84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
#!/usr/bin/env python3
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import ast
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from pathlib import Path
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path = Path(__file__).resolve().with_name("apply_post_modularization_fixes.py")
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text = path.read_text(encoding="utf-8")
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helper_anchor = '''def replace_once(text, old, new, label):
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count = text.count(old)
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if count != 1:
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raise RuntimeError(f"{label}: expected one match, got {count}")
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return text.replace(old, new, 1)
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'''
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# Raw text is intentional: the generated target must contain the two-character
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# escape sequence "\\n" inside its Python string literal, not an actual newline.
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helper_definition = r'''
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def replace_in_function(text, function_name, old, new, label):
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marker = f"def {function_name}("
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start = text.find(marker)
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if start < 0:
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raise RuntimeError(f"{label}: function {function_name!r} not found")
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next_function = text.find("\ndef ", start + len(marker))
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end = len(text) if next_function < 0 else next_function + 1
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function_text = text[start:end]
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count = function_text.count(old)
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if count != 1:
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raise RuntimeError(
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f"{label}: expected one match in {function_name}, got {count}"
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)
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return text[:start] + function_text.replace(old, new, 1) + text[end:]
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'''
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if "def replace_in_function(" not in text:
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if text.count(helper_anchor) != 1:
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raise RuntimeError("replace helper anchor is not unique")
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text = text.replace(helper_anchor, helper_anchor + helper_definition, 1)
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replacements = (
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(
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'''text = replace_once(text, old_duck_body, ' combined = normalize_mail_body(detail)\\n', "DuckMail body normalization")''',
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'''text = replace_in_function(
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text,
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"duckmail_get_oai_code",
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old_duck_body,
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' combined = normalize_mail_body(detail)\\n',
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"DuckMail body normalization",
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)''',
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"DuckMail",
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),
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(
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'''text = replace_once(text, old_yyds_body, ' combined = normalize_mail_body(detail)\\n', "YYDS body normalization")''',
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'''text = replace_in_function(
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text,
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"yyds_get_oai_code",
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old_yyds_body,
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' combined = normalize_mail_body(detail)\\n',
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"YYDS body normalization",
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)''',
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"YYDS",
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),
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)
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for old, new, label in replacements:
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if old in text:
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if text.count(old) != 1:
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raise RuntimeError(f"{label} replacement call is not unique")
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text = text.replace(old, new, 1)
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elif new not in text:
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raise RuntimeError(f"{label} replacement call anchor not found")
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for forbidden in (
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"replace_once(text, old_duck_body",
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"replace_once(text, old_yyds_body",
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):
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if forbidden in text:
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raise RuntimeError(f"ambiguous provider replacement remains: {forbidden}")
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# Catch all quoting, escaping, and generated-source syntax errors before writing.
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ast.parse(text, filename=str(path))
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path.write_text(text, encoding="utf-8")
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print("post-modularization patcher repaired and syntax-validated")
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