web 3d图形渲染器
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  1. var _typeof = require("@babel/runtime/helpers/typeof")["default"];
  2. function _toPrimitive(input, hint) {
  3. if (_typeof(input) !== "object" || input === null) return input;
  4. var prim = input[Symbol.toPrimitive];
  5. if (prim !== undefined) {
  6. var res = prim.call(input, hint || "default");
  7. if (_typeof(res) !== "object") return res;
  8. throw new TypeError("@@toPrimitive must return a primitive value.");
  9. }
  10. return (hint === "string" ? String : Number)(input);
  11. }
  12. module.exports = _toPrimitive;
  13. module.exports["default"] = module.exports, module.exports.__esModule = true;