public BinaryExprAST(TokenType op, ExprAST lhs, ExprAST rhs)
{
switch (op)
{
case TokenType.PLUS:
NodeType = ExprType.AddExpr;
break;
case TokenType.MINUS:
NodeType = ExprType.SubtractExpr;
break;
case TokenType.STAR:
NodeType = ExprType.MultiplyExpr;
break;
case TokenType.LESS_THAN:
NodeType = ExprType.LessThanExpr;
break;
default:
throw new ArgumentException("op " + op + " is not a valid operator");
}
Lhs = lhs;
Rhs = rhs;
}
public BinaryExprAST(char op, ExprAST lhs, ExprAST rhs)
{
switch (op)
{
case '+':
this.NodeType = ExprType.AddExpr;
break;
case '-':
this.NodeType = ExprType.SubtractExpr;
break;
case '*':
this.NodeType = ExprType.MultiplyExpr;
break;
case '<':
this.NodeType = ExprType.LessThanExpr;
break;
default:
throw new ArgumentException("op " + op + " is not a valid operator");
}
this.Lhs = lhs;
this.Rhs = rhs;
}
public BinaryExprAST(char op, ExprAST lhs, ExprAST rhs)
{
switch (op)
{
case '+':
this.NodeType = ExprType.AddExpr;
break;
case '-':
this.NodeType = ExprType.SubtractExpr;
break;
case '*':
this.NodeType = ExprType.MultiplyExpr;
break;
case '<':
this.NodeType = ExprType.LessThanExpr;
break;
default:
throw new ArgumentException("op " + op + " is not a valid operator");
}
this.Lhs = lhs;
this.Rhs = rhs;
}
