From c4ec9064063f3b15aeb25feb85a3afaaa02008ba Mon Sep 17 00:00:00 2001 From: Brian Picciano Date: Sun, 13 Aug 2023 22:06:32 +0200 Subject: Remove leftover static assets specific to individual blog posts --- src/http/static/viz/1/goog/base.js | 2727 ------------------------------------ 1 file changed, 2727 deletions(-) delete mode 100644 src/http/static/viz/1/goog/base.js (limited to 'src/http/static/viz/1/goog/base.js') diff --git a/src/http/static/viz/1/goog/base.js b/src/http/static/viz/1/goog/base.js deleted file mode 100644 index 97a9947..0000000 --- a/src/http/static/viz/1/goog/base.js +++ /dev/null @@ -1,2727 +0,0 @@ -// Copyright 2006 The Closure Library Authors. All Rights Reserved. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS-IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -/** - * @fileoverview Bootstrap for the Google JS Library (Closure). - * - * In uncompiled mode base.js will write out Closure's deps file, unless the - * global CLOSURE_NO_DEPS is set to true. This allows projects to - * include their own deps file(s) from different locations. - * - * @author arv@google.com (Erik Arvidsson) - * - * @provideGoog - */ - - -/** - * @define {boolean} Overridden to true by the compiler when - * --process_closure_primitives is specified. - */ -var COMPILED = false; - - -/** - * Base namespace for the Closure library. Checks to see goog is already - * defined in the current scope before assigning to prevent clobbering if - * base.js is loaded more than once. - * - * @const - */ -var goog = goog || {}; - - -/** - * Reference to the global context. In most cases this will be 'window'. - */ -goog.global = this; - - -/** - * A hook for overriding the define values in uncompiled mode. - * - * In uncompiled mode, {@code CLOSURE_UNCOMPILED_DEFINES} may be defined before - * loading base.js. If a key is defined in {@code CLOSURE_UNCOMPILED_DEFINES}, - * {@code goog.define} will use the value instead of the default value. This - * allows flags to be overwritten without compilation (this is normally - * accomplished with the compiler's "define" flag). - * - * Example: - * 
- *   var CLOSURE_UNCOMPILED_DEFINES = {'goog.DEBUG': false};
- *
- * - * @type {Object|undefined} - */ -goog.global.CLOSURE_UNCOMPILED_DEFINES; - - -/** - * A hook for overriding the define values in uncompiled or compiled mode, - * like CLOSURE_UNCOMPILED_DEFINES but effective in compiled code. In - * uncompiled code CLOSURE_UNCOMPILED_DEFINES takes precedence. - * - * Also unlike CLOSURE_UNCOMPILED_DEFINES the values must be number, boolean or - * string literals or the compiler will emit an error. - * - * While any @define value may be set, only those set with goog.define will be - * effective for uncompiled code. - * - * Example: - * 
- *   var CLOSURE_DEFINES = {'goog.DEBUG': false} ;
- *
- * - * @type {Object|undefined} - */ -goog.global.CLOSURE_DEFINES; - - -/** - * Returns true if the specified value is not undefined. - * WARNING: Do not use this to test if an object has a property. Use the in - * operator instead. - * - * @param {?} val Variable to test. - * @return {boolean} Whether variable is defined. - */ -goog.isDef = function(val) { - // void 0 always evaluates to undefined and hence we do not need to depend on - // the definition of the global variable named 'undefined'. - return val !== void 0; -}; - - -/** - * Builds an object structure for the provided namespace path, ensuring that - * names that already exist are not overwritten. For example: - * "a.b.c" -> a = {};a.b={};a.b.c={}; - * Used by goog.provide and goog.exportSymbol. - * @param {string} name name of the object that this file defines. - * @param {*=} opt_object the object to expose at the end of the path. - * @param {Object=} opt_objectToExportTo The object to add the path to; default - * is |goog.global|. - * @private - */ -goog.exportPath_ = function(name, opt_object, opt_objectToExportTo) { - var parts = name.split('.'); - var cur = opt_objectToExportTo || goog.global; - - // Internet Explorer exhibits strange behavior when throwing errors from - // methods externed in this manner. See the testExportSymbolExceptions in - // base_test.html for an example. - if (!