throw new IllegalStateException("Dumb terminal detected.\nThis tool requires real terminal to work!\n"
                        + "Note: On Windows Jansi or JNA library must be included in classpath.");
            } else if (OSUtils.IS_WINDOWS) {
                config = new ConsolePrompt.UiConfig(">", "( )", "(x)", "( )");
            } else {

      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-simple</artifactId>
      <optional>true</optional>
    </dependency>
    <dependency>
      <groupId>org.jline</groupId>
      <artifactId>jansi-core</artifactId>
    </dependency>

    <dependency>
      <groupId>javax.inject</groupId>
      <artifactId>javax.inject</artifactId>
      <scope>provided</scope>
    </dependency>
    <dependency>

    assertThat("Thursday, 01-Jan-70 00:00:00 GMT".toHttpDateOrNull()!!.time).isEqualTo(0L)
    assertThat("Friday, 06-Jun-14 12:30:30 GMT".toHttpDateOrNull()!!.time).isEqualTo(1402057830000L)

    // ANSI C's asctime(): should use GMT, not platform default.
    assertThat("Thu Jan 1 00:00:00 1970".toHttpDateOrNull()!!.time).isEqualTo(0L)
    assertThat("Fri Jun 6 12:30:30 2014".toHttpDateOrNull()!!.time).isEqualTo(1402057830000L)
  }

func colorizeUpdateMessage(updateString string, newerThan string) string {
	msgLine1Fmt := " You are running an older version of MinIO released %s "
	msgLine2Fmt := " Update: %s "

	// Calculate length *without* color coding: with ANSI terminal
	// color characters, the result is incorrect.
	line1Length := len(fmt.Sprintf(msgLine1Fmt, newerThan))
	line2Length := len(fmt.Sprintf(msgLine2Fmt, updateString))

	// Populate lines with color coding.

package logger

import (
	"context"
	"errors"
	"fmt"
	"net/http"
	"regexp"
	"runtime"

	"github.com/minio/minio/internal/color"
)

var ansiRE = regexp.MustCompile("(\x1b[^m]*m)")

// Print ANSI Control escape
func ansiEscape(format string, args ...interface{}) {
	Esc := "\x1b"
	fmt.Printf("%s%s", Esc, fmt.Sprintf(format, args...))
}

func ansiMoveRight(n int) {
	if runtime.GOOS == "windows" {
		return

package color

import (
	"fmt"

	"github.com/fatih/color"
)

// global colors.
var (
	// Check if we stderr, stdout are dumb terminals, we do not apply
	// ansi coloring on dumb terminals.
	IsTerminal = func() bool {
		return !color.NoColor
	}

	Bold = func() func(format string, a ...interface{}) string {
		if IsTerminal() {
			return color.New(color.Bold).SprintfFunc()

    // RFC 822, updated by RFC 1123 with any TZ.
    "EEE, dd MMM yyyy HH:mm:ss zzz",
    // RFC 850, obsoleted by RFC 1036 with any TZ.
    "EEEE, dd-MMM-yy HH:mm:ss zzz",
    // ANSI C's asctime() format
    "EEE MMM d HH:mm:ss yyyy",
    // Alternative formats:
    "EEE, dd-MMM-yyyy HH:mm:ss z",
    "EEE, dd-MMM-yyyy HH-mm-ss z",
    "EEE, dd MMM yy HH:mm:ss z",
    "EEE dd-MMM-yyyy HH:mm:ss z",

        return style(style).a(message).resetStyle();
    }

    MessageBuilder style(String style);

    MessageBuilder resetStyle();

    //
    // message building methods modelled after Ansi methods
    //

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs);

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs, int start, int end);

        byte[] p24 = new byte[24];
        System.arraycopy(passwordHash, 0, p21, 0, 16);
        NtlmUtil.E(p21, challenge, p24);
        return p24;
    }


    /**
     * Generate the ANSI DES hash for the password associated with these credentials.
     * 
     * @param tc
     * @param password
     * @param challenge
     * @return the calculated response
     * @throws GeneralSecurityException

	// of splitting error text and always pretty printing the
	// red banner along with the error message. Since the error
	// message itself contains some colored text, we needed
	// to use some ANSI control escapes to cursor color state
	// and freely move in the screen.
	for _, line := range strings.Split(errMsg, "\n") {
		if len(line) == 0 {
			// No more text to print, just quit.
			break
		}