Function readableObjectToString

packages/zone.js/lib/common/promise.ts:17–24

(obj: any)

    const ObjectDefineProperty = Object.defineProperty;

    function readableObjectToString(obj: any) {
      if (obj && obj.toString === Object.prototype.toString) {
        const className = obj.constructor && obj.constructor.name;
        return (className ? className : '') + ': ' + JSON.stringify(obj);
      }

      return obj ? obj.toString() : Object.prototype.toString.call(obj);
    }

    const __symbol__ = api.symbol;
    const _uncaughtPromiseErrors: UncaughtPromiseError[] = [];