Adaptor pattern in Go

storage.go

package main

import "fmt"


type StorageAdaptor interface {
    Save(string)
    Delete(string)
}

type StorageAdaptorLocal struct {
    Location string
}

func (StorageAdaptorLocal) Save(path string) {
    fmt.Println("saving to local file system")
}

func (StorageAdaptorLocal) Delete(path string) {
    fmt.Println("deleting from local file system")
}


type StorageAdaptorS3 struct {
    AccessKey string
    SecretAccessKey string
    Bucket string
}

func (StorageAdaptorS3) Save(path string) {
    fmt.Println("saving to S3")
}

func (StorageAdaptorS3) Delete(path string) {
    fmt.Println("deleting from S3")
}


var store StorageAdaptor

func main() {
    //store = StorageAdaptorLocal{Location: "/uploads"}
    store = StorageAdaptorS3{AccessKey: "x", SecretAccessKey: "x", Bucket: "x"}
    store.Save("file.go")
}