148 lines
3.6 KiB
TypeScript
148 lines
3.6 KiB
TypeScript
//// [objectTypesIdentityWithGenericCallSignaturesDifferingByReturnType.ts]
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// Two call or construct signatures are considered identical when they have the same number of type parameters and, considering those
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// parameters pairwise identical, have identical type parameter constraints, identical number of parameters with identical kind(required,
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// optional or rest) and types, and identical return types.
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class A {
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foo<T>(x: T): string { return null; }
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}
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class B<T> {
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foo(x: T): number { return null; }
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}
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class C<T> {
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foo(x: T): boolean { return null; }
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}
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interface I<T> {
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foo(x: T): Date;
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}
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interface I2 {
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foo<T>(x: T): RegExp;
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}
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var a: { foo<T>(x: T): T }
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var b = { foo<T>(x: T) { return null; } };
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function foo1(x: A);
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function foo1(x: A); // error
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function foo1(x: any) { }
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function foo1b(x: B<string>);
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function foo1b(x: B<string>); // error
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function foo1b(x: any) { }
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function foo1c(x: C<string>);
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function foo1c(x: C<string>); // error
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function foo1c(x: any) { }
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function foo2(x: I<string>);
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function foo2(x: I<string>); // error
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function foo2(x: any) { }
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function foo3(x: typeof a);
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function foo3(x: typeof a); // error
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function foo3(x: any) { }
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function foo4(x: typeof b);
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function foo4(x: typeof b); // error
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function foo4(x: any) { }
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function foo5(x: A);
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function foo5(x: B<string>); // ok
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function foo5(x: any) { }
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function foo5b(x: A);
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function foo5b(x: C<string>); // ok
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function foo5b(x: any) { }
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function foo6(x: A);
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function foo6(x: I<string>); // ok
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function foo6(x: any) { }
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function foo7(x: A);
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function foo7(x: typeof a); // ok
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function foo7(x: any) { }
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function foo8(x: B<string>);
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function foo8(x: I<string>); // ok
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function foo8(x: any) { }
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function foo9(x: B<string>);
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function foo9(x: C<string>); // ok
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function foo9(x: any) { }
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function foo10(x: B<string>);
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function foo10(x: typeof a); // ok
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function foo10(x: any) { }
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function foo11(x: B<string>);
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function foo11(x: typeof b); // ok
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function foo11(x: any) { }
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function foo12(x: I<string>);
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function foo12(x: C<string>); // ok
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function foo12(x: any) { }
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function foo12b(x: I2);
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function foo12b(x: C<string>); // ok
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function foo12b(x: any) { }
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function foo13(x: I<string>);
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function foo13(x: typeof a); // ok
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function foo13(x: any) { }
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function foo14(x: I<string>);
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function foo14(x: typeof b); // ok
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function foo14(x: any) { }
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function foo15(x: I2);
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function foo15(x: C<number>); // ok
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function foo15(x: any) { }
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//// [objectTypesIdentityWithGenericCallSignaturesDifferingByReturnType.js]
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// Two call or construct signatures are considered identical when they have the same number of type parameters and, considering those
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// parameters pairwise identical, have identical type parameter constraints, identical number of parameters with identical kind(required,
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// optional or rest) and types, and identical return types.
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var A = (function () {
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function A() {
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}
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A.prototype.foo = function (x) { return null; };
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return A;
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}());
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var B = (function () {
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function B() {
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}
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B.prototype.foo = function (x) { return null; };
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return B;
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}());
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var C = (function () {
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function C() {
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}
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C.prototype.foo = function (x) { return null; };
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return C;
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}());
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var a;
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var b = { foo: function (x) { return null; } };
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function foo1(x) { }
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function foo1b(x) { }
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function foo1c(x) { }
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function foo2(x) { }
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function foo3(x) { }
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function foo4(x) { }
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function foo5(x) { }
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function foo5b(x) { }
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function foo6(x) { }
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function foo7(x) { }
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function foo8(x) { }
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function foo9(x) { }
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function foo10(x) { }
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function foo11(x) { }
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function foo12(x) { }
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function foo12b(x) { }
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function foo13(x) { }
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function foo14(x) { }
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function foo15(x) { }
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