115 lines
3 KiB
JavaScript
115 lines
3 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
const asyncLib = require("neo-async");
|
|
const EntryDependency = require("./dependencies/EntryDependency");
|
|
const { someInIterable } = require("./util/IterableHelpers");
|
|
const { compareModulesById } = require("./util/comparators");
|
|
const { dirname, mkdirp } = require("./util/fs");
|
|
|
|
/** @typedef {import("./Compiler")} Compiler */
|
|
|
|
/**
|
|
* @typedef {Object} ManifestModuleData
|
|
* @property {string | number} id
|
|
* @property {Object} buildMeta
|
|
* @property {boolean | string[]} exports
|
|
*/
|
|
|
|
class LibManifestPlugin {
|
|
constructor(options) {
|
|
this.options = options;
|
|
}
|
|
|
|
/**
|
|
* Apply the plugin
|
|
* @param {Compiler} compiler the compiler instance
|
|
* @returns {void}
|
|
*/
|
|
apply(compiler) {
|
|
compiler.hooks.emit.tapAsync(
|
|
"LibManifestPlugin",
|
|
(compilation, callback) => {
|
|
const moduleGraph = compilation.moduleGraph;
|
|
asyncLib.forEach(
|
|
Array.from(compilation.chunks),
|
|
(chunk, callback) => {
|
|
if (!chunk.canBeInitial()) {
|
|
callback();
|
|
return;
|
|
}
|
|
const chunkGraph = compilation.chunkGraph;
|
|
const targetPath = compilation.getPath(this.options.path, {
|
|
chunk
|
|
});
|
|
const name =
|
|
this.options.name &&
|
|
compilation.getPath(this.options.name, {
|
|
chunk
|
|
});
|
|
const content = Object.create(null);
|
|
for (const module of chunkGraph.getOrderedChunkModulesIterable(
|
|
chunk,
|
|
compareModulesById(chunkGraph)
|
|
)) {
|
|
if (
|
|
this.options.entryOnly &&
|
|
!someInIterable(
|
|
moduleGraph.getIncomingConnections(module),
|
|
c => c.dependency instanceof EntryDependency
|
|
)
|
|
) {
|
|
continue;
|
|
}
|
|
const ident = module.libIdent({
|
|
context: this.options.context || compiler.options.context,
|
|
associatedObjectForCache: compiler.root
|
|
});
|
|
if (ident) {
|
|
const exportsInfo = moduleGraph.getExportsInfo(module);
|
|
const providedExports = exportsInfo.getProvidedExports();
|
|
/** @type {ManifestModuleData} */
|
|
const data = {
|
|
id: chunkGraph.getModuleId(module),
|
|
buildMeta: module.buildMeta,
|
|
exports: Array.isArray(providedExports)
|
|
? providedExports
|
|
: undefined
|
|
};
|
|
content[ident] = data;
|
|
}
|
|
}
|
|
const manifest = {
|
|
name,
|
|
type: this.options.type,
|
|
content
|
|
};
|
|
// Apply formatting to content if format flag is true;
|
|
const manifestContent = this.options.format
|
|
? JSON.stringify(manifest, null, 2)
|
|
: JSON.stringify(manifest);
|
|
const buffer = Buffer.from(manifestContent, "utf8");
|
|
mkdirp(
|
|
compiler.intermediateFileSystem,
|
|
dirname(compiler.intermediateFileSystem, targetPath),
|
|
err => {
|
|
if (err) return callback(err);
|
|
compiler.intermediateFileSystem.writeFile(
|
|
targetPath,
|
|
buffer,
|
|
callback
|
|
);
|
|
}
|
|
);
|
|
},
|
|
callback
|
|
);
|
|
}
|
|
);
|
|
}
|
|
}
|
|
module.exports = LibManifestPlugin;
|