diff options
Diffstat (limited to 'node_modules/webpack/lib/container/FallbackModule.js')
| -rw-r--r-- | node_modules/webpack/lib/container/FallbackModule.js | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/node_modules/webpack/lib/container/FallbackModule.js b/node_modules/webpack/lib/container/FallbackModule.js deleted file mode 100644 index 59bf27c9..00000000 --- a/node_modules/webpack/lib/container/FallbackModule.js +++ /dev/null @@ -1,184 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Tobias Koppers @sokra and Zackary Jackson @ScriptedAlchemy -*/ - -"use strict"; - -const { RawSource } = require("webpack-sources"); -const Module = require("../Module"); -const { WEBPACK_MODULE_TYPE_FALLBACK } = require("../ModuleTypeConstants"); -const RuntimeGlobals = require("../RuntimeGlobals"); -const Template = require("../Template"); -const makeSerializable = require("../util/makeSerializable"); -const FallbackItemDependency = require("./FallbackItemDependency"); - -/** @typedef {import("../../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */ -/** @typedef {import("../Chunk")} Chunk */ -/** @typedef {import("../ChunkGraph")} ChunkGraph */ -/** @typedef {import("../ChunkGroup")} ChunkGroup */ -/** @typedef {import("../Compilation")} Compilation */ -/** @typedef {import("../Module").CodeGenerationContext} CodeGenerationContext */ -/** @typedef {import("../Module").CodeGenerationResult} CodeGenerationResult */ -/** @typedef {import("../Module").LibIdentOptions} LibIdentOptions */ -/** @typedef {import("../Module").NeedBuildContext} NeedBuildContext */ -/** @typedef {import("../Module").SourceTypes} SourceTypes */ -/** @typedef {import("../RequestShortener")} RequestShortener */ -/** @typedef {import("../ResolverFactory").ResolverWithOptions} ResolverWithOptions */ -/** @typedef {import("../WebpackError")} WebpackError */ -/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */ -/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */ -/** @typedef {import("../util/Hash")} Hash */ -/** @typedef {import("../util/fs").InputFileSystem} InputFileSystem */ - -const TYPES = new Set(["javascript"]); -const RUNTIME_REQUIREMENTS = new Set([RuntimeGlobals.module]); - -class FallbackModule extends Module { - /** - * @param {string[]} requests list of requests to choose one - */ - constructor(requests) { - super(WEBPACK_MODULE_TYPE_FALLBACK); - this.requests = requests; - this._identifier = `fallback ${this.requests.join(" ")}`; - } - - /** - * @returns {string} a unique identifier of the module - */ - identifier() { - return this._identifier; - } - - /** - * @param {RequestShortener} requestShortener the request shortener - * @returns {string} a user readable identifier of the module - */ - readableIdentifier(requestShortener) { - return this._identifier; - } - - /** - * @param {LibIdentOptions} options options - * @returns {string | null} an identifier for library inclusion - */ - libIdent(options) { - return `${this.layer ? `(${this.layer})/` : ""}webpack/container/fallback/${ - this.requests[0] - }/and ${this.requests.length - 1} more`; - } - - /** - * @param {Chunk} chunk the chunk which condition should be checked - * @param {Compilation} compilation the compilation - * @returns {boolean} true, if the chunk is ok for the module - */ - chunkCondition(chunk, { chunkGraph }) { - return chunkGraph.getNumberOfEntryModules(chunk) > 0; - } - - /** - * @param {NeedBuildContext} context context info - * @param {function((WebpackError | null)=, boolean=): void} callback callback function, returns true, if the module needs a rebuild - * @returns {void} - */ - needBuild(context, callback) { - callback(null, !this.buildInfo); - } - - /** - * @param {WebpackOptions} options webpack options - * @param {Compilation} compilation the compilation - * @param {ResolverWithOptions} resolver the resolver - * @param {InputFileSystem} fs the file system - * @param {function(WebpackError=): void} callback callback function - * @returns {void} - */ - build(options, compilation, resolver, fs, callback) { - this.buildMeta = {}; - this.buildInfo = { - strict: true - }; - - this.clearDependenciesAndBlocks(); - for (const request of this.requests) - this.addDependency(new FallbackItemDependency(request)); - - callback(); - } - - /** - * @param {string=} type the source type for which the size should be estimated - * @returns {number} the estimated size of the module (must be non-zero) - */ - size(type) { - return this.requests.length * 5 + 42; - } - - /** - * @returns {SourceTypes} types available (do not mutate) - */ - getSourceTypes() { - return TYPES; - } - - /** - * @param {CodeGenerationContext} context context for code generation - * @returns {CodeGenerationResult} result - */ - codeGeneration({ runtimeTemplate, moduleGraph, chunkGraph }) { - const ids = this.dependencies.map(dep => - chunkGraph.getModuleId(/** @type {Module} */ (moduleGraph.getModule(dep))) - ); - const code = Template.asString([ - `var ids = ${JSON.stringify(ids)};`, - "var error, result, i = 0;", - `var loop = ${runtimeTemplate.basicFunction("next", [ - "while(i < ids.length) {", - Template.indent([ - `try { next = ${RuntimeGlobals.require}(ids[i++]); } catch(e) { return handleError(e); }`, - "if(next) return next.then ? next.then(handleResult, handleError) : handleResult(next);" - ]), - "}", - "if(error) throw error;" - ])}`, - `var handleResult = ${runtimeTemplate.basicFunction("result", [ - "if(result) return result;", - "return loop();" - ])};`, - `var handleError = ${runtimeTemplate.basicFunction("e", [ - "error = e;", - "return loop();" - ])};`, - "module.exports = loop();" - ]); - const sources = new Map(); - sources.set("javascript", new RawSource(code)); - return { sources, runtimeRequirements: RUNTIME_REQUIREMENTS }; - } - - /** - * @param {ObjectSerializerContext} context context - */ - serialize(context) { - const { write } = context; - write(this.requests); - super.serialize(context); - } - - /** - * @param {ObjectDeserializerContext} context context - * @returns {FallbackModule} deserialized fallback module - */ - static deserialize(context) { - const { read } = context; - const obj = new FallbackModule(read()); - obj.deserialize(context); - return obj; - } -} - -makeSerializable(FallbackModule, "webpack/lib/container/FallbackModule"); - -module.exports = FallbackModule; |