void (@NotNull LombokLightMethodBuilder methodBuilder, @NotNull PsiType psiFieldType, @NotNull String singularName) { final PsiManager psiManager = methodBuilder.getManager(); final PsiType elementType = PsiTypeUtil.extractAllElementType(psiFieldType, psiManager); final PsiType collectionType = PsiTypeUtil.createCollectionType(psiManager, CommonClassNames.JAVA_LANG_ITERABLE, elementType); methodBuilder.withParameter(singularName, collectionType); }