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/* --------------------------------------------------------------
require.js 2017-03-28
Gambio GmbH
http://www.gambio.de
Copyright (c) 2017 Gambio GmbH
Released under the GNU General Public License (Version 2)
[http://www.gnu.org/licenses/gpl-2.0.html]
--------------------------------------------------------------
*/
/**
* Asynchronous Module Loading
*
* This module is a fork of RequireJS without the AMD functionality. The global "define" method is removed as
* it's not necessary by JS Engine.
*
* {@link https://github.com/requirejs/requirejs}
*
* Not using strict: uneven strict support in browsers, #392, and causes problems with requirejs.exec()/transpiler
* plugins that may not be strict.
*/
(function () {
// ------------------------------------------------------------------------
// VARIABLES
// ------------------------------------------------------------------------
window.requirejs = undefined;
window.require = undefined;
let req;
let s;
let head;
let baseElement;
let dataMain;
let src;
let interactiveScript;
let mainScript;
let subPath;
let version = '2.1.22';
let jsSuffixRegExp = /\.js$/;
let currDirRegExp = /^\.\//;
let op = Object.prototype;
let ostring = op.toString;
let hasOwn = op.hasOwnProperty;
let isBrowser = !!(typeof window !== 'undefined' && typeof navigator !== 'undefined' && window.document);
let isWebWorker = !isBrowser && typeof importScripts !== 'undefined';
// PS3 indicates loaded and complete, but need to wait for complet specifically. Sequence is 'loading', 'loaded',
// execution then 'complete'. The UA check is unfortunate, but not sure how to feature test w/o causing perf issues.
let readyRegExp = isBrowser && navigator.platform === 'PLAYSTATION 3' ? /^complete$/ : /^(complete|loaded)$/;
let defContextName = '_';
// Oh the tragedy, detecting opera. See the usage of isOpera for reason.
let isOpera = typeof opera !== 'undefined' && opera.toString() === '[object Opera]';
let contexts = {};
let cfg = {};
let globalDefQueue = [];
let useInteractive = false;
// ------------------------------------------------------------------------
// FUNCTIONS
// ------------------------------------------------------------------------
/**
* Check whether value is a function.
*
* @param {*} it Value to be checked.
*
* @return {boolean} Returns the validation result.
*/
function isFunction(it) {
return ostring.call(it) === '[object Function]';
}
/**
* Check whether value is an array.
*
* @param {*} it Value to be checked.
*
* @return {boolean} Returns the validation result.
*/
function isArray(it) {
return ostring.call(it) === '[object Array]';
}
/**
* Helper function for iterating over an array.
*
* If the func returns a true value, it will break out of the loop.
*/
function each(ary, func) {
if (ary) {
for (let i = 0; i < ary.length; i += 1) {
if (ary[i] && func(ary[i], i, ary)) {
break;
}
}
}
}
/**
* Helper function for iterating over an array backwards.
*
* If the func returns a true value, it will break out of the loop.
*/
function eachReverse(ary, func) {
if (ary) {
let i;
for (i = ary.length - 1; i > -1; i -= 1) {
if (ary[i] && func(ary[i], i, ary)) {
break;
}
}
}
}
/**
* Check whether an object has a specific property.
*
* @param {Object} obj Object to be checked.
* @param {String} prop Property name to be checked.
*
* @return {Boolean} Returns the validation result.
*/
function hasProp(obj, prop) {
return hasOwn.call(obj, prop);
}
/**
* Check if an object has a property and if that property contains a truthy value.
*
* @param {Object} obj Object to be checked.
* @param {String} prop Property name to be checked.
*
* @return {Boolean} Returns the validation result.
*/
function getOwn(obj, prop) {
return hasProp(obj, prop) && obj[prop];
}
/**
* Cycles over properties in an object and calls a function for each property value.
*
* If the function returns a truthy value, then the iteration is stopped.
*/
function eachProp(obj, func) {
let prop;
for (prop in obj) {
if (hasProp(obj, prop)) {
if (func(obj[prop], prop)) {
break;
}
}
}
}
/**
* Simple function to mix in properties from source into target, but only if target does not already have a
* property of the same name.
*/
function mixin(target, source, force, deepStringMixin) {
if (source) {
eachProp(source, function (value, prop) {
if (force || !hasProp(target, prop)) {
if (deepStringMixin && typeof value === 'object' && value &&
!isArray(value) && !isFunction(value) &&
!(value instanceof RegExp)) {
if (!target[prop]) {
target[prop] = {};
}
mixin(target[prop], value, force, deepStringMixin);
} else {
target[prop] = value;
}
}
});
}
return target;
}
// Similar to Function.prototype.bind, but the 'this' object is specified first, since it is easier to read/figure
// out what 'this' will be.
function bind(obj, fn) {
return function () {
return fn.apply(obj, arguments);
};
}
function scripts() {
return document.getElementsByTagName('script');
}
function defaultOnError(err) {
throw err;
}
// Allow getting a global that is expressed in dot notation, like 'a.b.c'.
function getGlobal(value) {
if (!value) {
return value;
}
let g = global;
each(value.split('.'), function (part) {
g = g[part];
});
return g;
}
/**
* Constructs an error with a pointer to an URL with more information.
*
* @param {String} id The error ID that maps to an ID on a web page.
* @param {String} msg Human readable error.
* @param {Error} [err] The original error, if there is one.
*
* @return {Error}
*/
function makeError(id, msg, err, requireModules) {
const error = new Error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id);
error.requireType = id;
error.requireModules = requireModules;
if (err) {
error.originalError = err;
}
return error;
}
if (typeof window.requirejs !== 'undefined') {
if (isFunction(window.requirejs)) {
// Do not overwrite an existing requirejs instance.
return;
}
cfg = window.requirejs;
window.requirejs = undefined;
}
// Allow for a require config object
if (typeof window.require !== 'undefined' && !isFunction(window.require)) {
// assume it is a config object.
cfg = window.require;
window.require = undefined;
}
function newContext(contextName) {
let inCheckLoaded, Module, context, handlers,
checkLoadedTimeoutId,
config = {
// Defaults. Do not set a default for map
// config to speed up normalize(), which
// will run faster if there is no default.
waitSeconds: 7,
baseUrl: './',
paths: {},
bundles: {},
pkgs: {},
shim: {},
config: {}
},
registry = {},
// registry of just enabled modules, to speed
// cycle breaking code when lots of modules
// are registered, but not activated.
enabledRegistry = {},
undefEvents = {},
defQueue = [],
defined = {},
urlFetched = {},
bundlesMap = {},
requireCounter = 1,
unnormalizedCounter = 1;
/**
* Trims the . and .. from an array of path segments.
