const bytes.opRead

5 uses

	bytes (current package)
		buffer.go#L41: 	opRead      readOp = -1 // Any other read operation.
		buffer.go#L349: 		b.lastRead = opRead
		buffer.go#L367: 		b.lastRead = opRead
		buffer.go#L382: 	b.lastRead = opRead
		buffer.go#L466: 	b.lastRead = opRead