public override object VisitBetween_expression([NotNull] KoraliumParser.Between_expressionContext context)
{
var reference = Visit(context.@ref) as ScalarExpression;
if (reference == null)
{
throw new SqlParserException("BETWEEN can only be used on scalar expressions");
}
var left = Visit(context.left) as ScalarExpression;
if (left == null)
{
throw new SqlParserException("First argument in BETWEEN is not a scalar expression");
}
var right = Visit(context.right) as ScalarExpression;
if (right == null)
{
throw new SqlParserException("Second argument in BETWEEN is not a scalar expression");
}
return(new BetweenExpression()
{
Expression = reference,
From = left,
To = right
});
}
/// <summary>
/// Exit a parse tree produced by <see cref="KoraliumParser.between_expression"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitBetween_expression([NotNull] KoraliumParser.Between_expressionContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="KoraliumParser.between_expression"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitBetween_expression([NotNull] KoraliumParser.Between_expressionContext context)
{
return(VisitChildren(context));
}
