kopia lustrzana https://github.com/c9/core
add config support to mini require
nightwing
nightwing
rodzic
dddeef97ae
commit
cb01f0e76f
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@ -1,3 +1,4 @@
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console.time("req");
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(function() {
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var MODULE_LOAD_URL = "/load/module";
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@ -6,14 +7,17 @@ var global = (function() { return this; })();
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if (!global && typeof window != "undefined") global = window; // can happen in strict mode
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var commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg;
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var cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g;
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var cjsRequireRegExp = /require\s*\(\s*["']([^'"\s]+)["']\s*\)/g;
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function getInlineDeps(fn) {
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var deps = [];
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if (fn.length) {
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fn.toString().replace(commentRegExp, "")
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.replace(cjsRequireRegExp, function (match, dep) {
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deps.push(dep);
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.replace(cjsRequireRegExp, function (match, dep, index, str) {
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var i = index;
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while (str.charCodeAt(i-=1) <= 32) {}
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if (str.charAt(i) !== ".")
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deps.push(dep);
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});
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deps = ["require", "exports", "module"].concat(deps);
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}
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@ -49,12 +53,32 @@ var define = function(name, deps, callback) {
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exports: {},
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packaged: true
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};
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if (define.loading[name])
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delete define.loading[name];
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if (define.lastModule)
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define.pending.push(name);
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else
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define.lastModule = name;
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};
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var defQueue = [];
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var addToLoadQueue = function(missing, deps, callback) {
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define.queue.push(function() { _require('', deps, callback); });
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for (var i = 0; i < missing.length; ++i)
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require.load(missing[i]);
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var toLoad = missing.length;
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var map = {};
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define.queue.push({
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deps: deps,
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map: map,
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toLoad: toLoad,
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callback: callback
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});
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for (var i = 0; i < missing.length; ++i) {
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var p = missing[i];
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map[p] = 1;
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if (!define.loading[p]) {
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require.load(p);
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define.loading[p] = 1;
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}
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}
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};
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var processLoadQueue = function(err, id) {
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@ -64,16 +88,38 @@ var processLoadQueue = function(err, id) {
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if (defQueue.length > 1)
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throw new Error("more than one module in defqueue");
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define(id, defQueue[0][0], defQueue[0][1]);
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defQueue.length = 0;
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defQueue.length = 0;
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}
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var pending = define.pending;
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var changed = false;
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define.queue.forEach(function(r) {
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pending.forEach(function(id) {
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if (r.map[id])
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r.toLoad--;
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});
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if (r.map[define.lastModule])
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r.toLoad--;
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if (!r.toLoad) {
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changed = true;
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_require("", r.deps, r.callback);
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}
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});
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define.lastModule = null;
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if (pending.length)
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define.pending = [];
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if (changed) {
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define.queue = define.queue.filter(function(r) {
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return r.toLoad;
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});
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}
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var queue = define.queue;
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define.queue = [];
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queue.forEach(function(f) { f(); });
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};
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define.amd = true;
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define.queue = [];
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define.loaded = {};
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define.loading = {};
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define.pending = [];
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define.modules = { require: 1, exports: 1, module: 1 };
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define.fetchedUrls = {};
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@ -103,7 +149,7 @@ var activateModule = function(name) {
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? module.factory.apply(module, args.map(lookup))
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: module.factory(req, exports, module);
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exports = returnValue || module.exports;
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exports = returnValue == undefined ? module.exports : returnValue;
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}
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delete define.loaded[name];
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define.modules[name] = exports;
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@ -155,7 +201,7 @@ var _require = function(parentId, moduleName, callback) {
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}
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}
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if (_require.original)
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return _require.original.apply(this, arguments);
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return _require.original.call(this, moduleName, callback);
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};
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var normalizeName = function(parentId, moduleName) {
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@ -188,9 +234,28 @@ var require = function(module, callback) {
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return _require("", module, callback);
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};
