Merge pull request #13 from marcinzaremba/invalid-error-parsed-type

Throw ValueError for parsed types too

.gitignore

@@ -5,3 +5,4 @@ coverage.xml
 tox.ini
 *.egg-info
 **/__pycache__
+.pytest_cache/

ecological/autoconfig.py

@@ -133,7 +133,7 @@ def get(self, wanted_type: WantedType) -> Union[WantedType, Any]:
 
         try:
             value = self.transform(raw_value, wanted_type)
-        except ValueError as e:
+        except (ValueError, SyntaxError) as e:
             raise ValueError(f"Invalid configuration for '{self.name}': {e}.")
 
         return value

tests/test_all.py

@@ -77,12 +77,20 @@ class Configuration(ecological.AutoConfig, prefix="prefix"):
     assert Configuration.not_default == "Not Default"
 
 
-def test_invalid_value(monkeypatch):
-    monkeypatch.setenv("INVALID", "Invalid integer")
+def test_invalid_value_regular_type(monkeypatch):
+    monkeypatch.setenv("PARAM_REGULAR_TYPE", "not an integer")
 
     with pytest.raises(ValueError):
         class Configuration(ecological.AutoConfig):
-            invalid: int
+            param_regular_type: int
+
+
+def test_invalid_value_parsed_type(monkeypatch):
+    monkeypatch.setenv("PARAM_PARSED_TYPE", "not a list")
+
+    with pytest.raises(ValueError):
+        class Configuration(ecological.AutoConfig):
+            param_parsed_type: list = ['param_1', 'param_2']
 
 
 def test_no_default():