Test scanner child depth at unit tier

packages/ts/e2e-attestations/claude-1330-scanner-depth.json

@@ -0,0 +1,7 @@
+{
+  "command": "pnpm test:e2e",
+  "ran_at": 1791251447,
+  "exit_code": 0,
+  "commit": "c8330647623176c33775957a719d6ab24b38c5ac",
+  "branch": "claude/1330-scanner-depth"
+}

testing-conventions.toml

@@ -141,12 +141,6 @@ rules = ["mutation"]
 lines = [389, 401, 431, 468]
 reason = "whether a repo encloses the walk, and which .gitignore files are in force, is known only from a real tree holding .git; the choice of directories is unit-tested in enclosing_repo and dirs_above, and tests/path_table_gitignore.rs (with_no_repo_a_gitignore_does_not_apply_at_the_index_root, inside_a_repo_the_same_gitignore_hides_everything, a_repo_root_gitignore_above_the_index_root_applies) asserts every outcome"
 
-[[rust.exempt]]
-path = "src/scanner.rs"
-rules = ["mutation"]
-lines = [409, 417, 422, 440]
-reason = "a child's depth decides the reserved top-level .dirsql rule for a real tree; tests/scanner.rs scan_excludes_top_level_dirsql_directory and tests/vtab.rs reserved_dirsql_directory_is_skipped assert it"
-
 [[rust.exempt]]
 path = "src/cli/run.rs"
 rules = ["mutation"]