58 lines
1.5 KiB
Go
58 lines
1.5 KiB
Go
// Copyright The envconfig Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package envconfig
|
|
|
|
import (
|
|
"encoding/base64"
|
|
"encoding/hex"
|
|
"strings"
|
|
)
|
|
|
|
// Base64Bytes is a slice of bytes where the information is base64-encoded in
|
|
// the environment variable.
|
|
type Base64Bytes []byte
|
|
|
|
// EnvDecode implements env.Decoder.
|
|
func (b *Base64Bytes) EnvDecode(val string) error {
|
|
val = strings.ReplaceAll(val, "+", "-")
|
|
val = strings.ReplaceAll(val, "/", "_")
|
|
val = strings.TrimRight(val, "=")
|
|
|
|
var err error
|
|
*b, err = base64.RawURLEncoding.DecodeString(val)
|
|
return err
|
|
}
|
|
|
|
// Bytes returns the underlying bytes.
|
|
func (b Base64Bytes) Bytes() []byte {
|
|
return []byte(b)
|
|
}
|
|
|
|
// HexBytes is a slice of bytes where the information is hex-encoded in the
|
|
// environment variable.
|
|
type HexBytes []byte
|
|
|
|
// EnvDecode implements env.Decoder.
|
|
func (b *HexBytes) EnvDecode(val string) error {
|
|
var err error
|
|
*b, err = hex.DecodeString(val)
|
|
return err
|
|
}
|
|
|
|
// Bytes returns the underlying bytes.
|
|
func (b HexBytes) Bytes() []byte {
|
|
return []byte(b)
|
|
}
|