1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
|
//// [fixingTypeParametersRepeatedly3.ts]
interface Base {
baseProp;
}
interface Derived extends Base {
toBase?(): Base;
}
var derived: Derived;
declare function foo<T>(x: T, func: (p: T) => T): T;
var result = foo(derived, d => d.toBase());
// bar should type check just like foo.
// result2 should have the same type as result
declare function bar<T>(x: T, func: (p: T) => T): T;
declare function bar<T>(x: T, func: (p: T) => T): T;
var result2 = bar(derived, d => d.toBase());
//// [fixingTypeParametersRepeatedly3.js]
var derived;
var result = foo(derived, function (d) { return d.toBase(); });
var result2 = bar(derived, function (d) { return d.toBase(); });
|