*
* It will keep a leading path segment if a .. will become the first path segment, to help with module name
* lookups, which act like paths, but can be remapped. But the end result, all paths that use this function
* should look normalized.
*
* NOTE: this method MODIFIES the input array.
*
* @param {Array} ary the array of path segments.
*/
function trimDots(ary) {
let i, part;
for (i = 0; i < ary.length; i++) {
part = ary[i];
if (part === '.') {
ary.splice(i, 1);
i -= 1;
} else if (part === '..') {
// If at the start, or previous value is still .., keep them so that when converted to a path it
// may still work when converted to a path, even though as an ID it is less than ideal. In larger
// point releases, may be better to just kick out an error.
if (i === 0 || (i === 1 && ary[2] === '..') || ary[i - 1] === '..') {
continue;
} else if (i > 0) {
ary.splice(i - 1, 2);
i -= 2;
}
}
}
}
/**
* Given a relative module name, like ./something, normalize it to a real name that can be mapped to a path.
*
* @param {String} name the relative name
* @param {String} baseName a real name that the name arg is relative to.
* @param {Boolean} applyMap apply the map config to the value. Should only be done if this normalization is
* for a dependency ID.
*
* @return {String} normalized name
*/
function normalize(name, baseName, applyMap) {
let pkgMain, mapValue, nameParts, i, j, nameSegment, lastIndex,
foundMap, foundI, foundStarMap, starI, normalizedBaseParts,
baseParts = (baseName && baseName.split('/')),
map = config.map,
starMap = map && map['*'];
// Adjust any relative paths.
if (name) {
name = name.split('/');
lastIndex = name.length - 1;
// If wanting node ID compatibility, strip .js from end of IDs. Have to do this here, and not in
// nameToUrl because node allows either .js or non .js to map to same file.
if (config.nodeIdCompat && jsSuffixRegExp.test(name[lastIndex])) {
name[lastIndex] = name[lastIndex].replace(jsSuffixRegExp, '');
}
// Starts with a '.' so need the baseName
if (name[0].charAt(0) === '.' && baseParts) {
// Convert baseName to array, and lop off the last part, so that . matches that 'directory' and not
// name of the baseName's module. For instance, baseName of 'one/two/three', maps to
// 'one/two/three.js', but we want the directory, 'one/two' for this normalization.
normalizedBaseParts = baseParts.slice(0, baseParts.length - 1);
name = normalizedBaseParts.concat(name);
}
trimDots(name);
name = name.join('/');
}
// Apply map config if available.
if (applyMap && map && (baseParts || starMap)) {
nameParts = name.split('/');
outerLoop: for (i = nameParts.length; i > 0; i -= 1) {
nameSegment = nameParts.slice(0, i).join('/');
if (baseParts) {
// Find the longest baseName segment match in the config. So, do joins on the biggest to
// smallest lengths of baseParts.
for (j = baseParts.length; j > 0; j -= 1) {
mapValue = getOwn(map, baseParts.slice(0, j).join('/'));
// baseName segment has config, find if it has one for this name.
if (mapValue) {
mapValue = getOwn(mapValue, nameSegment);
if (mapValue) {
// Match, update name to the new value.
foundMap = mapValue;
foundI = i;
break outerLoop;
}
}
}
}
// Check for a star map match, but just hold on to it, if there is a shorter segment match later in
// a matching config, then favor over this star map.
if (!foundStarMap && starMap && getOwn(starMap, nameSegment)) {
foundStarMap = getOwn(starMap, nameSegment);
starI = i;
}
}
if (!foundMap && foundStarMap) {
foundMap = foundStarMap;
foundI = starI;
}
if (foundMap) {
nameParts.splice(0, foundI, foundMap);
name = nameParts.join('/');
}
}
// If the name points to a package's name, use the package main instead.
pkgMain = getOwn(config.pkgs, name);
return pkgMain ? pkgMain : name;
}
function removeScript(name) {
if (isBrowser) {
each(scripts(), function (scriptNode) {
if (scriptNode.getAttribute('data-requiremodule') === name &&
scriptNode.getAttribute('data-requirecontext') === context.contextName) {
scriptNode.parentNode.removeChild(scriptNode);
return true;
}
});
}
}
function hasPathFallback(id) {
let pathConfig = getOwn(config.paths, id);
if (pathConfig && isArray(pathConfig) && pathConfig.length > 1) {
// Pop off the first array value, since it failed, and retry.
pathConfig.shift();
context.require.undef(id);
// Custom require that does not do map translation, since ID is "absolute", already mapped/resolved.
context.makeRequire(null, {
skipMap: true
})([id]);
return true;
}
}
// Turns a plugin!resource to [plugin, resource] with the plugin being undefined if the name did not have a
// plugin prefix.
function splitPrefix(name) {
let prefix,
index = name ? name.indexOf('!') : -1;
if (index > -1) {
prefix = name.substring(0, index);
name = name.substring(index + 1, name.length);
}
return [prefix, name];
}
/**
* Creates a module mapping that includes plugin prefix, module name, and path. If parentModuleMap is provided
* it will also normalize the name via require.normalize()
*
* @param {String} name The module name.
* @param {String} [parentModuleMap] Parent module map for the module name, used to resolve relative names.
* @param {Boolean} isNormalized Is the ID already normalized? This is true if this call is done for a define()
* module ID.
* @param {Boolean} applyMap: apply the map config to the ID. Should only be true if this map is for a dependency.
*
* @return {Object}
*/
function makeModuleMap(name, parentModuleMap, isNormalized, applyMap) {
let url, pluginModule, suffix, nameParts,
prefix = null,
parentName = parentModuleMap ? parentModuleMap.name : null,
originalName = name,
isDefine = true,
normalizedName = '';
// If no name, then it means it is a require call, generate an
// internal name.
if (!name) {
isDefine = false;
name = '_@r' + (requireCounter += 1);
}
nameParts = splitPrefix(name);
prefix = nameParts[0];
name = nameParts[1];
if (prefix) {
prefix = normalize(prefix, parentName, applyMap);
pluginModule = getOwn(defined, prefix);
}
// Account for relative paths if there is a base name.
if (name) {
if (prefix) {
if (pluginModule && pluginModule.normalize) {
// Plugin is loaded, use its normalize method.
normalizedName = pluginModule.normalize(name, function (name) {
return normalize(name, parentName, applyMap);
});
} else {
// If nested plugin references, then do not try to
// normalize, as it will not normalize correctly. This
// places a restriction on resourceIds, and the longer
// term solution is not to normalize until plugins are
// loaded and all normalizations to allow for async
// loading of a loader plugin. But for now, fixes the
// common uses. Details in #1131
normalizedName = name.indexOf('!') === -1 ?
normalize(name, parentName, applyMap) :
name;
}
} else {
// A regular module.
normalizedName = normalize(name, parentName, applyMap);
// Normalized name may be a plugin ID due to map config
// application in normalize. The map config values must
// already be normalized, so do not need to redo that part.
nameParts = splitPrefix(normalizedName);
prefix = nameParts[0];
normalizedName = nameParts[1];
isNormalized = true;
url = context.nameToUrl(normalizedName);
}
}
// If the id is a plugin id that cannot be determined if it needs
// normalization, stamp it with a unique ID so two matching relative
// ids that may conflict can be separate.
suffix = prefix && !pluginModule && !isNormalized ?
