Function apply_context_patch_file

plugins/_text_editor/helpers/file_ops.py:372–398

Apply a context patch to an existing text file.

(path: str, patch_text: str)

def apply_context_patch_file(path: str, patch_text: str) -> ContextPatchFileResult:
    """Apply a context patch to an existing text file."""
    path = os.path.expanduser(path)
    if not os.path.isfile(path):
        raise FileNotFoundError("file not found")

    with open(path, "r", encoding="utf-8", errors="replace") as src:
        content = src.read()

    result = apply_context_patch_with_metadata(content, patch_text)
    dir_name = os.path.dirname(path) or "."
    fd, tmp_path = tempfile.mkstemp(dir=dir_name, suffix=".tmp")
    try:
        with os.fdopen(fd, "w", encoding="utf-8") as dst:
            dst.write(result.content)
        shutil.move(tmp_path, path)
    except Exception:
        if os.path.exists(tmp_path):
            os.unlink(tmp_path)
        raise

    return ContextPatchFileResult(
        total_lines=_count_content_lines(result.content),
        hunk_count=result.hunk_count,
        line_from=result.line_from,
        line_to=result.line_to,
    )


def apply_exact_replace_file(