More useful error message in case coffee is not installed.

SlashRoot · Jul 19, 2012 · 00f8923 · 00f8923
1 parent 6eb3d10
commit 00f8923
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/coffeescript/templatetags/coffeescript.py b/coffeescript/templatetags/coffeescript.py
@@ -77,8 +77,11 @@ def coffeescript(path):
         source_file.close()
 
         args = shlex.split("%s -c -s -p" % COFFEESCRIPT_EXECUTABLE, posix=POSIX_COMPATIBLE)
-        p = subprocess.Popen(args, stdin=subprocess.PIPE,
+        try:
+            p = subprocess.Popen(args, stdin=subprocess.PIPE,
                              stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        except OSError:
+            raise RuntimeError('CoffeeScript Executable not found.  Is it installed in your OS?')
         out, errors = p.communicate(source)
         if out:
             if not os.path.exists(output_directory):