(parts[0] in cur) && cur.execScript) { - cur.execScript('var ' + parts[0]); - } - - // Certain browsers cannot parse code in the form for((a in b); c;); - // This pattern is produced by the JSCompiler when it collapses the - // statement above into the conditional loop below. To prevent this from - // happening, use a for-loop and reserve the init logic as below. - - // Parentheses added to eliminate strict JS warning in Firefox. - for (var part; parts.length && (part = parts.shift());) { - if (!parts.length && goog.isDef(opt_object)) { - // last part and we have an object; use it - cur[part] = opt_object; - } else if (cur[part]) { - cur = cur[part]; - } else { - cur = cur[part] = {}; - } - } -}; - - -/** - * Defines a named value. In uncompiled mode, the value is retrieved from - * CLOSURE_DEFINES or CLOSURE_UNCOMPILED_DEFINES if the object is defined and - * has the property specified, and otherwise used the defined defaultValue. - * When compiled the default can be overridden using the compiler - * options or the value set in the CLOSURE_DEFINES object. - * - * @param {string} name The distinguished name to provide. - * @param {string|number|boolean} defaultValue - */ -goog.define = function(name, defaultValue) { - var value = defaultValue; - if (!COMPILED) { - if (goog.global.CLOSURE_UNCOMPILED_DEFINES && - Object.prototype.hasOwnProperty.call( - goog.global.CLOSURE_UNCOMPILED_DEFINES, name)) { - value = goog.global.CLOSURE_UNCOMPILED_DEFINES[name]; - } else if ( - goog.global.CLOSURE_DEFINES && - Object.prototype.hasOwnProperty.call( - goog.global.CLOSURE_DEFINES, name)) { - value = goog.global.CLOSURE_DEFINES[name]; - } - } - goog.exportPath_(name, value); -}; - - -/** - * @define {boolean} DEBUG is provided as a convenience so that debugging code - * that should not be included in a production js_binary can be easily stripped - * by specifying --define goog.DEBUG=false to the JSCompiler. For example, most - * toString() methods should be declared inside an "if (goog.DEBUG)" conditional - * because they are generally used for debugging purposes and it is difficult - * for the JSCompiler to statically determine whether they are used. - */ -goog.define('goog.DEBUG', true); - - -/** - * @define {string} LOCALE defines the locale being used for compilation. It is - * used to select locale specific data to be compiled in js binary. BUILD rule - * can specify this value by "--define goog.LOCALE=" as JSCompiler - * option. - * - * Take into account that the locale code format is important. You should use - * the canonical Unicode format with hyphen as a delimiter. Language must be - * lowercase, Language Script - Capitalized, Region - UPPERCASE. - * There are few examples: pt-BR, en, en-US, sr-Latin-BO, zh-Hans-CN. - * - * See more info about locale codes here: - * http://www.unicode.org/reports/tr35/#Unicode_Language_and_Locale_Identifiers - * - * For language codes you should use values defined by ISO 693-1. See it here - * http://www.w3.org/WAI/ER/IG/ert/iso639.htm. There is only one exception from - * this rule: the Hebrew language. For legacy reasons the old code (iw) should - * be used instead of the new code (he), see http://wiki/Main/IIISynonyms. - */ -goog.define('goog.LOCALE', 'en'); // default to en - - -/** - * @define {boolean} Whether this code is running on trusted sites. - * - * On untrusted sites, several native functions can be defined or overridden by - * external libraries like Prototype, Datejs, and JQuery and setting this flag - * to false forces closure to use its own implementations when possible. - * - * If your JavaScript can be loaded by a third party site and you are wary about - * relying on non-standard implementations, specify - * "--define goog.TRUSTED_SITE=false" to the JSCompiler. - */ -goog.define('goog.TRUSTED_SITE', true); - - -/** - * @define {boolean} Whether a project is expected to be running in strict mode. - * - * This define can be used to trigger alternate implementations compatible with - * running in EcmaScript Strict mode or warn about unavailable functionality. - * @see https://goo.gl/PudQ4y - * - */ -goog.define('goog.STRICT_MODE_COMPATIBLE', false); - - -/** - * @define {boolean} Whether code that calls {@link goog.setTestOnly} should - * be disallowed in the compilation unit. - */ -goog.define('goog.DISALLOW_TEST_ONLY_CODE', COMPILED && !goog.DEBUG); - - -/** - * @define {boolean} Whether to use a Chrome app CSP-compliant method for - * loading scripts via goog.require. @see appendScriptSrcNode_. - */ -goog.define('goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING', false); - - -/** - * Defines a namespace in Closure. - * - * A namespace may only be defined once in a codebase. It may be defined using - * goog.provide() or goog.module(). - * - * The presence of one or more goog.provide() calls in a file indicates - * that the file defines the given objects/namespaces. - * Provided symbols must not be null or undefined. - * - * In addition, goog.provide() creates the object stubs for a namespace - * (for example, goog.provide("goog.foo.bar") will create the object - * goog.foo.bar if it does not already exist). - * - * Build tools also scan