Use safe-commander wrapper to circumvent name collision bug in comman…

…der.js

The --domain command line option was colliding with a property on the
commander object.  See: tj/commander.js#404

This fixes the app crashing when --domain is not the last option passed
on the command line.

index.js

@@ -4,7 +4,7 @@
 
 var manifest = require('./package.json'),
     Bitly = require('bitly'),
-    app = require('commander'),
+    app = require('safe-commander'),
     rc = require('rc')(manifest.name),
     homedir = require('os').homedir(),
     url = require('url'),
@@ -99,7 +99,7 @@ var bitly,
     action = history,
     arg0 = app.args[0]
 
-if( app.archive ) {
+if( app.optsObj.archive ) {
   if( arg0 ) {
     action = archive
   } else
@@ -163,7 +163,7 @@ function applyAltCount( args ) {
     let arg = args[i], rest = arg.slice( 1 )
 
     if( arg[0] === "-" && /^\d+$/.test( rest ) ) {
-      app.count = parseInt( rest )
+      app.optsObj.count = parseInt( rest )
       break
     }
   }
@@ -192,7 +192,7 @@ function preValidateToken( token ) {
 
 function getBitlyToken() {
   return new Promise( function( resolve, reject ) {
-    if( app.ask || (!app.key && !preValidateToken( rc.key )) ) {
+    if( app.optsObj.ask || (!app.optsObj.key && !preValidateToken( rc.key )) ) {
       print( "Please enter your Bitly access token." )
       print( "You can obtain your token from: " + "https://bitly.com/a/oauth_apps".yellow )
       print()
@@ -201,22 +201,22 @@ function getBitlyToken() {
         print()
         if( key !== undefined ) {
           // Save the key if there isn't one saved already, or if --save option is passed
-          if( app.save || !rc.key )
+          if( app.optsObj.save || !rc.key )
             saveConfig( key )
 
           resolve( key )
         } else {
           reject()
         }
       } )
-    } else if( app.key ) {
-      if( !preValidateToken( app.key ) ) {
+    } else if( app.optsObj.key ) {
+      if( !preValidateToken( app.optsObj.key ) ) {
         reject( 'The authentication token you have provided does not appear to be valid' )
       } else {
-        if( app.save )
-          saveConfig( app.key )
+        if( app.optsObj.save )
+          saveConfig( app.optsObj.key )
 
-        resolve( app.key )
+        resolve( app.optsObj.key )
       }
     } else {
       resolve( rc.key )
@@ -234,7 +234,7 @@ function expandOrShorten( arg ) {
     if( domains.default.indexOf( u.hostname ) !== -1 || domains.extended.indexOf( u.hostname ) !== -1 ) {
       expand( arg )
     } else {
-      shorten( uri, app.domain )
+      shorten( uri, app.optsObj.domain )
     }
   } else
     expand( arg )
@@ -286,10 +286,10 @@ function archive( shortUrl ) {
 
 function history( offset ) {
   offset = offset || 0
-  let count = Math.min( app.count, BITLY_MAX_HISTORY_CHUNK )
+  let count = Math.min( app.optsObj.count, BITLY_MAX_HISTORY_CHUNK )
 
   if( count !== 0 ) {
-    app.count -= count
+    app.optsObj.count -= count
 
     bitly._doRequest( bitly._generateNiceUrl( { offset, limit: count }, 'user/link_history' ) ).then( res => {
       printHistory( res.data.link_history )
@@ -310,7 +310,7 @@ function printHistory( link_history ) {
       ' - ' + item.long_url.red )
 
     // Print additional details (if "--verbose")
-    if( app.verbose ) {
+    if( app.optsObj.verbose ) {
       const INDENT = '     '
 
       if( item.title !== "" )

package.json

@@ -1,6 +1,6 @@
 {
   "name": "bitly-client",
-  "version": "1.5.4",
+  "version": "1.5.5",
   "description": "Use Bitly from the command line",
   "author": "Ildar Sagdejev <specious@gmail.com> (http://specious.github.io)",
   "license": "ISC",
@@ -21,7 +21,7 @@
   "dependencies": {
     "bitly": "^3.0.3",
     "colors": "^1.1.2",
-    "commander": "^2.11.0",
+    "safe-commander": "^2.11.0",
     "rc": "^1.2.1",
     "read": "^1.0.7"
   }