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fix(doctor): UTF-8/latin-1 fallback when scanning .env

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Prefer UTF-8 for ~/.hermes/.env provider scans, then latin-1 for cp1252/Notepad files. Add regression test for invalid UTF-8 bytes.
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Tianworld 2026-07-19 19:33:42 +08:00 • committed by Teknium
parent 8dc9978741
commit 60dbce7c34
2 changed files with 31 additions and 5 deletions
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12
hermes_cli/doctor.py
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@ -887,11 +887,13 @@ def run_doctor(args):
if env_path.exists():
check_ok(f"{_DHH}/.env file exists")
# Check for common issues. Pin encoding to UTF-8 because .env files are
# written as UTF-8 everywhere in the codebase, while Path.read_text()
# defaults to the system locale — which crashes on non-UTF-8 Windows
# locales (e.g. GBK) as soon as the file contains any non-ASCII byte.
content = env_path.read_text(encoding="utf-8")
# Prefer UTF-8 (.env is written as UTF-8 elsewhere). Fall back to
# latin-1 for Windows Notepad/cp1252 files that are not valid UTF-8 —
# matches hermes_cli.env_loader._load_dotenv_with_fallback.
try:
content = env_path.read_text(encoding="utf-8")
except UnicodeDecodeError:
content = env_path.read_text(encoding="latin-1")
if _has_provider_env_config(content):
check_ok("API key or custom endpoint configured")
else: