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
	}

// depending on input, additionally also handles situations such as
// `//` are normalized as `/`, also removes any `/` prefix before
// returning.
func unescapeGeneric(p string, escapeFn func(string) (string, error)) (string, error) {
	ep, err := escapeFn(p)
	if err != nil {
		return "", err
	}
	return trimLeadingSlash(ep), nil
}

// unescapePath is similar to unescapeGeneric but for specifically
// path unescaping.