You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: inflate_gen.go
    path of file: ./repos/octant/vendor/github.com/klauspost/compress/flate
    
    the code of the file until where you have to start completion: // Code generated by go generate gen_inflate.go. DO NOT EDIT.

package flate

import (
	"bufio"
	"bytes"
	"fmt"
	"math/bits"
	"strings"
)

// Decode a single Huffman block from f.
// hl and hd are the Huffman states for the lit/length values
// and the distance values, respectively. If hd == nil, using the
// fixed distance encoding associated with fixed Huffman blocks.
func (f *decompressor) huffmanBytesBuffer() {
	const (
		stateInit = iota // Zero value must be stateInit
		stateDict
	)
	fr := f.r.(*bytes.Buffer)

	switch f.stepState {
	case stateInit:
		goto readLiteral
	case stateDict:
		goto copyHistory
	}

readLiteral:
	// Read literal and/or (length, distance) according to RFC section 3.2.3.
	{
		var v int
		{
			// Inlined v, err := f.huffSym(f.hl)
			// Since a huffmanDecoder can be empty or be composed of a degenerate tree
			// with single element, huffSym must error on these two edge cases. In both
			// cases, the chunks slice will be 0 for the invalid sequence, leading it
			// satisfy the n == 0 check below.
			n := uint(f.hl.maxRead)
			// Optimization. Compiler isn't smart enough to keep f.b,f.nb in registers,
			// but is sm
    
func (f *decompressor) huffmanBytesBuffer() {
	const (
		stateInit = iota // Zero value must be stateInit
		stateDict
	)
	fr := f.r.(*bytes.Buffer)

	switch f.stepState {
	case stateInit:
		goto readLiteral
	case stateDict:
		goto copyHistory
	}

readLiteral:
	// Read literal and/or (length, distance) according to RFC section 3.2.3.
	{
		var v int
		{
			// Inlined v, err := f.huffSym(f.hl)
			// Since a huffmanDecoder can be empty or be composed of a degenerate tree
			// with single element, huffSym must error on these two edge cases. In both
			// cases, the chunks slice will be 0 for the invalid sequence, leading it
			// satisfy the n == 0 check below.
			n := uint(f.hl.maxRead)
			// Optimization. Compiler isn't smart enough to keep f.b,f.nb in registers,
			// but is smart enough to keep local variables in registers, so use nb and b,
			// inline call to moreBits and reassign b,nb back to f on return.
			nb, b := f.nb, f.b
			for {
				for nb < n {
					c, err := fr.ReadByte()
					if err != nil {
						f.b = b
						f.nb = nb
						f.err = noEOF(err)
						return
					}
					f.roffset++
					b |= uint32(c) << (nb & regSizeMaskUint32)
					nb += 8
				}
				chunk := f.hl.chunks[b&(huffmanNumChunks-1)]
				n = uint(chunk & huffmanCountMask)
				if n > huffmanChunkBits {
					chunk = f.hl.links[chunk>>huffmanValueShift][(b>>huffmanChunkBits)&f.hl.linkMask]
					n = uint(chunk & huffmanCountMask)
				}
				if n <= nb {
					if n == 0 {
						f.b = b
						f.nb = nb
						if debugDecode {
							fmt.Println("huffsym: n==0")
						}
						f.err = CorruptInputError(f.roffset)
						return
					}
					f.b = b >> (n & regSizeMaskUint32)
					f.nb = nb - n
					v = int(chunk >> huffmanValueShift)
					break
				}
			}
		}

		var length int
		switch {
		case v < 256:
			f.dict.writeByte(byte(v))
			if f.dict.availWrite() == 0 {
				f.toRead = f.dict.readFlush()
				f.step = (*decompressor).huffmanBytesBuffer
				f.stepState = stateInit
				return
			}
			goto readLiteral
		case v == 256:
			f.finishBlock()
			return
		// otherwise, reference to older data
		case v < 265:
			length = v - (257 - 3)
		case v < maxNumLit:
			val := decCodeToLen[(v - 257)]
			length = int(val.length) + 3
			n := uint(val.extra)
			for f.nb < n {
				c, err := fr.ReadByte()
				if err != nil {
					if debugDecode {
						fmt.Println("morebits n>0:", err)
					}
					f.err = err
					return
				}
				f.roffset++
				f.b |= uint32(c) << f.nb
				f.nb += 8
			}
			length += int(f.b & uint32(1<<(n&regSizeMaskUint32)-1))
			f.b >>= n & regSizeMaskUint32
			f.nb -= n
		default:
			if debugDecode {
				fmt.Println(v, ">= maxNumLit")
			}
			f.err = CorruptInputError(f.roffset)
			return
		}

