22 lines
1 KiB
TypeScript
22 lines
1 KiB
TypeScript
//// [subtypingWithCallSignatures.ts]
|
|
module CallSignature {
|
|
declare function foo1(cb: (x: number) => void): typeof cb;
|
|
declare function foo1(cb: any): any;
|
|
var r = foo1((x: number) => 1); // ok because base returns void
|
|
var r2 = foo1(<T>(x: T) => ''); // ok because base returns void
|
|
|
|
declare function foo2(cb: (x: number, y: number) => void): typeof cb;
|
|
declare function foo2(cb: any): any;
|
|
var r3 = foo2((x: number, y: number) => 1); // ok because base returns void
|
|
var r4 = foo2(<T>(x: T) => ''); // ok because base returns void
|
|
}
|
|
|
|
//// [subtypingWithCallSignatures.js]
|
|
var CallSignature;
|
|
(function (CallSignature) {
|
|
var r = foo1(function (x) { return 1; }); // ok because base returns void
|
|
var r2 = foo1(function (x) { return ''; }); // ok because base returns void
|
|
var r3 = foo2(function (x, y) { return 1; }); // ok because base returns void
|
|
var r4 = foo2(function (x) { return ''; }); // ok because base returns void
|
|
})(CallSignature || (CallSignature = {}));
|