Function printFileLine

internal/bisect/bisect.go:399–407

printFileLine prints a non-marker-only report for file:line to w.

(w Writer, h uint64, file string, line int)

// printFileLine prints a non-marker-only report for file:line to w.
func printFileLine(w Writer, h uint64, file string, line int) error {
	const markerLen = 40 // overestimate
	b := make([]byte, 0, markerLen+len(file)+24)
	b = AppendMarker(b, h)
	b = appendFileLine(b, file, line)
	b = append(b, '\n')
	_, err := w.Write(b)
	return err
}

// appendFileLine appends file:line to dst, returning the extended slice.
func appendFileLine(dst []byte, file string, line int) []byte {