}

// hexDecode decodes a short hex digit sequence: "10" -> 16.
func hexDecode(s []byte) rune {
	n := '\x00'
	for _, c := range s {
		n <<= 4
		switch {
		case '0' <= c && c <= '9':
			n |= rune(c - '0')
		case 'a' <= c && c <= 'f':
			n |= rune(c-'a') + 10
		case 'A' <= c && c <= 'F':
			n |= rune(c-'A') + 10
		default:
			panic(fmt.Sprintf("Bad hex digit in %q", s))
		}
	}
	return n

		-f "buildscripts/upgrade-tests/compose.yml" \
		rm || true

	for volume in $(docker volume ls -q | grep upgrade); do
		docker volume rm ${volume} || true
	done

	docker volume prune -f
	docker system prune -f || true
	docker volume prune -f || true
	docker volume rm $(docker volume ls -q -f dangling=true) || true
}

verify_checksum_after_heal() {
	local sum1
	sum1=$(curl -s "$2" | sha256sum)

		sep := ""
		for i := 0; i < len(re.Rune); i += 2 {
			b.WriteString(sep)
			sep = " "
			lo, hi := re.Rune[i], re.Rune[i+1]
			if lo == hi {
				fmt.Fprintf(b, "%#x", lo)
			} else {
				fmt.Fprintf(b, "%#x-%#x", lo, hi)
			}
		}
	}
	b.WriteByte('}')
}

func mkCharClass(f func(rune) bool) string {
	re := &Regexp{Op: OpCharClass}
	lo := rune(-1)
	for i := rune(0); i <= unicode.MaxRune; i++ {

var notletterTest = []rune{
	0x20,
	0x35,
	0x375,
	0x619,
	0x700,
	0x1885,
	0xfffe,
	0x1ffff,
	0x10ffff,
}

// Contains all the special cased Latin-1 chars.
var spaceTest = []rune{
	0x09,
	0x0a,
	0x0b,
	0x0c,
	0x0d,
	0x20,
	0x85,
	0xA0,
	0x2000,
	0x3000,
}

type caseT struct {
	cas     int
	in, out rune
}

var caseTest = []caseT{
	// errors

package syntax

import "testing"

var compileTests = []struct {
	Regexp string
	Prog   string
}{
	{"a", `  0	fail
  1*	rune1 "a" -> 2
  2	match
`},
	{"[A-M][n-z]", `  0	fail
  1*	rune "AM" -> 2
  2	rune "nz" -> 3
  3	match
`},
	{"", `  0	fail
  1*	nop -> 2
  2	match
`},
	{"a?", `  0	fail
  1	rune1 "a" -> 3
  2*	alt -> 1, 3
  3	match
`},
	{"a??", `  0	fail
  1	rune1 "a" -> 3

            builder.packaging(POM_PACKAGING);
            builder.profiles(prune(model.getProfiles()));

            model = builder.build();
            String modelVersion = new MavenModelVersion().getModelVersion(model);
            model = model.withModelVersion(modelVersion);
        } else {
            Model.Builder builder = prune(
                    Model.newBuilder(model, true)

}

func digitVal(ch rune) int {
	switch {
	case '0' <= ch && ch <= '9':
		return int(ch - '0')
	case 'a' <= lower(ch) && lower(ch) <= 'f':
		return int(lower(ch) - 'a' + 10)
	}
	return 16 // larger than any legal digit val
}

func lower(ch rune) rune     { return ('a' - 'A') | ch } // returns lower-case ch iff ch is ASCII letter
func isDecimal(ch rune) bool { return '0' <= ch && ch <= '9' }

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package unicode_test

import (
	"testing"
	. "unicode"
)

var testDigit = []rune{
	0x0030,
	0x0039,
	0x0661,
	0x06F1,
	0x07C9,
	0x0966,
	0x09EF,
	0x0A66,
	0x0AEF,
	0x0B66,
	0x0B6F,
	0x0BE6,
	0x0BEF,
	0x0C66,
	0x0CEF,
	0x0D66,
	0x0D6F,
	0x0E50,

			panic("imperfect hash")
		}
		keywordMap[h] = tok
	}
}

func lower(ch rune) rune     { return ('a' - 'A') | ch } // returns lower-case ch iff ch is ASCII letter
func isLetter(ch rune) bool  { return 'a' <= lower(ch) && lower(ch) <= 'z' || ch == '_' }
func isDecimal(ch rune) bool { return '0' <= ch && ch <= '9' }
func isHex(ch rune) bool     { return '0' <= ch && ch <= '9' || 'a' <= lower(ch) && lower(ch) <= 'f' }

func f12(b []byte) [2][]byte { return [2][]byte{b, b} }

var a12 = f12([]byte("hello"))
var a13 = f12([]byte{1, 2, 3})
var a14 = f12(make([]byte, 1))

func f15(b []rune) [2][]rune { return [2][]rune{b, b} }

var a15 = f15([]rune("hello"))
var a16 = f15([]rune{1, 2, 3})

type Same struct {
	a, b interface{}
}

var same = []Same{
	{a1, b1},
	{a2, b2},
	{a3, b3},
	{a4, b4},
	{a5, b5},
	{a6, b6},