public bool NodeMatch(CType aPatternNode, CType aTreeNode)
{
if (aPatternNode == null && aTreeNode == null)
{
return(true);
}
if (aPatternNode == null || aTreeNode == null)
{
return(false);
}
VariableCType variableType = aPatternNode as VariableCType;
if (variableType != null)
{
if (variableType.CType == null)
{
return(true);
}
return(NodeMatch(variableType.CType, aTreeNode));
}
if (aPatternNode.GetType() != aTreeNode.GetType())
{
return(false);
}
NamedCType namedPatternType = aPatternNode as NamedCType;
NamedCType namedTreeType = aTreeNode as NamedCType;
if (namedPatternType != null)
{
Debug.Assert(namedTreeType != null); // Cannot be null as we already checked they have the same type.
if (namedPatternType.Name != namedTreeType.Name)
{
return(false);
}
}
ArrayCType arrayPatternType = aPatternNode as ArrayCType;
ArrayCType arrayTreeType = aTreeNode as ArrayCType;
if (arrayPatternType != null)
{
Debug.Assert(arrayTreeType != null);
if (arrayPatternType.Dimension != arrayTreeType.Dimension)
{
return(false);
}
}
if (!aPatternNode.Qualifiers.SetEquals(aTreeNode.Qualifiers))
{
return(false);
}
return(true);
}
public string Variable(CType aNode)
{
VariableCType variableType = aNode as VariableCType;
return(variableType != null ? variableType.Name : null);
}