Method parse

resources/vega-lite.min.js:9755–9757

()

      return 0 === D(o).length || i.parseNothing ? null : new Cd(e, o);
    }
    get parse() {
      return this._parse;
    }
    merge(e) {
      ((this._parse = { ...this._parse, ...e.parse }), e.remove());
    }