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"use strict"; // run code in ES5 strict mode
/**
* This function will be stringified and then injected into every rewired module.
* Then you can set private variables by calling myModule.__set__("myPrivateVar", newValue);
*
* @param {!String|!Object} varName name of the variable to set
* @param {String} varValue new value
* @throws {TypeError}
* @return {*}
*/
module.exports = function __set__(varName, varValue) {
var key,
env,
src = "";
function checkExistsSrc(varName) {
return "if (typeof " + varName + " === 'undefined') { throw new ReferenceError('" + varName + " is not defined');} ";
}
if (typeof varName === "object") {
env = varName;
if (!env || Array.isArray(env)) {
throw new TypeError("__set__ expects an object as env");
}
for (key in env) {
if (env.hasOwnProperty(key)) {
src += checkExistsSrc(key) + key + " = env." + key + ";";
}
}
} else if (typeof varName === "string") {
if (!varName) {
throw new TypeError("__set__ expects a non-empty string as a variable name");
}
src = checkExistsSrc(varName) + varName + " = varValue;"
} else {
throw new TypeError("__set__ expects an environment object or a non-empty string as a variable name");
}
eval(src);
};
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