for provide/require/module statements - * to discern dependencies, build dependency files (see deps.js), etc. - * - * @see goog.require - * @see goog.module - * @param {string} name Namespace provided by this file in the form - * "goog.package.part". - */ -goog.provide = function(name) { - if (goog.isInModuleLoader_()) { - throw Error('goog.provide can not be used within a goog.module.'); - } - if (!COMPILED) { - // Ensure that the same namespace isn't provided twice. - // A goog.module/goog.provide maps a goog.require to a specific file - if (goog.isProvided_(name)) { - throw Error('Namespace "' + name + '" already declared.'); - } - } - - goog.constructNamespace_(name); -}; - - -/** - * @param {string} name Namespace provided by this file in the form - * "goog.package.part". - * @param {Object=} opt_obj The object to embed in the namespace. - * @private - */ -goog.constructNamespace_ = function(name, opt_obj) { - if (!COMPILED) { - delete goog.implicitNamespaces_[name]; - - var namespace = name; - while ((namespace = namespace.substring(0, namespace.lastIndexOf('.')))) { - if (goog.getObjectByName(namespace)) { - break; - } - goog.implicitNamespaces_[namespace] = true; - } - } - - goog.exportPath_(name, opt_obj); -}; - - -/** - * Module identifier validation regexp. - * Note: This is a conservative check, it is very possible to be more lenient, - * the primary exclusion here is "/" and "\" and a leading ".", these - * restrictions are intended to leave the door open for using goog.require - * with relative file paths rather than module identifiers. - * @private - */ -goog.VALID_MODULE_RE_ = /^[a-zA-Z_$][a-zA-Z0-9._$]*$/; - - -/** - * Defines a module in Closure. - * - * Marks that this file must be loaded as a module and claims the namespace. - * - * A namespace may only be defined once in a codebase. It may be defined using - * goog.provide() or goog.module(). - * - * goog.module() has three requirements: - * - goog.module may not be used in the same file as goog.provide. - * - goog.module must be the first statement in the file. - * - only one goog.module is allowed per file. - * - * When a goog.module annotated file is loaded, it is enclosed in - * a strict function closure. This means that: - * - any variables declared in a goog.module file are private to the file - * (not global), though the compiler is expected to inline the module. - * - The code must obey all the rules of "strict" JavaScript. - * - the file will be marked as "use strict" - * - * NOTE: unlike goog.provide, goog.module does not declare any symbols by - * itself. If declared symbols are desired, use - * goog.module.declareLegacyNamespace(). - * - * - * See the public goog.module proposal: http://goo.gl/Va1hin - * - * @param {string} name Namespace provided by this file in the form - * "goog.package.part", is expected but not required. - */ -goog.module = function(name) { - if (!goog.isString(name) || !name || - name.search(goog.VALID_MODULE_RE_) == -1) { - throw Error('Invalid module identifier'); - } - if (!goog.isInModuleLoader_()) { - throw Error('Module ' + name + ' has been loaded incorrectly.'); - } - if (goog.moduleLoaderState_.moduleName) { - throw Error('goog.module may only be called once per module.'); - } - - // Store the module name for the loader. - goog.moduleLoaderState_.moduleName = name; - if (!COMPILED) { - // Ensure that the same namespace isn't provided twice. - // A goog.module/goog.provide maps a goog.require to a specific file - if (goog.isProvided_(name)) { - throw Error('Namespace "' + name + '" already declared.'); - } - delete goog.implicitNamespaces_[name]; - } -}; - - -/** - * @param {string} name The module identifier. - * @return {?} The module exports for an already loaded module or null. - * - * Note: This is not an alternative to goog.require, it does not - * indicate a hard dependency, instead it is used to indicate - * an optional dependency or to access the exports of a module - * that has already been loaded. - * @suppress {missingProvide} - */ -goog.module.get = function(name) { - return goog.module.getInternal_(name); -}; - - -/** - * @param {string} name The module identifier. - * @return {?} The module exports for an already loaded module or null. - * @private - */ -goog.module.getInternal_ = function(name) { - if (!COMPILED) { - if (goog.isProvided_(name)) { - // goog.require only return a value with-in goog.module files. - return name in goog.loadedModules_ ? goog.loadedModules_[name] : - goog.getObjectByName(name); - } else { - return null; - } - } -}; - - -/** - * @private {?