diff options
Diffstat (limited to 'node_modules/webpack/lib/ModuleInfoHeaderPlugin.js')
| -rw-r--r-- | node_modules/webpack/lib/ModuleInfoHeaderPlugin.js | 262 |
1 files changed, 0 insertions, 262 deletions
diff --git a/node_modules/webpack/lib/ModuleInfoHeaderPlugin.js b/node_modules/webpack/lib/ModuleInfoHeaderPlugin.js deleted file mode 100644 index 2ee0b2a8..00000000 --- a/node_modules/webpack/lib/ModuleInfoHeaderPlugin.js +++ /dev/null @@ -1,262 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Tobias Koppers @sokra -*/ - -"use strict"; - -const { ConcatSource, RawSource, CachedSource } = require("webpack-sources"); -const { UsageState } = require("./ExportsInfo"); -const Template = require("./Template"); -const JavascriptModulesPlugin = require("./javascript/JavascriptModulesPlugin"); - -/** @typedef {import("webpack-sources").Source} Source */ -/** @typedef {import("./Compiler")} Compiler */ -/** @typedef {import("./ExportsInfo")} ExportsInfo */ -/** @typedef {import("./ExportsInfo").ExportInfo} ExportInfo */ -/** @typedef {import("./Module")} Module */ -/** @typedef {import("./Module").BuildMeta} BuildMeta */ -/** @typedef {import("./ModuleGraph")} ModuleGraph */ -/** @typedef {import("./ModuleTemplate")} ModuleTemplate */ -/** @typedef {import("./RequestShortener")} RequestShortener */ - -/** - * @template T - * @param {Iterable<T>} iterable iterable - * @returns {string} joined with comma - */ -const joinIterableWithComma = iterable => { - // This is more performant than Array.from().join(", ") - // as it doesn't create an array - let str = ""; - let first = true; - for (const item of iterable) { - if (first) { - first = false; - } else { - str += ", "; - } - str += item; - } - return str; -}; - -/** - * @param {ConcatSource} source output - * @param {string} indent spacing - * @param {ExportsInfo} exportsInfo data - * @param {ModuleGraph} moduleGraph moduleGraph - * @param {RequestShortener} requestShortener requestShortener - * @param {Set<ExportInfo>} alreadyPrinted deduplication set - * @returns {void} - */ -const printExportsInfoToSource = ( - source, - indent, - exportsInfo, - moduleGraph, - requestShortener, - alreadyPrinted = new Set() -) => { - const otherExportsInfo = exportsInfo.otherExportsInfo; - - let alreadyPrintedExports = 0; - - // determine exports to print - const printedExports = []; - for (const exportInfo of exportsInfo.orderedExports) { - if (!alreadyPrinted.has(exportInfo)) { - alreadyPrinted.add(exportInfo); - printedExports.push(exportInfo); - } else { - alreadyPrintedExports++; - } - } - let showOtherExports = false; - if (!alreadyPrinted.has(otherExportsInfo)) { - alreadyPrinted.add(otherExportsInfo); - showOtherExports = true; - } else { - alreadyPrintedExports++; - } - - // print the exports - for (const exportInfo of printedExports) { - const target = exportInfo.getTarget(moduleGraph); - source.add( - Template.toComment( - `${indent}export ${JSON.stringify(exportInfo.name).slice( - 1, - -1 - )} [${exportInfo.getProvidedInfo()}] [${exportInfo.getUsedInfo()}] [${exportInfo.getRenameInfo()}]${ - target - ? ` -> ${target.module.readableIdentifier(requestShortener)}${ - target.export - ? ` .${target.export - .map(e => JSON.stringify(e).slice(1, -1)) - .join(".")}` - : "" - }` - : "" - }` - ) + "\n" - ); - if (exportInfo.exportsInfo) { - printExportsInfoToSource( - source, - indent + " ", - exportInfo.exportsInfo, - moduleGraph, - requestShortener, - alreadyPrinted - ); - } - } - - if (alreadyPrintedExports) { - source.add( - Template.toComment( - `${indent}... (${alreadyPrintedExports} already listed exports)` - ) + "\n" - ); - } - - if (showOtherExports) { - const target = otherExportsInfo.getTarget(moduleGraph); - if ( - target || - otherExportsInfo.provided !