S.Solodyagin
24 lines
404 B
Go
24 lines
404 B
Go
package remote
|
|
|
|
import (
|
|
"errors"
|
|
"strings"
|
|
)
|
|
|
|
var (
|
|
ErrNoScheme = errors.New("no scheme")
|
|
ErrEmptyURL = errors.New("URL cannot be empty")
|
|
)
|
|
|
|
// schemeFromURL возвращает схему из строки URL.
|
|
func schemeFromURL(url string) (string, error) {
|
|
if url == "" {
|
|
return "", ErrEmptyURL
|
|
}
|
|
i := strings.Index(url, ":")
|
|
if i < 1 {
|
|
return "", ErrNoScheme
|
|
}
|
|
return url[:i], nil
|
|
}
|