{moduleName: (string|undefined), declareLegacyNamespace:boolean}} - */ -goog.moduleLoaderState_ = null; - - -/** - * @private - * @return {boolean} Whether a goog.module is currently being initialized. - */ -goog.isInModuleLoader_ = function() { - return goog.moduleLoaderState_ != null; -}; - - -/** - * Provide the module's exports as a globally accessible object under the - * module's declared name. This is intended to ease migration to goog.module - * for files that have existing usages. - * @suppress {missingProvide} - */ -goog.module.declareLegacyNamespace = function() { - if (!COMPILED && !goog.isInModuleLoader_()) { - throw new Error( - 'goog.module.declareLegacyNamespace must be called from ' + - 'within a goog.module'); - } - if (!COMPILED && !goog.moduleLoaderState_.moduleName) { - throw Error( - 'goog.module must be called prior to ' + - 'goog.module.declareLegacyNamespace.'); - } - goog.moduleLoaderState_.declareLegacyNamespace = true; -}; - - -/** - * Marks that the current file should only be used for testing, and never for - * live code in production. - * - * In the case of unit tests, the message may optionally be an exact namespace - * for the test (e.g. 'goog.stringTest'). The linter will then ignore the extra - * provide (if not explicitly defined in the code). - * - * @param {string=} opt_message Optional message to add to the error that's - * raised when used in production code. - */ -goog.setTestOnly = function(opt_message) { - if (goog.DISALLOW_TEST_ONLY_CODE) { - opt_message = opt_message || ''; - throw Error( - 'Importing test-only code into non-debug environment' + - (opt_message ? ': ' + opt_message : '.')); - } -}; - - -/** - * Forward declares a symbol. This is an indication to the compiler that the - * symbol may be used in the source yet is not required and may not be provided - * in compilation. - * - * The most common usage of forward declaration is code that takes a type as a - * function parameter but does not need to require it. By forward declaring - * instead of requiring, no hard dependency is made, and (if not required - * elsewhere) the namespace may never be required and thus, not be pulled - * into the JavaScript binary. If it is required elsewhere, it will be type - * checked as normal. - * - * - * @param {string} name The namespace to forward declare in the form of - * "goog.package.part". - */ -goog.forwardDeclare = function(name) {}; - - -/** - * Forward declare type information. Used to assign types to goog.global - * referenced object that would otherwise result in unknown type references - * and thus block property disambiguation. - */ -goog.forwardDeclare('Document'); -goog.forwardDeclare('HTMLScriptElement'); -goog.forwardDeclare('XMLHttpRequest'); - - -if (!COMPILED) { - /** - * Check if the given name has been goog.provided. This will return false for - * names that are available only as implicit namespaces. - * @param {string} name name of the object to look for. - * @return {boolean} Whether the name has been provided. - * @private - */ - goog.isProvided_ = function(name) { - return (name in goog.loadedModules_) || - (!goog.implicitNamespaces_[name] && - goog.isDefAndNotNull(goog.getObjectByName(name))); - }; - - /** - * Namespaces implicitly defined by goog.provide. For example, - * goog.provide('goog.events.Event') implicitly declares that 'goog' and - * 'goog.events' must be namespaces. - * - * @type {!Object} - * @private - */ - goog.implicitNamespaces_ = {'goog.module': true}; - - // NOTE: We add goog.module as an implicit namespace as goog.module is defined - // here and because the existing module package has not been moved yet out of - // the goog.module namespace. This satisifies both the debug loader and - // ahead-of-time dependency management. -} - - -/** - * Returns an object based on its fully qualified external name. The object - * is not found if null or undefined. If you are using a compilation pass that - * renames property names beware that using this function will not find renamed - * properties. - * - * @param {string} name The fully qualified name. - * @param {Object=} opt_obj The object within which to look; default is - * |goog.global|. - * @return {?