source: imaps-frontend/node_modules/webpack/lib/sharing/ConsumeSharedRuntimeModule.js@ 79a0317

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Last change on this file since 79a0317 was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 3 days ago

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1/*
2 MIT License http://www.opensource.org/licenses/mit-license.php
3 Author Tobias Koppers @sokra
4*/
5
6"use strict";
7
8const RuntimeGlobals = require("../RuntimeGlobals");
9const RuntimeModule = require("../RuntimeModule");
10const Template = require("../Template");
11const {
12 parseVersionRuntimeCode,
13 versionLtRuntimeCode,
14 rangeToStringRuntimeCode,
15 satisfyRuntimeCode
16} = require("../util/semver");
17
18/** @typedef {import("webpack-sources").Source} Source */
19/** @typedef {import("../Chunk")} Chunk */
20/** @typedef {import("../Chunk").ChunkId} ChunkId */
21/** @typedef {import("../ChunkGraph")} ChunkGraph */
22/** @typedef {import("../ChunkGraph").ModuleId} ModuleId */
23/** @typedef {import("../Compilation")} Compilation */
24/** @typedef {import("../Module")} Module */
25/** @typedef {import("../Module").ReadOnlyRuntimeRequirements} ReadOnlyRuntimeRequirements */
26/** @typedef {import("./ConsumeSharedModule")} ConsumeSharedModule */
27
28class ConsumeSharedRuntimeModule extends RuntimeModule {
29 /**
30 * @param {ReadOnlyRuntimeRequirements} runtimeRequirements runtime requirements
31 */
32 constructor(runtimeRequirements) {
33 super("consumes", RuntimeModule.STAGE_ATTACH);
34 this._runtimeRequirements = runtimeRequirements;
35 }
36
37 /**
38 * @returns {string | null} runtime code
39 */
40 generate() {
41 const compilation = /** @type {Compilation} */ (this.compilation);
42 const chunkGraph = /** @type {ChunkGraph} */ (this.chunkGraph);
43 const { runtimeTemplate, codeGenerationResults } = compilation;
44 /** @type {Record<ChunkId, (string | number)[]>} */
45 const chunkToModuleMapping = {};
46 /** @type {Map<string | number, Source>} */
47 const moduleIdToSourceMapping = new Map();
48 /** @type {(string | number)[]} */
49 const initialConsumes = [];
50 /**
51 * @param {Iterable<Module>} modules modules
52 * @param {Chunk} chunk the chunk
53 * @param {(string | number)[]} list list of ids
54 */
55 const addModules = (modules, chunk, list) => {
56 for (const m of modules) {
57 const module = m;
58 const id = /** @type {ModuleId} */ (chunkGraph.getModuleId(module));
59 list.push(id);
60 moduleIdToSourceMapping.set(
61 id,
62 codeGenerationResults.getSource(
63 module,
64 chunk.runtime,
65 "consume-shared"
66 )
67 );
68 }
69 };
70 for (const chunk of /** @type {Chunk} */ (
71 this.chunk
72 ).getAllReferencedChunks()) {
73 const modules = chunkGraph.getChunkModulesIterableBySourceType(
74 chunk,
75 "consume-shared"
76 );
77 if (!modules) continue;
78 addModules(
79 modules,
80 chunk,
81 (chunkToModuleMapping[/** @type {ChunkId} */ (chunk.id)] = [])
82 );
83 }
84 for (const chunk of /** @type {Chunk} */ (
85 this.chunk
86 ).getAllInitialChunks()) {
87 const modules = chunkGraph.getChunkModulesIterableBySourceType(
88 chunk,
89 "consume-shared"
90 );
91 if (!modules) continue;
92 addModules(modules, chunk, initialConsumes);
93 }
94 if (moduleIdToSourceMapping.size === 0) return null;
95 return Template.asString([
96 parseVersionRuntimeCode(runtimeTemplate),
97 versionLtRuntimeCode(runtimeTemplate),
98 rangeToStringRuntimeCode(runtimeTemplate),
99 satisfyRuntimeCode(runtimeTemplate),
100 `var exists = ${runtimeTemplate.basicFunction("scope, key", [
101 `return scope && ${RuntimeGlobals.hasOwnProperty}(scope, key);`
102 ])}`,
103 `var get = ${runtimeTemplate.basicFunction("entry", [
104 "entry.loaded = 1;",
105 "return entry.get()"
106 ])};`,
107 `var eagerOnly = ${runtimeTemplate.basicFunction("versions", [
108 `return Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
109 "filtered, version",
110 Template.indent([
111 "if (versions[version].eager) {",
112 Template.indent(["filtered[version] = versions[version];"]),
113 "}",
114 "return filtered;"
115 ])
116 )}, {});`
117 ])};`,
118 `var findLatestVersion = ${runtimeTemplate.basicFunction(
119 "scope, key, eager",
120 [
121 "var versions = eager ? eagerOnly(scope[key]) : scope[key];",
122 `var key = Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
