private static boolean isNamedArgWithPriorComma(PsiElement child) {
    if (!(child instanceof GrNamedArgument)) return false;
    final PsiElement element = PsiUtil.skipWhitespacesAndComments(child.getPrevSibling(), false);
    return element != null && element.getNode().getElementType() == GroovyTokenTypes.mCOMMA;
  }
private static boolean isNamedArgWithPriorComma(PsiElement child)