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var config = require.config = function(cfg) {
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config.baseUrl = cfg.baseUrl.replace(/\/*$/, "/");
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cfg.packages && cfg.packages.forEach(function(pkg) {
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if (typeof pkg === "string") pkg = { name: pkg };
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config.packages[pkg.name] = {
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name: pkg.name,
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location: (pkg.location || pkg.name).replace(/\/*$/, "/"),
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main: (pkg.main || "main").replace(/\.js$/, "").replace(/^\.\//, "")
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};
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});
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cfg.paths && Object.keys(cfg.paths).forEach(function(p) {
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config.paths[p] = cfg.paths[p];
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});
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};
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config.packages = Object.create(null);
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config.paths = Object.create(null);
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require.undef = function(module, callback) {
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module = normalizeName("", module);
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var path = require.toUrl(module);
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var path = require.toUrl(module, ".js");
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delete define.loaded[module];
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delete define.modules[module];
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delete define.fetchedUrls[path];
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@ -198,9 +263,40 @@ require.undef = function(module, callback) {
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require.MODULE_LOAD_URL = MODULE_LOAD_URL;
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require.toUrl = function(module, ext) {
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var path = module;
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if (!/https?:\/\//.test(path))
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require.toUrl = function(moduleName, ext, skipExt) {
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var absRe = /^([\w\+\.\-]+:|\/)/;
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if (config.baseUrl) {
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var index = moduleName.indexOf("!");
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if (index !== -1 || !ext)
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ext = "";
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var paths = config.paths;
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var pkgs = config.packages;
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var testPath = moduleName, tail = "";
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while (testPath) {
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if (paths[testPath]) {
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moduleName = paths[testPath] + tail;
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break;
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}
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if (pkgs[testPath]) {
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moduleName = pkgs[testPath].location + (tail || pkgs[testPath].main);
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break;
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}
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var i = testPath.lastIndexOf("/");
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if (i === -1) break;
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tail = testPath.substr(i) + tail;
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testPath = testPath.slice(0, i);
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}
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var url = moduleName + ext;
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if (!absRe.test(url)) url = config.baseUrl + url;
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return url;
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}
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var path = moduleName;
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if (!absRe.test(path))
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path = require.MODULE_LOAD_URL + "/" + path + (ext || "");
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return path;
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};
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@ -209,7 +305,7 @@ var loadScript = function(path, id, callback) {
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var head = document.head || document.documentElement;
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var s = document.createElement("script");
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s.src = path;
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s.charset = 'utf-8';
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s.charset = "utf-8";
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s.async = true;
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if (path.lastIndexOf(require.MODULE_LOAD_URL, 0) == 0)
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@ -231,8 +327,21 @@ require.load = function(module) {
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if (i) {
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var plugin = module.substring(0, i);
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module = module.substr(i);
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if (require[plugin]) {
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if (typeof require[plugin] == "function") {
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require[plugin](module, processLoadQueue);
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} else if (config.baseUrl) {
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if (require[plugin])
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return require[plugin][plugin + module] = 1;
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require[plugin] = Object.create(null);
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require[plugin][plugin + module] = 1;
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require([plugin.slice(0, -1)], function(p) {
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var pending = require[plugin];
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definePlugin(plugin, p);
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Object.keys(pending).forEach(function(p) {
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delete define.loading[p];
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});
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require(Object.keys(pending));
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});
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} else {
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console.error("require plugin " + plugin + "missing");
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}
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@ -245,6 +354,17 @@ require.load = function(module) {
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}
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};
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function definePlugin(plugin, p) {
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require[plugin] = function(moduleName, processLoadQueue) {
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p.load(moduleName, require, function(value) {
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define(plugin + moduleName, [], function() {
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return value;
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});
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processLoadQueue();
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});
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};
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}
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/*** plugins ***/
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require["text!"] = function(module, callback) {
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var url = require.toUrl(module);
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@ -275,6 +395,9 @@ if (!global.require || !global.require.packaged) {
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global.require = require;
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global.require.packaged = true;
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}
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if (!global.requirejs) global.requirejs = require;
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global.miniRequire = require;
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