Function formatMatch

pkg/cmd/search/code/code.go:189–226

(t string, matches []search.Match, io *iostreams.IOStreams)

}

func formatMatch(t string, matches []search.Match, io *iostreams.IOStreams) []string {
	cs := io.ColorScheme()

	startIndices := map[int]struct{}{}
	endIndices := map[int]struct{}{}
	for _, m := range matches {
		if len(m.Indices) < 2 {
			continue
		}
		startIndices[m.Indices[0]] = struct{}{}
		endIndices[m.Indices[1]] = struct{}{}
	}

	var lines []string
	var b strings.Builder
	var found bool
	for i, c := range t {
		if c == '\n' {
			if found {
				lines = append(lines, b.String())
			}
			found = false
			b.Reset()
			continue
		}
		if _, ok := startIndices[i]; ok {
			b.WriteString(cs.HighlightStart())
			found = true
		} else if _, ok := endIndices[i]; ok {
			b.WriteString(cs.Reset())
		}
		b.WriteRune(c)
	}
	if found {
		lines = append(lines, b.String())
	}
	return lines
}