From e0557d0deab3c6ed2d2570b8c7170fb279edf5a2 Mon Sep 17 00:00:00 2001
From: Manuel Araoz <manuelaraoz@gmail.com>
Date: Thu, 13 Mar 2014 15:06:13 -0300
Subject: [PATCH] check submodule validity

---
 browser/build.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/browser/build.js b/browser/build.js
index 56f2116..bcfc838 100644
--- a/browser/build.js
+++ b/browser/build.js
@@ -63,6 +63,13 @@ var createBitcore = function(opts) {
     console.log('Must use either -s or -a option. For more info use the --help option');
     process.exit(1);
   }
+  
+  if (opts.submodules) {
+    for (var i = 0; i<opts.submodules.length; i++) {
+      var sm = opts.submodules[i];
+      if (modules.indexOf(sm) === -1) throw new Error('Unknown submodule '+sm);
+    }
+  }
 
   var bopts = {
     pack : pack,