'_unnormalized' + (unnormalizedCounter += 1) :
'';
return {
prefix: prefix,
name: normalizedName,
parentMap: parentModuleMap,
unnormalized: !!suffix,
url: url,
originalName: originalName,
isDefine: isDefine,
id: (prefix ?
prefix + '!' + normalizedName :
normalizedName) + suffix
};
}
function getModule(depMap) {
let id = depMap.id,
mod = getOwn(registry, id);
if (!mod) {
mod = registry[id] = new context.Module(depMap);
}
return mod;
}
function on(depMap, name, fn) {
let id = depMap.id,
mod = getOwn(registry, id);
if (hasProp(defined, id) &&
(!mod || mod.defineEmitComplete)) {
if (name === 'defined') {
fn(defined[id]);
}
} else {
mod = getModule(depMap);
if (mod.error && name === 'error') {
fn(mod.error);
} else {
mod.on(name, fn);
}
}
}
function onError(err, errback) {
let ids = err.requireModules,
notified = false;
if (errback) {
errback(err);
} else {
each(ids, function (id) {
let mod = getOwn(registry, id);
if (mod) {
// Set error on module, so it skips timeout checks.
mod.error = err;
if (mod.events.error) {
notified = true;
mod.emit('error', err);
}
}
});
if (!notified) {
req.onError(err);
}
}
}
/**
* Internal method to transfer globalQueue items to this context's
* defQueue.
*/
function takeGlobalQueue() {
// Push all the globalDefQueue items into the context's defQueue
if (globalDefQueue.length) {
each(globalDefQueue, function (queueItem) {
let id = queueItem[0];
if (typeof id === 'string') {
context.defQueueMap[id] = true;
}
defQueue.push(queueItem);
});
globalDefQueue = [];
}
}
handlers = {
'require': function (mod) {
if (mod.require) {
return mod.require;
} else {
return (mod.require = context.makeRequire(mod.map));
}
},
'exports': function (mod) {
mod.usingExports = true;
if (mod.map.isDefine) {
if (mod.exports) {
return (defined[mod.map.id] = mod.exports);
} else {
return (mod.exports = defined[mod.map.id] = {});
}
}
},
'module': function (mod) {
if (mod.module) {
return mod.module;
} else {
return (mod.module = {
id: mod.map.id,
uri: mod.map.url,
config: function () {
return getOwn(config.config, mod.map.id) || {};
},
exports: mod.exports || (mod.exports = {})
});
}
}
};
function cleanRegistry(id) {
// Clean up machinery used for waiting modules.
delete registry[id];
delete enabledRegistry[id];
}
function breakCycle(mod, traced, processed) {
let id = mod.map.id;
if (mod.error) {
mod.emit('error', mod.error);
} else {
traced[id] = true;
each(mod.depMaps, function (depMap, i) {
let depId = depMap.id,
dep = getOwn(registry, depId);
// Only force things that have not completed
// being defined, so still in the registry,
// and only if it has not been matched up
// in the module already.
if (dep && !mod.depMatched[i] && !processed[depId]) {
if (getOwn(traced, depId)) {
mod.defineDep(i, defined[depId]);
mod.check(); // pass false?
} else {
breakCycle(dep, traced, processed);
}
}
});
processed[id] = true;
}
}
function checkLoaded() {
let err, usingPathFallback,
waitInterval = config.waitSeconds * 1000,
// It is possible to disable the wait interval by using waitSeconds of 0.
expired = waitInterval && (context.startTime + waitInterval) < new Date().getTime(),
noLoads = [],
reqCalls = [],
stillLoading = false,
needCycleCheck = true;
// Do not bother if this call was a result of a cycle break.
if (inCheckLoaded) {
return;
}
inCheckLoaded = true;
// Figure out the state of all the modules.
eachProp(enabledRegistry, function (mod) {
let map = mod.map,
modId = map.id;
// Skip things that are not enabled or in error state.
if (!mod.enabled) {
return;
}
if (!map.isDefine) {
reqCalls.push(mod);
}
if (!mod.error) {
// If the module should be executed, and it has not
// been inited and time is up, remember it.
if (!mod.inited && expired) {
if (hasPathFallback(modId)) {
usingPathFallback = true;
stillLoading = true;
} else {
noLoads.push(modId);
removeScript(modId);
}
} else if (!mod.inited && mod.fetched && map.isDefine) {
stillLoading = true;
if (!map.prefix) {
// No reason to keep looking for unfinished
// loading. If the only stillLoading is a
// plugin resource though, keep going,
// because it may be that a plugin resource
// is waiting on a non-plugin cycle.
return (needCycleCheck = false);
}
}
}
});
if (expired && noLoads.length) {
// If wait time expired, throw error of unloaded modules.
err = makeError('timeout', 'Load timeout for modules: ' + noLoads, null, noLoads);
err.contextName = context.contextName;
return onError(err);
}
// Not expired, check for a cycle.
if (needCycleCheck) {
each(reqCalls, function (mod) {
breakCycle(mod, {}, {});
});
}
// If still waiting on loads, and the waiting load is something
// other than a plugin resource, or there are still outstanding
// scripts, then just try back later.
if ((!expired || usingPathFallback) && stillLoading) {
// Something is still waiting to load. Wait for it, but only
// if a timeout is not already in effect.
if ((isBrowser || isWebWorker) && !checkLoadedTimeoutId) {
checkLoadedTimeoutId = setTimeout(function () {
checkLoadedTimeoutId = 0;
checkLoaded();
}, 50);
}
}
inCheckLoaded = false;
}
Module = function (map) {
this.events = getOwn(undefEvents, map.id) || {};
this.map = map;
this.shim = getOwn(config.shim, map.id);
this.depExports = [];
this.depMaps = [];
this.depMatched = [];
this.pluginMaps = {};
this.depCount = 0;
/* this.exports this.factory
this.depMaps = [],
this.enabled, this.fetched
*/
};
Module.prototype = {
init: function (depMaps, factory, errback, options) {
options = options || {};
// Do not do more inits if already done. Can happen if there
// are multiple define calls for the same module. That is not
// a normal, common case, but it is also not unexpected.
