refactor start

home/ags/node_modules/eslint/lib/cli-engine/load-rules.js

@@ -1,46 +0,0 @@
-/**
- * @fileoverview Module for loading rules from files and directories.
- * @author Michael Ficarra
- */
-
-"use strict";
-
-//------------------------------------------------------------------------------
-// Requirements
-//------------------------------------------------------------------------------
-
-const fs = require("fs"),
-    path = require("path");
-
-const rulesDirCache = {};
-
-//------------------------------------------------------------------------------
-// Public Interface
-//------------------------------------------------------------------------------
-
-/**
- * Load all rule modules from specified directory.
- * @param {string} relativeRulesDir Path to rules directory, may be relative.
- * @param {string} cwd Current working directory
- * @returns {Object} Loaded rule modules.
- */
-module.exports = function(relativeRulesDir, cwd) {
-    const rulesDir = path.resolve(cwd, relativeRulesDir);
-
-    // cache will help performance as IO operation are expensive
-    if (rulesDirCache[rulesDir]) {
-        return rulesDirCache[rulesDir];
-    }
-
-    const rules = Object.create(null);
-
-    fs.readdirSync(rulesDir).forEach(file => {
-        if (path.extname(file) !== ".js") {
-            return;
-        }
-        rules[file.slice(0, -3)] = require(path.join(rulesDir, file));
-    });
-    rulesDirCache[rulesDir] = rules;
-
-    return rules;
-};