#!/bin/bash
cd "$(dirname "$0")"; export PATH="$HOME/.cargo/bin:$PATH"
timeout 3000 cargo check --manifest-path jouleclaw/jouleclaw-rs/Cargo.toml -p jouleclaw-omni \
  --features metal --keep-going --message-format=json -j 6 >/tmp/m2.json 2>/dev/null
python3 - <<'PY'
import json, collections, re
msgs=collections.Counter(); files=collections.Counter(); pairs=collections.Counter(); tot=0
for line in open('/tmp/m2.json'):
    try: m=json.loads(line)
    except Exception: continue
    if m.get('reason')!='compiler-message': continue
    msg=m.get('message') or {}
    if msg.get('level')!='error': continue
    tot+=1
    t=(msg.get('message') or '')
    code=(msg.get('code') or {}).get('code') or '?'
    norm=re.sub(r'`[^`]*`','`X`',t)[:72]
    msgs[(code,norm)]+=1
    sp=msg.get('spans') or []
    f=sp[0]['file_name'].split('/')[-1] if sp else '?'
    files[f]+=1
    # for E0308 capture the actual expected/found pair
    if code=='E0308':
        exp=re.search(r'expected `([^`]*)`, found `([^`]*)`', t)
        if exp: pairs[(exp.group(1)[:28], exp.group(2)[:28])]+=1
print(f"  TOTAL {tot}\n")
print("  === distinct (code, message) ===")
for (c,t),n in msgs.most_common(14): print(f"   {n:4} {c:7} {t}")
print("\n  === E0308: what is expected vs found ===")
for (e,f),n in pairs.most_common(12): print(f"   {n:4} expected {e:28} found {f}")
print("\n  === worst files ===")
for f,n in files.most_common(10): print(f"   {n:4} {f}")
PY