if (this.inited) {
return;
}
this.factory = factory;
if (errback) {
// Register for errors on this module.
this.on('error', errback);
} else if (this.events.error) {
// If no errback already, but there are error listeners
// on this module, set up an errback to pass to the deps.
errback = bind(this, function (err) {
this.emit('error', err);
});
}
// Do a copy of the dependency array, so that
// source inputs are not modified. For example
// "shim" deps are passed in here directly, and
// doing a direct modification of the depMaps array
// would affect that config.
this.depMaps = depMaps && depMaps.slice(0);
this.errback = errback;
// Indicate this module has be initialized
this.inited = true;
this.ignore = options.ignore;
// Could have option to init this module in enabled mode,
// or could have been previously marked as enabled. However,
// the dependencies are not known until init is called. So
// if enabled previously, now trigger dependencies as enabled.
if (options.enabled || this.enabled) {
// Enable this module and dependencies.
// Will call this.check()
this.enable();
} else {
this.check();
}
},
defineDep: function (i, depExports) {
// Because of cycles, defined callback for a given
// export can be called more than once.
if (!this.depMatched[i]) {
this.depMatched[i] = true;
this.depCount -= 1;
this.depExports[i] = depExports;
}
},
fetch: function () {
if (this.fetched) {
return;
}
this.fetched = true;
context.startTime = (new Date()).getTime();
let map = this.map;
// If the manager is for a plugin managed resource,
// ask the plugin to load it now.
if (this.shim) {
context.makeRequire(this.map, {
enableBuildCallback: true
})(this.shim.deps || [], bind(this, function () {
return map.prefix ? this.callPlugin() : this.load();
}));
} else {
// Regular dependency.
return map.prefix ? this.callPlugin() : this.load();
}
},
load: function () {
let url = this.map.url;
// Regular dependency.
if (!urlFetched[url]) {
urlFetched[url] = true;
context.load(this.map.id, url);
}
},
/**
* Checks if the module is ready to define itself, and if so,
* define it.
*/
check: function () {
if (!this.enabled || this.enabling) {
return;
}
let err, cjsModule,
id = this.map.id,
depExports = this.depExports,
exports = this.exports,
factory = this.factory;
if (!this.inited) {
// Only fetch if not already in the defQueue.
if (!hasProp(context.defQueueMap, id)) {
this.fetch();
}
} else if (this.error) {
this.emit('error', this.error);
} else if (!this.defining) {
// The factory could trigger another require call
// that would result in checking this module to
// define itself again. If already in the process
// of doing that, skip this work.
this.defining = true;
if (this.depCount < 1 && !this.defined) {
if (isFunction(factory)) {
try {
exports = context.execCb(id, factory, depExports, exports);
} catch (e) {
err = e;
}
// Favor return value over exports. If node/cjs in play,
// then will not have a return value anyway. Favor
// module.exports assignment over exports object.
if (this.map.isDefine && exports === undefined) {
cjsModule = this.module;
if (cjsModule) {
exports = cjsModule.exports;
} else if (this.usingExports) {
// exports already set the defined value.
exports = this.exports;
}
}
if (err) {
// If there is an error listener, favor passing
// to that instead of throwing an error. However,
// only do it for define()'d modules. require
// errbacks should not be called for failures in
// their callbacks (#699). However if a global
// onError is set, use that.
if ((this.events.error && this.map.isDefine) ||
req.onError !== defaultOnError) {
err.requireMap = this.map;
err.requireModules = this.map.isDefine ? [this.map.id] : null;
err.requireType = this.map.isDefine ? 'define' : 'require';
return onError((this.error = err));
} else if (typeof console !== 'undefined' &&
console.error) {
// Log the error for debugging. If promises could be
// used, this would be different, but making do.
console.error(err);
} else {
// Do not want to completely lose the error. While this
// will mess up processing and lead to similar results
// as bug 1440, it at least surfaces the error.
req.onError(err);
}
}
} else {
// Just a literal value
exports = factory;
}
this.exports = exports;
if (this.map.isDefine && !this.ignore) {
defined[id] = exports;
if (req.onResourceLoad) {
let resLoadMaps = [];
each(this.depMaps, function (depMap) {
resLoadMaps.push(depMap.normalizedMap || depMap);
});
req.onResourceLoad(context, this.map, resLoadMaps);
}
}
// Clean up
cleanRegistry(id);
this.defined = true;
}
// Finished the define stage. Allow calling check again
// to allow define notifications below in the case of a
// cycle.
this.defining = false;
if (this.defined && !this.defineEmitted) {
this.defineEmitted = true;
this.emit('defined', this.exports);
this.defineEmitComplete = true;
}
}
},
callPlugin: function () {
let map = this.map;
let id = map.id;
// Map already normalized the prefix.
let pluginMap = makeModuleMap(map.prefix);
// Mark this as a dependency for this plugin, so it
// can be traced for cycles.
this.depMaps.push(pluginMap);
on(pluginMap, 'defined', bind(this, function (plugin) {
let load, normalizedMap, normalizedMod,
bundleId = getOwn(bundlesMap, this.map.id),
name = this.map.name,
parentName = this.map.parentMap ? this.map.parentMap.name : null,
localRequire = context.makeRequire(map.parentMap, {
enableBuildCallback: true
});
// If current map is not normalized, wait for that
// normalized name to load instead of continuing.
if (this.map.unnormalized) {
// Normalize the ID if the plugin allows it.
if (plugin.normalize) {
name = plugin.normalize(name, function (name) {
return normalize(name, parentName, true);
}) || '';
}
// prefix and name should already be normalized, no need
// for applying map config again either.
normalizedMap = makeModuleMap(map.prefix + '!' + name,
this.map.parentMap);
on(normalizedMap,
'defined', bind(this, function (value) {
this.map.normalizedMap = normalizedMap;
this.init([], function () {
return value;
}, null, {
enabled: true,
ignore: true
});
}));
normalizedMod = getOwn(registry, normalizedMap.id);
if (normalizedMod) {
// Mark this as a dependency for this plugin, so it
// can be traced for cycles.
this.depMaps.push(normalizedMap);
if (this.events.error) {
normalizedMod.on('error', bind(this, function (err) {
this.emit('error', err);
}));
}
normalizedMod.enable();
}
return;
}
// If a paths config, then just load that file instead to
// resolve the plugin, as it is built into that paths layer.
