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51 lines
1.5 KiB
51 lines
1.5 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 bsonx |
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import ( |
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"fmt" |
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"go.mongodb.org/mongo-driver/bson/bsontype" |
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) |
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// ElementTypeError specifies that a method to obtain a BSON value an incorrect type was called on a bson.Value. |
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// |
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// TODO: rename this ValueTypeError. |
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type ElementTypeError struct { |
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Method string |
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Type bsontype.Type |
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} |
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// Error implements the error interface. |
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func (ete ElementTypeError) Error() string { |
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return "Call of " + ete.Method + " on " + ete.Type.String() + " type" |
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} |
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// Elem represents a BSON element. |
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// |
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// NOTE: Element cannot be the value of a map nor a property of a struct without special handling. |
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// The default encoders and decoders will not process Element correctly. To do so would require |
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// information loss since an Element contains a key, but the keys used when encoding a struct are |
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// the struct field names. Instead of using an Element, use a Value as a value in a map or a |
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// property of a struct. |
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type Elem struct { |
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Key string |
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Value Val |
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} |
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// Equal compares e and e2 and returns true if they are equal. |
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func (e Elem) Equal(e2 Elem) bool { |
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if e.Key != e2.Key { |
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return false |
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} |
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return e.Value.Equal(e2.Value) |
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} |
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func (e Elem) String() string { |
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// TODO(GODRIVER-612): When bsoncore has appenders for extended JSON use that here. |
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return fmt.Sprintf(`bson.Element{"%s": %v}`, e.Key, e.Value) |
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}
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