Method clone

src/common/style/CartoCSS.js:4245–4255

()

    }

    clone() {
        var clone = Object.create(CartoCSS.Tree.Rule.prototype);
        clone.name = this.name;
        clone.value = this.value;
        clone.index = this.index;
        clone.instance = this.instance;
        clone.symbolizer = this.symbolizer;
        clone.filename = this.filename;
        clone.variable = this.variable;
        return clone;
    }

    updateID() {
        return this.id = this.zoom + '#' + this.instance + '#' + this.name;