42 lines
1.7 KiB
Plaintext
42 lines
1.7 KiB
Plaintext
tests/cases/compiler/typeParameterAssignmentCompat1.ts(8,5): error TS2322: Type 'Foo<U>' is not assignable to type 'Foo<T>'.
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Type 'U' is not assignable to type 'T'.
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tests/cases/compiler/typeParameterAssignmentCompat1.ts(9,12): error TS2322: Type 'Foo<T>' is not assignable to type 'Foo<U>'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/compiler/typeParameterAssignmentCompat1.ts(16,9): error TS2322: Type 'Foo<U>' is not assignable to type 'Foo<T>'.
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Type 'U' is not assignable to type 'T'.
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tests/cases/compiler/typeParameterAssignmentCompat1.ts(17,16): error TS2322: Type 'Foo<T>' is not assignable to type 'Foo<U>'.
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Type 'T' is not assignable to type 'U'.
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==== tests/cases/compiler/typeParameterAssignmentCompat1.ts (4 errors) ====
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interface Foo<T> {
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frobble(value: T): T;
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}
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function f<T, U>(): Foo<U> {
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var x: Foo<T>;
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var y: Foo<U>;
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x = y; // should be an error
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~
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!!! error TS2322: Type 'Foo<U>' is not assignable to type 'Foo<T>'.
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!!! error TS2322: Type 'U' is not assignable to type 'T'.
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return x;
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~
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!!! error TS2322: Type 'Foo<T>' is not assignable to type 'Foo<U>'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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}
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class C<T> {
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f<U>(): Foo<U> {
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var x: Foo<T>;
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var y: Foo<U>;
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x = y; // should be an error
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~
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!!! error TS2322: Type 'Foo<U>' is not assignable to type 'Foo<T>'.
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!!! error TS2322: Type 'U' is not assignable to type 'T'.
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return x;
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~
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!!! error TS2322: Type 'Foo<T>' is not assignable to type 'Foo<U>'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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}
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} |