} The value (object or primitive) or, if not found, null. - */ -goog.getObjectByName = function(name, opt_obj) { - var parts = name.split('.'); - var cur = opt_obj || goog.global; - for (var part; part = parts.shift();) { - if (goog.isDefAndNotNull(cur[part])) { - cur = cur[part]; - } else { - return null; - } - } - return cur; -}; - - -/** - * Globalizes a whole namespace, such as goog or goog.lang. - * - * @param {!Object} obj The namespace to globalize. - * @param {Object=} opt_global The object to add the properties to. - * @deprecated Properties may be explicitly exported to the global scope, but - * this should no longer be done in bulk. - */ -goog.globalize = function(obj, opt_global) { - var global = opt_global || goog.global; - for (var x in obj) { - global[x] = obj[x]; - } -}; - - -/** - * Adds a dependency from a file to the files it requires. - * @param {string} relPath The path to the js file. - * @param {!Array} provides An array of strings with - * the names of the objects this file provides. - * @param {!Array} requires An array of strings with - * the names of the objects this file requires. - * @param {boolean|!Object=} opt_loadFlags Parameters indicating - * how the file must be loaded. The boolean 'true' is equivalent - * to {'module': 'goog'} for backwards-compatibility. Valid properties - * and values include {'module': 'goog'} and {'lang': 'es6'}. - */ -goog.addDependency = function(relPath, provides, requires, opt_loadFlags) { - if (goog.DEPENDENCIES_ENABLED) { - var provide, require; - var path = relPath.replace(/\\/g, '/'); - var deps = goog.dependencies_; - if (!opt_loadFlags || typeof opt_loadFlags === 'boolean') { - opt_loadFlags = opt_loadFlags ? {'module': 'goog'} : {}; - } - for (var i = 0; provide = provides[i]; i++) { - deps.nameToPath[provide] = path; - deps.loadFlags[path] = opt_loadFlags; - } - for (var j = 0; require = requires[j]; j++) { - if (!(path in deps.requires)) { - deps.requires[path] = {}; - } - deps.requires[path][require] = true; - } - } -}; - - - - -// NOTE(nnaze): The debug DOM loader was included in base.js as an original way -// to do "debug-mode" development. The dependency system can sometimes be -// confusing, as can the debug DOM loader's asynchronous nature. -// -// With the DOM loader, a call to goog.require() is not blocking -- the script -// will not load until some point after the current script. If a namespace is -// needed at runtime, it needs to be defined in a previous script, or loaded via -// require() with its registered dependencies. -// -// User-defined namespaces may need their own deps file. For a reference on -// creating a deps file, see: -// Externally: https://developers.google.com/closure/library/docs/depswriter -// -// Because of legacy clients, the DOM loader can't be easily removed from -// base.js. Work is being done to make it disableable or replaceable for -// different environments (DOM-less JavaScript interpreters like Rhino or V8, -// for example). See bootstrap/ for more information. - - -/** - * @define {boolean} Whether to enable the debug loader. - * - * If enabled, a call to goog.require() will attempt to load the namespace by - * appending a script tag to the DOM (if the namespace has been registered). - * - * If disabled, goog.require() will simply assert that the namespace has been - * provided (and depend on the fact that some outside tool correctly ordered - * the script). - */ -goog.define('goog.ENABLE_DEBUG_LOADER', true); - - -/** - * @param {string} msg - * @private - */ -goog.logToConsole_ = function(msg) { - if (goog.global.console) { - goog.global.console['error'](msg); - } -}; - - -/** - * Implements a system for the dynamic resolution of dependencies that works in - * parallel with the BUILD system. Note that all calls to goog.require will be - * stripped by the JSCompiler when the --process_closure_primitives option is - * used. - * @see goog.provide - * @param {string} name Namespace to include (as was given in goog.provide()) in - * the form "goog.package.part". - * @return {?} If called within a goog.module file, the associated namespace or - * module otherwise null. - */ -goog.require = function(name) { - // If the object already exists we do not need do do anything. - if (!COMPILED) { - if (goog.ENABLE_DEBUG_LOADER && goog.IS_OLD_IE_) { - goog.maybeProcessDeferredDep_(name); - } - - if (goog.isProvided_(name)) { - if (goog.isInModuleLoader_()) { - return goog.module.getInternal_(name); - } else { - return null; - } - } - - if (goog.ENABLE_DEBUG_LOADER) { - var path = goog.getPathFromDeps_(name); - if (path) { - goog.writeScripts_(path); - return null; - } - } - - var errorMessage = 'goog.require could not find: ' + name; - goog.logToConsole_(errorMessage); - - throw Error(errorMessage); - } -}; - - -/** - * Path for included scripts. - * @type {string} - */ -goog.basePath = ''; - - -/** - * A hook for overriding the base path. - * @type {string|undefined} - */ -goog.global.CLOSURE_BASE_PATH; - - -/** - * Whether to write out Closure's deps file. By default, the deps are written. - * @type {boolean|undefined} - */ -goog.global.CLOSURE_NO_DEPS; - - -/** - * A function to import a single script. This is meant to be overridden when - * Closure is being run in non-HTML contexts, such as web workers. It's