bson/bson_types.go

119 lines
3.8 KiB
Go

// 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 bson
import (
"encoding/json"
"net/url"
"reflect"
"time"
"gitea.psichedelico.com/go/bson/x/bsonx/bsoncore"
)
// Type represents a BSON type.
type Type byte
// String returns the string representation of the BSON type's name.
func (bt Type) String() string {
return bsoncore.Type(bt).String()
}
// IsValid will return true if the Type is valid.
func (bt Type) IsValid() bool {
switch bt {
case TypeDouble, TypeString, TypeEmbeddedDocument, TypeArray, TypeBinary,
TypeUndefined, TypeObjectID, TypeBoolean, TypeDateTime, TypeNull, TypeRegex,
TypeDBPointer, TypeJavaScript, TypeSymbol, TypeCodeWithScope, TypeInt32,
TypeTimestamp, TypeInt64, TypeDecimal128, TypeMinKey, TypeMaxKey:
return true
default:
return false
}
}
// BSON element types as described in https://bsonspec.org/spec.html.
const (
TypeDouble Type = 0x01
TypeString Type = 0x02
TypeEmbeddedDocument Type = 0x03
TypeArray Type = 0x04
TypeBinary Type = 0x05
TypeUndefined Type = 0x06
TypeObjectID Type = 0x07
TypeBoolean Type = 0x08
TypeDateTime Type = 0x09
TypeNull Type = 0x0A
TypeRegex Type = 0x0B
TypeDBPointer Type = 0x0C
TypeJavaScript Type = 0x0D
TypeSymbol Type = 0x0E
TypeCodeWithScope Type = 0x0F
TypeInt32 Type = 0x10
TypeTimestamp Type = 0x11
TypeInt64 Type = 0x12
TypeDecimal128 Type = 0x13
TypeMaxKey Type = 0x7F
TypeMinKey Type = 0xFF
)
// BSON binary element subtypes as described in https://bsonspec.org/spec.html.
const (
TypeBinaryGeneric byte = 0x00
TypeBinaryFunction byte = 0x01
TypeBinaryBinaryOld byte = 0x02
TypeBinaryUUIDOld byte = 0x03
TypeBinaryUUID byte = 0x04
TypeBinaryMD5 byte = 0x05
TypeBinaryEncrypted byte = 0x06
TypeBinaryColumn byte = 0x07
TypeBinarySensitive byte = 0x08
TypeBinaryVector byte = 0x09
TypeBinaryUserDefined byte = 0x80
)
var tBool = reflect.TypeOf(false)
var tFloat64 = reflect.TypeOf(float64(0))
var tInt32 = reflect.TypeOf(int32(0))
var tInt64 = reflect.TypeOf(int64(0))
var tString = reflect.TypeOf("")
var tTime = reflect.TypeOf(time.Time{})
var tEmpty = reflect.TypeOf((*interface{})(nil)).Elem()
var tByteSlice = reflect.TypeOf([]byte(nil))
var tByte = reflect.TypeOf(byte(0x00))
var tURL = reflect.TypeOf(url.URL{})
var tJSONNumber = reflect.TypeOf(json.Number(""))
var tValueMarshaler = reflect.TypeOf((*ValueMarshaler)(nil)).Elem()
var tValueUnmarshaler = reflect.TypeOf((*ValueUnmarshaler)(nil)).Elem()
var tMarshaler = reflect.TypeOf((*Marshaler)(nil)).Elem()
var tUnmarshaler = reflect.TypeOf((*Unmarshaler)(nil)).Elem()
var tZeroer = reflect.TypeOf((*Zeroer)(nil)).Elem()
var tBinary = reflect.TypeOf(Binary{})
var tUndefined = reflect.TypeOf(Undefined{})
var tOID = reflect.TypeOf(ObjectID{})
var tDateTime = reflect.TypeOf(DateTime(0))
var tNull = reflect.TypeOf(Null{})
var tRegex = reflect.TypeOf(Regex{})
var tCodeWithScope = reflect.TypeOf(CodeWithScope{})
var tDBPointer = reflect.TypeOf(DBPointer{})
var tJavaScript = reflect.TypeOf(JavaScript(""))
var tSymbol = reflect.TypeOf(Symbol(""))
var tTimestamp = reflect.TypeOf(Timestamp{})
var tDecimal = reflect.TypeOf(Decimal128{})
var tVector = reflect.TypeOf(Vector{})
var tMinKey = reflect.TypeOf(MinKey{})
var tMaxKey = reflect.TypeOf(MaxKey{})
var tD = reflect.TypeOf(D{})
var tA = reflect.TypeOf(A{})
var tE = reflect.TypeOf(E{})
var tCoreDocument = reflect.TypeOf(bsoncore.Document{})
var tCoreArray = reflect.TypeOf(bsoncore.Array{})