Function firstLine

internal/cmdhelp/json.go:504–509

firstLine returns the first line of s with surrounding whitespace trimmed. Useful for collapsing a multi-line Long string into a Summary.

(s string)

// firstLine returns the first line of s with surrounding whitespace
// trimmed. Useful for collapsing a multi-line Long string into a Summary.
func firstLine(s string) string {
	if i := strings.IndexByte(s, '\n'); i >= 0 {
		return strings.TrimSpace(s[:i])
	}
	return strings.TrimSpace(s)
}

// stripCommentIndex returns the position of an unquoted `#` that begins
// a same-line comment in s, or -1 if no such comment exists. Comments