source: imaps-frontend/node_modules/webpack/lib/library/UmdLibraryPlugin.js

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Last change on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 4 days ago

F4 Finalna Verzija
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[79a0317]1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5
6"use strict";
7
8const { ConcatSource, OriginalSource } = require("webpack-sources");
9const ExternalModule = require("../ExternalModule");
10const Template = require("../Template");
11const AbstractLibraryPlugin = require("./AbstractLibraryPlugin");
12
13/** @typedef {import("webpack-sources").Source} Source */
14/** @typedef {import("../../declarations/WebpackOptions").LibraryCustomUmdCommentObject} LibraryCustomUmdCommentObject */
15/** @typedef {import("../../declarations/WebpackOptions").LibraryCustomUmdObject} LibraryCustomUmdObject */
16/** @typedef {import("../../declarations/WebpackOptions").LibraryName} LibraryName */
17/** @typedef {import("../../declarations/WebpackOptions").LibraryOptions} LibraryOptions */
18/** @typedef {import("../../declarations/WebpackOptions").LibraryType} LibraryType */
19/** @typedef {import("../Compiler")} Compiler */
20/** @typedef {import("../javascript/JavascriptModulesPlugin").RenderContext} RenderContext */
21/** @typedef {import("../ExternalModule").RequestRecord} RequestRecord */
22/** @typedef {import("../util/Hash")} Hash */
23/**
24 * @template T
25 * @typedef {import("./AbstractLibraryPlugin").LibraryContext<T>}
26 * LibraryContext<T>
27 */
28
29/**
30 * @param {string[]} accessor the accessor to convert to path
31 * @returns {string} the path
32 */
33const accessorToObjectAccess = accessor =>
34 accessor.map(a => `[${JSON.stringify(a)}]`).join("");
35
36/**
37 * @param {string|undefined} base the path prefix
38 * @param {string|string[]} accessor the accessor
39 * @param {string=} joinWith the element separator
40 * @returns {string} the path
41 */
42const accessorAccess = (base, accessor, joinWith = ", ") => {
43 const accessors = Array.isArray(accessor) ? accessor : [accessor];
44 return accessors
45 .map((_, idx) => {
46 const a = base
47 ? base + accessorToObjectAccess(accessors.slice(0, idx + 1))
48 : accessors[0] + accessorToObjectAccess(accessors.slice(1, idx + 1));
49 if (idx === accessors.length - 1) return a;
50 if (idx === 0 && base === undefined)
51 return `${a} = typeof ${a} === "object" ? ${a} : {}`;
52 return `${a} = ${a} || {}`;
53 })
54 .join(joinWith);
55};
56
57/** @typedef {string | string[] | LibraryCustomUmdObject} UmdLibraryPluginName */
58
59/**
60 * @typedef {object} UmdLibraryPluginOptions
61 * @property {LibraryType} type
62 * @property {boolean=} optionalAmdExternalAsGlobal
63 */
64
65/**
66 * @typedef {object} UmdLibraryPluginParsed
67 * @property {string | string[] | undefined} name
68 * @property {LibraryCustomUmdObject} names
69 * @property {string | LibraryCustomUmdCommentObject | undefined} auxiliaryComment
70 * @property {boolean | undefined} namedDefine
71 */
72
73/**
74 * @typedef {UmdLibraryPluginParsed} T
75 * @extends {AbstractLibraryPlugin<UmdLibraryPluginParsed>}
76 */
77class UmdLibraryPlugin extends AbstractLibraryPlugin {
78 /**
79 * @param {UmdLibraryPluginOptions} options the plugin option
80 */
81 constructor(options) {
82 super({
83 pluginName: "UmdLibraryPlugin",
84 type: options.type
85 });
86
87 this.optionalAmdExternalAsGlobal = options.optionalAmdExternalAsGlobal;
88 }
89
90 /**
91 * @param {LibraryOptions} library normalized library option
92 * @returns {T | false} preprocess as needed by overriding
