diff options
Diffstat (limited to 'node_modules/webpack/lib/UmdMainTemplatePlugin.js')
| -rw-r--r-- | node_modules/webpack/lib/UmdMainTemplatePlugin.js | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/UmdMainTemplatePlugin.js b/node_modules/webpack/lib/UmdMainTemplatePlugin.js new file mode 100644 index 0000000..7843c78 --- /dev/null +++ b/node_modules/webpack/lib/UmdMainTemplatePlugin.js @@ -0,0 +1,305 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ +"use strict"; + +const { ConcatSource, OriginalSource } = require("webpack-sources"); +const Template = require("./Template"); + +/** @typedef {import("../declarations/WebpackOptions").LibraryCustomUmdObject} LibraryCustomUmdObject */ +/** @typedef {import("./Compilation")} Compilation */ + +/** + * @param {string[]} accessor the accessor to convert to path + * @returns {string} the path + */ +const accessorToObjectAccess = accessor => { + return accessor.map(a => `[${JSON.stringify(a)}]`).join(""); +}; + +/** + * @param {string=} base the path prefix + * @param {string|string[]} accessor the accessor + * @param {string=} joinWith the element separator + * @returns {string} the path + */ +const accessorAccess = (base, accessor, joinWith = ", ") => { + const accessors = Array.isArray(accessor) ? accessor : [accessor]; + return accessors + .map((_, idx) => { + const a = base + ? base + accessorToObjectAccess(accessors.slice(0, idx + 1)) + : accessors[0] + accessorToObjectAccess(accessors.slice(1, idx + 1)); + if (idx === accessors.length - 1) return a; + if (idx === 0 && base === undefined) + return `${a} = typeof ${a} === "object" ? ${a} : {}`; + return `${a} = ${a} || {}`; + }) + .join(joinWith); +}; + +/** @typedef {string | string[] | LibraryCustomUmdObject} UmdMainTemplatePluginName */ + +/** + * @typedef {Object} AuxiliaryCommentObject + * @property {string} root + * @property {string} commonjs + * @property {string} commonjs2 + * @property {string} amd + */ + +/** + * @typedef {Object} UmdMainTemplatePluginOption + * @property {boolean=} optionalAmdExternalAsGlobal + * @property {boolean} namedDefine + * @property {string | AuxiliaryCommentObject} auxiliaryComment + */ + +class UmdMainTemplatePlugin { + /** + * @param {UmdMainTemplatePluginName} name the name of the UMD library + * @param {UmdMainTemplatePluginOption} options the plugin option + */ + constructor(name, options) { + if (typeof name === "object" && !Array.isArray(name)) { + this.name = name.root || name.amd || name.commonjs; + this.names = name; + } else { + this.name = name; + this.names = { + commonjs: name, + root: name, + amd: name + }; + } + this.optionalAmdExternalAsGlobal = options.optionalAmdExternalAsGlobal; + this.namedDefine = options.namedDefine; + this.auxiliaryComment = options.auxiliaryComment; + } + + /** + * @param {Compilation} compilation the compilation instance + * @returns {void} + */ + apply(compilation) { + const { mainTemplate, chunkTemplate, runtimeTemplate } = compilation; + + const onRenderWithEntry = (source, chunk, hash) => { + let externals = chunk + .getModules() + .filter( + m => + m.external && + (m.externalType === "umd" || m.externalType === "umd2") + ); + const optionalExternals = []; + let requiredExternals = []; + if (this.optionalAmdExternalAsGlobal) { + for (const m of externals) { + if (m.optional) { + optionalExternals.push(m); + } else { + requiredExternals.push(m); + } + } + externals = requiredExternals.concat(optionalExternals); + } else { + requiredExternals = externals; + } + + const replaceKeys = str => { + return mainTemplate.getAssetPath(str, { + hash, + chunk + }); + }; + + const externalsDepsArray = modules => { + return `[${replaceKeys( + modules + .map(m => + JSON.stringify( + typeof m.request === "object" ? m.request.amd : m.request + ) + ) + .join(", ") + )}]`; + }; + + const externalsRootArray = modules => { + return replaceKeys( + modules + .map(m => { + let request = m.request; + if (typeof request === "object") request = request.root; + return `root${accessorToObjectAccess([].concat(request))}`; + }) + .join(", ") + ); + }; + + const externalsRequireArray = type => { + return replaceKeys( + externals + .map(m => { + let expr; + let