defined - * in the global scope so that it can be set before base.js is loaded, which - * allows deps.js to be imported properly. - * - * The function is passed the script source, which is a relative URI. It should - * return true if the script was imported, false otherwise. - * @type {(function(string): boolean)|undefined} - */ -goog.global.CLOSURE_IMPORT_SCRIPT; - - -/** - * Null function used for default values of callbacks, etc. - * @return {void} Nothing. - */ -goog.nullFunction = function() {}; - - -/** - * When defining a class Foo with an abstract method bar(), you can do: - * Foo.prototype.bar = goog.abstractMethod - * - * Now if a subclass of Foo fails to override bar(), an error will be thrown - * when bar() is invoked. - * - * Note: This does not take the name of the function to override as an argument - * because that would make it more difficult to obfuscate our JavaScript code. - * - * @type {!Function} - * @throws {Error} when invoked to indicate the method should be overridden. - */ -goog.abstractMethod = function() { - throw Error('unimplemented abstract method'); -}; - - -/** - * Adds a {@code getInstance} static method that always returns the same - * instance object. - * @param {!Function} ctor The constructor for the class to add the static - * method to. - */ -goog.addSingletonGetter = function(ctor) { - ctor.getInstance = function() { - if (ctor.instance_) { - return ctor.instance_; - } - if (goog.DEBUG) { - // NOTE: JSCompiler can't optimize away Array#push. - goog.instantiatedSingletons_[goog.instantiatedSingletons_.length] = ctor; - } - return ctor.instance_ = new ctor; - }; -}; - - -/** - * All singleton classes that have been instantiated, for testing. Don't read - * it directly, use the {@code goog.testing.singleton} module. The compiler - * removes this variable if unused. - * @type {!Array} - * @private - */ -goog.instantiatedSingletons_ = []; - - -/** - * @define {boolean} Whether to load goog.modules using {@code eval} when using - * the debug loader. This provides a better debugging experience as the - * source is unmodified and can be edited using Chrome Workspaces or similar. - * However in some environments the use of {@code eval} is banned - * so we provide an alternative. - */ -goog.define('goog.LOAD_MODULE_USING_EVAL', true); - - -/** - * @define {boolean} Whether the exports of goog.modules should be sealed when - * possible. - */ -goog.define('goog.SEAL_MODULE_EXPORTS', goog.DEBUG); - - -/** - * The registry of initialized modules: - * the module identifier to module exports map. - * @private @const {!Object} - */ -goog.loadedModules_ = {}; - - -/** - * True if goog.dependencies_ is available. - * @const {boolean} - */ -goog.DEPENDENCIES_ENABLED = !COMPILED && goog.ENABLE_DEBUG_LOADER; - - -/** - * @define {string} How to decide whether to transpile. Valid values - * are 'always', 'never', and 'detect'. The default ('detect') is to - * use feature detection to determine which language levels need - * transpilation. - */ -// NOTE(user): we could expand this to accept a language level to bypass -// detection: e.g. goog.TRANSPILE == 'es5' would transpile ES6 files but -// would leave ES3 and ES5 files alone. -goog.define('goog.TRANSPILE', 'detect'); - - -/** - * @define {string} Path to the transpiler. Executing the script at this - * path (relative to base.js) should define a function $jscomp.transpile. - */ -goog.define('goog.TRANSPILER', 'transpile.js'); - - -if (goog.DEPENDENCIES_ENABLED) { - /** - * This object is used to keep track of dependencies and other data that is - * used for loading scripts. - * @private - * @type {{ - * loadFlags: !Object>, - * nameToPath: !Object, - * requires: !Object>, - * visited: !Object, - * written: !Object, - * deferred: !Object - * }} - */ - goog.dependencies_ = { - loadFlags: {}, // 1 to 1 - - nameToPath: {}, // 1 to 1 - - requires: {}, // 1 to many - - // Used when resolving dependencies to prevent us from visiting file twice. - visited: {}, - - written: {}, // Used to keep track of script files we have written. - - deferred: {} // Used to track deferred module evaluations in old IEs - }; - - - /** - * Tries to detect whether is in the context of an HTML document. - * @return {boolean} True if it looks like HTML document. - * @private - */ - goog.inHtmlDocument_ = function() { - /** @type {Document} */ - var doc = goog.global.document; - return doc != null && 'write' in doc; // XULDocument misses write. - }; - - - /** - * Tries to detect the base path of base.js script that bootstraps Closure. - * @private - */ - goog.findBasePath_ = function() { - if (goog.isDef(goog.global.CLOSURE_BASE_PATH)) { - goog.basePath = goog.global.CLOSURE_BASE_PATH; - return; - } else if (!goog.inHtmlDocument_()) { - return; - } - /** @type {Document} */ - var doc = goog.global.document; - var scripts = doc.getElementsByTagName('SCRIPT'); - // Search backwards since the current script is in almost all cases the one - // that has base.js. - for (var i = scripts.length - 1; i >= 0; --i) { - var script = /** @type {!HTMLScriptElement} */ (scripts[i]); - var src = script.src; - var qmark = src.lastIndexOf('?'); - var l = qmark == -1 ? src.length : qmark; - if (src.substr(l - 7, 7) == 'base.js') { - goog.basePath = src.substr(0, l - 7); - return; - } - } - }; - - - /** - * Imports a script if, and only if, that script hasn't already been imported. - * (Must be called at execution time) - * @param {string} src Script source. - * @param {string=} opt_sourceText The optionally source text to evaluate - * @private - */ - goog.importScript_ = function(src, opt_sourceText) { - var importScript = - goog.global.CLOSURE_IMPORT_SCRIPT || goog.writeScriptTag_; - if (importScript(src, opt_sourceText)) { - goog.dependencies_.written[src] = true; - } - }; - - - /** - * Whether the browser is IE9 or earlier, which needs special handling - * for deferred modules. - * @const @private {boolean} - */ - goog.IS_OLD_IE_ = - !!(!goog.global.atob && goog.global.document && goog.global.document.all); - - - /** - * Given a URL initiate retrieval and execution of a script that needs - * pre-processing. - * @param {string} src Script source URL. - * @param {boolean} isModule Whether this is a goog.module. - * @param {boolean} needsTranspile Whether this source needs transpilation. - * @private - */ - goog.importProcessedScript_ = function(src, isModule, needsTranspile) { - // In an attempt to keep browsers from timing out loading scripts using - // synchronous XHRs, put each load in its own script block. - var bootstrap = 'goog.retrieveAndExec_("' + src + '", ' + isModule + ', ' + - needsTranspile + ');'; - - goog.importScript_('', bootstrap); - }; - - - /** @private {!Array} */ - goog.queuedModules_ = []; - - - /** - * Return an appropriate module text. Suitable to insert into - * a script tag (that is unescaped). - * @param {string} srcUrl - * @param {string} scriptText - * @return {string} - * @private - */ - goog.wrapModule_ = function(srcUrl, scriptText) { - if (!goog.LOAD_MODULE_USING_EVAL || !goog.isDef(goog.global.JSON)) { - return '' + - 'goog.loadModule(function(exports) {' + - '"use strict";' + scriptText + - '\n' + // terminate any trailing single line comment. - ';return exports' + - '});' + - '\n//# sourceURL=' + srcUrl + '\n'; - } else { - return '' + - 'goog.loadModule(' + - goog.global.JSON.stringify( - scriptText + '\n//# sourceURL=' + srcUrl + '\n') + - ');'; - } - }; - - // On IE9 and earlier, it is necessary to handle - // deferred module loads. In later browsers, the - // code to be evaluated is simply inserted as a script - // block in the correct order. To eval deferred - // code at the right time, we piggy back on goog.require to call - // goog.maybeProcessDeferredDep_. - // - // The goog.requires are used both to bootstrap - // the loading process (when no deps are available) and - // declare that they should be available. - // - // Here we eval the sources, if all the deps are available - // either already eval'd or goog.require'd. This will - // be the case when all the dependencies have already - // been loaded, and the dependent module is loaded. - // - // But this alone isn't sufficient because it is also - // necessary to handle the case where there is no root - // that is not deferred. For that there we register for an event - // and trigger goog.loadQueuedModules_ handle any remaining deferred - // evaluations. - - /** - * Handle any remaining deferred goog.module evals. - * @private - */ - goog.loadQueuedModules_ = function() { - var count = goog.queuedModules_.length; - if (count > 0) { - var queue = goog.queuedModules_; - goog.queuedModules_ = []; - for (var i = 0; i < count; i++) { - var path = queue[i]; - goog.maybeProcessDeferredPath_(path); - } - } - }; - - - /** - * Eval the named module if its dependencies are - * available. - * @param {string} name The module to load. - * @private - */ - goog.maybeProcessDeferredDep_ = function(name) { - if (goog.isDeferredModule_(name) && goog.allDepsAreAvailable_(name)) { - var path = goog.getPathFromDeps_(name); - goog.maybeProcessDeferredPath_(goog.basePath + path); - } - }; - - /** - * @param {string} name The module to check. - * @return {boolean} Whether the name represents a - * module whose evaluation has been deferred. - * @private - */ - goog.isDeferredModule_ = function(name) { - var path = goog.getPathFromDeps_(name); - var loadFlags = path && goog.dependencies_.loadFlags[path] || {}; - if (path && (loadFlags['module'] == 'goog' || - goog.needsTranspile_(loadFlags['lang']))) { - var abspath = goog.basePath + path; - return (abspath) in goog.dependencies_.deferred; - } - return false; - }; - - /** - * @param {string} name The module to check. - * @return {boolean} Whether the name represents a - * module whose declared dependencies have all been loaded - * (eval'd or a deferred module load) - * @private - */ - goog.allDepsAreAvailable_ = function(name) { - var path = goog.getPathFromDeps_(name); - if (path && (path in goog.dependencies_.requires)) { - for (var requireName in goog.dependencies_.requires[path]) { - if (!goog.isProvided_(requireName) && - !goog.isDeferredModule_(requireName)) { - return false; - } - } - } - return true; - }; - - - /** - * @param {string} abspath - * @private - */ - goog.maybeProcessDeferredPath_ = function(abspath) { - if (abspath in goog.dependencies_.deferred) { - var src = goog.dependencies_.deferred[abspath]; - delete goog.dependencies_.deferred[abspath]; - goog.globalEval(src); - } - }; - - - /** - * Load a goog.module from the provided URL. This is not a general purpose - * code loader and does not support late loading code, that is it should only - * be used during page load. This method exists to support unit tests and - * "debug" loaders that would otherwise have inserted script tags. Under the - * hood this needs to use a synchronous XHR and is not recommeneded for - * production code. - * - * The module's goog.requires must have already been satisified; an exception - * will be thrown if this is not the case. This assumption is that no - * "deps.js" file exists, so there is no way to discover and locate the - * module-to-be-loaded's dependencies and no attempt is made to do so. - * - * There should only be one attempt to load a module. If - * "goog.loadModuleFromUrl" is called for an already loaded module, an - * exception will be throw. - * - * @param {string} url The URL from which to attempt to load the goog.module. - */ - goog.loadModuleFromUrl = function(url) { - // Because this executes synchronously, we don't need to do any additional - // bookkeeping. When "goog.loadModule" the namespace will be marked as - // having been provided which is sufficient. - goog.retrieveAndExec_(url, true, false); - }; - - - /** - * @param {function(?):?|string} moduleDef The module definition. - */ - goog.loadModule = function(moduleDef) { - // NOTE: we allow function definitions to be either in the from - // of a string to eval (which keeps the original source intact) or - // in a eval forbidden environment (CSP) we allow a function definition - // which in its body must call {@code goog.module}, and return the exports - // of the module. - var previousState = goog.moduleLoaderState_; - try { - goog.moduleLoaderState_ = { - moduleName: undefined, - declareLegacyNamespace: false - }; - var exports; - if (goog.isFunction(moduleDef)) { - exports = moduleDef.call(goog.global, {}); - } else if (goog.isString(moduleDef)) { - exports = goog.loadModuleFromSource_.call(goog.global, moduleDef); - } else { - throw Error('Invalid module definition'); - } - - var moduleName = goog.moduleLoaderState_.moduleName; - if (!goog.isString(moduleName) || !moduleName) { - throw Error('Invalid module name \"' + moduleName + '\"'); - } - - // Don't seal legacy namespaces as they may be uses as a parent of - // another namespace - if (goog.moduleLoaderState_.declareLegacyNamespace) { - goog.constructNamespace_(moduleName, exports); - } else if (goog.SEAL_MODULE_EXPORTS && Object.seal) { - Object.seal(exports); - } - - goog.loadedModules_[moduleName] = exports; - } finally { - goog.moduleLoaderState_ = previousState; - } - }; - - - /** - * @private @const {function(string):?} - * - * The new type inference warns because this function has no formal - * parameters, but its jsdoc says that it takes one argument. - * (The argument is used via arguments[0], but NTI does not detect this.) - * @suppress {newCheckTypes} - */ - goog.loadModuleFromSource_ = function() { - // NOTE: we avoid declaring parameters or local variables here to avoid - // masking globals or leaking values into the module definition. - 'use strict'; - var exports = {}; - eval(arguments[0]); - return exports; - }; - - - /** - * Writes a new script pointing to {@code src} directly into the DOM. - * - * NOTE: This method is not CSP-compliant. @see goog.appendScriptSrcNode_ for - * the fallback mechanism. - * - * @param {string} src The script URL. - * @private - */ - goog.writeScriptSrcNode_ = function(src) { - goog.global.document.write( - '