Ported CLI from commander to yargs because yargs suits our large CLI better and is easier to develop with. Split commands into separate files since the file was getting annoyingly long.

lib/cli/generate-fake-device/index.js

@@ -0,0 +1,35 @@
+module.exports.command = 'generate-fake-device <model>'
+
+module.exports.builder = function(yargs) {
+  return yargs
+    .strict()
+    .option('n', {
+      alias: 'number'
+    , describe: 'How many devices to create.'
+    , type: 'number'
+    , default: 1
+    })
+}
+
+module.exports.handler = function(argv) {
+  var logger = require('../../util/logger')
+  var log = logger.createLogger('cli:generate-fake-device')
+  var fake = require('../../util/fakedevice')
+  var n = argv.number
+
+  function next() {
+    return fake.generate(argv.model).then(function(serial) {
+      log.info('Created fake device "%s"', serial)
+      return --n ? next() : null
+    })
+  }
+
+  return next()
+    .then(function() {
+      process.exit(0)
+    })
+    .catch(function(err) {
+      log.fatal('Fake device creation had an error:', err.stack)
+      process.exit(1)
+    })
+}