fix style

src/main/java/com/kobylynskyi/graphql/codegen/mapper/ValueMapper.java

@@ -124,7 +124,7 @@ public class ValueMapper {
     private String mapEnum(MappingContext mappingContext, EnumValue value, Type<?> graphQLType) {
         if (graphQLType == null) {
             Map<String, String> customTypesMapping = mappingContext.getCustomTypesMapping();
-            if(customTypesMapping.containsKey(value.getName())) {
+            if (customTypesMapping.containsKey(value.getName())) {
                 return customTypesMapping.get(value.getName());
             }
 

src/test/java/com/kobylynskyi/graphql/codegen/kotlin/GraphQLCodegenAnnotationsTest.java

@@ -121,7 +121,8 @@ class GraphQLCodegenAnnotationsTest {
 
     @Test
     void generate_CustomAnnotationMappings_With_Annotations() throws Exception {
-        mappingConfig.setCustomTypesMapping(new HashMap<>(singletonMap("CAMS", "com.intuit.identity.manage.enum.CamsGroup::class")));
+        mappingConfig.setCustomTypesMapping(new HashMap<>(
+                singletonMap("CAMS", "com.intuit.identity.manage.enum.CamsGroup::class")));
         mappingConfig.setDirectiveAnnotationsMapping(new HashMap<>(singletonMap("NotNull",
                 singletonList("@javax.validation.constraints.NotNull(message = {{message}}, groups = {{groups}})"))));
 
@@ -129,7 +130,8 @@ class GraphQLCodegenAnnotationsTest {
 
         File[] files = Objects.requireNonNull(outputJavaClassesDir.listFiles());
         assertFileContainsElements(files, "TrustAccountInput.kt",
-                "@field:javax.validation.constraints.NotNull(message = \"test\", groups = com.intuit.identity.manage.enum.CamsGroup::class)");
+                "@field:javax.validation.constraints.NotNull(message = \"test\", " +
+                "groups = com.intuit.identity.manage.enum.CamsGroup::class)");
     }
     
     private void generate(String path) throws IOException {