49 lines
1.7 KiB
JavaScript
49 lines
1.7 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 DescriptionFileUtils = require("./DescriptionFileUtils");
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module.exports = class DescriptionFilePlugin {
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constructor(source, filenames, target) {
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this.source = source;
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this.filenames = [].concat(filenames);
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this.target = target;
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}
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apply(resolver) {
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const target = resolver.ensureHook(this.target);
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resolver.getHook(this.source).tapAsync("DescriptionFilePlugin", (request, resolveContext, callback) => {
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const directory = request.path;
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DescriptionFileUtils.loadDescriptionFile(resolver, directory, this.filenames, resolveContext, (err, result) => {
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if(err) return callback(err);
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if(!result) {
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if(resolveContext.missing) {
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this.filenames.forEach((filename) => {
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resolveContext.missing.add(resolver.join(directory, filename));
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});
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}
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if(resolveContext.log) resolveContext.log("No description file found");
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return callback();
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}
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const relativePath = "." + request.path.substr(result.directory.length).replace(/\\/g, "/");
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const obj = Object.assign({}, request, {
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descriptionFilePath: result.path,
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descriptionFileData: result.content,
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descriptionFileRoot: result.directory,
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relativePath: relativePath
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});
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resolver.doResolve(target, obj, "using description file: " + result.path + " (relative path: " + relativePath + ")", resolveContext, (err, result) => {
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if(err) return callback(err);
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// Don't allow other processing
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if(result === undefined) return callback(null, null);
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callback(null, result);
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});
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});
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});
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}
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};
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