123 "a, b",
124 ["return !a || versionLt(a, b) ? b : a;"]
125 )}, 0);`,
126 "return key && versions[key];"
127 ]
128 )};`,
129 `var findSatisfyingVersion = ${runtimeTemplate.basicFunction(
130 "scope, key, requiredVersion, eager",
131 [
132 "var versions = eager ? eagerOnly(scope[key]) : scope[key];",
133 `var key = Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
134 "a, b",
135 [
136 "if (!satisfy(requiredVersion, b)) return a;",
137 "return !a || versionLt(a, b) ? b : a;"
138 ]
139 )}, 0);`,
140 "return key && versions[key]"
141 ]
142 )};`,
143 `var findSingletonVersionKey = ${runtimeTemplate.basicFunction(
144 "scope, key, eager",
145 [
146 "var versions = eager ? eagerOnly(scope[key]) : scope[key];",
147 `return Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
148 "a, b",
149 ["return !a || (!versions[a].loaded && versionLt(a, b)) ? b : a;"]
150 )}, 0);`
151 ]
152 )};`,
153 `var getInvalidSingletonVersionMessage = ${runtimeTemplate.basicFunction(
154 "scope, key, version, requiredVersion",
155 [
156 'return "Unsatisfied version " + version + " from " + (version && scope[key][version].from) + " of shared singleton module " + key + " (required " + rangeToString(requiredVersion) + ")"'
157 ]
158 )};`,
159 `var getInvalidVersionMessage = ${runtimeTemplate.basicFunction(
160 "scope, scopeName, key, requiredVersion, eager",
161 [
162 "var versions = scope[key];",
163 'return "No satisfying version (" + rangeToString(requiredVersion) + ")" + (eager ? " for eager consumption" : "") + " of shared module " + key + " found in shared scope " + scopeName + ".\\n" +',
164 `\t"Available versions: " + Object.keys(versions).map(${runtimeTemplate.basicFunction(
165 "key",
166 ['return key + " from " + versions[key].from;']
167 )}).join(", ");`
168 ]
169 )};`,
170 `var fail = ${runtimeTemplate.basicFunction("msg", [
171 "throw new Error(msg);"
172 ])}`,
173 `var failAsNotExist = ${runtimeTemplate.basicFunction("scopeName, key", [
174 'return fail("Shared module " + key + " doesn\'t exist in shared scope " + scopeName);'
175 ])}`,
176 `var warn = /*#__PURE__*/ ${
177 compilation.outputOptions.ignoreBrowserWarnings
178 ? runtimeTemplate.basicFunction("", "")
179 : runtimeTemplate.basicFunction("msg", [
180 'if (typeof console !== "undefined" && console.warn) console.warn(msg);'
181 ])
182 };`,
183 `var init = ${runtimeTemplate.returningFunction(
184 Template.asString([
185 "function(scopeName, key, eager, c, d) {",
186 Template.indent([
187 `var promise = ${RuntimeGlobals.initializeSharing}(scopeName);`,
188 // if we require eager shared, we expect it to be already loaded before it requested, no need to wait the whole scope loaded.
189 "if (promise && promise.then && !eager) { ",
190 Template.indent([
191 `return promise.then(fn.bind(fn, scopeName, ${RuntimeGlobals.shareScopeMap}[scopeName], key, false, c, d));`
192 ]),
193 "}",
194 `return fn(scopeName, ${RuntimeGlobals.shareScopeMap}[scopeName], key, eager, c, d);`
195 ]),
196 "}"
197 ]),
198 "fn"
199 )};`,
200 "",
201 `var useFallback = ${runtimeTemplate.basicFunction(
202 "scopeName, key, fallback",
203 ["return fallback ? fallback() : failAsNotExist(scopeName, key);"]
204 )}`,
205 `var load = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
206 "scopeName, scope, key, eager, fallback",
207 [
208 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
209 "return get(findLatestVersion(scope, key, eager));"
210 ]
211 )});`,
212 `var loadVersion = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
213 "scopeName, scope, key, eager, requiredVersion, fallback",
214 [
215 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
216 "var satisfyingVersion = findSatisfyingVersion(scope, key, requiredVersion, eager);",
217 "if (satisfyingVersion) return get(satisfyingVersion);",
218 "warn(getInvalidVersionMessage(scope, scopeName, key, requiredVersion, eager))",
219 "return get(findLatestVersion(scope, key, eager));"
220 ]
221 )});`,
222 `var loadStrictVersion = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
223 "scopeName, scope, key, eager, requiredVersion, fallback",
224 [
225 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
226 "var satisfyingVersion = findSatisfyingVersion(scope, key, requiredVersion, eager);",
227 "if (satisfyingVersion) return get(satisfyingVersion);",
