variant

package
v0.1.67 Latest Latest
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 Go to latest Published: May 22, 2024 License: LGPL-2.1 Imports: 9 Imported by: 4

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrNotVariant  = errors.New("gap: not variant")          // 非可变类型
	ErrNotDeclared = errors.New("gap: variant not declared") // 类型未注册
)

Functions

This section is empty.

Types

type Array 

type Array []Variant

Array 数组

func MakeArray 

func MakeArray[T any](arr []T) (Array, error)

MakeArray 创建可变类型array

func (Array) Indirect 

func (v Array) Indirect() any

Indirect 原始值

func (Array) Read 

func (v Array) Read(p []byte) (int, error)

Read implements io.Reader

func (Array) Size 

func (v Array) Size() int

Size 大小

func (Array) TypeId added in v0.1.57 

func (Array) TypeId() TypeId

TypeId 类型

func (*Array) Write 

func (v *Array) Write(p []byte) (int, error)

Write implements io.Writer

type Bool 

type Bool bool

Bool builtin bool

func (Bool) Indirect 

func (v Bool) Indirect() any

Indirect 原始值

func (Bool) Read 

func (v Bool) Read(p []byte) (int, error)

Read implements io.Reader

func (Bool) Size 

func (Bool) Size() int

Size 大小

func (Bool) TypeId added in v0.1.57 

func (Bool) TypeId() TypeId

TypeId 类型

func (*Bool) Write 

func (v *Bool) Write(p []byte) (int, error)

Write implements io.Writer

type Byte 

type Byte byte

Byte builtin byte

func (Byte) Indirect 

func (v Byte) Indirect() any

Indirect 原始值

func (Byte) Read 

func (v Byte) Read(p []byte) (int, error)

Read implements io.Reader

func (Byte) Size 

func (Byte) Size() int

Size 大小

func (Byte) TypeId added in v0.1.57 

func (Byte) TypeId() TypeId

TypeId 类型

func (*Byte) Write 

func (v *Byte) Write(p []byte) (int, error)

Write implements io.Writer

type Bytes 

type Bytes []byte

Bytes bytes

func (Bytes) Indirect 

func (v Bytes) Indirect() any

Indirect 原始值

func (Bytes) Read 

func (v Bytes) Read(p []byte) (int, error)

Read implements io.Reader

func (Bytes) Size 

func (v Bytes) Size() int

Size 大小

func (Bytes) TypeId added in v0.1.57 

func (Bytes) TypeId() TypeId

TypeId 类型

func (*Bytes) Write 

func (v *Bytes) Write(p []byte) (int, error)

Write implements io.Writer

type Double 

type Double float64

Double builtin double

func (Double) Indirect 

func (v Double) Indirect() any

Indirect 原始值

func (Double) Read 

func (v Double) Read(p []byte) (int, error)

Read implements io.Reader

func (Double) Size 

func (Double) Size() int

Size 大小

func (Double) TypeId added in v0.1.57 

func (Double) TypeId() TypeId

TypeId 类型

func (*Double) Write 

func (v *Double) Write(p []byte) (int, error)

Write implements io.Writer

type Error 

type Error struct {
	Code    int32
	Message string
}

Error builtin error

func MakeError 

func MakeError(err error) *Error

func (Error) Error 

func (v Error) Error() string

func (Error) Indirect 

func (v Error) Indirect() any

Indirect 原始值

func (Error) OK 

func (v Error) OK() bool

func (Error) Read 

func (v Error) Read(p []byte) (int, error)

Read implements io.Reader

func (Error) Size 

func (v Error) Size() int

Size 大小

func (Error) TypeId added in v0.1.57 

func (Error) TypeId() TypeId

TypeId 类型

func (*Error) Write 

func (v *Error) Write(p []byte) (int, error)

Write implements io.Writer

type Float 

type Float float32

Float builtin float

func (Float) Indirect 

func (v Float) Indirect() any

Indirect 原始值

func (Float) Read 

func (v Float) Read(p []byte) (int, error)

Read implements io.Reader

func (Float) Size 

func (Float) Size() int

Size 大小

func (Float) TypeId added in v0.1.57 

func (Float) TypeId() TypeId

TypeId 类型

func (*Float) Write 

func (v *Float) Write(p []byte) (int, error)

Write implements io.Writer

type IVariantCreator 

type IVariantCreator interface {
	// Declare 注册类型
	Declare(v Value)
	// Undeclare 取消注册类型
	Undeclare(typeId TypeId)
	// New 创建对象指针
	New(typeId TypeId) (Value, error)
	// NewReflected 创建反射对象指针
	NewReflected(typeId TypeId) (reflect.Value, error)
}

IVariantCreator 可变类型对象构建器接口

func VariantCreator 

func VariantCreator() IVariantCreator

VariantCreator 可变类型对象构建器

type Int 

type Int int

Int builtin int

func (Int) Indirect 

func (v Int) Indirect() any

Indirect 原始值

func (Int) Read 

func (v Int) Read(p []byte) (int, error)