93 */
94 parseOptions(library) {
95 /** @type {LibraryName | undefined} */
96 let name;
97 /** @type {LibraryCustomUmdObject} */
98 let names;
99 if (typeof library.name === "object" && !Array.isArray(library.name)) {
100 name = library.name.root || library.name.amd || library.name.commonjs;
101 names = library.name;
102 } else {
103 name = library.name;
104 const singleName = Array.isArray(name) ? name[0] : name;
105 names = {
106 commonjs: singleName,
107 root: library.name,
108 amd: singleName
109 };
110 }
111 return {
112 name,
113 names,
114 auxiliaryComment: library.auxiliaryComment,
115 namedDefine: library.umdNamedDefine
116 };
117 }
118
119 /**
120 * @param {Source} source source
121 * @param {RenderContext} renderContext render context
122 * @param {LibraryContext<T>} libraryContext context
123 * @returns {Source} source with library export
124 */
125 render(
126 source,
127 { chunkGraph, runtimeTemplate, chunk, moduleGraph },
128 { options, compilation }
129 ) {
130 const modules = chunkGraph
131 .getChunkModules(chunk)
132 .filter(
133 m =>
134 m instanceof ExternalModule &&
135 (m.externalType === "umd" || m.externalType === "umd2")
136 );
137 let externals = /** @type {ExternalModule[]} */ (modules);
138 /** @type {ExternalModule[]} */
139 const optionalExternals = [];
140 /** @type {ExternalModule[]} */
141 let requiredExternals = [];
142 if (this.optionalAmdExternalAsGlobal) {
143 for (const m of externals) {
144 if (m.isOptional(moduleGraph)) {
145 optionalExternals.push(m);
146 } else {
147 requiredExternals.push(m);
148 }
149 }
150 externals = requiredExternals.concat(optionalExternals);
151 } else {
152 requiredExternals = externals;
153 }
154
155 /**
156 * @param {string} str the string to replace
157 * @returns {string} the replaced keys
158 */
159 const replaceKeys = str =>
160 compilation.getPath(str, {
161 chunk
162 });
163
164 /**
165 * @param {ExternalModule[]} modules external modules
166 * @returns {string} result
167 */
168 const externalsDepsArray = modules =>
169 `[${replaceKeys(
170 modules
171 .map(m =>
172 JSON.stringify(
173 typeof m.request === "object"
174 ? /** @type {RequestRecord} */
175 (m.request).amd
176 : m.request
177 )
178 )
179 .join(", ")
180 )}]`;
181
182 /**
183 * @param {ExternalModule[]} modules external modules
184 * @returns {string} result
185 */
186 const externalsRootArray = modules =>
187 replaceKeys(
188 modules
189 .map(m => {
190 let request = m.request;
191 if (typeof request === "object")
192 request =
193 /** @type {RequestRecord} */
194 (request).root;
195 return `root${accessorToObjectAccess(/** @type {string[]} */ ([]).concat(request))}`;
196 })
197 .join(", ")
198 );
199
200 /**
201 * @param {string} type the type
202 * @returns {string} external require array
203 */
204 const externalsRequireArray = type =>
205 replaceKeys(
206 externals
207 .map(m => {
208 let expr;
209 let request = m.request;
210 if (typeof request === "object") {
211 request =
212 /** @type {RequestRecord} */
213 (request)[type];
214 }
215 if (request === undefined) {
216 throw new Error(
217 `Missing external configuration for type:${type}`
218 );
219 }
220 expr = Array.isArray(request)
221 ? `require(${JSON.stringify(
222 request[0]
223 )})${accessorToObjectAccess(request.slice(1))}`
224 : `require(${JSON.stringify(request)})`;
225 if (m.isOptional(moduleGraph)) {
226 expr = `(function webpackLoadOptionalExternalModule() { try { return ${expr}; } catch(e) {} }())`;
227 }
228 return expr;
229 })
230 .join(", ")
231 );
232
233 /**
234 * @param {ExternalModule[]} modules external modules
