summaryrefslogtreecommitdiffstats
path: root/node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js
diff options
context:
space:
mode:
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)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js
downloadwebsite_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz
website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2
website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip
api, login, auth
Diffstat (limited to 'node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js')
-rw-r--r--node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js112
1 files changed, 112 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js b/node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js
new file mode 100644
index 0000000..cb9a3e8
--- /dev/null
+++ b/node_modules/webpack/lib/optimize/OccurrenceModuleOrderPlugin.js
@@ -0,0 +1,112 @@
+/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const validateOptions = require("schema-utils");
+const schema = require("../../schemas/plugins/optimize/OccurrenceOrderModuleIdsPlugin.json");
+
+/** @typedef {import("../../declarations/plugins/optimize/OccurrenceOrderModuleIdsPlugin").OccurrenceOrderModuleIdsPluginOptions} OccurrenceOrderModuleIdsPluginOptions */
+
+class OccurrenceOrderModuleIdsPlugin {
+ /**
+ * @param {OccurrenceOrderModuleIdsPluginOptions=} options options object
+ */
+ constructor(options = {}) {
+ validateOptions(schema, options, "Occurrence Order Module Ids Plugin");
+ this.options = options;
+ }
+
+ apply(compiler) {
+ const prioritiseInitial = this.options.prioritiseInitial;
+ compiler.hooks.compilation.tap(
+ "OccurrenceOrderModuleIdsPlugin",
+ compilation => {
+ compilation.hooks.optimizeModuleOrder.tap(
+ "OccurrenceOrderModuleIdsPlugin",
+ modules => {
+ const occursInInitialChunksMap = new Map();
+ const occursInAllChunksMap = new Map();
+
+ const initialChunkChunkMap = new Map();
+ const entryCountMap = new Map();
+ for (const m of modules) {
+ let initial = 0;
+ let entry = 0;
+ for (const c of m.chunksIterable) {
+ if (c.canBeInitial()) initial++;
+ if (c.entryModule === m) entry++;
+ }
+ initialChunkChunkMap.set(m, initial);
+ entryCountMap.set(m, entry);
+ }
+
+ const countOccursInEntry = (sum, r) => {
+ if (!r.module) {
+ return sum;
+ }
+ const count = initialChunkChunkMap.get(r.module);
+ if (!count) {
+ return sum;
+ }
+ return sum + count;
+ };
+ const countOccurs = (sum, r) => {
+ if (!r.module) {
+ return sum;
+ }
+ let factor = 1;
+ if (typeof r.dependency.getNumberOfIdOccurrences === "function") {
+ factor = r.dependency.getNumberOfIdOccurrences();
+ }
+ if (factor === 0) {
+ return sum;
+ }
+ return sum + factor * r.module.getNumberOfChunks();
+ };
+
+ if (prioritiseInitial) {
+ for (const m of modules) {
+ const result =
+ m.reasons.reduce(countOccursInEntry, 0) +
+ initialChunkChunkMap.get(m) +
+ entryCountMap.get(m);
+ occursInInitialChunksMap.set(m, result);
+ }
+ }
+
+ const originalOrder = new Map();
+ let i = 0;
+ for (const m of modules) {
+ const result =
+ m.reasons.reduce(countOccurs, 0) +
+ m.getNumberOfChunks() +
+ entryCountMap.get(m);
+ occursInAllChunksMap.set(m, result);
+ originalOrder.set(m, i++);
+ }
+
+ modules.sort((a, b) => {
+ if (prioritiseInitial) {
+ const aEntryOccurs = occursInInitialChunksMap.get(a);
+ const bEntryOccurs = occursInInitialChunksMap.get(b);
+ if (aEntryOccurs > bEntryOccurs) return -1;
+ if (aEntryOccurs < bEntryOccurs) return 1;
+ }
+ const aOccurs = occursInAllChunksMap.get(a);
+ const bOccurs = occursInAllChunksMap.get(b);
+ if (aOccurs > bOccurs) return -1;
+ if (aOccurs < bOccurs) return 1;
+ const orgA = originalOrder.get(a);
+ const orgB = originalOrder.get(b);
+ return orgA - orgB;
+ });
+ }
+ );
+ }
+ );
+ }
+}
+
+module.exports = OccurrenceOrderModuleIdsPlugin;