import re

path = 'e:/GitHub/blog/public/js/bundle.min.6c8518518bf5af8d666e1b391ef3cf4caaaca7537fd1961891ed292d86eb3fed.js'
with open(path, 'r', encoding='utf-8') as f:
    content = f.read()

# Find all occurrences of initCodeFold
idx = 0
matches = []
while True:
    idx = content.find('initCodeFold', idx)
    if idx == -1:
        break
    start = max(0, idx - 200)
    end = min(len(content), idx + 500)
    matches.append((idx, content[start:end]))
    idx += 1

print(f"Found {len(matches)} matches of 'initCodeFold'")
print(f"File length: {len(content)} chars")
print()

for i, (pos, context) in enumerate(matches):
    print(f'=== Match {i+1} at position {pos} ===')
    print(context)
    print()