public PreOpReference(PreOpDeclaration op, Expression oper, SourcePosition start, SourcePosition end)
: base(ASTNodeType.InOpRef, start, end)
{
Operator = op;
Operand = oper;
}
public Expression DecompileNativeFunction(UInt16 index)
{
var parameters = new List<Expression>();
while (!CurrentIs(StandardByteCodes.EndFunctionParms))
{
var param = DecompileExpression();
if (param == null)
return null; // ERROR
parameters.Add(param);
}
PopByte();
var entry = NativeTable[index];
Expression call = null;
switch (entry.Type)
{
case NativeType.Function:
var func = new SymbolReference(null, null, null, entry.Name);
call = new FunctionCall(func, parameters, null, null);
break;
case NativeType.Operator: // TODO: table should hold precedence, currently all have 0 and it'll be a mess.
var op = new InOpDeclaration(entry.Name, entry.Precedence, false, null, null, null, null, null, null, null);
call = new InOpReference(op, parameters[0], parameters[1], null, null);
break;
case NativeType.PreOperator: // TODO: table should hold precedence, currently all have 0 and it'll be a mess.
var preOp = new PreOpDeclaration(entry.Name, false, null, null, null, null, null, null);
call = new PreOpReference(preOp, parameters[0], null, null);
break;
case NativeType.PostOperator: // TODO: table should hold precedence, currently all have 0 and it'll be a mess.
var postOp = new PostOpDeclaration(entry.Name, false, null, null, null, null, null, null);
call = new PostOpReference(postOp, parameters[0], null, null);
break;
}
StartPositions.Pop();
return call;
}
public bool IdenticalSignature(PreOpDeclaration other)
{
return base.IdenticalSignature(other)
&& this.Operand.VarType.Name.ToLower() == other.Operand.VarType.Name.ToLower();
}
public PreOpReference(PreOpDeclaration op, Expression oper, SourcePosition start, SourcePosition end)
: base(ASTNodeType.InOpRef, start, end)
{
Operator = op;
Operand = oper;
}
public bool IdenticalSignature(PreOpDeclaration other)
{
return(base.IdenticalSignature(other) &&
this.Operand.VarType.Name.ToLower() == other.Operand.VarType.Name.ToLower());
}
public bool IdenticalSignature(PreOpDeclaration other)
{
return(base.IdenticalSignature(other) &&
string.Equals(this.Operand.VarType.Name, other.Operand.VarType.Name, StringComparison.Ordinal));
}