LibManifestPlugin.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var path = require("path");
var async = require("async");
function LibManifestPlugin(options) {
this.options = options;
}
module.exports = LibManifestPlugin;
LibManifestPlugin.prototype.apply = function(compiler) {
compiler.plugin("emit", function(compilation, callback) {
async.forEach(compilation.chunks, function(chunk, callback) {
if(!chunk.isInitial()) {
callback();
return;
}
var targetPath = compilation.getPath(this.options.path, {
hash: compilation.hash,
chunk: chunk
});
var name = this.options.name && compilation.getPath(this.options.name, {
hash: compilation.hash,
chunk: chunk
});
var manifest = {
name: name,
type: this.options.type,
content: chunk.modules.reduce(function(obj, module) {
if(module.libIdent) {
var ident = module.libIdent({
context: this.options.context || compiler.options.context
});
if(ident) {
obj[ident] = {
id: module.id,
meta: module.meta,
exports: Array.isArray(module.providedExports) ? module.providedExports : undefined
};
}
}
return obj;
}.bind(this), {})
};
var content = new Buffer(JSON.stringify(manifest, null, 2), "utf8"); //eslint-disable-line
compiler.outputFileSystem.mkdirp(path.dirname(targetPath), function(err) {
if(err) return callback(err);
compiler.outputFileSystem.writeFile(targetPath, content, callback);
});
}.bind(this), callback);
}.bind(this));
};