swc/crates/swc_ecma_parser/tests/tsc/keyofInferenceIntersectsResults.ts

11 lines
288 B
TypeScript

interface X {
a: string;
b: string;
}
declare function foo<T = X>(x: keyof T, y: keyof T): T;
declare function bar<T>(x: keyof T, y: keyof T): T;
const a = foo<X>('a', 'b'); // compiles cleanly
const b = foo('a', 'b'); // also clean
const c = bar('a', 'b'); // still clean