refactor: fix linting errors

calendar_serialization_test.go

@@ -35,13 +35,20 @@ func TestCalendar_ReSerialization(t *testing.T) {
 
 			//when
 			deserializedCal, err := ParseCalendar(bytes.NewReader(originalSeriailizedCal))
+			require.NoError(t, err)
 			serializedCal := deserializedCal.Serialize()
 
 			//then
 			expectedCal, _ := os.ReadFile(filepath.Join(expectedDir, filename))
 			if diff := deep.Equal(string(expectedCal), serializedCal); diff != nil {
-				os.MkdirAll(actualDir, 0755)
-				os.WriteFile(filepath.Join(actualDir, filename), []byte(serializedCal), 0644)
+				err = os.MkdirAll(actualDir, 0755)
+				if err != nil {
+					t.Logf("failed to create actual dir: %v", err)
+				}
+				err = os.WriteFile(filepath.Join(actualDir, filename), []byte(serializedCal), 0644)
+				if err != nil {
+					t.Logf("failed to write actual file: %v", err)
+				}
 				t.Error(diff)
 			}
 		})
@@ -51,6 +58,7 @@ func TestCalendar_ReSerialization(t *testing.T) {
 			loadIcsContent, err := os.ReadFile(filepath.Join(testDir, filename))
 			require.NoError(t, err)
 			originalDeserializedCal, err := ParseCalendar(bytes.NewReader(loadIcsContent))
+			require.NoError(t, err)
 
 			//when
 			serializedCal := originalDeserializedCal.Serialize()

property.go

@@ -208,7 +208,7 @@ func (property *BaseProperty) serialize(w io.Writer) {
 	fmt.Fprint(b, property.IANAToken)
 
 	var keys []string
-	for k, _ := range property.ICalParameters {
+	for k := range property.ICalParameters {
 		keys = append(keys, k)
 	}
 	sort.Strings(keys)