== false || - otherExportsInfo.getUsed(undefined) !== UsageState.Unused - ) { - const title = - printedExports.length > 0 || alreadyPrintedExports > 0 - ? "other exports" - : "exports"; - source.add( - Template.toComment( - `${indent}${title} [${otherExportsInfo.getProvidedInfo()}] [${otherExportsInfo.getUsedInfo()}]${ - target - ? ` -> ${target.module.readableIdentifier(requestShortener)}` - : "" - }` - ) + "\n" - ); - } - } -}; - -/** @type {WeakMap<RequestShortener, WeakMap<Module, { header: RawSource | undefined, full: WeakMap<Source, CachedSource> }>>} */ -const caches = new WeakMap(); - -class ModuleInfoHeaderPlugin { - /** - * @param {boolean=} verbose add more information like exports, runtime requirements and bailouts - */ - constructor(verbose = true) { - this._verbose = verbose; - } - /** - * @param {Compiler} compiler the compiler - * @returns {void} - */ - apply(compiler) { - const { _verbose: verbose } = this; - compiler.hooks.compilation.tap("ModuleInfoHeaderPlugin", compilation => { - const hooks = JavascriptModulesPlugin.getCompilationHooks(compilation); - hooks.renderModulePackage.tap( - "ModuleInfoHeaderPlugin", - ( - moduleSource, - module, - { chunk, chunkGraph, moduleGraph, runtimeTemplate } - ) => { - const { requestShortener } = runtimeTemplate; - let cacheEntry; - let cache = caches.get(requestShortener); - if (cache === undefined) { - caches.set(requestShortener, (cache = new WeakMap())); - cache.set( - module, - (cacheEntry = { header: undefined, full: new WeakMap() }) - ); - } else { - cacheEntry = cache.get(module); - if (cacheEntry === undefined) { - cache.set( - module, - (cacheEntry = { header: undefined, full: new WeakMap() }) - ); - } else if (!verbose) { - const cachedSource = cacheEntry.full.get(moduleSource); - if (cachedSource !== undefined) return cachedSource; - } - } - const source = new ConcatSource(); - let header = cacheEntry.header; - if (header === undefined) { - const req = module.readableIdentifier(requestShortener); - const reqStr = req.replace(/\*\//g, "*_/"); - const reqStrStar = "*".repeat(reqStr.length); - const headerStr = `/*!****${reqStrStar}****!*\\\n !*** ${reqStr} ***!\n \\****${reqStrStar}****/\n`; - header = new RawSource(headerStr); - cacheEntry.header = header; - } - source.add(header); - if (verbose) { - const exportsType = /** @type {BuildMeta} */ (module.buildMeta) - .exportsType; - source.add( - Template.toComment( - exportsType - ? `${exportsType} exports` - : "unknown exports (runtime-defined)" - ) + "\n" - ); - if (exportsType) { - const exportsInfo = moduleGraph.getExportsInfo(module); - printExportsInfoToSource( - source, - "", - exportsInfo, - moduleGraph, - requestShortener - ); - } - source.add( - Template.toComment( - `runtime requirements: ${joinIterableWithComma( - chunkGraph.getModuleRuntimeRequirements(module, chunk.runtime) - )}` - ) + "\n" - ); - const optimizationBailout = - moduleGraph.getOptimizationBailout(module); - if (optimizationBailout) { - for (const text of optimizationBailout) { - let code; - if (typeof text === "function") { - code = text(requestShortener); - } else { - code = text; - } - source.add(Template.toComment(`${code}`) + "\n"); - } - } - source.add(moduleSource); - return source; - } else { - source.add(moduleSource); - const cachedSource = new CachedSource(source); - cacheEntry.full.set(moduleSource, cachedSource); - return cachedSource; - } - } - ); - hooks.chunkHash.tap("ModuleInfoHeaderPlugin", (chunk, hash) => { - hash.update("ModuleInfoHeaderPlugin"); - hash.update("1"); - }); - }); - } -} -module.exports = ModuleInfoHeaderPlugin; |