lib/getInjectionSrc.js


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"use strict"; // run code in ES5 strict mode

var toSrc = require("toSrc");

/**
 * Returns the source code for injecting vars.
 *
 * e.g.:
 * "var console=123;"
 *
 * @param {Object} obj
 * @return {String}
 */
function getInjectionSrc(obj) {
    function walkObj(obj, level) {
        var key,
            value,
            src = "";

        for (key in obj) {
            if (obj.hasOwnProperty(key)) {
                value = obj[key];
                if (level === 0) {
                    src += "var ";   // on the top level we need a var statement
                }
                src += key + "=" + toSrc(value, 9999) + ";";
            }
        }


        return src;
    }

    return walkObj(obj, 0);
}

module.exports = getInjectionSrc;