if (bundleId) {
this.map.url = context.nameToUrl(bundleId);
this.load();
return;
}
load = bind(this, function (value) {
this.init([], function () {
return value;
}, null, {
enabled: true
});
});
load.error = bind(this, function (err) {
this.inited = true;
this.error = err;
err.requireModules = [id];
// Remove temp unnormalized modules for this module, since they will never be resolved otherwise
// now.
eachProp(registry, function (mod) {
if (mod.map.id.indexOf(id + '_unnormalized') === 0) {
cleanRegistry(mod.map.id);
}
});
onError(err);
});
// Allow plugins to load other code without having to know the context or how to 'complete' the
// load.
load.fromText = bind(this, function (text, textAlt) {
/*jslint evil: true */
let moduleName = map.name,
moduleMap = makeModuleMap(moduleName),
hasInteractive = useInteractive;
// As of 2.1.0, support just passing the text, to reinforce fromText only being called once per
// resource. Still support old style of passing moduleName but discard that moduleName in favor
// of the internal ref.
if (textAlt) {
text = textAlt;
}
// Turn off interactive script matching for IE for any define calls in the text, then turn it
// back on at the end.
if (hasInteractive) {
useInteractive = false;
}
// Prime the system by creating a module instance for it.
getModule(moduleMap);
// Transfer any config to this other module.
if (hasProp(config.config, id)) {
config.config[moduleName] = config.config[id];
}
try {
req.exec(text);
} catch (e) {
return onError(makeError('fromtexteval',
'fromText eval for ' + id +
' failed: ' + e,
e,
[id]));
}
if (hasInteractive) {
useInteractive = true;
}
// Mark this as a dependency for the plugin resource.
this.depMaps.push(moduleMap);
// Support anonymous modules.
context.completeLoad(moduleName);
// Bind the value of that module to the value for this resource ID.
localRequire([moduleName], load);
});
// Use parentName here since the plugin's name is not reliable, could be some weird string with no
// path that actually wants to reference the parentName's path.
plugin.load(map.name, localRequire, load, config);
}));
context.enable(pluginMap, this);
this.pluginMaps[pluginMap.id] = pluginMap;
},
enable: function () {
enabledRegistry[this.map.id] = this;
this.enabled = true;
// Set flag mentioning that the module is enabling, so that immediate calls to the defined callbacks for
// dependencies do not trigger inadvertent load with the depCount still being zero.
this.enabling = true;
// Enable each dependency.
each(this.depMaps, bind(this, function (depMap, i) {
let id;
let mod;
let handler;
if (typeof depMap === 'string') {
// Dependency needs to be converted to a depMap and wired up to this module.
depMap = makeModuleMap(depMap,
(this.map.isDefine ? this.map : this.map.parentMap),
false,
!this.skipMap);
this.depMaps[i] = depMap;
handler = getOwn(handlers, depMap.id);
if (handler) {
this.depExports[i] = handler(this);
return;
}
this.depCount += 1;
on(depMap, 'defined', bind(this, function (depExports) {
if (this.undefed) {
return;
}
this.defineDep(i, depExports);
this.check();
}));
if (this.errback) {
on(depMap, 'error', bind(this, this.errback));
} else if (this.events.error) {
// No direct errback on this module, but something else is listening for errors, so be sure
// to propagate the error correctly.
on(depMap, 'error', bind(this, function (err) {
this.emit('error', err);
}));
}
}
id = depMap.id;
mod = registry[id];
// Skip special modules like 'require', 'exports', 'module'. Also, don't call enable if it is
// already enabled, important in circular dependency cases.
if (!hasProp(handlers, id) && mod && !mod.enabled) {
context.enable(depMap, this);
}
}));
// Enable each plugin that is used in a dependency.
eachProp(this.pluginMaps, bind(this, function (pluginMap) {
let mod = getOwn(registry, pluginMap.id);
if (mod && !mod.enabled) {
context.enable(pluginMap, this);
}
}));
this.enabling = false;
this.check();
},
on: function (name, cb) {
let cbs = this.events[name];
if (!cbs) {
cbs = this.events[name] = [];
}
cbs.push(cb);
},
emit: function (name, evt) {
each(this.events[name], function (cb) {
cb(evt);
});
if (name === 'error') {
// Now that the error handler was triggered, remove the listeners, since this broken Module instance
// can stay around for a while in the registry.
delete this.events[name];
}
}
};
function callGetModule(args) {
// Skip modules already defined.
if (!hasProp(defined, args[0])) {
getModule(makeModuleMap(args[0], null, true)).init(args[1], args[2]);
}
}
function removeListener(node, func, name, ieName) {
// Favor detachEvent because of IE9 issue, see attachEvent/addEventListener comment elsewhere in this file.
if (node.detachEvent && !isOpera) {
// Probably IE. If not it will throw an error, which will be useful to know.
if (ieName) {
node.detachEvent(ieName, func);
}
} else {
node.removeEventListener(name, func, false);
}
}
/**
* Given an event from a script node, get the requirejs info from it, and then removes the event listeners on
* the node.
*
* @param {Event} evt
*
* @return {Object}
*/
function getScriptData(evt) {
// Using currentTarget instead of target for Firefox 2.0's sake. Not all old browsers will be supported, but
// this one was easy enough to support and still makes sense.
let node = evt.currentTarget || evt.srcElement;
// Remove the listeners once here.
removeListener(node, context.onScriptLoad, 'load', 'onreadystatechange');
removeListener(node, context.onScriptError, 'error');
return {
node: node,
id: node && node.getAttribute('data-requiremodule')
};
}
function intakeDefines() {
let args;
// Any defined modules in the global queue, intake them now.
takeGlobalQueue();
// Make sure any remaining defQueue items get properly processed.
while (defQueue.length) {
args = defQueue.shift();
if (args[0] === null) {
return onError(makeError('mismatch', 'Mismatched anonymous define() module: ' +
args[args.length - 1]));
} else {
// args are id, deps, factory. Should be normalized by the
// define() function.
callGetModule(args);
}
}
context.defQueueMap = {};
}
context = {
config: config,
contextName: contextName,
registry: registry,
defined: defined,
urlFetched: urlFetched,
defQueue: defQueue,
defQueueMap: {},
Module: Module,
makeModuleMap: makeModuleMap,
nextTick: req.nextTick,
onError: onError,
/**
* Set a configuration for the context.
*
* @param {Object} cfg config object to integrate.
