public ASTPostfixExpression(ASTExpression expr, ASTToken op) : base("PostfixExpression")
{
Expression = expr;
Operator = op;
}
public ASTUnaryExpression(ASTToken op, ASTExpression expr) : base("UnaryExpression")
{
Expression = expr;
Operator = op;
}
public ASTBinaryExpression(ASTToken op, ASTExpression e1, ASTExpression e2) : base("BinaryExpression")
{
Operator = op;
Expr1 = e1;
Expr2 = e2;
}
