jsonToSassVars.js

"use strict";

function jsonToSassVars (obj, indent) {
    // Make object root properties into sass variables
    var sass = "";
    for (var key in obj) {
        sass += "$" + key + ":" + JSON.stringify(obj[key], null, indent) + ";\n";
    }

    // Store string values (so they remain unaffected)
    var storedStrings = [];
    sass = sass.replace(/(["'])(?:(?=(\\?))\2.)*?\1/g, function (str) {
        var id = "___JTS" + storedStrings.length;
        storedStrings.push({id: id, value: str});
        return id;
    });

    // Convert js lists and objects into sass lists and maps
    sass = sass.replace(/[{\[]/g, "(").replace(/[}\]]/g, ")");

    // Put string values back (now that we're done converting)
    storedStrings.forEach(function (str) {
        sass = sass.replace(str.id, str.value);
    });

    return sass;
}

module.exports = jsonToSassVars;