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// Copyright (C) MongoDB, Inc. 2017-present.
//
// 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
package bsonoptions
// ByteSliceCodecOptions represents all possible options for byte slice encoding and decoding.
type ByteSliceCodecOptions struct {
EncodeNilAsEmpty *bool // Specifies if a nil byte slice should encode as an empty binary instead of null. Defaults to false.
}
// ByteSliceCodec creates a new *ByteSliceCodecOptions
func ByteSliceCodec() *ByteSliceCodecOptions {
return &ByteSliceCodecOptions{}
}
// SetEncodeNilAsEmpty specifies if a nil byte slice should encode as an empty binary instead of null. Defaults to false.
func (bs *ByteSliceCodecOptions) SetEncodeNilAsEmpty(b bool) *ByteSliceCodecOptions {
bs.EncodeNilAsEmpty = &b
return bs
}
// MergeByteSliceCodecOptions combines the given *ByteSliceCodecOptions into a single *ByteSliceCodecOptions in a last one wins fashion.
func MergeByteSliceCodecOptions(opts ...*ByteSliceCodecOptions) *ByteSliceCodecOptions {
bs := ByteSliceCodec()
for _, opt := range opts {
if opt == nil {
continue
}
if opt.EncodeNilAsEmpty != nil {
bs.EncodeNilAsEmpty = opt.EncodeNilAsEmpty
}
}
return bs
}
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