20 lines
No EOL
964 B
Text
20 lines
No EOL
964 B
Text
tests/cases/compiler/typeParameterArgumentEquivalence4.ts(4,5): error TS2323: Type '(item: any) => T' is not assignable to type '(item: any) => U'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/compiler/typeParameterArgumentEquivalence4.ts(5,5): error TS2323: Type '(item: any) => U' is not assignable to type '(item: any) => T'.
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Type 'U' is not assignable to type 'T'.
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==== tests/cases/compiler/typeParameterArgumentEquivalence4.ts (2 errors) ====
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function foo<T,U>() {
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var x: (item) => U;
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var y: (item) => T;
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x = y; // Should be an error
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~
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!!! error TS2323: Type '(item: any) => T' is not assignable to type '(item: any) => U'.
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!!! error TS2323: Type 'T' is not assignable to type 'U'.
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y = x; // Shound be an error
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~
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!!! error TS2323: Type '(item: any) => U' is not assignable to type '(item: any) => T'.
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!!! error TS2323: Type 'U' is not assignable to type 'T'.
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}
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