const github.com/segmentio/asm/base64.letterRange

5 uses

	github.com/segmentio/asm/base64 (current package)
		base64.go#L15: 	letterRange = int8('Z' - 'A' + 1)
		base64_amd64.go#L38: 	tab := [encLutSize]int8{int8(encoder[0]), int8(encoder[letterRange]) - letterRange}
		base64_amd64.go#L39: 	for i, ch := range encoder[2*letterRange:] {
		base64_amd64.go#L40: 		tab[2+i] = int8(ch) - 2*letterRange - int8(i)