139 lines
2.8 KiB
Plaintext
139 lines
2.8 KiB
Plaintext
=== tests/cases/conformance/types/typeParameters/typeParameterLists/propertyAccessOnTypeParameterWithConstraints.ts ===
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// generic types should behave as if they have properties of their constraint type
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// no errors expected
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class C<T extends Date> {
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>C : C<T>
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>T : T
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>Date : Date
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f() {
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>f : () => number
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var x: T;
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>x : T
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>T : T
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var a = x['getDate'](); // number
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>a : number
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>x['getDate']() : number
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>x['getDate'] : () => number
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>x : T
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>'getDate' : string
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return a + x.getDate();
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>a + x.getDate() : number
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>a : number
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>x.getDate() : number
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>x.getDate : () => number
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>x : T
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>getDate : () => number
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}
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}
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var r = (new C<Date>()).f();
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>r : number
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>(new C<Date>()).f() : number
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>(new C<Date>()).f : () => number
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>(new C<Date>()) : C<Date>
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>new C<Date>() : C<Date>
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>C : typeof C
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>Date : Date
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>f : () => number
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interface I<T extends Date> {
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>I : I<T>
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>T : T
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>Date : Date
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foo: T;
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>foo : T
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>T : T
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}
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var i: I<Date>;
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>i : I<Date>
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>I : I<T>
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>Date : Date
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var r2 = i.foo.getDate();
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>r2 : number
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>i.foo.getDate() : number
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>i.foo.getDate : () => number
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>i.foo : Date
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>i : I<Date>
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>foo : Date
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>getDate : () => number
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var r2b = i.foo['getDate']();
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>r2b : number
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>i.foo['getDate']() : number
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>i.foo['getDate'] : () => number
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>i.foo : Date
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>i : I<Date>
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>foo : Date
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>'getDate' : string
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var a: {
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>a : <T extends Date>() => T
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<T extends Date>(): T;
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>T : T
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>Date : Date
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>T : T
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}
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var r3 = a<Date>().getDate();
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>r3 : number
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>a<Date>().getDate() : number
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>a<Date>().getDate : () => number
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>a<Date>() : Date
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>a : <T extends Date>() => T
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>Date : Date
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>getDate : () => number
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var r3b = a()['getDate']();
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>r3b : number
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>a()['getDate']() : number
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>a()['getDate'] : () => number
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>a() : Date
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>a : <T extends Date>() => T
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>'getDate' : string
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var b = {
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>b : { foo: <T extends Date>(x: T) => number; }
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>{ foo: <T extends Date>(x: T) => { var a = x['getDate'](); // number return a + x.getDate(); }} : { foo: <T extends Date>(x: T) => number; }
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foo: <T extends Date>(x: T) => {
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>foo : <T extends Date>(x: T) => number
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><T extends Date>(x: T) => { var a = x['getDate'](); // number return a + x.getDate(); } : <T extends Date>(x: T) => number
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>T : T
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>Date : Date
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>x : T
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>T : T
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var a = x['getDate'](); // number
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>a : number
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>x['getDate']() : number
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>x['getDate'] : () => number
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>x : T
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>'getDate' : string
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return a + x.getDate();
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>a + x.getDate() : number
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>a : number
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>x.getDate() : number
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>x.getDate : () => number
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>x : T
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>getDate : () => number
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}
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}
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var r4 = b.foo(new Date());
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>r4 : number
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>b.foo(new Date()) : number
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>b.foo : <T extends Date>(x: T) => number
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>b : { foo: <T extends Date>(x: T) => number; }
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>foo : <T extends Date>(x: T) => number
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>new Date() : Date
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>Date : DateConstructor
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