diff options
Diffstat (limited to 'scripts/formatcode.py')
| -rw-r--r-- | scripts/formatcode.py | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/scripts/formatcode.py b/scripts/formatcode.py deleted file mode 100644 index 49a8753da..000000000 --- a/scripts/formatcode.py +++ /dev/null @@ -1,138 +0,0 @@ -import argparse -import fileinput -import os -import pathlib -import re -import subprocess - -match_expressions = [] -valid_extensions = [] -root_dir = '' -use_batching = True - -def is_header_missing(f): - with open(f) as reader: - lines = reader.read().lstrip().splitlines() - if len(lines) > 0: return not lines[0].startswith("// ") - return True - -def add_headers(files, header): - for line in fileinput.input(files, inplace=True): - if fileinput.isfirstline(): - [ print(h) for h in header.splitlines() ] - print(line, end="") - -def scan_tree(root): - files = [] - header_files = [] - with os.scandir(root) as dirs: - for entry in dirs: - if entry.is_dir(): - scan_tree(os.path.join(root, entry.name)) - continue - full_path = os.path.join(root, entry.name) - relative_root_path = os.path.relpath(full_path, start=root_dir) - if is_matching_filename(relative_root_path): - print("... formatting: {}".format(relative_root_path)) - files.append(full_path) - if is_header_missing(full_path): - header_files.append(full_path) - args = "" - if files: - if use_batching: - os.system("clang-format -i " + " ".join(files)) - else: - for file in files: - os.system("clang-format -i " + file) - if header_files: - add_headers(header_files, "// Copyright Epic Games, Inc. All Rights Reserved.\n\n") - -def scan_zen(root): - with os.scandir(root) as dirs: - for entry in dirs: - if entry.is_dir() and entry.name.startswith("zen"): - scan_tree(os.path.join(root, entry.name)) - -def is_matching_filename(relative_root_path): - global match_expressions - global root_dir - global valid_extensions - - if os.path.splitext(relative_root_path)[1].lower() not in valid_extensions: - return False - if not match_expressions: - return True - relative_root_path = relative_root_path.replace('\\', '/') - for regex in match_expressions: - if regex.fullmatch(relative_root_path): - return True - return False - -def parse_match_expressions(wildcards, matches): - global match_expressions - global valid_extensions - - valid_extensions = ['.cpp', '.h'] - - for wildcard in wildcards: - regex = wildcard.replace('*', '%FORMAT_STAR%').replace('\\', '/') - regex = re.escape(regex) - regex = '.*' + regex.replace('%FORMAT_STAR%', '.*') + '.*' - try: - match_expressions.append(re.compile(regex, re.IGNORECASE)) - except Exception as ex: - print(f'Could not parse input filename expression \'{wildcard}\': {str(ex)}') - quit() - for regex in matches: - try: - match_expressions.append(re.compile(regex, re.IGNORECASE)) - except Exception as ex: - print(f'Could not parse input --match expression \'{regex}\': {str(ex)}') - quit() - -def validate_clang_format(): - vstring = subprocess.check_output("clang-format --version", shell=True).decode().rstrip() - - match = re.search(r'(\d+)\.(\d+)(\.(\d+))?$', vstring) - if not match: - raise ValueError("invalid version number '%s'" % vstring) - - (major, minor, patch) = match.group(1, 2, 4) - - if int(major) < 13: - if int(minor) == 0: - if int(patch) < 1: - raise ValueError(f'invalid clang-format version -- we require at least v12.0.1') - -def _main(): - global root_dir, use_batching - - parser = argparse.ArgumentParser() - parser.add_argument('filenames', nargs='*', help="Match text for filenames. If fullpath contains text it is a match, " +\ - "* is a wildcard. Directory separators are matched by either / or \\. Case insensitive.") - parser.add_argument('--match', action='append', default=[], help="Match regular expression for filenames. " +\ - "Relative path from the root zen directory must be a complete match. Directory separators are matched only by /. Case insensitive.") - parser.add_argument('--batch', dest='use_batching', action='store_true', help="Enable batching calls to clang-format.") - parser.add_argument('--no-batch', dest='use_batching', action='store_false', help="Disable batching calls to clang-format.") - parser.set_defaults(use_batching=True) - options = parser.parse_args() - - parse_match_expressions(options.filenames, options.match) - root_dir = pathlib.Path(__file__).parent.parent.resolve() - use_batching = options.use_batching - - validate_clang_format() - - while True: - if (os.path.isfile(".clang-format")): - scan_zen(".") - quit() - else: - cwd = os.getcwd() - if os.path.dirname(cwd) == cwd: - quit() - os.chdir("..") - - -if __name__ == '__main__': - _main()
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