"""探针12：全量位置差分 vast.dump(include_attributes=True) vs CPython。"""
import sys, os, glob
sys.path.insert(0, r'd:\Users\TermiNexus\Desktop\TransPyC\lib')
import vast as ast
import ast as cpy_ast

files = sorted(glob.glob(r'd:\Users\TermiNexus\Desktop\TransPyC\lib\**\*.py', recursive=True))
files += sorted(glob.glob(r'd:\Users\TermiNexus\Desktop\TransPyC\lib\*.py'))
files = sorted(set(files))

# 排除测试脚本
files = [f for f in files if '_test' not in os.path.basename(f) and '_probe' not in os.path.basename(f) and 'vast' not in f.replace('\\', '/').split('/lib/')[0]]

ok = 0
fail = []
skip = []
for f in files:
    try:
        with open(f, 'r', encoding='utf-8') as fh:
            src = fh.read()
    except Exception as e:
        skip.append((f, f'read: {e}'))
        continue
    try:
        cpy = cpy_ast.dump(cpy_ast.parse(src), indent=2, include_attributes=True)
    except SyntaxError as e:
        skip.append((f, f'cpy SyntaxError: {e}'))
        continue
    except Exception as e:
        skip.append((f, f'cpy {e}'))
        continue
    try:
        vas = ast.dump(ast.parse(src), indent=2, include_attributes=True)
    except Exception as e:
        fail.append((f, f'vast: {e}'))
        continue
    if vas != cpy:
        # 定位第一个差异
        import difflib
        diff = list(difflib.unified_diff(cpy.split('\n'), vas.split('\n'), lineterm='', n=0))
        fail.append((f, f'DIFF:\n' + '\n'.join(diff[:12])))
    else:
        ok += 1

print(f"=== 位置差分结果 ===")
print(f"文件总数: {len(files)}  一致: {ok}  失败: {len(fail)}  跳过: {len(skip)}")
for f, reason in fail[:8]:
    print(f"\n>>> {f}\n{reason}")
for f, reason in skip[:5]:
    print(f"[skip] {f}: {reason}")