protected override IStringBuilder ToSingleStringBuilder()
{
IStringBuilder builder = StringBuilder.Empty;
foreach (var expression in _elementaryExpressions)
{
builder = builder.ConcatWith(expression.ToStringBuilder());
}
return(builder);
}
private static IList <IStringBuilder> CreateConcatenatedStringBuilderForEachExpansion(IEnumerable <List <IList <IStringBuilder> > > expandedUnionList)
{
var resultList = new List <IStringBuilder>();
foreach (var expandedUnionExpression in expandedUnionList)
{
IStringBuilder stringBuilder = StringBuilder.Empty;
foreach (var singleStringBuilder in expandedUnionExpression)
{
stringBuilder = stringBuilder.ConcatWith(singleStringBuilder.FirstOrDefault());
}
resultList.Add(stringBuilder);
}
return(resultList);
}
public override IList <IStringBuilder> Expand()
{
var returnList = new List <IStringBuilder>();
var singleStringBuilder = ToSingleStringBuilder();
RepeatRange.ToExpansionBounds(out var lowerBound, out var upperBound);
for (var stringBuilderLength = lowerBound; stringBuilderLength <= upperBound; stringBuilderLength++)
{
IStringBuilder finalStringBuilder = StringBuilder.Empty;
finalStringBuilder = finalStringBuilder.ConcatWith(singleStringBuilder, stringBuilderLength);
returnList.Add(finalStringBuilder);
}
return(returnList);
}
