/* | |
MIT License http://www.opensource.org/licenses/mit-license.php | |
Author Tobias Koppers @sokra | |
*/ | |
"use strict"; | |
const path = require("path"); | |
const concord = require("./concord"); | |
const DescriptionFileUtils = require("./DescriptionFileUtils"); | |
module.exports = class ConcordMainPlugin { | |
constructor(source, options, target) { | |
this.source = source; | |
this.options = options; | |
this.target = target; | |
} | |
apply(resolver) { | |
const target = resolver.ensureHook(this.target); | |
resolver.getHook(this.source).tapAsync("ConcordMainPlugin", (request, resolveContext, callback) => { | |
if(request.path !== request.descriptionFileRoot) return callback(); | |
const concordField = DescriptionFileUtils.getField(request.descriptionFileData, "concord"); | |
if(!concordField) return callback(); | |
const mainModule = concord.getMain(request.context, concordField); | |
if(!mainModule) return callback(); | |
const obj = Object.assign({}, request, { | |
request: mainModule | |
}); | |
const filename = path.basename(request.descriptionFilePath); | |
return resolver.doResolve(target, obj, "use " + mainModule + " from " + filename, resolveContext, callback); | |
}); | |
} | |
}; |