public PreOpDeclaration(String keyword,
bool delim, CodeBody body, VariableType returnType,
FunctionParameter operand, List<Specifier> specs,
SourcePosition start, SourcePosition end)
: base(ASTNodeType.PrefixOperator, keyword, delim, body, returnType, specs, start, end)
{
Operand = operand;
}
public InOpDeclaration(String keyword, int precedence,
bool delim, CodeBody body, VariableType returnType,
FunctionParameter leftOp, FunctionParameter rightOp,
List<Specifier> specs, SourcePosition start, SourcePosition end)
: base(ASTNodeType.InfixOperator, keyword, delim, body, returnType, specs, start, end)
{
LeftOperand = leftOp;
RightOperand = rightOp;
Precedence = precedence;
}
public bool VisitNode(FunctionParameter node)
{
ASTNode paramType;
if (!Symbols.TryGetSymbol(node.VarType.Name, out paramType, NodeUtils.GetOuterClassScope(node)))
{
return Error("No type named '" + node.VarType.Name + "' exists in this scope!", node.VarType.StartPos, node.VarType.EndPos);
}
else if (!typeof(VariableType).IsAssignableFrom(paramType.GetType()))
{
return Error("Invalid parameter type, must be a class/struct/enum/primitive.", node.VarType.StartPos, node.VarType.EndPos);
}
node.VarType = paramType as VariableType;
if (Symbols.SymbolExistsInCurrentScope(node.Name))
return Error("A parameter named '" + node.Name + "' already exists in this function!",
node.Variables.First().StartPos, node.Variables.First().EndPos);
Symbols.AddSymbol(node.Variables.First().Name, node);
return Success;
}
public bool VisitNode(FunctionParameter node)
{
// [specifiers] parametertype parametername[[staticarraysize]]
if (node.Specifiers.Count > 0)
Append("{0} ", String.Join(" ", node.Specifiers.Select(x => x.Value)));
String staticarray = node.Variables[0].Size != -1 ? "[" + node.Variables[0].Size + "]" : "";
Append("{0} {1}{2}", node.VarType.Name, node.Name, staticarray);
return true;
}
