Function firstLine

pkg/compose/plugins.go:325–331

firstLine returns the first line of s, stripping any trailing newlines.

(s string)

// firstLine returns the first line of s, stripping any trailing newlines.
func firstLine(s string) string {
	s = strings.TrimRight(s, "\n")
	if before, _, ok := strings.Cut(s, "\n"); ok {
		return before
	}
	return s
}