109 lines
1.6 KiB
Plaintext
109 lines
1.6 KiB
Plaintext
=== tests/cases/conformance/types/typeRelationships/typeInference/genericCallWithObjectTypeArgsAndConstraints.ts ===
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// Generic call with constraints infering type parameter from object member properties
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// No errors expected
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class C {
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>C : C
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x: string;
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>x : string
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}
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class D {
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>D : D
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x: string;
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>x : string
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y: string;
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>y : string
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}
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class X<T> {
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>X : X<T>
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>T : T
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x: T;
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>x : T
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>T : T
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}
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function foo<T extends { x: string }>(t: X<T>, t2: X<T>) {
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>foo : <T extends { x: string; }>(t: X<T>, t2: X<T>) => T
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>T : T
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>x : string
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>t : X<T>
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>X : X<T>
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>T : T
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>t2 : X<T>
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>X : X<T>
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>T : T
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var x: T;
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>x : T
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>T : T
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return x;
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>x : T
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}
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var c1 = new X<C>();
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>c1 : X<C>
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>new X<C>() : X<C>
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>X : typeof X
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>C : C
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var d1 = new X<D>();
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>d1 : X<D>
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>new X<D>() : X<D>
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>X : typeof X
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>D : D
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var r = foo(c1, d1);
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>r : C
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>foo(c1, d1) : C
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>foo : <T extends { x: string; }>(t: X<T>, t2: X<T>) => T
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>c1 : X<C>
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>d1 : X<D>
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var r2 = foo(c1, c1);
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>r2 : C
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>foo(c1, c1) : C
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>foo : <T extends { x: string; }>(t: X<T>, t2: X<T>) => T
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>c1 : X<C>
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>c1 : X<C>
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function foo2<T extends C>(t: X<T>, t2: X<T>) {
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>foo2 : <T extends C>(t: X<T>, t2: X<T>) => T
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>T : T
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>C : C
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>t : X<T>
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>X : X<T>
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>T : T
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>t2 : X<T>
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>X : X<T>
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>T : T
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var x: T;
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>x : T
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>T : T
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return x;
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>x : T
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}
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var r = foo2(c1, d1);
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>r : C
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>foo2(c1, d1) : C
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>foo2 : <T extends C>(t: X<T>, t2: X<T>) => T
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>c1 : X<C>
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>d1 : X<D>
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var r2 = foo2(c1, c1);
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>r2 : C
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>foo2(c1, c1) : C
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>foo2 : <T extends C>(t: X<T>, t2: X<T>) => T
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>c1 : X<C>
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>c1 : X<C>
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