Module reader

VCF reader and iterators.

Modules

• header
  VCF header reader.
• record_buf
  VCF record reader.

Structs

• Builder
  A VCF reader builder.
• Query
  An iterator over records of a VCF reader that intersects a given region.
• Reader
  A VCF reader.
• RecordBufs
  An iterator over records of a VCF reader.