[PATCH] D13440: [clang-tidy] Python script for easy check rename

[Piotr Zegar via cfe-commits]

ClockMan updated this revision to Diff 36801.
ClockMan added a comment.

Corrected review issues.


Repository:
  rL LLVM

http://reviews.llvm.org/D13440

Files:
  clang-tidy/rename_check.py

Index: clang-tidy/rename_check.py
===================================================================
--- /dev/null
+++ clang-tidy/rename_check.py
@@ -0,0 +1,93 @@
+#!/usr/bin/env python
+#
+#===- rename_check.py - clang-tidy check renamer -------------*- python -*--===#
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+#===------------------------------------------------------------------------===#
+
+import os
+import re
+import sys
+import glob
+
+def replaceInFile(fileName, sFrom, sTo):
+  if sFrom == sTo:
+    return
+  txt = None
+  with open(fileName, "r") as f:
+    txt = f.read()
+
+  if sFrom not in txt:
+    return
+
+  txt = txt.replace(sFrom, sTo)
+  print("Replace '%s' -> '%s' in '%s'" % (sFrom, sTo, fileName))
+  with open(fileName, "w") as f:
+    f.write(txt)
+
+def generateCommentLineHeader(filename):
+  return ''.join(['//===--- ',
+                  os.path.basename(filename),
+                  ' - clang-tidy ',
+                  '-' * max(0, 42 - len(os.path.basename(filename))),
+                  '*- C++ -*-===//'])
+
+def generateCommentLineSource(filename):
+  return ''.join(['//===--- ',
+                  os.path.basename(filename),
+                  ' - clang-tidy',
+                  '-' * max(0, 52 - len(os.path.basename(filename))),
+                  '-===//'])
+
+def fileRename(fileName, sFrom, sTo):
+  if sFrom not in fileName:
+    return fileName
+  newFileName = fileName.replace(sFrom, sTo)
+  print("Rename '%s' -> '%s'" % (fileName, newFileName))
+  os.rename(fileName, newFileName)
+  return newFileName
+
+def getListOfFiles(clang_tidy_path):
+  files =  glob.glob(os.path.join(clang_tidy_path,'*'))
+  for dirname in files:
+    if os.path.isdir(dirname):
+      files += glob.glob(os.path.join(dirname,'*'))
+  files += glob.glob(os.path.join(clang_tidy_path,'..', 'test', 'clang-tidy', '*'))
+  files += glob.glob(os.path.join(clang_tidy_path,'..', 'docs', 'clang-tidy', 'checks', '*'))
+  return [filename for filename in files if os.path.isfile(filename)]
+
+def main():
+  if len(sys.argv) != 4:
+    print('Usage: rename_check.py <module> <old-check-name> <new-check-name>\n')
+    print('       example: rename_check.py misc awesome-functions new-awesome-function')
+    return
+
+  module = sys.argv[1].lower()
+  check_name = sys.argv[2]
+  check_name_camel = ''.join(map(lambda elem: elem.capitalize(),
+                                 check_name.split('-'))) + 'Check'
+  check_name_new = sys.argv[3]
+  check_name_new_camel = ''.join(map(lambda elem: elem.capitalize(),
+                                 check_name_new.split('-'))) + 'Check'
+
+  clang_tidy_path = os.path.dirname(sys.argv[0])
+
+  header_guard_old = module.upper() + '_' + check_name.upper().replace('-', '_')
+  header_guard_new = module.upper() + '_' + check_name_new.upper().replace('-', '_')
+
+  for filename in getListOfFiles(clang_tidy_path):
+    originalName = filename
+    filename = fileRename(filename, check_name, check_name_new)
+    filename = fileRename(filename, check_name_camel, check_name_new_camel)
+    replaceInFile(filename, generateCommentLineHeader(originalName), generateCommentLineHeader(filename))
+    replaceInFile(filename, generateCommentLineSource(originalName), generateCommentLineSource(filename))
+    replaceInFile(filename, header_guard_old, header_guard_new)
+    replaceInFile(filename, check_name, check_name_new)
+    replaceInFile(filename, check_name_camel, check_name_new_camel)
+
+if __name__ == '__main__':
+  main()


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