Load the infix of a sequence from a FaiIndex.
The given region is loaded from the indexed FASTA file.
The sequence infix is written into this string.
The FaiIndex to query.
The index of the reference in the file.
The begin position of the infix to write to
The end position of the infix to write to
The GenomicRegion to read.
SeqAn - Sequence Analysis Library - www.seqan.de