// Returns NExprBitShift or any of subproduction nodes
public Node ExprBitShift()
{
Node resultingNode = ExprAdd();
while (CurrentToken == TokenCategory.SHIFT_LEFT || CurrentToken == TokenCategory.SHIFT_RIGHT || CurrentToken == TokenCategory.SHIFT_RIGHT_ALT)
{
NExprBitShift tmp = new NExprBitShift();
tmp.Add(resultingNode);
resultingNode = tmp;
switch (CurrentToken)
{
case TokenCategory.SHIFT_LEFT: {
resultingNode.AnchorToken = Expect(TokenCategory.SHIFT_LEFT);
resultingNode.Add(ExprAdd());
break;
}
case TokenCategory.SHIFT_RIGHT: {
resultingNode.AnchorToken = Expect(TokenCategory.SHIFT_RIGHT);
resultingNode.Add(ExprAdd());
break;
}
case TokenCategory.SHIFT_RIGHT_ALT: {
resultingNode.AnchorToken = Expect(TokenCategory.SHIFT_RIGHT_ALT);
resultingNode.Add(ExprAdd());
break;
}
// Default case would be unreachable
}
}
return(resultingNode);
}
