lld/ELF: replace log(...) with `Log(ctx) << `

fix.py

#!/usr/bin/env python
import os, re, sys
from ipdb import set_trace as bp

X = 'log'
Y = 'Log'

def update(lines):
    ret = []
    s = 0
    for line in lines:
        if f'  {X}(' in line:
            s = 1
            line = re.sub(fr'{X}\(', f'{Y}(ctx) << ', line)
        if s:
            #bp()
            line = re.sub(r' toString\(([^ ]+)\)', r' \1', line)
            line = re.sub(r' \+', ' <<', line)
        if line.endswith(';'):
            if s:
                line = re.sub(r'\);$', ';', line)
            s = 0
        ret.append(line)
    return ret

def main(filename):
    with open(filename, 'r+') as file:
        text = file.read()
        lines = update(text.splitlines())
        file.seek(0)
        file.truncate(0)
        file.write('\n'.join(lines) + '\n')

for f in sys.argv[1:]:
    main(f)