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39 lines
1.3 KiB
39 lines
1.3 KiB
// Copyright (C) MongoDB, Inc. 2017-present.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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package bsonoptions
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// ByteSliceCodecOptions represents all possible options for byte slice encoding and decoding.
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type ByteSliceCodecOptions struct {
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EncodeNilAsEmpty *bool // Specifies if a nil byte slice should encode as an empty binary instead of null. Defaults to false.
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}
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// ByteSliceCodec creates a new *ByteSliceCodecOptions
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func ByteSliceCodec() *ByteSliceCodecOptions {
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return &ByteSliceCodecOptions{}
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}
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// SetEncodeNilAsEmpty specifies if a nil byte slice should encode as an empty binary instead of null. Defaults to false.
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func (bs *ByteSliceCodecOptions) SetEncodeNilAsEmpty(b bool) *ByteSliceCodecOptions {
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bs.EncodeNilAsEmpty = &b
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return bs
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}
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// MergeByteSliceCodecOptions combines the given *ByteSliceCodecOptions into a single *ByteSliceCodecOptions in a last one wins fashion.
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func MergeByteSliceCodecOptions(opts ...*ByteSliceCodecOptions) *ByteSliceCodecOptions {
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bs := ByteSliceCodec()
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for _, opt := range opts {
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if opt == nil {
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continue
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}
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if opt.EncodeNilAsEmpty != nil {
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bs.EncodeNilAsEmpty = opt.EncodeNilAsEmpty
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}
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}
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return bs
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}
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