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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
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Diffstat (limited to 'node_modules/webpack/lib/HashedModuleIdsPlugin.js')
-rw-r--r--node_modules/webpack/lib/HashedModuleIdsPlugin.js63
1 files changed, 63 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/HashedModuleIdsPlugin.js b/node_modules/webpack/lib/HashedModuleIdsPlugin.js
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index 0000000..7a860f7
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+++ b/node_modules/webpack/lib/HashedModuleIdsPlugin.js
@@ -0,0 +1,63 @@
+/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+"use strict";
+const createHash = require("./util/createHash");
+
+const validateOptions = require("schema-utils");
+const schema = require("../schemas/plugins/HashedModuleIdsPlugin.json");
+
+/** @typedef {import("../declarations/plugins/HashedModuleIdsPlugin").HashedModuleIdsPluginOptions} HashedModuleIdsPluginOptions */
+
+class HashedModuleIdsPlugin {
+ /**
+ * @param {HashedModuleIdsPluginOptions=} options options object
+ */
+ constructor(options) {
+ if (!options) options = {};
+
+ validateOptions(schema, options, "Hashed Module Ids Plugin");
+
+ /** @type {HashedModuleIdsPluginOptions} */
+ this.options = Object.assign(
+ {
+ context: null,
+ hashFunction: "md4",
+ hashDigest: "base64",
+ hashDigestLength: 4
+ },
+ options
+ );
+ }
+
+ apply(compiler) {
+ const options = this.options;
+ compiler.hooks.compilation.tap("HashedModuleIdsPlugin", compilation => {
+ const usedIds = new Set();
+ compilation.hooks.beforeModuleIds.tap(
+ "HashedModuleIdsPlugin",
+ modules => {
+ for (const module of modules) {
+ if (module.id === null && module.libIdent) {
+ const id = module.libIdent({
+ context: this.options.context || compiler.options.context
+ });
+ const hash = createHash(options.hashFunction);
+ hash.update(id);
+ const hashId = /** @type {string} */ (hash.digest(
+ options.hashDigest
+ ));
+ let len = options.hashDigestLength;
+ while (usedIds.has(hashId.substr(0, len))) len++;
+ module.id = hashId.substr(0, len);
+ usedIds.add(module.id);
+ }
+ }
+ }
+ );
+ });
+ }
+}
+
+module.exports = HashedModuleIdsPlugin;