fix coverage

flake8_idom_hooks/exhaustive_deps.py

@@ -52,10 +52,10 @@ def visit_Call(self, node: ast.Call) -> None:
         elif isinstance(called_func, ast.Attribute):
             called_func_name = called_func.attr
         else:  # pragma: no cover
-            return None
+            return
 
         if called_func_name not in HOOKS_WITH_DEPS:
-            return None
+            return
 
         func: Optional[ast.expr] = None
         args: Optional[ast.expr] = None

tests/cases/exhaustive_deps.py

@@ -1,8 +1,15 @@
+# error: ROH101 hook 'use_effect' used outside component or hook definition
+use_effect(lambda: x)  # no need to check deps outside component/hook
+
+
 @component
 def check_effects():
     x = 1
     y = 2
 
+    # check that use_state is not treated as having dependencies.
+    use_state(lambda: x)
+
     use_effect(
         lambda: (
             # error: ROH202 dependency 'x' of function 'lambda' is not specified in declaration of 'use_effect'
@@ -38,6 +45,14 @@ def check_effects():
         [],
     )
 
+    module.submodule.use_effect(
+        lambda: (
+            # error: ROH202 dependency 'x' of function 'lambda' is not specified in declaration of 'use_effect'
+            x
+        ),
+        [],
+    )
+
     use_effect(
         lambda: (
             # error: ROH202 dependency 'x' of function 'lambda' is not specified in declaration of 'use_effect'