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Return ed25519 key types from their parse functions #324

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Return ed25519 key types from their parse functions #324

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5 changes: 2 additions & 3 deletions ed25519_utils.go
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
package jwt

import (
"crypto"
"crypto/ed25519"
"crypto/x509"
"encoding/pem"
Expand All @@ -14,7 +13,7 @@ var (
)

// ParseEdPrivateKeyFromPEM parses a PEM-encoded Edwards curve private key
func ParseEdPrivateKeyFromPEM(key []byte) (crypto.PrivateKey, error) {
func ParseEdPrivateKeyFromPEM(key []byte) (ed25519.PrivateKey, error) {
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@mfridman mfridman Jul 20, 2023

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Given these are public functions, and the underlying types are different, I think this would be a breaking change.

We avoid breaking changes in major versions.

I do agree having parity would be nice, but not at the expense of introducing an incompatible change.

var err error

// Parse PEM block
Expand All @@ -39,7 +38,7 @@ func ParseEdPrivateKeyFromPEM(key []byte) (crypto.PrivateKey, error) {
}

// ParseEdPublicKeyFromPEM parses a PEM-encoded Edwards curve public key
func ParseEdPublicKeyFromPEM(key []byte) (crypto.PublicKey, error) {
func ParseEdPublicKeyFromPEM(key []byte) (ed25519.PublicKey, error) {
var err error

// Parse PEM block
Expand Down