imagSign := string(s.buf)
	imag = s.floatToken()
	if !s.accept("i") {
		s.error(errComplex)
	}
	if parens && !s.accept(")") {
		s.error(errComplex)
	}
	return real, imagSign + imag
}

func hasX(s string) bool {
	for i := 0; i < len(s); i++ {
		if s[i] == 'x' || s[i] == 'X' {
			return true
		}
	}
	return false
}

// convertFloat converts the string to a float64value.

limitations under the License.
*/

package hash

import (
	"fmt"
	"hash"

	"k8s.io/apimachinery/pkg/util/dump"
)

// DeepHashObject writes specified object to hash using the spew library
// which follows pointers and prints actual values of the nested objects
// ensuring the hash does not change when a pointer changes.
func DeepHashObject(hasher hash.Hash, objectToWrite interface{}) {
	hasher.Reset()

// to allow verifying that a newly-downloaded module has the expected content.
package dirhash

import (
	"archive/zip"
	"crypto/sha256"
	"encoding/base64"
	"errors"
	"fmt"
	"io"
	"os"
	"path/filepath"
	"sort"
	"strings"
)

// DefaultHash is the default hash function used in new go.sum entries.
var DefaultHash Hash = Hash1

// A Hash is a directory hash function.

// Package hash provides interfaces for hash functions.
package hash

import "io"

// Hash is the common interface implemented by all hash functions.
//
// Hash implementations in the standard library (e.g. [hash/crc32] and
// [crypto/sha256]) implement the [encoding.BinaryMarshaler] and
// [encoding.BinaryUnmarshaler] interfaces. Marshaling a hash implementation

// limitations under the License.

package hash

import (
	"encoding/hex"

	"github.com/cespare/xxhash/v2"
)

type Hash interface {
	Write(p []byte) (n int)
	WriteString(s string) (n int)
	Sum() string
	Sum64() uint64
}

type instance struct {
	hash *xxhash.Digest
}

var _ Hash = &instance{}

func New() Hash {
	return &instance{
		hash: xxhash.New(),
	}
}

-dontwarn sun.misc.Unsafe

# Striped64 appears to make some assumptions about object layout that
# really might not be safe. This should be investigated.
-keepclassmembers class com.google.common.hash.Striped64 {
  *** base;
  *** busy;
}
-keepclassmembers class com.google.common.hash.Striped64$Cell {
  <fields>;

cp stdout has-nested.json
stdout '"Origin":'
stdout '"VCS": "git"'
stdout '"URL":'  # randomly-chosen vcweb localhost URL
stdout '"Subdir": "nested"'
stdout '"TagPrefix": "nested/"'
stdout '"TagSum": "t1:47DEQpj8HBSa\+/TImW\+5JCeuQeRkm5NMpJWZG3hSuFU="'
stdout '"Ref": "refs/tags/has-nested"'
stdout '"Hash": "08a4fa6bb9c04ffba03b26ae427b0d6335d90a2a"'

stdout '"Origin":'
stdout '"VCS": "git"'
stdout '"Hash": "f213069baa68ec26412fb373c7cf6669db1f8e69"'
stdout '"Ref": "HEAD"'
stdout '"TagSum": "t1:47DEQpj8HBSa\+/TImW\+5JCeuQeRkm5NMpJWZG3hSuFU="'

go list -reuse=git-latest.json -m -json vcs-test.golang.org/git/issue61415.git@latest
stdout '"Version": "v0.0.0-20231114180001-f213069baa68"'
stdout '"Origin":'
stdout '"VCS": "git"'
stdout '"Hash": "f213069baa68ec26412fb373c7cf6669db1f8e69"'

        and:
        1 * timeStampInspector.timestampCanBeUsedToDetectFileChange(file.absolutePath, stat.lastModified) >> true
        1 * cache.getIfPresent(file.absolutePath) >> new FileInfo(oldHash, file.length(), 124)
        1 * target.hash(file) >> hash
        1 * cache.put(file.absolutePath, _) >> { String key, FileInfo fileInfo ->
            assert fileInfo.hash == hash
            assert fileInfo.length == stat.length

	return crc
}

// hashDeterministicBytes will return a deterministic (weak) hash for the map values.
// Trivial collisions are avoided, but this is by no means a strong hash.
func hashDeterministicBytes(m map[string][]byte) uint64 {
	crc := uint64(0x1bbc7e1dde654743)
	for k, v := range m {
		crc ^= (xxh3.HashString(k) ^ 0x4ee3bbaf7ab2506b) + (xxh3.Hash(v) ^ 0x8da4c8da66194257)
	}
	return crc