less/lib/less/tree/quoted.js

Leaner CSS

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var node_1 = tslib_1.__importDefault(require("./node"));
var variable_1 = tslib_1.__importDefault(require("./variable"));
var property_1 = tslib_1.__importDefault(require("./property"));
var Quoted = function (str, content, escaped, index, currentFileInfo) {
    this.escaped = (escaped === undefined) ? true : escaped;
    this.value = content || '';
    this.quote = str.charAt(0);
    this._index = index;
    this._fileInfo = currentFileInfo;
    this.variableRegex = /@\{([\w-]+)\}/g;
    this.propRegex = /\$\{([\w-]+)\}/g;
    this.allowRoot = escaped;
};
Quoted.prototype = Object.assign(new node_1.default(), {
    type: 'Quoted',
    genCSS: function (context, output) {
        if (!this.escaped) {
            output.add(this.quote, this.fileInfo(), this.getIndex());
        }
        output.add(this.value);
        if (!this.escaped) {
            output.add(this.quote);
        }
    },
    containsVariables: function () {
        return this.value.match(this.variableRegex);
    },
    eval: function (context) {
        var that = this;
        var value = this.value;
        var variableReplacement = function (_, name1, name2) {
            var v = new variable_1.default("@".concat(name1 !== null && name1 !== void 0 ? name1 : name2), that.getIndex(), that.fileInfo()).eval(context, true);
            return (v instanceof Quoted) ? v.value : v.toCSS();
        };
        var propertyReplacement = function (_, name1, name2) {
            var v = new property_1.default("$".concat(name1 !== null && name1 !== void 0 ? name1 : name2), that.getIndex(), that.fileInfo()).eval(context, true);
            return (v instanceof Quoted) ? v.value : v.toCSS();
        };
        function iterativeReplace(value, regexp, replacementFnc) {
            var evaluatedValue = value;
            do {
                value = evaluatedValue.toString();
                evaluatedValue = value.replace(regexp, replacementFnc);
            } while (value !== evaluatedValue);
            return evaluatedValue;
        }
        value = iterativeReplace(value, this.variableRegex, variableReplacement);
        value = iterativeReplace(value, this.propRegex, propertyReplacement);
        return new Quoted(this.quote + value + this.quote, value, this.escaped, this.getIndex(), this.fileInfo());
    },
    compare: function (other) {
        // when comparing quoted strings allow the quote to differ
        if (other.type === 'Quoted' && !this.escaped && !other.escaped) {
            return node_1.default.numericCompare(this.value, other.value);
        }
        else {
            return other.toCSS && this.toCSS() === other.toCSS() ? 0 : undefined;
        }
    }
});
exports.default = Quoted;
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