Example #1
0
bool ArraysASTPlugin::hasUnambiguousPackageInfixGrammar(const ASTNode *child) const
{
  ASTBase* function = const_cast<ASTBase*>(getParentASTObject());
  if (function == NULL) return false;
  if (function->getType() != AST_ORIGINATES_IN_PACKAGE) return false;
  if (function->getPackageName() != "arrays") return false;

  // cast the function to an ASTNode
  ASTNode* newAST = dynamic_cast<ASTNode*>(function);
  if (newAST == NULL)
  {
    return false;
  }

  const ArraysASTPlugin* aap = static_cast<const ArraysASTPlugin*>(function->getPlugin("arrays"));
  switch(aap->getASTType()) {
  case AST_LINEAR_ALGEBRA_SELECTOR:
    if (newAST->getNumChildren() == 0) return true;
    if (newAST->getChild(0) == child) return false; //The *first* child of the selector needs parentheses in some situations!
    return true; //All other children are separated by commas, and thus don't need parentheses.
  case AST_LINEAR_ALGEBRA_VECTOR_CONSTRUCTOR:
#if (0)
  case AST_LINEAR_ALGEBRA_MATRIX_CONSTRUCTOR:
  case AST_LINEAR_ALGEBRA_DETERMINANT:
  case AST_LINEAR_ALGEBRA_TRANSPOSE:
  case AST_LINEAR_ALGEBRA_VECTOR_PRODUCT:
  case AST_LINEAR_ALGEBRA_SCALAR_PRODUCT:
  case AST_LINEAR_ALGEBRA_OUTER_PRODUCT:
  case AST_LINEAR_ALGEBRA_MATRIXROW_CONSTRUCTOR:
#endif
  case AST_QUALIFIER_CONDITION:
  case AST_LOGICAL_EXISTS:
  case AST_LOGICAL_FORALL:
  case AST_QUALIFIER_LOWLIMIT:
  case AST_STATISTICS_MEAN:
  case AST_STATISTICS_MEDIAN:
  case AST_STATISTICS_MODE:
  case AST_STATISTICS_MOMENT:
  case AST_QUALIFIER_MOMENTABOUT:
  case AST_SERIES_PRODUCT:
  case AST_STATISTICS_SDEV:
  case AST_SERIES_SUM:
  case AST_QUALIFIER_UPLIMIT:
  case AST_STATISTICS_VARIANCE:
    return true; //Everything is either a function or has unambiguous syntax.
  case AST_ARRAYS_UNKNOWN:
    return false;
  }
  return false;
}
bool
MultiASTPlugin::hasAttributesSet() const
{
  bool hasAttributes = false;

  if (isSetSpeciesReference() == true)
  {
    return true;
  }
  else if (isSetRepresentationType() == true)
  { 
    return true;
  }
  else if (mParent != NULL)
  {
    unsigned int i = 0;

    ASTNode* node = dynamic_cast<ASTNode*>(mParent);

    size_t numChildren;
    GET_NUM_CHILDREN(numChildren,mParent);
    while (hasAttributes == false && i < numChildren)
    {
      ASTBase* ast = NULL;
      GET_NTH_CHILD(ast, i, mParent);
      if (ast != NULL)
      {
        MultiASTPlugin* mp = 
                        static_cast<MultiASTPlugin*>(ast->getPlugin("multi"));
        if (mp != NULL)
        {
          hasAttributes = mp->hasAttributesSet();
        }
      }
      i++;
    }
  }

  return hasAttributes;
}