public CompulsoryQuerySegment(IQuerySegment segment)
{
if (segment == null)
{
throw new ArgumentNullException("segment");
}
Segment = segment;
}
public ExcludingQuerySegment(IQuerySegment segment)
{
if (segment == null)
{
throw new ArgumentNullException("segment");
}
Segment = segment;
}
public static void RenderBoolean(this IQuerySegment segment, StringBuilder target)
{
var bRend = segment as IBooleanSegment;
if (bRend != null)
{
bRend.RenderAsBoolean(target);
return;
}
segment.Render(target);
}
public static IQuerySegment TryGet(ExpressionType type, IQuerySegment left, IQuerySegment right)
{
if (type == ExpressionType.Coalesce)
{
return(new FuncBinaryOperation("ISNULL", left, right));
}
if (type == ExpressionType.Power)
{
return(new FuncBinaryOperation("POWER", left, right));
}
return(null);
}
public static IQuerySegment TryGet(ExpressionType type, IQuerySegment left, IQuerySegment right)
{
if (type == ExpressionType.AndAlso)
{
return(new LogicalBinaryOperation(" AND ", left, right));
}
if (type == ExpressionType.OrElse)
{
return(new LogicalBinaryOperation(" OR ", left, right));
}
return(null);
}
public ProcessedQuerySegment(IWalkThroughStrings stringNavigator, IQuerySegment querySegment)
{
if (stringNavigator == null)
{
throw new ArgumentNullException("stringNavigator");
}
if (querySegment == null)
{
throw new ArgumentNullException("querySegment");
}
StringNavigator = stringNavigator;
QuerySegment = querySegment;
}
/// <summary>
/// This will never return null but may return an empty set if no matches could be made. An exception will be raised for a null querySegment
/// reference of if the request could otherwise not be satisfied (eg. unsupported IQuerySegment implementation)
/// </summary>
public NonNullImmutableList <WeightedEntry <TKey> > GetMatches(IQuerySegment querySegment)
{
if (querySegment == null)
{
throw new ArgumentNullException("querySegment");
}
var combiningQuerySegment = querySegment as CombiningQuerySegment;
if (combiningQuerySegment != null)
{
return(Reduce(combiningQuerySegment.Segments));
}
return(Reduce(new NonNullImmutableList <IQuerySegment>(new IQuerySegment[] { querySegment })));
}
private FuncBinaryOperation(string operation, IQuerySegment left, IQuerySegment right)
{
m_operation = operation;
m_left = left;
m_right = right;
}
public NotOperation(IQuerySegment operand)
{
m_operand = operand;
}
public LikeSegment(IQuerySegment mappedLeft, IQuerySegment mappedRight)
{
m_mappedLeft = mappedLeft;
m_mappedRight = mappedRight;
}
private LogicalBinaryOperation(string symbol, IQuerySegment left, IQuerySegment right)
{
m_symbol = symbol;
m_left = left;
m_right = right;
}
public WhereSegment(IQuerySegment condition)
{
m_condition = condition;
}
public InSubquerySegment(IQuerySegment operand, IQuerySegment itemsSegment)
{
m_operand = operand;
m_itemsSegment = itemsSegment;
}
internal static IQuerySegment TryGet(ExpressionType type, IQuerySegment left, IQuerySegment right)
{
string symbol;
return(!s_supportedSymbols.TryGetValue(type, out symbol) ? null : new MathBinaryOperation(symbol, left, right));
}
public InCsvSegment(IQuerySegment subject, IEnumerable items)
{
m_subject = subject;
m_items = items;
}
public CastOperation(Type targetType, IQuerySegment operand)
{
m_targetType = targetType;
m_operand = operand;
}
