util.go
func resolveDir(path string) (string, string, string) {
	dir := path
	for dir != "" && dir != "/" && dir != "." {
		port := ""
		i, j := strings.LastIndex(dir, ":"), strings.LastIndex(dir, "/")
		if i != -1 && i > j {
			port = dir[i+1:]
			dir = dir[:i]
		}

		if mode(dir)&os.ModeDir != 0 {
			rest := strings.TrimPrefix(strings.TrimPrefix(strings.TrimPrefix(path, dir), ":"+port), "/")
			return dir, port, rest
		}

		if j != -1 {
			dir = dir[:j]
		} else {
			dir = ""
		}
	}

	return path, "", ""
}
func resolveDir(path string) (string, string, string) {
	dir := path
	for dir != "" && dir != "/" && dir != "." {
		port := ""
		i, j := strings.LastIndex(dir, ":"), strings.LastIndex(dir, "/")
		if i != -1 && i > j {
			port = dir[i+1:]
			dir = dir[:i]
		}

		if mode(dir)&os.ModeDir != 0 {
			rest := strings.TrimPrefix(strings.TrimPrefix(strings.TrimPrefix(path, dir), ":"+port), "/")
			return dir, port, rest
		}

		if j != -1 {
			dir = dir[:j]
		} else {
			dir = ""
		}
	}

	return path, "", ""
}
func resolveDir ( path string ) ( string , string , string ) { dir := path for dir != " " && dir != " " && dir != " " { port := " " i , j := strings . LastIndex ( dir , " " ) , strings . LastIndex ( dir , " " ) if i != - 1 && i > j { port = dir [ i + 1 : ] dir = dir [ : i ] } if mode ( dir ) & os . ModeDir != 0 { rest := strings . TrimPrefix ( strings . TrimPrefix ( strings . TrimPrefix ( path , dir ) , " " + port ) , " " ) return dir , port , rest } if j != - 1 { dir = dir [ : j ] } else { dir = " " } } return path , " " , " " }
// resolveDir resolves a directory with a :port list.
//
// Used for PostgreSQL DSNs.
resolveDir resolves a directory with a : port list . Used for PostgreSQL DSNs .