37 lines
702 B
Go
37 lines
702 B
Go
|
package raft
|
||
|
|
|
||
|
|
import (
|
||
|
|
"io"
|
||
|
|
|
||
|
|
"sourcecode.social/reiver/go-erorr"
|
||
|
|
)
|
||
|
|
|
||
|
|
// writeHeader writes the header of a RAFT file.
|
||
|
|
//
|
||
|
|
// It writes:
|
||
|
|
//
|
||
|
|
// "RAFT/1\n\n"
|
||
|
|
//
|
||
|
|
// Technically, the 2nd "\n" isn't necessary.
|
||
|
|
// Technically, this is all that is necessary is "RAFT/1\n"
|
||
|
|
//
|
||
|
|
// The 2nd "\n" is added to make the resulting RAFT file easier to read (if a person was to look at it and try to read it).
|
||
|
|
func writeHeader(writer io.Writer) error {
|
||
|
|
|
||
|
|
if nil == writer {
|
||
|
|
return errNilWriter
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
var header string = "RAFT/1" + eoleol
|
||
|
|
|
||
|
|
err := writeString(writer, header)
|
||
|
|
if nil != err {
|
||
|
|
return erorr.Errorf("raft: problem writing first 2 lines of raft file — %q: %w", header, err)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|