60 lines
2.0 KiB
JavaScript
60 lines
2.0 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const DelegatedModule = require("./DelegatedModule");
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// options.source
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// options.type
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// options.context
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// options.scope
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// options.content
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class DelegatedModuleFactoryPlugin {
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constructor(options) {
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this.options = options;
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options.type = options.type || "require";
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options.extensions = options.extensions || ["", ".js"];
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}
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apply(normalModuleFactory) {
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const scope = this.options.scope;
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if(scope) {
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normalModuleFactory.plugin("factory", factory => (data, callback) => {
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const dependency = data.dependencies[0];
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const request = dependency.request;
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if(request && request.indexOf(scope + "/") === 0) {
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const innerRequest = "." + request.substr(scope.length);
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let resolved;
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if(innerRequest in this.options.content) {
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resolved = this.options.content[innerRequest];
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return callback(null, new DelegatedModule(this.options.source, resolved, this.options.type, innerRequest, request));
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}
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for(let i = 0; i < this.options.extensions.length; i++) {
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const extension = this.options.extensions[i];
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const requestPlusExt = innerRequest + extension;
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if(requestPlusExt in this.options.content) {
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resolved = this.options.content[requestPlusExt];
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return callback(null, new DelegatedModule(this.options.source, resolved, this.options.type, requestPlusExt, request + extension));
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}
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}
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}
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return factory(data, callback);
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});
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} else {
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normalModuleFactory.plugin("module", module => {
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if(module.libIdent) {
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const request = module.libIdent(this.options);
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if(request && request in this.options.content) {
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const resolved = this.options.content[request];
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return new DelegatedModule(this.options.source, resolved, this.options.type, request, module);
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}
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}
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return module;
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});
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}
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}
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}
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module.exports = DelegatedModuleFactoryPlugin;
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