81 lines
3.7 KiB
Text
81 lines
3.7 KiB
Text
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tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts(57,19): error TS2346: Supplied parameters do not match any signature of call target.
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tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts(60,19): error TS2346: Supplied parameters do not match any signature of call target.
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tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts(61,20): error TS2346: Supplied parameters do not match any signature of call target.
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tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts(62,30): error TS2345: Argument of type '(a: number) => string' is not assignable to parameter of type '(a: number) => number'.
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Type 'string' is not assignable to type 'number'.
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==== tests/cases/conformance/types/typeRelationships/typeInference/genericClassWithFunctionTypedMemberArguments.ts (4 errors) ====
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// Generic functions used as arguments for function typed parameters are not used to make inferences from
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// Using function arguments, no errors expected
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module ImmediatelyFix {
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class C<T> {
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foo<T>(x: (a: T) => T) {
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return x(null);
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}
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}
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var c = new C<number>();
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var r = c.foo(<U>(x: U) => ''); // {}
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var r2 = c.foo<string>(<U>(x: U) => ''); // string
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var r3 = c.foo(x => ''); // {}
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class C2<T> {
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foo(x: (a: T) => T) {
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return x(null);
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}
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}
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var c2 = new C2<number>();
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var ra = c2.foo(<U>(x: U) => 1); // number
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var r3a = c2.foo(x => 1); // number
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}
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module WithCandidates {
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class C<T> {
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foo2<T, U>(x: T, cb: (a: T) => U) {
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return cb(x);
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}
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}
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var c: C<number>;
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var r4 = c.foo2(1, function <Z>(a: Z) { return '' }); // string, contextual signature instantiation is applied to generic functions
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var r5 = c.foo2(1, (a) => ''); // string
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var r6 = c.foo2<string, number>('', <Z>(a: Z) => 1); // number
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class C2<T, U> {
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foo3(x: T, cb: (a: T) => U, y: U) {
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return cb(x);
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}
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}
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var c2: C2<number, string>;
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var r7 = c2.foo3(1, <Z>(a: Z) => '', ''); // string
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var r8 = c2.foo3(1, function (a) { return '' }, ''); // string
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class C3<T, U> {
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foo3<T,U>(x: T, cb: (a: T) => U, y: U) {
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return cb(x);
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}
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}
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var c3: C3<number, string>;
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function other<T, U>(t: T, u: U) {
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var r10 = c.foo2(1, (x: T) => ''); // error
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~~~~~~~~~~~~~~~~~~~~~~~
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!!! error TS2346: Supplied parameters do not match any signature of call target.
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var r10 = c.foo2(1, (x) => ''); // string
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var r11 = c3.foo3(1, (x: T) => '', ''); // error
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! error TS2346: Supplied parameters do not match any signature of call target.
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var r11b = c3.foo3(1, (x: T) => '', 1); // error
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~~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! error TS2346: Supplied parameters do not match any signature of call target.
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var r12 = c3.foo3(1, function (a) { return '' }, 1); // error
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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!!! error TS2345: Argument of type '(a: number) => string' is not assignable to parameter of type '(a: number) => number'.
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!!! error TS2345: Type 'string' is not assignable to type 'number'.
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}
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}
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