Coverage for src/lilbee/app/agent_configs/merge.py: 100%

1"""Non-destructive deep-merge of a lilbee config fragment into a user's agent config.""" 

2 

3from __future__ import annotations 

4 

5from typing import Any 

6 

7LILBEE_PROVIDER_KEY = "lilbee" 

8 

9 

10def deep_merge(base: dict[str, Any], fragment: dict[str, Any]) -> dict[str, Any]: 

11 """Recursively merge *fragment* into *base*; fragment wins on leaf conflicts, 

12 dict values merge key-by-key so unrelated keys in *base* survive.""" 

13 for key, value in fragment.items(): 

14 existing = base.get(key) 

15 if isinstance(existing, dict) and isinstance(value, dict): 

16 deep_merge(existing, value) 

17 else: 

18 base[key] = value 

19 return base 

20 

21 

22def prune_lilbee(config: dict[str, Any], container_key: str) -> None: 

23 """Remove the lilbee entry from ``config[container_key]`` if present (for --no-mcp).""" 

24 container = config.get(container_key) 

25 if isinstance(container, dict): 

26 container.pop(LILBEE_PROVIDER_KEY, None)