internal static HqlExpression ToArithmeticExpression(this HqlTreeNode node)
{
var hqlBooleanExpression = node as HqlBooleanExpression;
if (hqlBooleanExpression != null)
{
var builder = new HqlTreeBuilder();
return(builder.Case(new[] { builder.When(hqlBooleanExpression, builder.True()) }, builder.False()));
}
return((HqlExpression)node);
}
public static HqlExpression ConvertBooleanToCase(HqlExpression node)
{
if (node is HqlBooleanExpression)
{
var builder = new HqlTreeBuilder();
return builder.Case(
new[] {builder.When(node, builder.True())},
builder.False());
}
return node;
}
public static HqlBooleanExpression ToBooleanExpression(this HqlTreeNode node)
{
var hqlDot = node as HqlDot;
if (hqlDot != null)
{
return(new HqlBooleanDot(hqlDot.Factory, hqlDot));
}
var hqlBooleanExpression = node as HqlBooleanExpression;
if (hqlBooleanExpression != null)
{
return(hqlBooleanExpression);
}
var builder = new HqlTreeBuilder();
return(builder.Equality(node.AsExpression(), builder.True()));
}