24 lines
683 B
TypeScript
24 lines
683 B
TypeScript
//// [fixingTypeParametersRepeatedly3.ts]
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interface Base {
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baseProp;
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}
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interface Derived extends Base {
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toBase?(): Base;
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}
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var derived: Derived;
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declare function foo<T>(x: T, func: (p: T) => T): T;
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var result = foo(derived, d => d.toBase());
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// bar should type check just like foo.
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// result2 should have the same type as result
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declare function bar<T>(x: T, func: (p: T) => T): T;
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declare function bar<T>(x: T, func: (p: T) => T): T;
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var result2 = bar(derived, d => d.toBase());
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//// [fixingTypeParametersRepeatedly3.js]
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var derived;
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var result = foo(derived, function (d) { return d.toBase(); });
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var result2 = bar(derived, function (d) { return d.toBase(); });
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