47 lines
1.6 KiB
JavaScript
47 lines
1.6 KiB
JavaScript
/*
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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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var createInnerCallback = require("./createInnerCallback");
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var forEachBail = require("./forEachBail");
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var getPaths = require("./getPaths");
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function ModulesInHierachicDirectoriesPlugin(source, directories, target) {
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this.source = source;
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this.directories = [].concat(directories);
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this.target = target;
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}
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module.exports = ModulesInHierachicDirectoriesPlugin;
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ModulesInHierachicDirectoriesPlugin.prototype.apply = function(resolver) {
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var directories = this.directories;
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var target = this.target;
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resolver.plugin(this.source, function(request, callback) {
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var fs = this.fileSystem;
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var topLevelCallback = callback;
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var addrs = getPaths(request.path).paths.map(function(p) {
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return directories.map(function(d) {
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return this.join(p, d);
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}, this);
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}, this).reduce(function(array, p) {
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array.push.apply(array, p);
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return array;
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}, []);
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forEachBail(addrs, function(addr, callback) {
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fs.stat(addr, function(err, stat) {
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if(!err && stat && stat.isDirectory()) {
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var obj = Object.assign({}, request, {
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path: addr,
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request: "./" + request.request
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});
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var message = "looking for modules in " + addr;
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return resolver.doResolve(target, obj, message, createInnerCallback(callback, topLevelCallback));
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}
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if(topLevelCallback.log) topLevelCallback.log(addr + " doesn't exist or is not a directory");
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if(topLevelCallback.missing) topLevelCallback.missing.push(addr);
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return callback();
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});
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}, callback);
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});
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};
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