| Path : /var/www/html/infraai.ai/frontend/node_modules/webpack/lib/ids/ |
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/webpack/lib/ids/OccurrenceModuleIdsPlugin.js |
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const {
compareModulesByPreOrderIndexOrIdentifier
} = require("../util/comparators");
const {
assignAscendingModuleIds,
getUsedModuleIdsAndModules
} = require("./IdHelpers");
/** @typedef {import("../../declarations/plugins/ids/OccurrenceModuleIdsPlugin").OccurrenceModuleIdsPluginOptions} OccurrenceModuleIdsPluginOptions */
/** @typedef {import("../Compiler")} Compiler */
/** @typedef {import("../Module")} Module */
const PLUGIN_NAME = "OccurrenceModuleIdsPlugin";
class OccurrenceModuleIdsPlugin {
/**
* Creates an instance of OccurrenceModuleIdsPlugin.
* @param {OccurrenceModuleIdsPluginOptions=} options options object
*/
constructor(options = {}) {
/** @type {OccurrenceModuleIdsPluginOptions} */
this.options = options;
}
/**
* Applies the plugin by registering its hooks on the compiler.
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
compiler.hooks.validate.tap(PLUGIN_NAME, () => {
compiler.validate(
() =>
require("../../schemas/plugins/ids/OccurrenceModuleIdsPlugin.json"),
this.options,
{
name: "Occurrence Order Module Ids Plugin",
baseDataPath: "options"
},
(options) =>
require("../../schemas/plugins/ids/OccurrenceModuleIdsPlugin.check")(
options
)
);
});
compiler.hooks.compilation.tap(PLUGIN_NAME, (compilation) => {
const moduleGraph = compilation.moduleGraph;
compilation.hooks.moduleIds.tap(PLUGIN_NAME, () => {
const chunkGraph = compilation.chunkGraph;
const [usedIds, modulesInOccurrenceOrder] =
getUsedModuleIdsAndModules(compilation);
/** @type {Map<Module, number>} */
const occursInInitialChunksMap = new Map();
/** @type {Map<Module, number>} */
const occursInAllChunksMap = new Map();
/** @type {Map<Module, number>} */
const initialChunkChunkMap = new Map();
/** @type {Map<Module, number>} */
const entryCountMap = new Map();
for (const m of modulesInOccurrenceOrder) {
let initial = 0;
let entry = 0;
for (const c of chunkGraph.getModuleChunksIterable(m)) {
if (c.canBeInitial()) initial++;
if (chunkGraph.isEntryModuleInChunk(m, c)) entry++;
}
initialChunkChunkMap.set(m, initial);
entryCountMap.set(m, entry);
}
/**
* Count occurs in entry.
* @param {Module} module module
* @returns {number} count of occurs
*/
const countOccursInEntry = (module) => {
let sum = 0;
for (const [
originModule,
connections
] of moduleGraph.getIncomingConnectionsByOriginModule(module)) {
if (!originModule) continue;
if (!connections.some((c) => c.isTargetActive(undefined))) continue;
sum += initialChunkChunkMap.get(originModule) || 0;
}
return sum;
};
/**
* Returns count of occurs.
* @param {Module} module module
* @returns {number} count of occurs
*/
const countOccurs = (module) => {
let sum = 0;
for (const [
originModule,
connections
] of moduleGraph.getIncomingConnectionsByOriginModule(module)) {
if (!originModule) continue;
const chunkModules =
chunkGraph.getNumberOfModuleChunks(originModule);
for (const c of connections) {
if (!c.isTargetActive(undefined)) continue;
if (!c.dependency) continue;
const factor = c.dependency.getNumberOfIdOccurrences();
if (factor === 0) continue;
sum += factor * chunkModules;
}
}
return sum;
};
if (this.options.prioritiseInitial) {
for (const m of modulesInOccurrenceOrder) {
const result =
countOccursInEntry(m) +
/** @type {number} */ (initialChunkChunkMap.get(m)) +
/** @type {number} */ (entryCountMap.get(m));
occursInInitialChunksMap.set(m, result);
}
}
for (const m of modulesInOccurrenceOrder) {
const result =
countOccurs(m) +
chunkGraph.getNumberOfModuleChunks(m) +
/** @type {number} */ (entryCountMap.get(m));
occursInAllChunksMap.set(m, result);
}
const naturalCompare = compareModulesByPreOrderIndexOrIdentifier(
compilation.moduleGraph
);
modulesInOccurrenceOrder.sort((a, b) => {
if (this.options.prioritiseInitial) {
const aEntryOccurs =
/** @type {number} */
(occursInInitialChunksMap.get(a));
const bEntryOccurs =
/** @type {number} */
(occursInInitialChunksMap.get(b));
if (aEntryOccurs > bEntryOccurs) return -1;
if (aEntryOccurs < bEntryOccurs) return 1;
}
const aOccurs = /** @type {number} */ (occursInAllChunksMap.get(a));
const bOccurs = /** @type {number} */ (occursInAllChunksMap.get(b));
if (aOccurs > bOccurs) return -1;
if (aOccurs < bOccurs) return 1;
return naturalCompare(a, b);
});
assignAscendingModuleIds(
usedIds,
modulesInOccurrenceOrder,
compilation
);
});
});
}
}
module.exports = OccurrenceModuleIdsPlugin;