diff options
Diffstat (limited to 'vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go')
| -rw-r--r-- | vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go | 92 |
1 files changed, 84 insertions, 8 deletions
diff --git a/vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go b/vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go index f936ba183..66da17ee0 100644 --- a/vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go +++ b/vendor/go.mongodb.org/mongo-driver/bson/unmarshal.go @@ -14,18 +14,26 @@ import ( "go.mongodb.org/mongo-driver/bson/bsontype" ) -// Unmarshaler is an interface implemented by types that can unmarshal a BSON -// document representation of themselves. The BSON bytes can be assumed to be -// valid. UnmarshalBSON must copy the BSON bytes if it wishes to retain the data -// after returning. +// Unmarshaler is the interface implemented by types that can unmarshal a BSON +// document representation of themselves. The input can be assumed to be a valid +// encoding of a BSON document. UnmarshalBSON must copy the JSON data if it +// wishes to retain the data after returning. +// +// Unmarshaler is only used to unmarshal full BSON documents. To create custom +// BSON unmarshaling behavior for individual values in a BSON document, +// implement the ValueUnmarshaler interface instead. type Unmarshaler interface { UnmarshalBSON([]byte) error } -// ValueUnmarshaler is an interface implemented by types that can unmarshal a -// BSON value representation of themselves. The BSON bytes and type can be -// assumed to be valid. UnmarshalBSONValue must copy the BSON value bytes if it -// wishes to retain the data after returning. +// ValueUnmarshaler is the interface implemented by types that can unmarshal a +// BSON value representation of themselves. The input can be assumed to be a +// valid encoding of a BSON value. UnmarshalBSONValue must copy the BSON value +// bytes if it wishes to retain the data after returning. +// +// ValueUnmarshaler is only used to unmarshal individual values in a BSON +// document. To create custom BSON unmarshaling behavior for an entire BSON +// document, implement the Unmarshaler interface instead. type ValueUnmarshaler interface { UnmarshalBSONValue(bsontype.Type, []byte) error } @@ -40,6 +48,16 @@ func Unmarshal(data []byte, val interface{}) error { // UnmarshalWithRegistry parses the BSON-encoded data using Registry r and // stores the result in the value pointed to by val. If val is nil or not // a pointer, UnmarshalWithRegistry returns InvalidUnmarshalError. +// +// Deprecated: Use [NewDecoder] and specify the Registry by calling [Decoder.SetRegistry] instead: +// +// dec, err := bson.NewDecoder(bsonrw.NewBSONDocumentReader(data)) +// if err != nil { +// panic(err) +// } +// dec.SetRegistry(reg) +// +// See [Decoder] for more examples. func UnmarshalWithRegistry(r *bsoncodec.Registry, data []byte, val interface{}) error { vr := bsonrw.NewBSONDocumentReader(data) return unmarshalFromReader(bsoncodec.DecodeContext{Registry: r}, vr, val) @@ -48,11 +66,40 @@ func UnmarshalWithRegistry(r *bsoncodec.Registry, data []byte, val interface{}) // UnmarshalWithContext parses the BSON-encoded data using DecodeContext dc and // stores the result in the value pointed to by val. If val is nil or not // a pointer, UnmarshalWithRegistry returns InvalidUnmarshalError. +// +// Deprecated: Use [NewDecoder] and use the Decoder configuration methods to set the desired unmarshal +// behavior instead: +// +// dec, err := bson.NewDecoder(bsonrw.NewBSONDocumentReader(data)) +// if err != nil { +// panic(err) +// } +// dec.DefaultDocumentM() +// +// See [Decoder] for more examples. func UnmarshalWithContext(dc bsoncodec.DecodeContext, data []byte, val interface{}) error { vr := bsonrw.NewBSONDocumentReader(data) return unmarshalFromReader(dc, vr, val) } +// UnmarshalValue parses the BSON value of type t with bson.DefaultRegistry and +// stores the result in the value pointed to by val. If val is nil or not a pointer, +// UnmarshalValue returns an error. +func UnmarshalValue(t bsontype.Type, data []byte, val interface{}) error { + return UnmarshalValueWithRegistry(DefaultRegistry, t, data, val) +} + +// UnmarshalValueWithRegistry parses the BSON value of type t with registry r and +// stores the result in the value pointed to by val. If val is nil or not a pointer, +// UnmarshalValue returns an error. +// +// Deprecated: Using a custom registry to unmarshal individual BSON values will not be supported in +// Go Driver 2.0. +func UnmarshalValueWithRegistry(r *bsoncodec.Registry, t bsontype.Type, data []byte, val interface{}) error { + vr := bsonrw.NewBSONValueReader(t, data) + return unmarshalFromReader(bsoncodec.DecodeContext{Registry: r}, vr, val) +} + // UnmarshalExtJSON parses the extended JSON-encoded data and stores the result // in the value pointed to by val. If val is nil or not a pointer, Unmarshal // returns InvalidUnmarshalError. @@ -63,6 +110,20 @@ func UnmarshalExtJSON(data []byte, canonical bool, val interface{}) error { // UnmarshalExtJSONWithRegistry parses the extended JSON-encoded data using // Registry r and stores the result in the value pointed to by val. If val is // nil or not a pointer, UnmarshalWithRegistry returns InvalidUnmarshalError. +// +// Deprecated: Use [NewDecoder] and specify the Registry by calling [Decoder.SetRegistry] instead: +// +// vr, err := bsonrw.NewExtJSONValueReader(bytes.NewReader(data), true) +// if err != nil { +// panic(err) +// } +// dec, err := bson.NewDecoder(vr) +// if err != nil { +// panic(err) +// } +// dec.SetRegistry(reg) +// +// See [Decoder] for more examples. func UnmarshalExtJSONWithRegistry(r *bsoncodec.Registry, data []byte, canonical bool, val interface{}) error { ejvr, err := bsonrw.NewExtJSONValueReader(bytes.NewReader(data), canonical) if err != nil { @@ -75,6 +136,21 @@ func UnmarshalExtJSONWithRegistry(r *bsoncodec.Registry, data []byte, canonical // UnmarshalExtJSONWithContext parses the extended JSON-encoded data using // DecodeContext dc and stores the result in the value pointed to by val. If val is // nil or not a pointer, UnmarshalWithRegistry returns InvalidUnmarshalError. +// +// Deprecated: Use [NewDecoder] and use the Decoder configuration methods to set the desired unmarshal +// behavior instead: +// +// vr, err := bsonrw.NewExtJSONValueReader(bytes.NewReader(data), true) +// if err != nil { +// panic(err) +// } +// dec, err := bson.NewDecoder(vr) +// if err != nil { +// panic(err) +// } +// dec.DefaultDocumentM() +// +// See [Decoder] for more examples. func UnmarshalExtJSONWithContext(dc bsoncodec.DecodeContext, data []byte, canonical bool, val interface{}) error { ejvr, err := bsonrw.NewExtJSONValueReader(bytes.NewReader(data), canonical) if err != nil { |