1package vfsgen
 2
 3import (
 4	"io"
 5)
 6
 7// stringWriter writes given bytes to underlying io.Writer as a Go interpreted string literal value,
 8// not including double quotes. It tracks the total number of bytes written.
 9type stringWriter struct {
10	io.Writer
11	N int64 // Total bytes written.
12}
13
14func (sw *stringWriter) Write(p []byte) (n int, err error) {
15	const hex = "0123456789abcdef"
16	buf := []byte{'\\', 'x', 0, 0}
17	for _, b := range p {
18		buf[2], buf[3] = hex[b/16], hex[b%16]
19		_, err = sw.Writer.Write(buf)
20		if err != nil {
21			return n, err
22		}
23		n++
24		sw.N++
25	}
26	return n, nil
27}