79 lines
2.3 KiB
JavaScript
79 lines
2.3 KiB
JavaScript
var path = require("path");
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var currentModule, defaultCompile = module.constructor.prototype._compile;
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//console.log(module.id);
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module.constructor.prototype._compile = function(content, filename){
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currentModule = this;
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try{
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return defaultCompile.call(this, content, filename);
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}
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finally {
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currentModule = null;
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}
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};
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var requireModule = module;
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global.define = function (id, injects, factory) {
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if (currentModule == null) {
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throw new Error("define() may only be called during module factory instantiation");
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}
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var module = currentModule;
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var req = function(relativeId) {
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if (relativeId.charAt(0) === '.') {
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var rootPath = path.dirname(path.dirname(requireModule.filename)) + "/",
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absolutePath = path.dirname(module.filename) + "/" + relativeId;
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relativeId = "../" + absolutePath.match(new RegExp(rootPath + "(.*)"))[1];
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}
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return require(relativeId);
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};
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if (!factory) {
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// two or less arguments
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factory = injects;
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if (factory) {
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// two args
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if (typeof id === "string") {
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if (id !== module.id) {
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throw new Error("Can not assign module to a different id than the current file");
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}
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// default injects
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injects = [];
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}
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else{
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// anonymous, deps included
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injects = id;
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}
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}
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else {
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// only one arg, just the factory
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factory = id;
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injects = [];
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}
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}
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injects.unshift("require", "exports", "module");
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id = module.id;
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if (typeof factory !== "function"){
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// we can just provide a plain object
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return module.exports = factory;
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}
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var returned = factory.apply(module.exports, injects.map(function (injection) {
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switch (injection) {
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// check for CommonJS injection variables
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case "require": return req;
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case "exports": return module.exports;
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case "module": return module;
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default:
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// a module dependency
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return req(injection);
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}
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}));
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if(returned){
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// since AMD encapsulates a function/callback, it can allow the factory to return the exports.
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module.exports = returned;
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}
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};
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