Golang helpers

helpers.go

// GetBytes accepts any object (interface{]}) and returns its json encoded byte array
func GetBytes(key interface{}) ([]byte) {
    var buf bytes.Buffer
    enc := json.NewEncoder(&buf)
    err := enc.Encode(key)
    if err != nil {
        return []byte("")
    }
    return buf.Bytes()
}

// GetBytes accepts any object (interface{]}) and returns its json encoded string
func GetString(key interface{}) string {
  return string(GetBytes(key)[:])
}