Read implements io.Reader

func (Int) Size 

func (v Int) Size() int

Size 大小

func (Int) TypeId added in v0.1.57 

func (Int) TypeId() TypeId

TypeId 类型

func (*Int) Write 

func (v *Int) Write(p []byte) (int, error)

Write implements io.Writer

type Int16 

type Int16 int16

Int16 builtin int16

func (Int16) Indirect 

func (v Int16) Indirect() any

Indirect 原始值

func (Int16) Read 

func (v Int16) Read(p []byte) (int, error)

Read implements io.Reader

func (Int16) Size 

func (Int16) Size() int

Size 大小

func (Int16) TypeId added in v0.1.57 

func (Int16) TypeId() TypeId

TypeId 类型

func (*Int16) Write 

func (v *Int16) Write(p []byte) (int, error)

Write implements io.Writer

type Int32 

type Int32 int32

Int32 builtin int32

func (Int32) Indirect 

func (v Int32) Indirect() any

Indirect 原始值

func (Int32) Read 

func (v Int32) Read(p []byte) (int, error)

Read implements io.Reader

func (Int32) Size 

func (Int32) Size() int

Size 大小

func (Int32) TypeId added in v0.1.57 

func (Int32) TypeId() TypeId

TypeId 类型

func (*Int32) Write 

func (v *Int32) Write(p []byte) (int, error)

Write implements io.Writer

type Int64 

type Int64 int64

Int64 builtin int64

func (Int64) Indirect 

func (v Int64) Indirect() any

Indirect 原始值

func (Int64) Read 

func (v Int64) Read(p []byte) (int, error)

Read implements io.Reader

func (Int64) Size 

func (v Int64) Size() int

Size 大小

func (Int64) TypeId added in v0.1.57 

func (Int64) TypeId() TypeId

TypeId 类型

func (*Int64) Write 

func (v *Int64) Write(p []byte) (int, error)

Write implements io.Writer

type Int8 

type Int8 int8

Int8 builtin int8

func (Int8) Indirect 

func (v Int8) Indirect() any

Indirect 原始值

func (Int8) Read 

func (v Int8) Read(p []byte) (int, error)

Read implements io.Reader

func (Int8) Size 

func (Int8) Size() int

Size 大小

func (Int8) TypeId added in v0.1.57 

func (Int8) TypeId() TypeId

TypeId 类型

func (*Int8) Write 

func (v *Int8) Write(p []byte) (int, error)

Write implements io.Writer

type KV 

type KV struct {
	K, V Variant
}

KV kv

type Map 

type Map []KV

Map map

func MakeMap 

func MakeMap[K comparable, V any](m map[K]V) (Map, error)

MakeMap 创建可变类型map

func (Map) Indirect 

func (v Map) Indirect() any

Indirect 原始值

func (Map) Read 

func (v Map) Read(p []byte) (int, error)

Read implements io.Reader

func (Map) Size 

func (v Map) Size() int

Size 大小

func (Map) TypeId added in v0.1.57 

func (Map) TypeId() TypeId

TypeId 类型

func (*Map) Write 

func (v *Map) Write(p []byte) (int, error)

Write implements io.Writer

type Null 

type Null struct{}

Null builtin null

func (Null) Indirect 

func (Null) Indirect() any

Indirect 原始值

func (Null) Read 

func (Null) Read(p []byte) (int, error)

Read implements io.Reader

func (Null) Size 

func (Null) Size() int

Size 大小

func (Null) TypeId added in v0.1.57 

func (Null) TypeId() TypeId

TypeId 类型

func (Null) Write 

func (Null) Write(p []byte) (int, error)

Write implements io.Writer

type String 

type String string

String string

func (String) Indirect 

func (v String) Indirect() any

Indirect 原始值

func (String) Read 

func (v String) Read(p []byte) (int, error)

Read implements io.Reader

func (String) Size 

func (v String) Size() int

Size 大小

func (String) TypeId added in v0.1.57 

func (String) TypeId() TypeId

TypeId 类型

func (*String) Write 

func (v *String) Write(p []byte) (int, error)

Write implements io.Writer

type TypeId 

type TypeId uint32

TypeId 类型Id 

const (
	TypeId_None TypeId = iota
	TypeId_Int
	TypeId_Int8
	TypeId_Int16
	TypeId_Int32
	TypeId_Int64
	TypeId_Uint
	TypeId_Uint8
	TypeId_Uint16
	TypeId_Uint32
	TypeId_Uint64
	TypeId_Float
	TypeId_Double
	TypeId_Byte
	TypeId_Bool
	TypeId_Bytes
	TypeId_String
	TypeId_Null
	TypeId_Array
	TypeId_Map
	TypeId_Error
	TypeId_Customize = 32 // 自定义类型起点
)

func MakeTypeId added in v0.1.57 

func MakeTypeId(v Value) TypeId

MakeTypeId 创建类型Id

func MakeTypeIdT added in v0.1.57 

func MakeTypeIdT[T any]() TypeId

MakeTypeIdT 创建类型Id

func (TypeId) New 

func (t TypeId) New() (Value, error)

