construct Op from raw opcode
construct Op from an operator and operand (length)
Undocumented in source.
Undocumented in source.
Undocumented in source.
Undocumented in source.
True iff operation is one of 'S', 'H'
True iff operation is one of M, =, X
Credit to Biod for this code below https://github.com/biod/BioD from their bam.cigar module True iff operation is one of M, =, X, I, S
True iff operation is one of M, =, X, D, N
raw opcode
Represents a distinct cigar operation