request = m.request; + if (typeof request === "object") { + request = request[type]; + } + if (request === undefined) { + throw new Error( + "Missing external configuration for type:" + type + ); + } + if (Array.isArray(request)) { + expr = `require(${JSON.stringify( + request[0] + )})${accessorToObjectAccess(request.slice(1))}`; + } else { + expr = `require(${JSON.stringify(request)})`; + } + if (m.optional) { + expr = `(function webpackLoadOptionalExternalModule() { try { return ${expr}; } catch(e) {} }())`; + } + return expr; + }) + .join(", ") + ); + }; + + const externalsArguments = modules => { + return modules + .map( + m => + `__WEBPACK_EXTERNAL_MODULE_${Template.toIdentifier(`${m.id}`)}__` + ) + .join(", "); + }; + + const libraryName = library => { + return JSON.stringify(replaceKeys([].concat(library).pop())); + }; + + let amdFactory; + if (optionalExternals.length > 0) { + const wrapperArguments = externalsArguments(requiredExternals); + const factoryArguments = + requiredExternals.length > 0 + ? externalsArguments(requiredExternals) + + ", " + + externalsRootArray(optionalExternals) + : externalsRootArray(optionalExternals); + amdFactory = + `function webpackLoadOptionalExternalModuleAmd(${wrapperArguments}) {\n` + + ` return factory(${factoryArguments});\n` + + " }"; + } else { + amdFactory = "factory"; + } + + const auxiliaryComment = this.auxiliaryComment; + + const getAuxilaryComment = type => { + if (auxiliaryComment) { + if (typeof auxiliaryComment === "string") + return "\t//" + auxiliaryComment + "\n"; + if (auxiliaryComment[type]) + return "\t//" + auxiliaryComment[type] + "\n"; + } + return ""; + }; + + return new ConcatSource( + new OriginalSource( + "(function webpackUniversalModuleDefinition(root, factory) {\n" + + getAuxilaryComment("commonjs2") + + " if(typeof exports === 'object' && typeof module === 'object')\n" + + " module.exports = factory(" + + externalsRequireArray("commonjs2") + + ");\n" + + getAuxilaryComment("amd") + + " else if(typeof define === 'function' && define.amd)\n" + + (requiredExternals.length > 0 + ? this.names.amd && this.namedDefine === true + ? " define(" + + libraryName(this.names.amd) + + ", " + + externalsDepsArray(requiredExternals) + + ", " + + amdFactory + + ");\n" + : " define(" + + externalsDepsArray(requiredExternals) + + ", " + + amdFactory + + ");\n" + : this.names.amd && this.namedDefine === true + ? " define(" + + libraryName(this.names.amd) + + ", [], " + + amdFactory + + ");\n" + : " define([], " + amdFactory + ");\n") + + (this.names.root || this.names.commonjs + ? getAuxilaryComment("commonjs") + + " else if(typeof exports === 'object')\n" + + " exports[" + + libraryName(this.names.commonjs || this.names.root) + + "] = factory(" + + externalsRequireArray("commonjs") + + ");\n" + + getAuxilaryComment("root") + + " else\n" + + " " + + replaceKeys( + accessorAccess("root", this.names.root || this.names.commonjs) + ) + + " = factory(" + + externalsRootArray(externals) + + ");\n" + : " else {\n" + + (externals.length > 0 + ? " var a = typeof exports === 'object' ? factory(" + + externalsRequireArray("commonjs") + + ") : factory(" + + externalsRootArray(externals) + + ");\n" + : " var a = factory();\n") + + " for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];\n" + + " }\n") + + `})(${ + runtimeTemplate.outputOptions.globalObject + }, function(${externalsArguments(externals)}) {\nreturn `, + "webpack/universalModuleDefinition" + ), + source, + ";\n})" + ); + }; + + for (const template of [mainTemplate, chunkTemplate]) { + template.hooks.renderWithEntry.tap( + "UmdMainTemplatePlugin", + onRenderWithEntry + ); + } + + mainTemplate.hooks.globalHashPaths.tap("UmdMainTemplatePlugin", paths => { + if (this.names.root) paths = paths.concat(this.names.root); + if (this.names.amd) paths = paths.concat(this.names.amd); + if (this.names.commonjs) paths = paths.concat(this.names.commonjs); + return paths; + }); + + mainTemplate.hooks.hash.tap("UmdMainTemplatePlugin", hash => { + hash.update("umd"); + hash.update(`${this.names.root}`); + hash.update(`${this.names.amd}`); + hash.update(`${this.names.commonjs}`); + }); + } +} + +module.exports = UmdMainTemplatePlugin; |