Digest mozzila implementation in golang

Digest-Go.go

package main

import (
	"crypto/sha256"
	"encoding/hex"
	"fmt"

	"github.com/armortal/webcrypto-go"
	"github.com/armortal/webcrypto-go/algorithms/sha"
	"github.com/opencontainers/go-digest"
)

func main() {
	// Implementation of https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest in golang
	// Sample values for demonstration
	data := "data"

	// Creating the digest using default function from golang
	result := defaultDigest(data)
	fmt.Println("Default Digest:", result)

	// Creating the digest with webcrypto-go
	result, err := webcryptoDigest(data)
	if err != nil {
		panic(err)
	}
	fmt.Println("WebCrypto Digest:", result)

	// Creating the digest with go-digest
	result = goDigest(data)
	fmt.Println("Go-digest Digest:", result)

	// summary: every one of them resulting the same result
}

func defaultDigest(data string) string {
	hash := sha256.Sum256([]byte(data))
	return hex.EncodeToString(hash[:])
}

func webcryptoDigest(data string) (string, error) {
	hash, err := webcrypto.Subtle().Digest(
		&sha.Algorithm{
			Name: "SHA-256",
		}, []byte(data),
	)
	if err != nil {
		return "", err
	}
	return fmt.Sprintf("%x", hash), nil
}

func goDigest(data string) string {
	return digest.FromBytes([]byte(data)).String()
}