lib/githelp/changes.rb in githelp-0.1.0 vs lib/githelp/changes.rb in githelp-0.1.1

@@ -1,19 +1,36 @@
 # coding: utf-8
 
 module Githelp
+  def git_log_wc(since,file)
+    begin
+      `git log --oneline --since='#{since}' #{file} | wc`
+    rescue
+      nil
+    end
+  end
+  
   def changed(since)
     files(true).find_all { |file|
-      `git log --oneline --since='#{since}' #{file} | wc` !~ /  0  /
+      wc = git_log_wc(since,file)
+      if wc
+        wc !~ /  0  /
+      else
+        false
+      end
     }
   end
   
   def unchanged(since)
     files(true).find_all { |file|
-      `git log --oneline --since='#{since}' #{file} | wc` =~ /  0  /
+      wc = git_log_wc(since,file)
+      if wc
+        wc =~ /  0  /
+      else
+        false
+      end
     }
   end
 end
-