wip

pre_commit/tool_base.py

@@ -0,0 +1,16 @@
+from __future__ import annotations
+
+from typing import Protocol
+
+from pre_commit.prefix import Prefix
+
+
+class Tool(Protocol):
+    # "special" versions which can be resolved
+    @property
+    def RESOLVABLE(self) -> tuple[str, ...]: ...
+    # TODO: what if not resolvable? (no current examples?)
+    def resolve(self, version: str) -> str: ...
+    def install(self, prefix: Prefix, version: str) -> None: ...
+    def health_check(self, prefix: Prefix, version: str) -> str | None: ...
+    # TODO: how to env patch?