Fixed the two requested changes. 1) Deleting the file "pull_request_template.md" 2) Declaring functions in tests, instead of defining
60 lines
1.2 KiB
TypeScript
60 lines
1.2 KiB
TypeScript
// @strictNullChecks: true
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// https://github.com/Microsoft/TypeScript/issues/17080
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declare function f(a:number,b:number): void;
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function func1( {a, b}: {a: number, b?: number} = {a: 1, b: 2} ) {
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f(a, b)
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// error
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}
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function func2( {a, b = 3}: {a: number, b?:number} = {a: 1,b: 2} ) {
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f(a, b)
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// no error
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}
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function func3( {a, b}: {a: number, b?: number} = {a: 1} ) {
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f(a,b)
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// error
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}
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function func4( {a: {b, c}, d}: {a: {b: number,c?: number},d: number} = {a: {b: 1,c: 2},d: 3} ) {
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f(b,c)
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// error
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}
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function func5({a: {b, c = 4}, d}: {a: {b: number,c?: number},d: number} = {a: {b: 1,c: 2},d: 3} ) {
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f(b, c)
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// no error
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}
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function func6( {a: {b, c} = {b: 4, c: 5}, d}: {a: {b: number, c?: number}, d: number} = {a: {b: 1,c: 2}, d: 3} ) {
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f(b, c)
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// error
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}
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function func7( {a: {b, c = 6} = {b: 4, c: 5}, d}: {a: {b: number, c?: number}, d: number} = {a: {b: 1, c: 2}, d: 3} ) {
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f(b, c)
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// no error
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}
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interface Foo {
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readonly bar?: number;
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}
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function performFoo({ bar }: Foo = {}) {
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useBar(bar);
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}
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declare function useBar(bar: number): void;
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performFoo();
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function performFoo2({ bar = null }: Foo = {}) {
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useBar2(bar);
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}
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declare function useBar2(bar: number | undefined): void;
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performFoo2();
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