Let Kernel#alert return nil

opal · Sep 23, 2013 · 02f8f17 · 02f8f17
1 parent 59394a0
commit 02f8f17
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diff --git a/opal/opal-jquery/kernel.rb b/opal/opal-jquery/kernel.rb
@@ -1,5 +1,6 @@
 module Kernel
   def alert(msg)
     `alert(msg)`
+    nil
   end
 end
diff --git a/spec/kernel_spec.rb b/spec/kernel_spec.rb
@@ -0,0 +1,7 @@
+require 'spec_helper'
+
+describe 'Kernel#alert' do
+  it 'returns nil' do
+    Kernel.alert('a message').should be_nil
+  end
+end