tweak help a bit.

Author: ksherlock

babel-external-helpers.js

@@ -169,20 +169,31 @@ function help(exitcode) {
 	console.log("Options:");
 	console.log("    -o [outfile]             Write output to file.");
 	console.log("    -h, --help               Display usage information.");
-	console.log("    -l, --whitelist [list    Whitelist of helpers to ONLY include.");
+	console.log("    -l, --whitelist [list]   Whitelist of helpers to ONLY include.");
 	console.log("    -t, --output-type [type] Type of output (export|global|umd|var).");
 
 	process.exit(exitcode);
 }
 
+function version() {
+	var pkg = require('./package.json');
+	console.log(`better-babel-external-helpers version ${pkg.version}`);
+}
 
-var argv = getopt_long(null, "hl:t:o:", ["help","whitelist=s","output-type=s"], function(arg, optarg){
+var argv = getopt_long(null, "hl:t:o:V", ["help","whitelist=s","output-type=s", "version"], function(arg, optarg){
 
 	switch(arg) {
 		case 'help':
 		case 'h':
 			help(EX.OK);
 			break;
+
+		case 'V':
+		case 'version':
+			version();
+			process.exit(EX.OK);
+			break;
+
 		case 'l':
 		case 'whitelist':
 			opts.l = optarg.split(',')

babel.js

@@ -94,7 +94,7 @@ function version() {
 
 function help_presets(verbose) {
 
-	console.log("presets:");
+	console.log("Presets:");
 
 	var x = [];
 	data.presets.forEach(function(v,k) { x.push(k); });
@@ -116,7 +116,7 @@ function help_presets(verbose) {
 
 function help_plugins() {
 
-	console.log("plugins:");
+	console.log("Plugins:");
 
 	var x = [];
 	data.plugins.forEach(function(k) { x.push(k); });
@@ -131,7 +131,7 @@ function config_str(o) {
 }
 function help_config() {
 
-	console.log("configuration:");
+	console.log("Configuration:");
 
 	data.config.forEach(function(v, k) { 
 		console.log(`--${k} ${config_str(v)}`);
@@ -142,24 +142,28 @@ function help(exitcode) {
 
 	console.log("babel [options] infile...");
 	console.log("");
-	console.log("options:");
-	console.log("    -o outfile");
-	console.log("    -h / --help");
-	console.log("    -v / --[no-]verbose");
-	console.log("    -V / --version");
-	console.log("    --[no-]babelrc");
-	console.log("    --[no-]comments");
-	console.log("    --[no-]compact");
-	console.log("     --loose");
-	console.log("    --preset");
-	console.log("    --[no-]plugin");
-
+	console.log("Options:");
+	console.log("    -o [outfile]             Write output to file.");
+	console.log("    -h, --help               Display usage information.");
+	console.log("    --help-presets           Display presets.");
+	console.log("    --help-plugins           Display plugins.");
+	console.log("    --help-config            Display plugin configuration.");
+	console.log("    -v, --[no-]verbose       Enable/Disable verbose mode.");
+	console.log("    -V, --version            Display version information.");
+	console.log("    --[no-]babelrc           Enable/Disable .babelrc.");
+	console.log("    --[no-]comments          Enable/Disable comments.");
+	console.log("    --[no-]compact           Enable/Disable compaction.");
+	console.log("    --loose                  Enable loose mode.");
+	console.log("    --preset [name]          Enable specified preset.");
+	console.log("    --[no-]plugin [plugin]   Enable/Disable specified plugin.");
+
+	/*
 	console.log("");
 	help_presets();
 
 	console.log("");
 	help_plugins();
-
+	*/
 	process.exit(exitcode);
 }