issues/36295 const a = (): string | undefined => undefined; ((b = a() ?? "d") => {})();
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator_es2020.ts
TypeScript
// @strict: true // @target: es2020 declare const a1: 'literal' | undefined | null declare const a2: '' | undefined | null declare const a3: 1 | undefined | null declare const a4: 0 | undefined | null declare const a5: true | undefined | null declare const a6: false | undefined | null declare const a7: unknown | null ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator_not_strict.ts
TypeScript
// @strict: false declare const a1: 'literal' | undefined | null declare const a2: '' | undefined | null declare const a3: 1 | undefined | null declare const a4: 0 | undefined | null declare const a5: true | undefined | null declare const a6: false | undefined | null declare const a7: unknown | null declare const a8: ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numberAssignableToEnum.ts
TypeScript
enum E { A } var n: number; var e: E; e = n; n = e;
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numberPropertyAccess.ts
TypeScript
var x = 1; var a = x.toExponential(); var b = x.hasOwnProperty('toFixed'); var c = x['toExponential'](); var d = x['hasOwnProperty']('toFixed');
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericIndexerConstrainsPropertyDeclarations.ts
TypeScript
// String indexer types constrain the types of named properties in their containing type interface MyNumber extends Number { foo: number; } class C { [x: number]: string; constructor() { } // ok a: string; // ok b: number; // ok c: () => {} // ok "d": string; // ok "e": number; // ok...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericIndexerConstrainsPropertyDeclarations2.ts
TypeScript
// String indexer providing a constraint of a user defined type class A { foo(): string { return ''; } } class B extends A { bar(): string { return ''; } } class Foo { [x: number]: A; 1.0: A; // ok 2.0: B; // ok "2.5": B // ok 3.0: number; // error "4.0": string; // error } interface...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericIndexingResults.ts
TypeScript
class C { [x: number]: string; 1 = ''; "2" = '' } var c: C; var r1 = c['1']; var r2 = c['2']; var r3 = c['3']; var r4 = c[1]; var r5 = c[2]; var r6 = c[3]; interface I { [x: number]: string; 1: string; "2": string; } var i: I var r1 = i['1']; var r2 = i['2']; var r3 = i['3']; var r4 = i[1]; v...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericLiteralTypes1.ts
TypeScript
type A1 = 1; type A2 = 1.0; type A3 = 1e0; type A4 = 10e-1; type A5 = 1 | 1.0 | 1e0 | 10e-1; function f1() { var a: A1 = 1; var a: A2 = 1; var a: A3 = 1; var a: A4 = 1; var a: A5 = 1; } type B1 = -1 | 0 | 1; type B2 = 1 | 0 | -1; type B3 = 0 | -1 | 1; function f2() { var b: B1 = -1; var b...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericLiteralTypes2.ts
TypeScript
// @strictNullChecks: true type A1 = 1; type A2 = 1.0; type A3 = 1e0; type A4 = 10e-1; type A5 = 1 | 1.0 | 1e0 | 10e-1; function f1() { var a: A1 = 1; var a: A2 = 1; var a: A3 = 1; var a: A4 = 1; var a: A5 = 1; } type B1 = -1 | 0 | 1; type B2 = 1 | 0 | -1; type B3 = 0 | -1 | 1; function f2() { ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericLiteralTypes3.ts
TypeScript
type A = 1; type B = 2 | 3; type C = 1 | 2 | 3; type D = 0 | 1 | 2; function f1(a: A, b: B, c: C, d: D) { a = a; a = b; a = c; a = d; } function f2(a: A, b: B, c: C, d: D) { b = a; b = b; b = c; b = d; } function f3(a: A, b: B, c: C, d: D) { c = a; c = b; c = c; c = d;...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/numericStringLiteralTypes.ts
TypeScript
// @strict: true // @declaration: true type T0 = string & `${string}`; // string type T1 = string & `${number}`; // `${number} type T2 = string & `${bigint}`; // `${bigint} type T3<T extends string> = string & `${T}`; // `${T} type T4<T extends string> = string & `${Capitalize<`${T}`>}`; // `${Capitalize<T>}` fu...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectBindingPatternKeywordIdentifiers05.ts
TypeScript
 var { as } = { as: 1 }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectBindingPatternKeywordIdentifiers06.ts
TypeScript
 var { as: as } = { as: 1 }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralContextualTyping.ts
TypeScript
// In a contextually typed object literal, each property value expression is contextually typed by // the type of the property with a matching name in the contextual type, if any, or otherwise // for a numerically named property, the numeric index type of the contextual type, if any, or otherwise // the ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralGettersAndSetters.ts
TypeScript
