mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-22 04:23:25 +02:00
46 lines
854 B
Go
46 lines
854 B
Go
|
package vfsgen
|
||
|
|
||
|
import "io"
|
||
|
|
||
|
// commentWriter writes a Go comment to the underlying io.Writer,
|
||
|
// using line comment form (//).
|
||
|
type commentWriter struct {
|
||
|
W io.Writer
|
||
|
wroteSlashes bool // Wrote "//" at the beginning of the current line.
|
||
|
}
|
||
|
|
||
|
func (c *commentWriter) Write(p []byte) (int, error) {
|
||
|
var n int
|
||
|
for i, b := range p {
|
||
|
if !c.wroteSlashes {
|
||
|
s := "//"
|
||
|
if b != '\n' {
|
||
|
s = "// "
|
||
|
}
|
||
|
if _, err := io.WriteString(c.W, s); err != nil {
|
||
|
return n, err
|
||
|
}
|
||
|
c.wroteSlashes = true
|
||
|
}
|
||
|
n0, err := c.W.Write(p[i : i+1])
|
||
|
n += n0
|
||
|
if err != nil {
|
||
|
return n, err
|
||
|
}
|
||
|
if b == '\n' {
|
||
|
c.wroteSlashes = false
|
||
|
}
|
||
|
}
|
||
|
return len(p), nil
|
||
|
}
|
||
|
|
||
|
func (c *commentWriter) Close() error {
|
||
|
if !c.wroteSlashes {
|
||
|
if _, err := io.WriteString(c.W, "//"); err != nil {
|
||
|
return err
|
||
|
}
|
||
|
c.wroteSlashes = true
|
||
|
}
|
||
|
return nil
|
||
|
}
|