235 * @returns {string} arguments
236 */
237 const externalsArguments = modules =>
238 modules
239 .map(
240 m =>
241 `__WEBPACK_EXTERNAL_MODULE_${Template.toIdentifier(
242 `${chunkGraph.getModuleId(m)}`
243 )}__`
244 )
245 .join(", ");
246
247 /**
248 * @param {string| string[]} library library name
249 * @returns {string} stringified library name
250 */
251 const libraryName = library =>
252 JSON.stringify(
253 replaceKeys(
254 /** @type {string} */
255 (/** @type {string[]} */ ([]).concat(library).pop())
256 )
257 );
258
259 let amdFactory;
260 if (optionalExternals.length > 0) {
261 const wrapperArguments = externalsArguments(requiredExternals);
262 const factoryArguments =
263 requiredExternals.length > 0
264 ? `${externalsArguments(requiredExternals)}, ${externalsRootArray(
265 optionalExternals
266 )}`
267 : externalsRootArray(optionalExternals);
268 amdFactory =
269 `function webpackLoadOptionalExternalModuleAmd(${wrapperArguments}) {\n` +
270 ` return factory(${factoryArguments});\n` +
271 " }";
272 } else {
273 amdFactory = "factory";
274 }
275
276 const { auxiliaryComment, namedDefine, names } = options;
277
278 /**
279 * @param {keyof LibraryCustomUmdCommentObject} type type
280 * @returns {string} comment
281 */
282 const getAuxiliaryComment = type => {
283 if (auxiliaryComment) {
284 if (typeof auxiliaryComment === "string")
285 return `\t//${auxiliaryComment}\n`;
286 if (auxiliaryComment[type]) return `\t//${auxiliaryComment[type]}\n`;
287 }
288 return "";
289 };
290
291 return new ConcatSource(
292 new OriginalSource(
293 `(function webpackUniversalModuleDefinition(root, factory) {\n${getAuxiliaryComment(
294 "commonjs2"
295 )} if(typeof exports === 'object' && typeof module === 'object')\n` +
296 ` module.exports = factory(${externalsRequireArray(
297 "commonjs2"
298 )});\n${getAuxiliaryComment(
299 "amd"
300 )} else if(typeof define === 'function' && define.amd)\n${
301 requiredExternals.length > 0
302 ? names.amd && namedDefine === true
303 ? ` define(${libraryName(names.amd)}, ${externalsDepsArray(
304 requiredExternals
305 )}, ${amdFactory});\n`
306 : ` define(${externalsDepsArray(requiredExternals)}, ${
307 amdFactory
308 });\n`
309 : names.amd && namedDefine === true
310 ? ` define(${libraryName(names.amd)}, [], ${amdFactory});\n`
311 : ` define([], ${amdFactory});\n`
312 }${
313 names.root || names.commonjs
314 ? `${getAuxiliaryComment(
315 "commonjs"
316 )} else if(typeof exports === 'object')\n` +
317 ` exports[${libraryName(
318 /** @type {string | string[]} */
319 (names.commonjs || names.root)
320 )}] = factory(${externalsRequireArray(
321 "commonjs"
322 )});\n${getAuxiliaryComment("root")} else\n` +
323 ` ${replaceKeys(
324 accessorAccess(
325 "root",
326 /** @type {string | string[]} */
327 (names.root || names.commonjs)
328 )
329 )} = factory(${externalsRootArray(externals)});\n`
330 : ` else {\n${
331 externals.length > 0
332 ? ` var a = typeof exports === 'object' ? factory(${externalsRequireArray(
333 "commonjs"
334 )}) : factory(${externalsRootArray(externals)});\n`
335 : " var a = factory();\n"
336 } for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];\n` +
337 " }\n"
338 }})(${runtimeTemplate.outputOptions.globalObject}, ${
339 runtimeTemplate.supportsArrowFunction()
340 ? `(${externalsArguments(externals)}) =>`
341 : `function(${externalsArguments(externals)})`
342 } {\nreturn `,
343 "webpack/universalModuleDefinition"
344 ),
345 source,
346 ";\n})"
347 );
348 }
349}
350
351module.exports = UmdLibraryPlugin;
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