toPrimitive.js 485 B

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  1. import _typeof from "./typeof.js";
  2. import _Symbol$toPrimitive from "core-js/library/fn/symbol/to-primitive.js";
  3. function toPrimitive(t, r) {
  4. if ("object" != _typeof(t) || !t) return t;
  5. var e = t[_Symbol$toPrimitive];
  6. if (void 0 !== e) {
  7. var i = e.call(t, r || "default");
  8. if ("object" != _typeof(i)) return i;
  9. throw new TypeError("@@toPrimitive must return a primitive value.");
  10. }
  11. return ("string" === r ? String : Number)(t);
  12. }
  13. export { toPrimitive as default };