node-less/lib/extend.js

Less Compiler For Node

(function (module) {

    var Extend = function Extend(selector, option, index) {
        this.selector = selector;
        this.option = option;
        this.index = index;
        switch(option) {
            case "all":
                this.allowBefore = true;
                this.allowAfter = true;
            break;
            default:
                this.allowBefore = false;
                this.allowAfter = false;
            break;
        }
    };

    Extend.prototype = {
        type: "Extend",
        accept: function (visitor) {
            this.selector = visitor.visit(this.selector);
        },
        eval: function (env) {
            return new Extend(this.selector.eval(env), this.option, this.index);
        },
        clone: function (env) {
            return new Extend(this.selector, this.option, this.index);
        },
        findSelfSelectors: function (selectors) {
            var selfElements = [],
                i;

            for(i = 0; i < selectors.length; i++) {
                selfElements = selfElements.concat(selectors[i].elements);
            }

            this.selfSelectors = [{ elements: selfElements }];
        }
    };

    module.exports = Extend;

})(module);