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: context.go
    path of file: ./repos/hoverfly/vendor/github.com/dsnet/compress/brotli
    
    the code of the file until where you have to start completion: // Copyright 2015, Joe Tsai. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE.md file.

package brotli

// These constants are defined in RFC section 7.1.
const (
	contextLSB6 = iota
	contextMSB6
	contextUTF8
	contextSigned

	numContextModes
)

// These constants are defined in RFC sections 2 and 7.3.
const (
	maxLitContextIDs  = 64
	maxDistContextIDs = 4
)

// These LUTs are taken directly from RFC section 7.1.
var (
	contextLUT0 = [256]uint8{
		0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 4, 0, 0, 4, 0, 0,
		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
		8, 12, 
    
func initContextLUTs() {
	for i := 0; i < 256; i++ {
		for m := 0; m < numContextModes; m++ {
			base := m << 8

			// Operations performed here are specified in RFC section 7.1.
			switch m {
			case contextLSB6:
				contextP1LUT[base+i] = byte(i) & 0x3f
				contextP2LUT[base+i] = 0
			case contextMSB6:
				contextP1LUT[base+i] = byte(i) >> 2
				contextP2LUT[base+i] = 0
			case contextUTF8:
				contextP1LUT[base+i] = contextLUT0[byte(i)]
				contextP2LUT[base+i] = contextLUT1[byte(i)]
			case contextSigned:
				contextP1LUT[base+i] = contextLUT2[byte(i)] << 3
				contextP2LUT[base+i] = contextLUT2[byte(i)]
			default:
				panic("unknown context mode")
			}
		}
	}
}