A Go script generated gist.

go-gist-1.go

// Unicode constants
const (
  TAB     = 9
  SPACE   = 32
  NEWLINE = 10
)

func removeInitialNewline(content string) string {
  if content[0] == NEWLINE {
    content = content[1:]
  }
  return content
}

func replaceTabsWithSpaces(content string) string {
  var buffer bytes.Buffer
  for _, c := range content {
    if c == TAB {
      buffer.WriteRune(SPACE)
      buffer.WriteRune(SPACE)
    } else {
      buffer.WriteRune(c)
    }
  }
  return buffer.String()
}