68 lines
2 KiB
TypeScript
68 lines
2 KiB
TypeScript
//// [genericCallWithOverloadedFunctionTypedArguments2.ts]
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// Function typed arguments with multiple signatures must be passed an implementation that matches all of them
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// Inferences are made quadratic-pairwise to and from these overload sets
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module NonGenericParameter {
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var a: {
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(x: boolean): boolean;
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(x: string): string;
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}
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function foo4(cb: typeof a) {
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return cb;
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}
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var r3 = foo4(<T, U>(x: T) => { var r: U; return r }); // ok
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}
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module GenericParameter {
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function foo5<T>(cb: { (x: T): string; (x: number): T }) {
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return cb;
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}
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var r6 = foo5(<T>(x: T) => x); // ok
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function foo6<T>(cb: { (x: T): string; (x: T, y?: T): string }) {
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return cb;
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}
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var r10 = foo6(<T>(x: T, y: T) => ''); // error
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function foo7<T>(x:T, cb: { (x: T): string; (x: T, y?: T): string }) {
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return cb;
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}
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var r13 = foo7(1, <T>(x: T) => x); // ok
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var a: { <T>(x: T): number; <T>(x: number): T; }
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var r14 = foo7(1, a); // ok
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}
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//// [genericCallWithOverloadedFunctionTypedArguments2.js]
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// Function typed arguments with multiple signatures must be passed an implementation that matches all of them
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// Inferences are made quadratic-pairwise to and from these overload sets
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var NonGenericParameter;
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(function (NonGenericParameter) {
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var a;
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function foo4(cb) {
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return cb;
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}
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var r3 = foo4(function (x) { var r; return r; }); // ok
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})(NonGenericParameter || (NonGenericParameter = {}));
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var GenericParameter;
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(function (GenericParameter) {
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function foo5(cb) {
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return cb;
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}
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var r6 = foo5(function (x) { return x; }); // ok
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function foo6(cb) {
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return cb;
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}
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var r10 = foo6(function (x, y) { return ''; }); // error
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function foo7(x, cb) {
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return cb;
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}
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var r13 = foo7(1, function (x) { return x; }); // ok
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var a;
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var r14 = foo7(1, a); // ok
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})(GenericParameter || (GenericParameter = {}));
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