diff --git a/bin/sarif-results-summary b/bin/sarif-results-summary
index aa06c35..a07f24f 100755
--- a/bin/sarif-results-summary
+++ b/bin/sarif-results-summary
@@ -26,9 +26,7 @@ for runi in S.indices(sarif_struct, 'runs'):
     # 
     for resi in S.indices(sarif_struct, 'runs', runi, 'results'):
         result = S.get(sarif_struct, 'runs', runi, 'results', resi)
-        message = S.get(result, 'message', 'text')
-        artifact = S.get(result, 'locations', 0, 'physicalLocation', 'artifactLocation')
-        region = S.get(result,  'locations', 0, 'physicalLocation', 'region')
+        message, artifact, region = S.get_location_message_info(result)
         l1, c1, l2, c2 = S.lineinfo(region)
         filepath = "%s:%d:%d:%d:%d" % (artifact['uri'], l1, c1, l2, c2)
         S.msg("%s: %s\n\n" % (filepath, message))
diff --git a/sarif_cli/__init__.py b/sarif_cli/__init__.py
index 36123b2..be54131 100644
--- a/sarif_cli/__init__.py
+++ b/sarif_cli/__init__.py
@@ -6,6 +6,16 @@ MIN_PYTHON = (3, 7)
 if sys.version_info < MIN_PYTHON:
     sys.exit("Python %s.%s or later is required.\n" % MIN_PYTHON)
 
+def get_location_message_info(result):
+    """ Given one of the results, extract message information.
+
+    The `result` typically starts from get(sarif_struct, 'runs', run_index, 'results', res_index)
+    """
+    message = get(result, 'message', 'text')
+    artifact = get(result, 'locations', 0, 'physicalLocation', 'artifactLocation')
+    region = get(result,  'locations', 0, 'physicalLocation', 'region')
+    return (message, artifact, region)
+
 def display_underlined(l1, c1, l2, c2, line, line_num):
     """ Display the given line followed by a second line with underscores at the locations.
     
@@ -26,7 +36,7 @@ def underline_for_result(first_line, first_column, last_line, last_column, line,
     """Provide the underline for a result line.
 
     first_line, first_column, last_line, last_column : 
-        the region from S.lineinfo(region)
+        the region from lineinfo(region)
     line: 
         the line of source
     line_num:  
@@ -109,5 +119,5 @@ def msg(message):
 def dbg(message):
     """ Print message to stderr """
     sys.stdout.flush()
-    sys.stderr.write(message)
+    sys.stderr.write("warning: %s" % message)
     sys.stderr.flush()