// Get and set accessor with the same name var sameName1a = { get 'a'() { return ''; }, set a(n) { var p = n; var p: string; } }; var sameName2a = { get 0.0() { return ''; }, set 0(n) { var p = n; var p: string; } }; var sameName3a = { get 0x20() { return ''; }, set 3.2e1(n) { var p = n; var p: string; } }; var sameNam...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralNormalization.ts
TypeScript
// @strict: true // @declaration: true // Object literals in unions are normalized upon widening let a1 = [{ a: 0 }, { a: 1, b: "x" }, { a: 2, b: "y", c: true }][0]; a1.a; // number a1.b; // string | undefined a1.c; // boolean | undefined a1 = { a: 1 }; a1 = { a: 0, b: 0 }; // Error a1 = { b: "y" }; // Error a1 =...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandProperties.ts
TypeScript
// @target: es5 var a, b, c; var x1 = { a }; var x2 = { a, } var x3 = { a: 0, b, c, d() { }, x3, parent: x3 };
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesAssignment.ts
TypeScript
// @lib: es5 var id: number = 10000; var name: string = "my name"; var person: { name: string; id: number } = { name, id }; function foo( obj:{ name: string }): void { }; function bar(name: string, id: number) { return { name, id }; } function bar1(name: string, id: number) { return { name }; } function baz(name: str...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesAssignmentES6.ts
TypeScript
// @lib: es5 // @target: es6 var id: number = 10000; var name: string = "my name"; var person: { name: string; id: number } = { name, id }; function foo(obj: { name: string }): void { }; function bar(name: string, id: number) { return { name, id }; } function bar1(name: string, id: number) { return { name }; } functi...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesAssignmentError.ts
TypeScript
// @lib: es5 var id: number = 10000; var name: string = "my name"; var person: { b: string; id: number } = { name, id }; // error var person1: { name, id }; // ok function foo(name: string, id: number): { id: string, name: number } { return { name, id }; } // error function bar(obj: { name: string; id: boolean }) ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesAssignmentErrorFromMissingIdentifier.ts
TypeScript
// @lib: es5 var id: number = 10000; var name: string = "my name"; var person: { b: string; id: number } = { name, id }; // error function bar(name: string, id: number): { name: number, id: string } { return { name, id }; } // error function foo(name: string, id: number): { name: string, id: number } { return { nam...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesES6.ts
TypeScript
// @target: es6 var a, b, c; var x1 = { a }; var x2 = { a, } var x3 = { a: 0, b, c, d() { }, x3, parent: x3 };
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesFunctionArgument.ts
TypeScript
// @lib: es5 var id: number = 10000; var name: string = "my name"; var person = { name, id }; function foo(p: { name: string; id: number }) { } foo(person); var obj = { name: name, id: id };
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesFunctionArgument2.ts
TypeScript
// @lib: es5 var id: number = 10000; var name: string = "my name"; var person = { name, id }; function foo(p: { a: string; id: number }) { } foo(person); // error
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesWithModule.ts
TypeScript
// module export module m { export var x; } module m { var z = x; var y = { a: x, x }; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralShorthandPropertiesWithModuleES6.ts
TypeScript
// @target: es6 module m { export var x; } module m { var z = x; var y = { a: x, x }; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectLiteralWidened.ts
TypeScript
// object literal properties are widened to any var x1 = { foo: null, bar: undefined } var y1 = { foo: null, bar: { baz: null, boo: undefined } } // these are not widened var u: undefined = undefined; var n: null = null; var x2 = { foo: n, bar: u } var y2 = { foo: n...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRest.ts
TypeScript
// @target: es2015 var o = { a: 1, b: 'no' } var { ...clone } = o; var { a, ...justB } = o; var { a, b: renamed, ...empty } = o; var { ['b']: renamed, ...justA } = o; var { 'b': renamed, ...justA } = o; var { b: { '0': n, '1': oooo }, ...justA } = o; let o2 = { c: 'terrible idea?', d: 'yes' }; var { d: renamed, ...d }...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRest2.ts
TypeScript
// @lib: es2015 // @target: es2015 // test for #12203 declare function connectionFromArray(objects: number, args: any): {}; function rootConnection(name: string) { return { resolve: async (context, args) => { const { objects } = await { objects: 12 }; return { ...connectionFromArray(objects,...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestAssignment.ts
TypeScript
