chore: refactor webpack-cli

Author: rishabh3112

lib/webpack-cli.js

@@ -165,10 +165,11 @@ class WebpackCLI extends GroupHelper {
     runHelp(args) {
         const HelpGroup = require('./groups/help');
         const Commands = require('./utils/commands').names;
-        let command = null;
-        args.forEach(arg => {
-            if (Commands.includes(arg)) command = arg;
-        });
+        const command = Object.keys(Commands).map( i => {
+            if (args.includes(Commands[i])) {
+                return Commands[i];
+            }
+        })[0];
         return new HelpGroup().outputHelp(command);
     }