lepu-test-platform-web/node_modules/enhanced-resolve/lib/ConcordMainPlugin.js

31 lines
1.1 KiB
JavaScript

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