*/
configure: function (cfg) {
// Make sure the baseUrl ends in a slash.
if (cfg.baseUrl) {
if (cfg.baseUrl.charAt(cfg.baseUrl.length - 1) !== '/') {
cfg.baseUrl += '/';
}
}
// Save off the paths since they require special processing, they are additive.
let shim = config.shim,
objs = {
paths: true,
bundles: true,
config: true,
map: true
};
eachProp(cfg, function (value, prop) {
if (objs[prop]) {
if (!config[prop]) {
config[prop] = {};
}
mixin(config[prop], value, true, true);
} else {
config[prop] = value;
}
});
// Reverse map the bundles
if (cfg.bundles) {
eachProp(cfg.bundles, function (value, prop) {
each(value, function (v) {
if (v !== prop) {
bundlesMap[v] = prop;
}
});
});
}
// Merge shim
if (cfg.shim) {
eachProp(cfg.shim, function (value, id) {
// Normalize the structure
if (isArray(value)) {
value = {
deps: value
};
}
if ((value.exports || value.init) && !value.exportsFn) {
value.exportsFn = context.makeShimExports(value);
}
shim[id] = value;
});
config.shim = shim;
}
// Adjust packages if necessary.
if (cfg.packages) {
each(cfg.packages, function (pkgObj) {
let location, name;
pkgObj = typeof pkgObj === 'string' ? {name: pkgObj} : pkgObj;
name = pkgObj.name;
location = pkgObj.location;
if (location) {
config.paths[name] = pkgObj.location;
}
// Save pointer to main module ID for pkg name. Remove leading dot in main, so main paths are
// normalized, and remove any trailing .js, since different package envs have different
// conventions: some use a module name, some use a file name.
config.pkgs[name] = pkgObj.name + '/' + (pkgObj.main || 'main')
.replace(currDirRegExp, '')
.replace(jsSuffixRegExp, '');
});
}
// If there are any "waiting to execute" modules in the registry, update the maps for them, since their
// info, like URLs to load, may have changed.
eachProp(registry, function (mod, id) {
// If module already has init called, since it is too late to modify them, and ignore unnormalized
// ones since they are transient.
if (!mod.inited && !mod.map.unnormalized) {
mod.map = makeModuleMap(id, null, true);
}
});
// If a deps array or a config callback is specified, then call require with those args. This is useful
// when require is defined as a config object before require.js is loaded.
if (cfg.deps || cfg.callback) {
context.require(cfg.deps || [], cfg.callback);
}
},
makeShimExports: function (value) {
function fn() {
let ret;
if (value.init) {
ret = value.init.apply(global, arguments);
}
return ret || (value.exports && getGlobal(value.exports));
}
return fn;
},
makeRequire: function (relMap, options) {
options = options || {};
function localRequire(deps, callback, errback) {
let id, map, requireMod;
if (options.enableBuildCallback && callback && isFunction(callback)) {
callback.__requireJsBuild = true;
}
if (typeof deps === 'string') {
if (isFunction(callback)) {
// Invalid call
return onError(makeError('requireargs', 'Invalid require call'), errback);
}
// If require|exports|module are requested, get the value for them from the special handlers.
// Caveat: this only works while module is being defined.
if (relMap && hasProp(handlers, deps)) {
return handlers[deps](registry[relMap.id]);
}
// Synchronous access to one module. If require.get is available (as in the Node adapter),
// prefer that.
if (req.get) {
return req.get(context, deps, relMap, localRequire);
}
// Normalize module name, if it contains . or ..
map = makeModuleMap(deps, relMap, false, true);
id = map.id;
if (!hasProp(defined, id)) {
return onError(makeError('notloaded', 'Module name "' +
id +
'" has not been loaded yet for context: ' +
contextName +
(relMap ? '' : '. Use require([])')));
}
return defined[id];
}
// Grab defines waiting in the global queue.
intakeDefines();
// Mark all the dependencies as needing to be loaded.
context.nextTick(function () {
// Some defines could have been added since the
// require call, collect them.
intakeDefines();
requireMod = getModule(makeModuleMap(null, relMap));
// Store if map config should be applied to this require
// call for dependencies.
requireMod.skipMap = options.skipMap;
requireMod.init(deps, callback, errback, {
enabled: true
});
checkLoaded();
});
return localRequire;
}
mixin(localRequire, {
isBrowser: isBrowser,
/**
* Converts a module name + .extension into an URL path.
*
* *Requires* the use of a module name. It does not support using plain URLs like nameToUrl.
*/
toUrl: function (moduleNamePlusExt) {
let ext,
index = moduleNamePlusExt.lastIndexOf('.'),
segment = moduleNamePlusExt.split('/')[0],
isRelative = segment === '.' || segment === '..';
// Have a file extension alias, and it is not the
// dots from a relative path.
if (index !== -1 && (!isRelative || index > 1)) {
ext = moduleNamePlusExt.substring(index, moduleNamePlusExt.length);
moduleNamePlusExt = moduleNamePlusExt.substring(0, index);
}
return context.nameToUrl(normalize(moduleNamePlusExt,
relMap && relMap.id, true), ext, true);
},
defined: function (id) {
return hasProp(defined, makeModuleMap(id, relMap, false, true).id);
},
specified: function (id) {
id = makeModuleMap(id, relMap, false, true).id;
return hasProp(defined, id) || hasProp(registry, id);
}
});
// Only allow undef on top level require calls.
if (!relMap) {
localRequire.undef = function (id) {
// Bind any waiting define() calls to this context, fix for #408.
takeGlobalQueue();
let map = makeModuleMap(id, relMap, true);
let mod = getOwn(registry, id);
mod.undefed = true;
removeScript(id);
delete defined[id];
delete urlFetched[map.url];
delete undefEvents[id];
// Clean queued defines too. Go backwards in array so that the splices do not mess up the
// iteration.
eachReverse(defQueue, function (args, i) {
if (args[0] === id) {
defQueue.splice(i, 1);
}
});
delete context.defQueueMap[id];
if (mod) {
// Hold on to listeners in case the module will be attempted to be reloaded using a
// different config.
if (mod.events.defined) {
undefEvents[id] = mod.events;
}
cleanRegistry(id);
}
};
}
return localRequire;
},
/**
* Called to enable a module if it is still in the registry awaiting enablement. A second arg, parent, the
* parent module, is passed in for context, when this method is overridden by the optimizer. Not shown here
* to keep code compact.
*/
enable: function (depMap) {
let mod = getOwn(registry, depMap.id);
if (mod) {
getModule(depMap).enable();
}
},
/**
* Internal method used by environment adapters to complete a load event.
*
* A load event could be a script load or just a load pass from a synchronous load call.
*
* @param {String} moduleName The name of the module to potentially complete.
