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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/webpack/lib/ResolverFactory.js | |
download | website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2 website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip |
api, login, auth
Diffstat (limited to 'node_modules/webpack/lib/ResolverFactory.js')
-rw-r--r-- | node_modules/webpack/lib/ResolverFactory.js | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/ResolverFactory.js b/node_modules/webpack/lib/ResolverFactory.js new file mode 100644 index 0000000..7166257 --- /dev/null +++ b/node_modules/webpack/lib/ResolverFactory.js @@ -0,0 +1,74 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra + */ +"use strict"; + +const { Tapable, HookMap, SyncHook, SyncWaterfallHook } = require("tapable"); +const Factory = require("enhanced-resolve").ResolverFactory; +const { cachedCleverMerge } = require("./util/cleverMerge"); + +/** @typedef {import("enhanced-resolve").Resolver} Resolver */ + +const EMTPY_RESOLVE_OPTIONS = {}; + +module.exports = class ResolverFactory extends Tapable { + constructor() { + super(); + this.hooks = { + resolveOptions: new HookMap( + () => new SyncWaterfallHook(["resolveOptions"]) + ), + resolver: new HookMap(() => new SyncHook(["resolver", "resolveOptions"])) + }; + this._pluginCompat.tap("ResolverFactory", options => { + let match; + match = /^resolve-options (.+)$/.exec(options.name); + if (match) { + this.hooks.resolveOptions + .for(match[1]) + .tap(options.fn.name || "unnamed compat plugin", options.fn); + return true; + } + match = /^resolver (.+)$/.exec(options.name); + if (match) { + this.hooks.resolver + .for(match[1]) + .tap(options.fn.name || "unnamed compat plugin", options.fn); + return true; + } + }); + this.cache2 = new Map(); + } + + get(type, resolveOptions) { + resolveOptions = resolveOptions || EMTPY_RESOLVE_OPTIONS; + const ident = `${type}|${JSON.stringify(resolveOptions)}`; + const resolver = this.cache2.get(ident); + if (resolver) return resolver; + const newResolver = this._create(type, resolveOptions); + this.cache2.set(ident, newResolver); + return newResolver; + } + + _create(type, resolveOptions) { + const originalResolveOptions = Object.assign({}, resolveOptions); + resolveOptions = this.hooks.resolveOptions.for(type).call(resolveOptions); + const resolver = Factory.createResolver(resolveOptions); + if (!resolver) { + throw new Error("No resolver created"); + } + /** @type {Map<Object, Resolver>} */ + const childCache = new Map(); + resolver.withOptions = options => { + const cacheEntry = childCache.get(options); + if (cacheEntry !== undefined) return cacheEntry; + const mergedOptions = cachedCleverMerge(originalResolveOptions, options); + const resolver = this.get(type, mergedOptions); + childCache.set(options, resolver); + return resolver; + }; + this.hooks.resolver.for(type).call(resolver, resolveOptions); + return resolver; + } +}; |