fid-umd/lib/modules/nodejs.js

Easily add UMD to your JavaScripts so they can be loaded with CommonJS, AMD (RequireJS), Rhino, node.js, module.js, in the browser and everywhere else.

/**
 * Nodejs - UMD generator fragment for Node.js
 *
 * @module Nodejs
 * @license MIT
 */
"use strict";


/**
 * Create an object that can wrap code in UMD headers/footers
 *
 * @constructor
 * @alias module:Nodejs
 * @param {Config} config
 */
function Nodejs(config) {
    if (!(this instanceof Nodejs)) {
        return new Nodejs(config);
    }

    this.config = config;
    this.config.globalVariables.module = true;
    this.name = "nodejs";
    this.depends = config.dependsProperty(this.name);
    config.functionsNeeded.isObject = true;
}


/**
 * Return the condition that checks if this is the right environment.
 *
 * For Node.js, you are supposed to replace `module.exports` with the
 * thing you wish to export, or add properties to `exports`.  We choose
 * the former version to export just one object.
 *
 * @param {Config} config
 * @return {string}
 */
Nodejs.prototype.condition = function (config) {
    if (config.jslint) {
        return "(typeof module)[0] === \"o\" && isObject(module.exports)";
    }

    return "isObject(module) && isObject(module.exports)";
};


/**
 * Generate the module load code.
 *
 * For Node.js, this looks like `module.exports = factory()`, passing
 * in dependencies to the factory.
 *
 *     module.exports = factory();
 *     module.exports = factory(require("one"), require("two"));
 *
 * @return {string}
 */
Nodejs.prototype.loader = function () {
    var code, i;

    code = "module.exports = factory(";

    for (i = 0; i < this.depends.length; i += 1) {
        if (i > 0) {
            code += ", ";
        }

        code += "require(" + JSON.stringify(this.depends[i]) + ")";
    }

    code += ");";

    return code;
};


module.exports = Nodejs;