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gitea/vendor/github.com/shurcooL/vfsgen/stringwriter.go

28 lines
580 B

package vfsgen
import (
"io"
)
// stringWriter writes given bytes to underlying io.Writer as a Go interpreted string literal value,
// not including double quotes. It tracks the total number of bytes written.
type stringWriter struct {
io.Writer
N int64 // Total bytes written.
}
func (sw *stringWriter) Write(p []byte) (n int, err error) {
const hex = "0123456789abcdef"
buf := []byte{'\\', 'x', 0, 0}
for _, b := range p {
buf[2], buf[3] = hex[b/16], hex[b%16]
_, err = sw.Writer.Write(buf)
if err != nil {
return n, err
}
n++
sw.N++
}
return n, nil
}