TypeScript/tests/baselines/reference/destructuringFromUnionSpread.js
Andrew Branch bd7d0f26b2
Don’t allow an object literal with a spread as a fallback for destructuring a property not present in all constituents (#43783)
* Add test

* Don’t allow an object literal with a spread as a fallback for destructuring a property not present in all constituents
2021-04-23 14:44:57 -07:00

22 lines
624 B
TypeScript

//// [destructuringFromUnionSpread.ts]
interface A { a: string }
interface B { b: number }
declare const x: A | B;
const { a } = { ...x } // error
//// [destructuringFromUnionSpread.js]
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var a = __assign({}, x).a; // error