*/
completeLoad: function (moduleName) {
let found;
let args;
let mod;
let shim = getOwn(config.shim, moduleName) || {};
let shExports = shim.exports;
takeGlobalQueue();
while (defQueue.length) {
args = defQueue.shift();
if (args[0] === null) {
args[0] = moduleName;
// If already found an anonymous module and bound it to this name, then this is some other anon
// module waiting for its completeLoad to fire.
if (found) {
break;
}
found = true;
} else if (args[0] === moduleName) {
// Found matching define call for this script!
found = true;
}
callGetModule(args);
}
context.defQueueMap = {};
// Do this after the cycle of callGetModule in case the result
// of those calls/init calls changes the registry.
mod = getOwn(registry, moduleName);
if (!found && !hasProp(defined, moduleName) && mod && !mod.inited) {
if (config.enforceDefine && (!shExports || !getGlobal(shExports))) {
if (hasPathFallback(moduleName)) {
return;
} else {
return onError(makeError('nodefine',
'No define call for ' + moduleName,
null,
[moduleName]));
}
} else {
// A script that does not call define(), so just simulate the call for it.
callGetModule([moduleName, (shim.deps || []), shim.exportsFn]);
}
}
checkLoaded();
},
/**
* Converts a module name to a file path.
*
* Supports cases where moduleName may actually be just an URL.
*
* Note that it **does not** call normalize on the moduleName, it is assumed to have already been
* normalized. This is an internal API, not a public one. Use toUrl for the public API.
*/
nameToUrl: function (moduleName, ext, skipExt) {
let paths;
let syms;
let i;
let parentModule;
let url;
let parentPath, bundleId;
let pkgMain = getOwn(config.pkgs, moduleName);
if (pkgMain) {
moduleName = pkgMain;
}
bundleId = getOwn(bundlesMap, moduleName);
if (bundleId) {
return context.nameToUrl(bundleId, ext, skipExt);
}
// If a colon is in the URL, it indicates a protocol is used and it is just an URL to a file, or if it
// starts with a slash, contains a query arg (i.e. ?) or ends with .js, then assume the user meant to
// use an url and not a module id. The slash is important for protocol-less URLs as well as full paths.
if (req.jsExtRegExp.test(moduleName)) {
// Just a plain path, not module name lookup, so just return it. Add extension if it is included.
// This is a bit wonky, only non-.js things pass an extension, this method probably needs to be
// reworked.
url = moduleName + (ext || '');
} else {
// A module that needs to be converted to a path.
paths = config.paths;
syms = moduleName.split('/');
// For each module name segment, see if there is a path registered for it. Start with most specific
// name and work up from it.
for (i = syms.length; i > 0; i -= 1) {
parentModule = syms.slice(0, i).join('/');
parentPath = getOwn(paths, parentModule);
if (parentPath) {
// If an array, it means there are a few choices, Choose the one that is desired.
if (isArray(parentPath)) {
parentPath = parentPath[0];
}
syms.splice(0, i, parentPath);
break;
}
}
// Join the path parts together, then figure out if baseUrl is needed.
url = syms.join('/');
url += (ext || (/^data\:|\?/.test(url) || skipExt ? '' : '.js'));
url = (url.charAt(0) === '/' || url.match(/^[\w\+\.\-]+:/) ? '' : config.baseUrl) + url;
}
return config.urlArgs ? url +
((url.indexOf('?') === -1 ? '?' : '&') +
config.urlArgs) : url;
},
// Delegates to req.load. Broken out as a separate function to allow overriding in the optimizer.
load: function (id, url) {
req.load(context, id, url);
},
/**
* Executes a module callback function.
*
* Broken out as a separate function solely to allow the build system to sequence the files in the built
* layer in the right sequence.
*
* @private
*/
execCb: function (name, callback, args, exports) {
return callback.apply(exports, args);
},
/**
* Callback for script loads, used to check status of loading.
*
* @param {Event} evt the event from the browser for the script that was loaded.
*/
onScriptLoad: function (evt) {
// Using currentTarget instead of target for Firefox 2.0's sake. Not
// all old browsers will be supported, but this one was easy enough
// to support and still makes sense.
if (evt.type === 'load' ||
(readyRegExp.test((evt.currentTarget || evt.srcElement).readyState))) {
// Reset interactive script so a script node is not held onto for
// to long.
interactiveScript = null;
// Pull out the name of the module and the context.
let data = getScriptData(evt);
context.completeLoad(data.id);
}
},
/**
* Callback for script errors.
*/
onScriptError: function (evt) {
let data = getScriptData(evt);
if (!hasPathFallback(data.id)) {
let parents = [];
eachProp(registry, function (value, key) {
if (key.indexOf('_@r') !== 0) {
each(value.depMaps, function (depMap) {
if (depMap.id === data.id) {
parents.push(key);
}
return true;
});
}
});
return onError(makeError('scripterror', 'Script error for "' + data.id +
(parents.length ?
'", needed by: ' + parents.join(', ') :
'"'), evt, [data.id]));
}
}
};
context.require = context.makeRequire();
return context;
}
/**
* Main entry point.
*
* If the only argument to require is a string, then the module that is represented by that string is fetched for
* the appropriate context.
*
* If the first argument is an array, then it will be treated as an array of dependency string names to fetch. An
* optional function callback can be specified to execute when all of those dependencies are available.
*
* Make a local req variable to help Caja compliance (it assumes things on a require that are not standardized),
* and to give a short name for minification/local scope use.
*/
req = window.requirejs = function (deps, callback, errback, optional) {
// Find the right context, use default
let context;
let config;
let contextName = defContextName;
// Determine if have config object in the call.
if (!isArray(deps) && typeof deps !== 'string') {
// deps is a config object
config = deps;
if (isArray(callback)) {
// Adjust args if there are dependencies
deps = callback;
callback = errback;
errback = optional;
} else {
deps = [];
}
}
if (config && config.context) {
contextName = config.context;
}
context = getOwn(contexts, contextName);
if (!context) {
context = contexts[contextName] = req.s.newContext(contextName);
}
if (config) {
context.configure(config);
}
return context.require(deps, callback, errback);
};
/**
* Support require.config() to make it easier to cooperate with other AMD loaders on globally agreed names.
*/
req.config = function (config) {
return req(config);
};
/**
* Execute something after the current tick of the event loop.
*
* Override for other envs that have a better solution than setTimeout.
*
* @param {Function} fn function to execute later.
*/
req.nextTick = typeof setTimeout !== 'undefined' ? function (fn) {
setTimeout(fn, 4);
} : function (fn) {
fn();
};
/**
* Export require as a global, but only if it does not already exist.
