1 files changed, 108 insertions, 0 deletions
diff --git a/googleurl/PRESUBMIT.py b/googleurl/PRESUBMIT.py
new file mode 100644
index 0000000..6cfbe74
--- /dev/null
+++ b/googleurl/PRESUBMIT.py
@@ -0,0 +1,108 @@
+#!/usr/bin/python
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Top-level presubmit script for googleurl.
+
+See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
+details on the presubmit API built into gcl.
+"""
+
+# Files with these extensions will be considered source files
+SOURCE_FILE_EXTENSIONS = [
+    '.c', '.cc', '.cpp', '.h', '.m', '.mm', '.py', '.mk', '.am', '.json',
+]
+EXCLUDED_PATHS = [
+    r".*third_party[\\\/].*",
+]
+
+def ReadFile(path):
+  """Given a path, returns the full contents of the file.
+
+  Reads files in binary format.
+  """
+  fo = open(path, 'rb')
+  try:
+    contents = fo.read()
+  finally:
+    fo.close()
+  return contents
+
+
+def CheckChangeOnUpload(input_api, output_api):
+  # TODO(brettw) Enforce 80 cols.
+  return LocalChecks(input_api, output_api, max_cols=0)
+
+
+def CheckChangeOnCommit(input_api, output_api):
+  # TODO(brettw) Enforce 80 cols.
+  return (LocalChecks(input_api, output_api, max_cols=0) +
+          input_api.canned_checks.CheckDoNotSubmit(input_api, output_api))
+
+
+def LocalChecks(input_api, output_api, max_cols=80):
+  """Reports an error if for any source file in SOURCE_FILE_EXTENSIONS:
+     - uses CR (or CRLF)
+     - contains a TAB
+     - has a line that ends with whitespace
+     - contains a line >|max_cols| cols unless |max_cols| is 0.
+
+  Note that the whole file is checked, not only the changes.
+  """
+  cr_files = []
+  results = []
+  excluded_paths = [input_api.re.compile(x) for x in EXCLUDED_PATHS]
+  files = input_api.AffectedFiles()
+  for f in files:
+    path = f.LocalPath()
+    root, ext = input_api.os_path.splitext(path)
+    # Look for unsupported extensions.
+    if not ext in SOURCE_FILE_EXTENSIONS:
+      continue
+    # Look for excluded paths.
+    found = False
+    for item in excluded_paths:
+      if item.match(path):
+        found = True
+        break
+    if found:
+      continue
+
+    # Need to read the file ourselves since AffectedFile.NewContents()
+    # will normalize line endings.
+    contents = ReadFile(path)
+    if '\r' in contents:
+      cr_files.append(path)
+
+    local_errors = []
+    # Remove EOL character.
+    lines = contents.splitlines()
+    line_num = 1
+    for line in lines:
+      if line.endswith(' '):
+        local_errors.append(output_api.PresubmitError(
+            '%s, line %s ends with whitespaces.' %
+            (path, line_num)))
+      # Accept lines with http:// to exceed the max_cols rule.
+      if max_cols and len(line) > max_cols and not 'http://' in line:
+        local_errors.append(output_api.PresubmitError(
+            '%s, line %s has %s chars, please reduce to %d chars.' %
+            (path, line_num, len(line), max_cols)))
+      if '\t' in line:
+        local_errors.append(output_api.PresubmitError(
+            "%s, line %s contains a tab character." %
+            (path, line_num)))
+      line_num += 1
+      # Just show the first 5 errors.
+      if len(local_errors) == 6:
+        local_errors.pop()
+        local_errors.append(output_api.PresubmitError("... and more."))
+        break
+    results.extend(local_errors)
+
+  if cr_files:
+    results.append(output_api.PresubmitError(
+        'Found CR (or CRLF) line ending in these files, please use only LF:',
+        items=cr_files))
+  return results