228 "if (fallback) return fallback();",
229 "fail(getInvalidVersionMessage(scope, scopeName, key, requiredVersion, eager));"
230 ]
231 )});`,
232 `var loadSingleton = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
233 "scopeName, scope, key, eager, fallback",
234 [
235 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
236 "var version = findSingletonVersionKey(scope, key, eager);",
237 "return get(scope[key][version]);"
238 ]
239 )});`,
240 `var loadSingletonVersion = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
241 "scopeName, scope, key, eager, requiredVersion, fallback",
242 [
243 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
244 "var version = findSingletonVersionKey(scope, key, eager);",
245 "if (!satisfy(requiredVersion, version)) {",
246 Template.indent([
247 "warn(getInvalidSingletonVersionMessage(scope, key, version, requiredVersion));"
248 ]),
249 "}",
250 "return get(scope[key][version]);"
251 ]
252 )});`,
253 `var loadStrictSingletonVersion = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
254 "scopeName, scope, key, eager, requiredVersion, fallback",
255 [
256 "if (!exists(scope, key)) return useFallback(scopeName, key, fallback);",
257 "var version = findSingletonVersionKey(scope, key, eager);",
258 "if (!satisfy(requiredVersion, version)) {",
259 Template.indent([
260 "fail(getInvalidSingletonVersionMessage(scope, key, version, requiredVersion));"
261 ]),
262 "}",
263 "return get(scope[key][version]);"
264 ]
265 )});`,
266 "var installedModules = {};",
267 "var moduleToHandlerMapping = {",
268 Template.indent(
269 Array.from(
270 moduleIdToSourceMapping,
271 ([key, source]) => `${JSON.stringify(key)}: ${source.source()}`
272 ).join(",\n")
273 ),
274 "};",
275
276 initialConsumes.length > 0
277 ? Template.asString([
278 `var initialConsumes = ${JSON.stringify(initialConsumes)};`,
279 `initialConsumes.forEach(${runtimeTemplate.basicFunction("id", [
280 `${
281 RuntimeGlobals.moduleFactories
282 }[id] = ${runtimeTemplate.basicFunction("module", [
283 "// Handle case when module is used sync",
284 "installedModules[id] = 0;",
285 `delete ${RuntimeGlobals.moduleCache}[id];`,
286 "var factory = moduleToHandlerMapping[id]();",
287 'if(typeof factory !== "function") throw new Error("Shared module is not available for eager consumption: " + id);',
288 "module.exports = factory();"
289 ])}`
290 ])});`
291 ])
292 : "// no consumes in initial chunks",
293 this._runtimeRequirements.has(RuntimeGlobals.ensureChunkHandlers)
294 ? Template.asString([
295 `var chunkMapping = ${JSON.stringify(
296 chunkToModuleMapping,
297 null,
298 "\t"
299 )};`,
300 "var startedInstallModules = {};",
301 `${
302 RuntimeGlobals.ensureChunkHandlers
303 }.consumes = ${runtimeTemplate.basicFunction("chunkId, promises", [
304 `if(${RuntimeGlobals.hasOwnProperty}(chunkMapping, chunkId)) {`,
305 Template.indent([
306 `chunkMapping[chunkId].forEach(${runtimeTemplate.basicFunction(
307 "id",
308 [
309 `if(${RuntimeGlobals.hasOwnProperty}(installedModules, id)) return promises.push(installedModules[id]);`,
310 "if(!startedInstallModules[id]) {",
311 `var onFactory = ${runtimeTemplate.basicFunction(
312 "factory",
313 [
314 "installedModules[id] = 0;",
315 `${
316 RuntimeGlobals.moduleFactories
317 }[id] = ${runtimeTemplate.basicFunction("module", [
318 `delete ${RuntimeGlobals.moduleCache}[id];`,
319 "module.exports = factory();"
320 ])}`
321 ]
322 )};`,
323 "startedInstallModules[id] = true;",
324 `var onError = ${runtimeTemplate.basicFunction("error", [
325 "delete installedModules[id];",
326 `${
327 RuntimeGlobals.moduleFactories
328 }[id] = ${runtimeTemplate.basicFunction("module", [
329 `delete ${RuntimeGlobals.moduleCache}[id];`,
330 "throw error;"
331 ])}`
332 ])};`,
333 "try {",
334 Template.indent([
335 "var promise = moduleToHandlerMapping[id]();",
336 "if(promise.then) {",
337 Template.indent(
338 "promises.push(installedModules[id] = promise.then(onFactory)['catch'](onError));"
339 ),
340 "} else onFactory(promise);"
341 ]),
342 "} catch(e) { onError(e); }",
343 "}"
344 ]
345 )});`
346 ]),
347 "}"
348 ])}`
349 ])
350 : "// no chunk loading of consumes"
351 ]);
352 }
353}
354
355module.exports = ConsumeSharedRuntimeModule;
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