*/
if (!window.require) {
window.require = req;
}
req.version = version;
// Used to filter out dependencies that are already paths.
req.jsExtRegExp = /^\/|:|\?|\.js$/;
req.isBrowser = isBrowser;
s = req.s = {
contexts: contexts,
newContext: newContext
};
// Create default context.
req({});
// Exports some context-sensitive methods on global require.
each([
'toUrl',
'undef',
'defined',
'specified'
], function (prop) {
// Reference from contexts instead of early binding to default context,
// so that during builds, the latest instance of the default context
// with its config gets used.
req[prop] = function () {
let ctx = contexts[defContextName];
return ctx.require[prop].apply(ctx, arguments);
};
});
if (isBrowser) {
head = s.head = document.getElementsByTagName('head')[0];
// If BASE tag is in play, using appendChild is a problem for IE6.
// When that browser dies, this can be removed. Details in this jQuery bug:
// http://dev.jquery.com/ticket/2709
baseElement = document.getElementsByTagName('base')[0];
if (baseElement) {
head = s.head = baseElement.parentNode;
}
}
/**
* Any errors that require explicitly generates will be passed to this function.
*
* Intercept/override it if you want custom error handling.
*
* @param {Error} err the error object.
*/
req.onError = defaultOnError;
/**
* Creates the node for the load command. Only used in browser envs.
*/
req.createNode = function (config, moduleName, url) {
const node = config.xhtml ?
document.createElementNS('http://www.w3.org/1999/xhtml', 'html:script') :
document.createElement('script');
node.type = config.scriptType || 'text/javascript';
node.charset = 'utf-8';
node.async = true;
return node;
};
/**
* Does the request to load a module for the browser case.
*
* Make this a separate function to allow other environments to override it.
*
* @param {Object} context the require context to find state.
* @param {String} moduleName the name of the module.
* @param {Object} url the URL to the module.
*/
req.load = function (context, moduleName, url) {
let config = (context && context.config) || {};
let node;
if (isBrowser) {
// In the browser so use a script tag
node = req.createNode(config, moduleName, url);
if (config.onNodeCreated) {
config.onNodeCreated(node, config, moduleName, url);
}
node.setAttribute('data-requirecontext', context.contextName);
node.setAttribute('data-requiremodule', moduleName);
// Set up load listener. Test attachEvent first because IE9 has a subtle issue in its addEventListener and
// script onload firings that do not match the behavior of all other browsers with addEventListener support,
// which fire the onload event for a script right after the script execution. See:
// https://connect.microsoft.com/IE/feedback/details/648057/script-onload-event-is-not-fired-immediately-after-script-execution
// UNFORTUNATELY Opera implements attachEvent but does not follow the script script execution mode.
if (node.attachEvent &&
// Check if node.attachEvent is artificially added by custom script or natively supported by browser
// read https://github.com/jrburke/requirejs/issues/187
// if we can NOT find [native code] then it must NOT natively supported. in IE8, node.attachEvent does
// not have toString(). Note the test for "[native code" with no closing brace, see:
// https://github.com/jrburke/requirejs/issues/273
!(node.attachEvent.toString && node.attachEvent.toString().indexOf('[native code') < 0) &&
!isOpera) {
// Probably IE. IE (at least 6-8) do not fire script onload right after executing the script, so
// we cannot tie the anonymous define call to a name. However, IE reports the script as being in
// 'interactive' readyState at the time of the define call.
useInteractive = true;
node.attachEvent('onreadystatechange', context.onScriptLoad);
// It would be great to add an error handler here to catch 404s in IE9+. However, onreadystatechange
// will fire before the error handler, so that does not help. If addEventListener is used, then IE will
// fire error before load, but we cannot use that pathway given the connect.microsoft.com issue
// mentioned above about not doing the 'script execute, then fire the script load event listener before
// execute next script' that other browsers do. Best hope: IE10 fixes the issues, and then destroys all
// installs of IE 6-9.
// node.attachEvent('onerror', context.onScriptError);
} else {
node.addEventListener('load', context.onScriptLoad, false);
node.addEventListener('error', context.onScriptError, false);
}
node.src = url;
// For some cache cases in IE 6-8, the script executes before the end of the appendChild execution, so to
// tie an anonymous define call to the module name (which is stored on the node), hold on to a reference to
// this node, but clear after the DOM insertion.
if (baseElement) {
head.insertBefore(node, baseElement);
} else {
head.appendChild(node);
}
return node;
} else if (isWebWorker) {
try {
// In a web worker, use importScripts. This is not a very
// efficient use of importScripts, importScripts will block until
// its script is downloaded and evaluated. However, if web workers
// are in play, the expectation is that a build has been done so
// that only one script needs to be loaded anyway. This may need
// to be reevaluated if other use cases become common.
importScripts(url);
// Account for anonymous modules
context.completeLoad(moduleName);
} catch (e) {
context.onError(makeError('importscripts',
'importScripts failed for ' +
moduleName + ' at ' + url,
e,
[moduleName]));
}
}
};
// Look for a data-main script attribute, which could also adjust the baseUrl.
if (isBrowser && !cfg.skipDataMain) {
// Figure out baseUrl. Get it from the script tag with require.js in it.
eachReverse(scripts(), function (script) {
// Set the 'head' where we can append children by
// using the script's parent.
if (!head) {
head = script.parentNode;
}
// Look for a data-main attribute to set main script for the page
// to load. If it is there, the path to data main becomes the
// baseUrl, if it is not already set.
dataMain = script.getAttribute('data-main');
if (dataMain) {
// Preserve dataMain in case it is a path (i.e. contains '?')
mainScript = dataMain;
// Set final baseUrl if there is not already an explicit one.
if (!cfg.baseUrl) {
// Pull off the directory of data-main for use as the
// baseUrl.
src = mainScript.split('/');
mainScript = src.pop();
subPath = src.length ? src.join('/') + '/' : './';
cfg.baseUrl = subPath;
}
// Strip off any trailing .js since mainScript is now
// like a module name.
mainScript = mainScript.replace(jsSuffixRegExp, '');
// If mainScript is still a path, fall back to dataMain
if (req.jsExtRegExp.test(mainScript)) {
mainScript = dataMain;
}
// Put the data-main script in the files to load.
cfg.deps = cfg.deps ? cfg.deps.concat(mainScript) : [mainScript];
return true;
}
});
}
/**
* Executes the text. Normally just uses eval, but can be modified to use a better, environment-specific call.
* Only used for transpiling loader plugins, not for plain JS modules.
*
* @param {String} text The text to execute/evaluate.
*/
req.exec = function (text) {
/*jslint evil: true */
return eval(text);
};
// Set up with config info.
req(cfg);
})();