private bool ReadUnaryPosOp(StringReader p, out OperationExpr op)
{
op = null;
int i;
if (p.ThisText(new[] { "++", "--" }, out i))
switch (i)
{
case 0:
op = new PosIncExpr();
break;
case 1:
op = new PosDecExpr();
break;
}
return op != null;
}
private bool ReadUnaryPreOp(StringReader p, out OperationExpr op)
{
op = null;
int i;
if (p.ThisText(new[] { "++", "--", "+", "-", "!", "~" }, out i))
{
if (i == 0)
op = new PreIncExpr();
else if (i == 1)
op = new PreDecExpr();
else if (i == 2)
op = new PlusExpr();
else if (i == 3)
op = new NegExpr();
else if (i == 4)
op = new BoolNotExpr();
else if (i == 5)
op = new BitNotExpr();
}
return op != null;
}
private bool ReadBinaryOp(StringReader p, out OperationExpr bin)
{
bin = null;
int i;
if (p.ThisText(BinaryOpStrings, out i))
{
bin = (OperationExpr)Activator.CreateInstance(BinaryOpTypes[i]);
return true;
}
return false;
}
