Merge "Fix a crash when a brand new file is added."
diff --git a/tools/checkstyle/checkstyle.py b/tools/checkstyle/checkstyle.py
index afb2b3e..f7518ed 100755
--- a/tools/checkstyle/checkstyle.py
+++ b/tools/checkstyle/checkstyle.py
@@ -106,9 +106,9 @@
file_name = os.path.relpath(file_name)
errors = file_element.getElementsByTagName('error')
for error in errors:
- line = error.attributes['line'].value
- if last_commit_modified_files and int(line) not in modified_lines:
- if error.attributes['source'].value not in FORCED_RULES:
+ line = int(error.attributes['line'].value)
+ rule = error.attributes['source'].value
+ if last_commit_modified_files and _ShouldSkip(modified_lines, line, rule):
continue
column = ''
@@ -125,6 +125,12 @@
return (result_errors, result_warnings)
+# Returns whether an error on a given line should be skipped
+# based on the modified_lines list and the rule.
+def _ShouldSkip(modified_lines, line, rule):
+ return modified_lines and line not in modified_lines and rule not in FORCED_RULES
+
+
def _GetModifiedFiles():
root = git.repository_root()
sha = git.last_commit()