Make sure error messages find their way into the target file

.gitignore

@@ -1,3 +1,4 @@
 *.pyc
 SnippetySnip*.tgz
 *.swp
+use_dev.sh

python/SnippetySnip/snippetysnip.py

@@ -10,7 +10,7 @@ def get_snippet(file_name, snippet_name):
     try:
         file = open(file_name, 'r')
     except IOError as e:
-        return "ERROR: Couldn't open file: %s" % e
+        return "ERROR: Couldn't open file: %s\n" % e
     for line in file:
         if snippet_begin in line:
             in_snippet = True
@@ -22,9 +22,9 @@ def get_snippet(file_name, snippet_name):
             snippet += line
 
     if not found_tag:
-        return "ERROR: Didn't find %s" % snippet_begin
+        return "ERROR: Didn't find %s\n" % snippet_begin
     if in_snippet:
-        return "ERROR: Didn't find snippetysnip_end after %s" % snippet_begin
+        return "ERROR: Didn't find snippetysnip_end after %s\n" % snippet_begin
     return snippet
 
 

python/SnippetySnip/test.py

@@ -9,17 +9,17 @@ def test_gets_snippet(self):
 
     def test_missing_snippet_returns_errormessage(self):
         self.assertEqual(
-            "ERROR: Didn't find snippetysnip_begin:platypus",
+            "ERROR: Didn't find snippetysnip_begin:platypus\n",
             get_snippet("example.cpp", "platypus"))
 
     def test_missing_snippet_end_returns_errormessage(self):
         self.assertEqual(
-            "ERROR: Didn't find snippetysnip_end after snippetysnip_begin:error",
+            "ERROR: Didn't find snippetysnip_end after snippetysnip_begin:error\n",
             get_snippet("example.cpp", "error"))
 
     def test_missing_file_returns_errormessage(self):
         self.assertEqual(
-            "ERROR: Couldn't open file: [Errno 2] No such file or directory: 'missing_file.cpp'",
+            "ERROR: Couldn't open file: [Errno 2] No such file or directory: 'missing_file.cpp'\n",
             get_snippet("missing_file.cpp", "tag"))
 
 class Test_find_end_line(unittest.TestCase):