private boolean possibleSingleDeclaration() {
    if (myVariables.size() < 2) return false;
    int firstVarArrayDimensions = myVariables.get(0).getType().getArrayDimensions();

    for (int i = 1; i < myVariables.size(); i++) {
      PsiVariable nextVar = myVariables.get(i);
      if (firstVarArrayDimensions != nextVar.getType().getArrayDimensions()) return false;
    }
    return true;
  }
private boolean possibleSingleDeclaration()