Adding option ( -v or --version ) to print version. (webpack#2935)

kentendo · sokra · commit 142ad9dae98b · 2016-09-07T20:37:24.000+02:00
diff --git a/bin/config-yargs.js b/bin/config-yargs.js
@@ -22,6 +22,12 @@ module.exports = function(yargs) {
 				describe: "Enviroment passed to the config, when it is a function",
 				group: CONFIG_GROUP
 			},
+			"version": {
+				type: "string",
+				describe: "Webpack version",
+				alias: "v",
+				group: BASIC_GROUP,
+			},
 			"context": {
 				type: "string",
 				describe: "The root directory for resolving entry point and stats",
diff --git a/bin/convert-argv.js b/bin/convert-argv.js
@@ -12,7 +12,13 @@ module.exports = function(optimist, argv, convertOptions) {
 	// Help
 	if(argv.help) {
 		optimist.showHelp();
-		process.exit(-1); // eslint-disable-line
+		process.exit(0); // eslint-disable-line
+	}
+
+	// Version
+	if(argv.v || argv.version) {
+		console.log(require("../package.json").version);
+		process.exit(0); // eslint-disable-line
 	}
 
 	// Shortcuts
