tail-reader

The reader that reads from the tail of the file line by line.

When to use

ex) periodically access the log file and read only newly added

Usage

bufferSize := 1024
reader, err := tailreader.New(file, bufferSize)
if err != nil {
    // handle error
    ...
}
defer reader.Close()

for reader.HasNext() {
	line, _ := reader.Read()
	fmt.Println(line)
}

// if file content is below:
//  aaa
//  bbb
//  ccc
//
// then this code prints below:
//  ccc
//  bbb
//  aaa