		var dist uint32
		if f.hd == nil {
			for f.nb < 5 {
				c, err := fr.ReadByte()
				if err != nil {
					if debugDecode {
						fmt.Println("morebits f.nb<5:", err)
					}
					f.err = err
					return
				}
				f.roffset++
				f.b |= uint32(c) << f.nb
				f.nb += 8
			}
			dist = uint32(bits.Reverse8(uint8(f.b & 0x1F << 3)))
			f.b >>= 5
			f.nb -= 5
		} else {
			// Since a huffmanDecoder can be empty or be composed of a degenerate tree
			// with single element, huffSym must error on these two edge cases. In both
			// cases, the chunks slice will be 0 for the invalid sequence, leading it
			// satisfy the n == 0 check below.
			n := uint(f.hd.maxRead)
			// Optimization. Compiler isn't smart enough to keep f.b,f.nb in registers,
			// but is smart enough to keep local variables in registers, so use nb and b,
			// inline call to moreBits and reassign b,nb back to f on return.
			nb, b := f.nb, f.b
			for {
				for nb < n {
					c, err := fr.ReadByte()
					if err != nil {
						f.b = b
						f.nb = nb
						f.err = noEOF(err)
						return
					}
					f.roffset++
					b |= uint32(c) << (nb & regSizeMaskUint32)
					nb += 8
				}
				chunk := f.hd.chunks[b&(huffmanNumChunks-1)]
				n = uint(chunk & huffmanCountMask)
				if n > huffmanChunkBits {
					chunk = f.hd.links[chunk>>huffmanValueShift][(b>>huffmanChunkBits)&f.hd.linkMask]
					n = uint(chunk & huffmanCountMask)
				}
				if n <= nb {
					if n == 0 {
						f.b = b
						f.nb = nb
						if debugDecode {
							fmt.Println("huffsym: n==0")
						}
						f.err = CorruptInputError(f.roffset)
						return
					}
					f.b = b >> (n & regSizeMaskUint32)
					f.nb = nb - n
					dist = uint32(chunk >> huffmanValueShift)
					break
				}
			}
		}

		switch {
		case dist < 4:
			dist++
		case dist < maxNumDist:
			nb := uint(dist-2) >> 1
			// have 1 bit in bottom of dist, need nb more.
			extra := (dist & 1) << (nb & regSizeMaskUint32)
			for f.nb < nb {
				c, err := fr.ReadByte()
				if err != nil {
					if debugDecode {
						fmt.Println("morebits f.nb<nb:", err)
					}
					f.err = err
					return
				}
				f.roffset++
				f.b |= uint32(c) << f.nb
				f.nb += 8
			}
			extra |= f.b & uint32(1<<(nb&regSizeMaskUint32)-1)
			f.b >>= nb & regSizeMaskUint32
			f.nb -= nb
			dist = 1<<((nb+1)&regSizeMaskUint32) + 1 + extra
		default:
			if debugDecode {
				fmt.Println("dist too big:", dist, maxNumDist)
			}
			f.err = CorruptInputError(f.roffset)
			return
		}

		// No check on length; encoding can be prescient.
		if dist > uint32(f.dict.histSize()) {
			if debugDecode {
				fmt.Println("dist > f.dict.histSize():", dist, f.dict.histSize())
			}
			f.err = CorruptInputError(f.roffset)
			return
		}

		f.copyLen, f.copyDist = length, int(dist)
		goto copyHistory
	}

copyHistory:
	// Perform a backwards copy according to RFC section 3.2.3.
	{
		cnt := f.dict.tryWriteCopy(f.copyDist, f.copyLen)
		if cnt == 0 {
			cnt = f.dict.writeCopy(f.copyDist, f.copyLen)
		}
		f.copyLen -= cnt

		if f.dict.availWrite() == 0 || f.copyLen > 0 {
			f.toRead = f.dict.readFlush()
			f.step = (*decompressor).huffmanBytesBuffer // We need to continue this work
			f.stepState = stateDict
			return
		}
		goto readLiteral
	}
}