// @target: es2015 let ka: any; let nested: { ki }; let other: number; let rest: { }; let complex: { x: { ka, ki }, y: number }; ({x: { ka, ...nested }, y: other, ...rest} = complex); // should be: let overEmit: { a: { ka: string, x: string }[], b: { z: string, ki: string, ku: string }, ke: string, ko: string }; // v...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestCatchES5.ts
TypeScript
let a = 1, b = 2; try {} catch ({ a, ...b }) {}
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestForOf.ts
TypeScript
// @target: es2015 let array: { x: number, y: string }[]; for (let { x, ...restOf } of array) { [x, restOf]; } let xx: number; let rrestOff: { y: string }; for ({ x: xx, ...rrestOff } of array ) { [xx, rrestOff]; } for (const norest of array.map(a => ({ ...a, x: 'a string' }))) { [norest.x, norest.y]; /...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestNegative.ts
TypeScript
// @noImplicitAny: true let o = { a: 1, b: 'no' }; var { ...mustBeLast, a } = o; var b: string; let notAssignable: { a: string }; ({ b, ...notAssignable } = o); function stillMustBeLast({ ...mustBeLast, a }: { a: number, b: string }): void { } function generic<T extends { x, y }>(t: T) { let { x, ...rest } = t; ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestParameter.ts
TypeScript
// @target: es2015 function cloneAgain({ a, ...clone }: { a: number, b: string }): void { } declare function suddenly(f: (a: { x: { z, ka }, y: string }) => void); suddenly(({ x: a, ...rest }) => rest.y); suddenly(({ x: { z = 12, ...nested }, ...rest } = { x: { z: 1, ka: 1 }, y: 'noo' }) => rest.y + nested.ka); class...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestParameterES5.ts
TypeScript
// @target: es5 function cloneAgain({ a, ...clone }: { a: number, b: string }): void { } declare function suddenly(f: (a: { x: { z, ka }, y: string }) => void); suddenly(({ x: a, ...rest }) => rest.y); suddenly(({ x: { z = 12, ...nested }, ...rest } = { x: { z: 1, ka: 1 }, y: 'noo' }) => rest.y + nested.ka); class C ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestPropertyMustBeLast.ts
TypeScript
var {...a, x } = { x: 1 }; // Error, rest must be last property ({...a, x } = { x: 1 }); // Error, rest must be last property var {...a, x, ...b } = { x: 1 }; // Error, rest must be last property ({...a, x, ...b } = { x: 1 }); // Error, rest must be last property
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectRestReadonly.ts
TypeScript
// #23734 type ObjType = { foo: string baz: string quux: string } const obj: Readonly<ObjType> = { foo: 'bar', baz: 'qux', quux: 'quuz', } const { foo, ...rest } = obj delete rest.baz
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpread.ts
TypeScript
// @strictNullChecks: true // @target: es5 let o = { a: 1, b: 'no' } let o2 = { b: 'yes', c: true } let swap = { a: 'yes', b: -1 }; let addAfter: { a: number, b: string, c: boolean } = { ...o, c: false } let addBefore: { a: number, b: string, c: boolean } = { c: false, ...o } let override: { a: number, b: stri...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpreadComputedProperty.ts
TypeScript
// fixes #12200 function f() { let n: number = 12; let m: number = 13; let a: any = null; const o1 = { ...{}, [n]: n }; const o2 = { ...{}, [a]: n }; const o3 = { [a]: n, ...{}, [n]: n, ...{}, [m]: m }; }
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpreadIndexSignature.ts
TypeScript
// @strict: true declare let indexed1: { [n: string]: number; a: number; }; declare let indexed2: { [n: string]: boolean; c: boolean; }; declare let indexed3: { [n: string]: number }; let i = { ...indexed1, b: 11 }; // only indexed has indexer, so i[101]: any i[101]; let ii = { ...indexed1, ...indexed2 }; // both have ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpreadNoTransform.ts
TypeScript
// @target: esnext const y = { a: 'yes', b: 'no' }; const o = { x: 1, ...y }; var b; var rest: any; ({ b, ...rest } = o);
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpreadRepeatedComplexity.ts
TypeScript
// @strict: true function f(cnd: Record<number, boolean>){ // Type is a union of 2^(n-1) members, where n is the number of spread objects return { // Without this one, it collapses to {} ? ...(cnd[1] && cnd[2] && { prop0: 0, }), // With one prop each, it ...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University
crates/swc_ecma_parser/tests/tsc/objectSpreadRepeatedNullCheckPerf.ts
TypeScript
// @strict: true interface Props { readonly a?: string readonly b?: string readonly c?: string readonly d?: string readonly e?: string readonly f?: string readonly g?: string readonly h?: string readonly i?: string readonly j?: string readonly k?: string readonly l?: stri...
willcrichton/ilc-swc
1
Rust
willcrichton
Will Crichton
Brown University