.agents/skills/lib_py/agents/adapters/claude.py

@@ -4,6 +4,16 @@ from lib_py.agents.base import BaseAgentAdapter, DiscoveryContext, conversation_
 from lib_py.verify_session import workspace_key
 
 
+_UUID = re.compile(r"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}", re.IGNORECASE)
+
+
+def _is_uuid(uuid) -> bool:
+    """claude names every session by a canonical uuid. Any other name in a
+    session's place is not one: projects/<key>/memory/ (auto memory) sits
+    beside the session dirs."""
+    return isinstance(uuid, str) and bool(_UUID.fullmatch(uuid))
+
+
 def _config_dir(ctx: DiscoveryContext) -> str:
     """claude's config root: CLAUDE_CONFIG_DIR moves all of it (sessions/,
     file-history/, session-env/, jobs/, projects/)."""
@@ -262,14 +272,19 @@ class ClaudeAgentAdapter(BaseAgentAdapter):
         Shared files that merely mention it (history.jsonl, ~/.claude.json,
         backups, paste-cache) are not the session's and are never listed."""
         # Checked before any path is built: whole directories named by the id
-        # are removed, so "", "." or ".." would reach file-history/ itself.
+        # are removed, so "", "." or ".." would reach file-history/ itself,
+        # and "memory" the auto memory. An id that is not a uuid keeps the
+        # pre-#31 reach: the `<id>.jsonl` file alone.
         if not _plausible_id(uuid):
             return []
         cfg = _config_dir(ctx)
         paths = []
         for pdir in _projects_dirs(ctx):
             base = os.path.join(pdir, ctx.ws_key, uuid)
-            paths += [p for p in (base + ".jsonl", base) if os.path.lexists(p)]
+            paths += [p for p in ((base + ".jsonl", base) if _is_uuid(uuid) else (base + ".jsonl",))
+                      if os.path.lexists(p)]
+        if not _is_uuid(uuid):
+            return paths
         paths += [p for p in (os.path.join(cfg, "file-history", uuid),
                               os.path.join(cfg, "session-env", uuid)) if os.path.lexists(p)]
         job = self._owned_job(uuid, ctx)
@@ -293,6 +308,10 @@ class ClaudeAgentAdapter(BaseAgentAdapter):
         return bool(self._owned_paths(uuid, ctx))
 
     def conversation_in_use(self, uuid: str, ctx: DiscoveryContext) -> bool:
+        # No claude process holds a name that is not a uuid; searching
+        # command lines for one ("a/b", "memory") only finds strangers.
+        if not _is_uuid(uuid):
+            return False
         if conversation_in_use(uuid, [self.artifact_path(uuid, ctx)]):
             return True
         return any(_session_file_live(data, pid) for _, pid, data in self._session_files(uuid, ctx))
@@ -322,8 +341,8 @@ class ClaudeAgentAdapter(BaseAgentAdapter):
         roots (two levels), plus the content-matched jobs dir and session
         files with their (masked) key files. projects is not walked deeper;
         it can be very large."""
-        if not _plausible_id(uuid):
-            return []
+        if not _is_uuid(uuid):
+            return self._owned_paths(uuid, ctx)
         cfg = _config_dir(ctx)
         pdirs = _projects_dirs(ctx)
         found = set(scan_names(cfg, uuid, skip=pdirs))

tests/test_issue31_purge_residual.py

@@ -262,18 +262,55 @@ def test_claude_residual_lists_leftovers_then_nothing(home, tmp_path, conv, othe
     assert adapter.residual_artifacts(conv, ctx) == [str(stray)]
 
 
-@pytest.mark.parametrize("bad", ["", ".", "..", "*", "../x", "a/b"])
+@pytest.mark.parametrize("bad", ["", ".", "..", "*", "../x", "a/b", "memory", " ", "notes",
+                                 "12345678-1234-1234-1234-12345678901g", "{conv} ", "x{conv}"])
 def test_claude_rejects_malformed_uuid(home, tmp_path, conv, bad):
+    bad = bad.format(conv=conv)
     ws = tmp_path / "ws"
     ws.mkdir()
     t = _tree(home, ws, conv, tmp_path / "ctmp")
+    # Claude Code's auto memory sits beside the session dirs, under the one
+    # non-uuid name there.
+    memory = home / ".claude" / "projects" / workspace_key(str(ws)) / "memory" / "MEMORY.md"
+    memory.parent.mkdir()
+    memory.write_text("m")
+    named = [home / ".claude" / d / bad / "x" for d in ("file-history", "session-env")
+             if bad.strip(". ") and "/" not in bad and "*" not in bad]
+    for p in named:
+        p.parent.mkdir(parents=True)
+        p.write_text("x")
     adapter = get_adapter("claude")
     ctx = _ctx(ws, home)
 
     assert adapter.purge_artifacts(bad, ctx) == []
     assert adapter.residual_artifacts(bad, ctx) == []
     assert adapter.has_artifacts(bad, ctx) is False
+    assert adapter.conversation_in_use(bad, ctx) is False
     assert all(p.exists() for p in t.values())
+    assert memory.exists() and all(p.exists() for p in named)
+
+
+def test_a_non_uuid_id_takes_only_its_transcript_file(home, tmp_path):
+    """The pre-#31 reach, kept for ids that are not uuids (test_a4 purges
+    "uuid-c"): the `<id>.jsonl` file, never a directory of that name."""
+    ws = tmp_path / "ws"
+    ws.mkdir()
+    proj = home / ".claude" / "projects" / workspace_key(str(ws))
+    proj.mkdir()
+    jsonl = proj / "uuid-c.jsonl"
+    jsonl.write_text("{}\n")
+    kept = [proj / "uuid-c" / "a", home / ".claude" / "file-history" / "uuid-c" / "b"]
+    for p in kept:
+        p.parent.mkdir(parents=True)
+        p.write_text("x")
+    adapter = get_adapter("claude")
+    ctx = _ctx(ws, home)
+
+    assert adapter.has_artifacts("uuid-c", ctx) is True
+    assert adapter.residual_artifacts("uuid-c", ctx) == [str(jsonl)]
+    assert adapter.purge_artifacts("uuid-c", ctx) == [str(jsonl)]
+    assert not jsonl.exists() and all(p.exists() for p in kept)
+    assert adapter.residual_artifacts("uuid-c", ctx) == []
 
 
 def test_purge_cli_resolves_claude_from_leftovers_only(home, tmp_path, conv):