feat(update): Calling updater-notifier automatically if there is pack…

…age information

closes #2

README.md

@@ -48,6 +48,10 @@ require('simple-bin-help')(options);
 If `noExit` is true, the call simply shows the error message if number of arguments is
 invalid and returns a boolean result.
 
+## Bonus features
+
+Includes and calls the [update-notifier]() module by default.
+
 ### Small print
 
 Author: Gleb Bahmutov © 2015

index.js

@@ -1,11 +1,13 @@
+'use strict'
+
+const updateNotifier = require('update-notifier')
+
 function noArguments (minLength, args) {
   console.assert(Array.isArray(args), 'missing arguments')
   return args.length < minLength
 }
 
-function showHelp (options) {
-  var helpMessage = options.help || options.helpMessage
-
+function getPackage (options) {
   var pkg
 
   if (options.package) {
@@ -14,6 +16,14 @@ function showHelp (options) {
     pkg = require(options.packagePath)
   }
 
+  return pkg
+}
+
+function showHelp (options) {
+  var helpMessage = options.help || options.helpMessage
+
+  var pkg = getPackage(options)
+
   var pkgInfo
   if (pkg) {
     pkgInfo = pkg.name + '@' + pkg.version + '\n - ' + pkg.description
@@ -40,6 +50,11 @@ function simpleBinHelp (options, cliArguments) {
     cliArguments = process.argv
   }
 
+  var pkg = getPackage(options)
+  if (pkg) {
+    updateNotifier({ pkg: pkg }).notify()
+  }
+
   var minArguments = options.minArguments ||
     options.min ||
     options.n

package.json

@@ -56,5 +56,8 @@
       "post-commit": [],
       "post-merge": []
     }
+  },
+  "dependencies": {
+    "update-notifier": "0.5.0"
   }
 }