Added early return tests

rusty_results/tests/option/test_option_empty.py

@@ -106,3 +106,8 @@ def test_transpose():
     this: Empty = Empty()
     assert this.transpose() == Ok(Empty())
 
+
+def test_early_return():
+    with pytest.raises(EarlyReturnException):
+        this: Empty = Empty()
+        _ = ~this

rusty_results/tests/option/test_option_some.py

@@ -172,3 +172,8 @@ def test_transpose(option, expected_transpose):
 def test_transpose_type_error():
     with pytest.raises(TypeError):
         Some(10).transpose()
+
+
+def test_early_return():
+    value = ~Some(10)
+    assert value == 10

rusty_results/tests/result/test_result_err.py

@@ -148,3 +148,9 @@ def test_flatten():
 def test_transpose():
     this: Result = Err(None)
     assert this.transpose() == Some(Err(None))
+
+
+def test_early_return():
+    err: Result[int, int] = Err(0)
+    with pytest.raises(EarlyReturnException):
+        _ = ~err

rusty_results/tests/result/test_result_ok.py

@@ -179,3 +179,8 @@ def test_transpose(result, expected_transpose):
 def test_transpose_type_error():
     with pytest.raises(TypeError):
         Ok(10).transpose()
+
+
+def test_early_return():
+    err: Result[int, int] = Ok(0)
+    assert ~err == 0