//	prefix := "config/iam/users/"
//	suffix := "config.json"
//	result is foo
func extractPathPrefixAndSuffix(s string, prefix string, suffix string) string {
	return pathClean(strings.TrimSuffix(strings.TrimPrefix(s, prefix), suffix))
}

// IAMEtcdStore implements IAMStorageAPI
type IAMEtcdStore struct {
	sync.RWMutex

	*iamCache

	usersSysType UsersSysType

	client *etcd.Client
}

			Skip: true,
		}, nil
	}
	if strings.HasPrefix(envEntry, "#") {
		// Skip commented lines
		return envKV{
			Skip: true,
		}, nil
	}
	envTokens := strings.SplitN(strings.TrimSpace(strings.TrimPrefix(envEntry, "export")), config.EnvSeparator, 2)
	if len(envTokens) != 2 {
		return envKV{}, fmt.Errorf("envEntry malformed; %s, expected to be of form 'KEY=value'", envEntry)
	}

	key := envTokens[0]

// converted to snake-case (by replaced '/' and '-' with '_') and prefixed with
// `minio_`.
func (cp collectorPath) metricPrefix() string {
	s := strings.TrimPrefix(string(cp), SlashSeparator)
	s = strings.ReplaceAll(s, SlashSeparator, "_")
	s = strings.ReplaceAll(s, "-", "_")
	return "minio_" + s
}

// isDescendantOf returns true if it is a descendant of (or the same as)

		withEtcdBackend:       withEtcdBackend,
	}
}

func (s *TestSuiteIAM) iamSetup(c *check) {
	var err error
	// strip url scheme from endpoint
	s.endpoint = strings.TrimPrefix(s.endPoint, "http://")
	if s.secure {
		s.endpoint = strings.TrimPrefix(s.endPoint, "https://")
	}

	s.adm, err = madmin.New(s.endpoint, s.accessKey, s.secretKey, s.secure)
	if err != nil {
		c.Fatalf("error creating admin client: %v", err)
	}

func TrimFunc(s []byte, f func(r rune) bool) []byte {
	return TrimRightFunc(TrimLeftFunc(s, f), f)
}

// TrimPrefix returns s without the provided leading prefix string.
// If s doesn't start with prefix, s is returned unchanged.
func TrimPrefix(s, prefix []byte) []byte {
	if HasPrefix(s, prefix) {
		return s[len(prefix):]
	}
	return s
}

		}
		return ""
	}
	defer helmInfoFile.Close()
	scanner := bufio.NewScanner(helmInfoFile)
	for scanner.Scan() {
		if strings.Contains(scanner.Text(), "chart=") {
			helmChartVersion := strings.TrimPrefix(scanner.Text(), "chart=")
			// remove quotes from the chart version
			return strings.Trim(helmChartVersion, `"`)
		}
	}

	return ""
}

		case equals(k, VersionPurgeStatusKey):
			d.VersionPurgeStatusInternal = v
			d.PurgeTargets = versionPurgeStatusesMap(v)
		case strings.HasPrefix(k, ReservedMetadataPrefixLower+ReplicationReset):
			arn := strings.TrimPrefix(k, fmt.Sprintf("%s-", ReservedMetadataPrefixLower+ReplicationReset))
			if d.ResetStatusesMap == nil {
				d.ResetStatusesMap = make(map[string]string, 1)
			}
			d.ResetStatusesMap[arn] = v
		}
	}
	return d

	"sync"

	"github.com/minio/minio/internal/hash/sha256"
	xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/tinylib/msgp/msgp"
)

//go:generate stringer -type=HandlerID -output=handlers_string.go -trimprefix=Handler msg.go $GOFILE

// HandlerID is a handler identifier.
// It is used to determine request routing on the server.
// Handlers can be registered with a static subroute.

    /**
     * プレフィックスを削ります。
     *
     * @param text
     *            テキスト
     * @param prefix
     *            プレフィックス
     * @return 結果の文字列
     */
    public static final String trimPrefix(final String text, final String prefix) {
        if (text == null) {
            return null;
        }
        if (prefix == null) {
            return text;
        }
        if (text.startsWith(prefix)) {

		r.Method == http.MethodPut && strings.Contains(r.Header.Get(xhttp.ContentEncoding), streamingContentEncoding)
}

// Authorization type.
//
//go:generate stringer -type=authType -trimprefix=authType $GOFILE
type authType int

// List of all supported auth types.
const (
	authTypeUnknown authType = iota
	authTypeAnonymous
	authTypePresigned
	authTypePresignedV2
	authTypePostPolicy