54 lines
3 KiB
Plaintext
54 lines
3 KiB
Plaintext
tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(14,5): error TS2322: Type 'string' is not assignable to type 'number'.
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tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(14,37): error TS2345: Argument of type 'D' is not assignable to parameter of type 'A'.
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Property 'x' is missing in type 'D'.
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tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(16,5): error TS2322: Type 'string' is not assignable to type 'number'.
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tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(16,38): error TS2344: Type 'D' does not satisfy the constraint 'A'.
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tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(18,27): error TS2345: Argument of type '(x: D) => G<D>' is not assignable to parameter of type '(x: B) => any'.
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Types of parameters 'x' and 'x' are incompatible.
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Type 'D' is not assignable to type 'B'.
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Property 'x' is missing in type 'D'.
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tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts(19,14): error TS2344: Type 'D' does not satisfy the constraint 'A'.
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==== tests/cases/compiler/overloadresolutionWithConstraintCheckingDeferred.ts (6 errors) ====
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interface A { x }
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interface B { x; y }
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interface C { z }
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interface D { q }
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class G<T extends A> {
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constructor(x: T) { }
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}
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declare function foo(arg: (x: D) => number): string;
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declare function foo(arg: (x: C) => any): string;
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declare function foo(arg: (x: B) => any): number;
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var result: number = foo(x => new G(x)); // x has type D, new G(x) fails, so first overload is picked.
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~~~~~~
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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~
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!!! error TS2345: Argument of type 'D' is not assignable to parameter of type 'A'.
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!!! error TS2345: Property 'x' is missing in type 'D'.
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var result2: number = foo(x => new G<typeof x>(x)); // x has type D, new G(x) fails, so first overload is picked.
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~~~~~~~
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!!! error TS2322: Type 'string' is not assignable to type 'number'.
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~~~~~~~~
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!!! error TS2344: Type 'D' does not satisfy the constraint 'A'.
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var result3: string = foo(x => { // x has type D
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~~~~~~~~~~~~~~~~~~~~~~
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var y: G<typeof x>; // error that D does not satisfy constraint, y is of type G<D>, entire call to foo is an error
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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~~~~~~~~
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!!! error TS2344: Type 'D' does not satisfy the constraint 'A'.
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return y;
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~~~~~~~~~~~~~
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});
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~
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!!! error TS2345: Argument of type '(x: D) => G<D>' is not assignable to parameter of type '(x: B) => any'.
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!!! error TS2345: Types of parameters 'x' and 'x' are incompatible.
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!!! error TS2345: Type 'D' is not assignable to type 'B'.
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!!! error TS2345: Property 'x' is missing in type 'D'.
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