88 lines
3.2 KiB
Python
88 lines
3.2 KiB
Python
#!/usr/bin/env python
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"""\
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This script replaces tab characters with spaces in source code files.
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$LicenseInfo:firstyear=2024&license=viewerlgpl$
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Second Life Viewer Source Code
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Copyright (C) 2024, Linden Research, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation;
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version 2.1 of the License only.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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$/LicenseInfo$
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"""
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import argparse
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import os
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def convert_tabs_to_spaces(file_path, tab_stop):
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"""Convert tabs in a file to spaces, considering tab stops."""
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with open(file_path, 'r') as file:
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lines = file.readlines()
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# Skip files with no tabs
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if not any('\t' in line for line in lines):
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return
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new_lines = []
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for line in lines:
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# Remove trailing spaces
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line = line.rstrip()
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new_line = ''
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column = 0 # Track the column index for calculating tab stops
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for char in line:
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if char == '\t':
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# Calculate spaces needed to reach the next tab stop
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spaces_needed = tab_stop - (column % tab_stop)
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new_line += ' ' * spaces_needed
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column += spaces_needed
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else:
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new_line += char
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column += 1
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new_lines.append(new_line + '\n')
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with open(file_path, 'w', newline='\n') as file:
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file.writelines(new_lines)
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def process_directory(directory, extensions, tab_stop):
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"""Recursively process files in directory, considering tab stops."""
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extensions = tuple(extensions)
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for root, dirs, files in os.walk(directory):
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for file in files:
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if file.endswith(extensions):
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file_path = os.path.join(root, file)
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print(f"Processing {file_path}")
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convert_tabs_to_spaces(file_path, tab_stop)
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def main():
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parser = argparse.ArgumentParser(description='Convert tabs to spaces in files, considering tab stops.')
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parser.add_argument('-e', '--extensions', type=str, default='c,cpp,h,hpp,inl,py,glsl,cmake', help='Comma-separated list of file extensions to process (default: "c,cpp,h,hpp,inl,py,glsl,cmake")')
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parser.add_argument('-t', '--tabstop', type=int, default=4, help='Tab stop size (default: 4)')
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parser.add_argument('-d', '--directory', type=str, required=True, help='Directory to process')
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args = parser.parse_args()
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extensions = args.extensions.split(',')
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# Add a dot prefix to each extension if not present
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extensions = [ext if ext.startswith('.') else f".{ext}" for ext in extensions]
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process_directory(args.directory, extensions, args.tabstop)
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print("Processing completed.")
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if __name__ == "__main__":
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main()
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