New 创建对象指针

func (TypeId) NewReflected 

func (t TypeId) NewReflected() (reflect.Value, error)

NewReflected 创建反射对象指针

func (TypeId) Read 

func (t TypeId) Read(p []byte) (int, error)

Read implements io.Reader

func (TypeId) Size 

func (t TypeId) Size() int

Size 大小

func (*TypeId) Write 

func (t *TypeId) Write(p []byte) (int, error)

Write implements io.Writer

type Uint 

type Uint uint

Uint builtin uint

func (Uint) Indirect 

func (v Uint) Indirect() any

Indirect 原始值

func (Uint) Read 

func (v Uint) Read(p []byte) (int, error)

Read implements io.Reader

func (Uint) Size 

func (v Uint) Size() int

Size 大小

func (Uint) TypeId added in v0.1.57 

func (Uint) TypeId() TypeId

TypeId 类型

func (*Uint) Write 

func (v *Uint) Write(p []byte) (int, error)

Write implements io.Writer

type Uint16 

type Uint16 uint16

Uint16 builtin uint16

func (Uint16) Indirect 

func (v Uint16) Indirect() any

Indirect 原始值

func (Uint16) Read 

func (v Uint16) Read(p []byte) (int, error)

Read implements io.Reader

func (Uint16) Size 

func (Uint16) Size() int

Size 大小

func (Uint16) TypeId added in v0.1.57 

func (Uint16) TypeId() TypeId

TypeId 类型

func (*Uint16) Write 

func (v *Uint16) Write(p []byte) (int, error)

Write implements io.Writer

type Uint32 

type Uint32 uint32

Uint32 builtin uint32

func (Uint32) Indirect 

func (v Uint32) Indirect() any

Indirect 原始值

func (Uint32) Read 

func (v Uint32) Read(p []byte) (int, error)

Read implements io.Reader

func (Uint32) Size 

func (Uint32) Size() int

Size 大小

func (Uint32) TypeId added in v0.1.57 

func (Uint32) TypeId() TypeId

TypeId 类型

func (*Uint32) Write 

func (v *Uint32) Write(p []byte) (int, error)

Write implements io.Writer

type Uint64 

type Uint64 uint64

Uint64 builtin uint64

func (Uint64) Indirect 

func (v Uint64) Indirect() any

Indirect 原始值

func (Uint64) Read 

func (v Uint64) Read(p []byte) (int, error)

Read implements io.Reader

func (Uint64) Size 

func (v Uint64) Size() int

Size 大小

func (Uint64) TypeId added in v0.1.57 

func (Uint64) TypeId() TypeId

TypeId 类型

func (*Uint64) Write 

func (v *Uint64) Write(p []byte) (int, error)

Write implements io.Writer

type Uint8 

type Uint8 uint8

Uint8 builtin uint8

func (Uint8) Indirect 

func (v Uint8) Indirect() any

Indirect 原始值

func (Uint8) Read 

func (v Uint8) Read(p []byte) (int, error)

Read implements io.Reader

func (Uint8) Size 

func (Uint8) Size() int

Size 大小

func (Uint8) TypeId added in v0.1.57 

func (Uint8) TypeId() TypeId

TypeId 类型

func (*Uint8) Write 

func (v *Uint8) Write(p []byte) (int, error)

Write implements io.Writer

type Value 

type Value interface {
	ValueReader
	ValueWriter
}

Value 值

type ValueReader 

type ValueReader interface {
	io.Reader
	// Size 大小
	Size() int
	// TypeId 类型
	TypeId() TypeId
	// Indirect 原始值
	Indirect() any
}

ValueReader 读取值

type ValueWriter 

type ValueWriter interface {
	io.Writer
	// Size 大小
	Size() int
	// TypeId 类型
	TypeId() TypeId
}

ValueWriter 写入值

type Variant 

type Variant struct {
	TypeId    TypeId        // 类型Id
	Value     ValueReader   // 读取值
	Reflected reflect.Value // 反射值
}

Variant 可变类型

func CastVariant 

func CastVariant(a any) (Variant, error)

CastVariant 转换为可变类型

func MakeVariant 

func MakeVariant(v ValueReader) (Variant, error)

MakeVariant 创建可变类型

func (Variant) Read 

func (v Variant) Read(p []byte) (int, error)

Read implements io.Reader

func (Variant) Size 

func (v Variant) Size() int

Size 大小

func (*Variant) Write 

func (v *Variant) Write(p []byte) (int, error)

Write implements io.Writer

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