Method hash

resources/vega-lite.min.js:9506–9510

()

      this.childModel = n.child;
    }
    hash() {
      let e = "Facet";
      for (const t of Be) this[t] && (e += ` ${t.charAt(0)}:${d(this[t])}`);
      return e;
    }
    get fields() {
      const e = [];
      for (const t of Be) this[t]?.fields && e.push(...this[t].fields);