commit 9fa8ef1f4f9ab7ebd2846223fd41420a2ce659f7
author Mirko Bonadei <mbonadei@webrtc.org> Tue Sep 17 17:14:13 2019
committer Commit Bot <commit-bot@chromium.org> Tue Sep 17 17:47:31 2019
tree d36375b494a2e508a903361a6d44cb7a9f8263b4
parent 317a1f09ed232bc16e67f6588ecf1b5deabbf928

absl::make_unique presubmit check.

Starting from [1], WebRTC has been migrated to std::make_unique, in
order to keep the codebase consistent, absl::make_unique is now
banned.

Output example:
** Presubmit ERRORS **
Please use std::make_unique instead of absl::make_unique.
Affected files:
  call/rtp_demuxer.cc

[1] - https://webrtc-review.googlesource.com/c/src/+/153221

Bug: webrtc:10945
Change-Id: I5b727ecc5ea8ac2ecd89cbd5fba866baf6de9012
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/153355
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29210}

PRESUBMIT.py

diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index d838bfd..99835ccf 100755
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -891,6 +891,8 @@
   results.extend(CheckApiDepsFileIsUpToDate(input_api, output_api))
   results.extend(CheckAbslMemoryInclude(
       input_api, output_api, non_third_party_sources))
+  results.extend(CheckBannedAbslMakeUnique(
+      input_api, output_api, non_third_party_sources))
   return results
 
 
@@ -948,6 +950,25 @@
 
   return results
 
+def CheckBannedAbslMakeUnique(input_api, output_api, source_file_filter):
+  file_filter = lambda f: (f.LocalPath().endswith(('.cc', '.h'))
+                           and source_file_filter(f))
+
+  files = []
+  for f in input_api.AffectedFiles(
+      include_deletes=False, file_filter=file_filter):
+    for _, line in f.ChangedContents():
+      if 'absl::make_unique' in line:
+        files.append(f)
+        break
+
+  if len(files):
+    return [output_api.PresubmitError(
+        'Please use std::make_unique instead of absl::make_unique.\n'
+        'Affected files:',
+        files)]
+  return []
+
 def CheckAbslMemoryInclude(input_api, output_api, source_file_filter):
   pattern = input_api.re.compile(
       r'^#include\s*"absl/memory/memory.h"', input_api.re.MULTILINE)
@@ -961,16 +982,15 @@
     if pattern.search(contents):
       continue
     for _, line in f.ChangedContents():
-      if 'absl::make_unique' in line or 'absl::WrapUnique' in line:
+      if 'absl::WrapUnique' in line:
         files.append(f)
         break
 
   if len(files):
     return [output_api.PresubmitError(
-        'Please include "absl/memory/memory.h" header for'
-        ' absl::make_unique or absl::WrapUnique.\nThis header may or'
-        ' may not be included transitively depending on the C++ standard'
-        ' version.',
+        'Please include "absl/memory/memory.h" header for  absl::WrapUnique.\n'
+        'This header may or may not be included transitively depending on the '
+        'C++ standard version.',
         files)]
   return []