Function normalizeSpace

pkg/gitdiff/patch_identity.go:146–158

normalizeSpace trims leading and trailing whitespace from s and converts inner sequences of one or more whitespace characters to single spaces.

(s string)

// normalizeSpace trims leading and trailing whitespace from s and converts
// inner sequences of one or more whitespace characters to single spaces.
func normalizeSpace(s string) string {
	var sb strings.Builder
	for i := 0; i < len(s); i++ {
		c := s[i]
		if !isRFC5332Space(c) {
			if sb.Len() > 0 && isRFC5332Space(s[i-1]) {
				sb.WriteByte(' ')
			}
			sb.WriteByte(c)
		}
	}
	return sb.String()
}

func isRFC5332Space(c byte) bool {
	switch c {