7a395e2e7f
The last good commit wasf57e4c5b98. After this one more fix was committed, this one is preserved as well:67bd678887.
98 lines
2.4 KiB
Python
Executable File
98 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python3
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# SPDX-FileCopyrightText: 2023 Blender Authors
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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"""
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When a source file declares a struct which isn't used anywhere else in the file.
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Remove it.
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There may be times this is needed, however they can typically be removed
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and any errors caused can be added to the headers which require the forward declarations.
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"""
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import os
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import sys
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import re
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from typing import (
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Dict,
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Optional,
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)
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PWD = os.path.dirname(__file__)
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sys.path.append(os.path.join(PWD, "modules"))
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from batch_edit_text import run
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SOURCE_DIR = os.path.normpath(os.path.abspath(os.path.normpath(os.path.join(PWD, "..", ".."))))
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# TODO: move to configuration file.
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SOURCE_DIRS = (
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"source",
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os.path.join("intern", "ghost"),
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)
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SOURCE_EXT = (
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# C/C++
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".c", ".h", ".cpp", ".hpp", ".cc", ".hh", ".cxx", ".hxx", ".inl",
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# Objective C
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".m", ".mm",
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)
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re_words = re.compile("[A-Za-z_][A-Za-z_0-9]*")
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re_match_struct = re.compile(r"struct\s+([A-Za-z_][A-Za-z_0-9]*)\s*;")
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def clean_structs(fn: str, data_src: str) -> Optional[str]:
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from pygments.token import Token
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from pygments import lexers
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word_occurance: Dict[str, int] = {}
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lex = lexers.get_lexer_by_name("c++")
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lex.get_tokens(data_src)
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ty_exact = (Token.Comment.Preproc, Token.Comment.PreprocFile)
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for ty, _text in lex.get_tokens(data_src):
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if ty not in ty_exact:
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if ty in Token.String: # type: ignore
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continue
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if ty in Token.Comment: # type: ignore
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continue
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for w_match in re_words.finditer(data_src):
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w = w_match.group(0)
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try:
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word_occurance[w] += 1
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except KeyError:
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word_occurance[w] = 1
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lines = data_src.splitlines(keepends=True)
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i = 0
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while i < len(lines):
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m = re_match_struct.match(lines[i])
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if m is not None:
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struct_name = m.group(1)
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if word_occurance[struct_name] == 1:
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print(struct_name, fn)
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del lines[i]
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i -= 1
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i += 1
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data_dst = "".join(lines)
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if data_src != data_dst:
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return data_dst
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return None
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run(
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directories=[os.path.join(SOURCE_DIR, d) for d in SOURCE_DIRS],
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is_text=lambda fn: fn.endswith(SOURCE_EXT),
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text_operation=clean_structs,
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use_multiprocess=False,
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)
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