github.com/lmars/docker@v1.6.0-rc2/pkg/urlutil/url.go (about) 1 package urlutil 2 3 import "strings" 4 5 var validUrlPrefixes = []string{ 6 "http://", 7 "https://", 8 } 9 10 // IsURL returns true if the provided str is a valid URL by doing 11 // a simple change for the transport of the url. 12 func IsURL(str string) bool { 13 for _, prefix := range validUrlPrefixes { 14 if strings.HasPrefix(str, prefix) { 15 return true 16 } 17 } 18 return false 19 }