nullish

package module
v0.1.2 Latest Latest
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 Go to latest Published: Jan 29, 2024 License: MIT Imports: 8 Imported by: 0

README

Nullish

Go Reference

MIT License

Nullish is type helper fo handle null in golang. its support null for primitive data types and also another data type.

Warning ⚠️

This project is used by my companies on production and there is not enough time to make unit testing so maybe something not work for you. use at your own risk.

Installation

  go get -u github.com/sutantodadang/nullish

Features

  • NullString
  • NullJsonb / Json
  • NullInt
  • NullFloat
  • NullBool
  • NullUUID
  • NullTime
  • NullULID

Usage/Examples

  • nullstring
import "github.com/sutantodadang/nullish"

type foo struct {
    bar nullish.NullString

}

// you can also defined default value
foo.bar = nullish.NewNullString("hello", true)

Authors

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var NullType = []byte("null")

Functions

This section is empty.

Types

type NullArr 

type NullArr struct {
	Arr   []interface{}
	Valid bool
}

func NewNullArr 

func NewNullArr(array []interface{}, valid bool) NullArr

func (NullArr) MarshalJSON 

func (na NullArr) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullArr) Scan 

func (na *NullArr) Scan(value interface{}) error

Scan method

func (*NullArr) UnmarshalJSON 

func (na *NullArr) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullArr) Value 

func (na NullArr) Value() (driver.Value, error)

Value method

type NullArrObj 

type NullArrObj struct {
	ArrObj []map[string]interface{}
	Valid  bool
}

func NewNullArrObj 

func NewNullArrObj(arrayObject []map[string]interface{}, valid bool) NullArrObj

func (NullArrObj) MarshalJSON 

func (na NullArrObj) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullArrObj) Scan 

func (na *NullArrObj) Scan(value interface{}) error

Scan method

func (*NullArrObj) UnmarshalJSON 

func (na *NullArrObj) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullArrObj) Value 

func (na NullArrObj) Value() (driver.Value, error)

Value method

type NullBool 

type NullBool struct {
	Bool  bool
	Valid bool
}

func NewNullBool 

func NewNullBool(boolean bool, valid bool) NullBool

func (NullBool) MarshalJSON 

func (nb NullBool) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullBool) Scan 

func (nb *NullBool) Scan(value interface{}) error

Scan method

func (*NullBool) UnmarshalJSON 

func (nb *NullBool) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullBool) Value 

func (nb NullBool) Value() (driver.Value, error)

Value method

type NullFloat 

type NullFloat struct {
	Float float64
	Valid bool
}

func NewNullFloat 

func NewNullFloat(float float64, valid bool) NullFloat

func (NullFloat) MarshalJSON 

func (nf NullFloat) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullFloat) Scan 

func (nf *NullFloat) Scan(value interface{}) error

Scan method

func (*NullFloat) UnmarshalJSON 

func (nf *NullFloat) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullFloat) Value 

func (nf NullFloat) Value() (driver.Value, error)

Value method

type NullInt 

type NullInt struct {
	Int   int
	Valid bool
}

func NewNullInt 

func NewNullInt(integer int, valid bool) NullInt

func (NullInt) MarshalJSON 

func (ni NullInt) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullInt) Scan 

func (ni *NullInt) Scan(value interface{}) error

Scan method

func (*NullInt) UnmarshalJSON 

func (ni *NullInt) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullInt) Value 

func (ni NullInt) Value() (driver.Value, error)

Value method

type NullJSON 

type NullJSON struct {
	Json  json.RawMessage
	Valid bool
}

func NewNullJSON 

func NewNullJSON(json json.RawMessage, valid bool) NullJSON

func (NullJSON) MarshalJSON 

func (nj NullJSON) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullJSON) Scan 

func (nj *NullJSON) Scan(value interface{}) error

Scan method

func (*NullJSON) UnmarshalJSON 

func (nj *NullJSON) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullJSON) Value 

func (nj NullJSON) Value() (driver.Value, error)

Value method

type NullObj 

type NullObj struct {
	Obj   map[string]interface{}
	Valid bool
}

func NewNullObj 

func NewNullObj(object map[string]interface{}, valid bool) NullObj

func (NullObj) MarshalJSON 

func (no NullObj) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullObj) Scan 

func (no *NullObj) Scan(value interface{}) error

Scan method

func (*NullObj) UnmarshalJSON 

func (no *NullObj) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullObj) Value 

func (no NullObj) Value() (driver.Value, error)

Value method

type NullString 

type NullString struct {
	String string
	Valid  bool
}

func NewNullString 

func NewNullString(str string, valid bool) NullString

func (NullString) MarshalJSON 

func (ns NullString) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullString) Scan 

func (ns *NullString) Scan(value interface{}) error

Scan method

func (*NullString) UnmarshalJSON 

func (ns *NullString) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullString) Value 

func (ns NullString) Value() (driver.Value, error)

Value method

type NullTime 

type NullTime struct {
	Time  time.Time
	Valid bool
}

func NewNullTime 

func NewNullTime(time time.Time, valid bool) NullTime

func (NullTime) MarshalJSON 

func (nt NullTime) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullTime) Scan 

func (nt *NullTime) Scan(value interface{}) error

Scan method

func (*NullTime) UnmarshalJSON 

func (nt *NullTime) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullTime) Value 

func (nt NullTime) Value() (driver.Value, error)

Value method

type NullULID 

type NullULID struct {
	ULID  ulid.ULID
	Valid bool
}

func NewNullULID 

func NewNullULID(ulid ulid.ULID, valid bool) NullULID

func (NullULID) MarshalJSON 

func (nl NullULID) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullULID) Scan 

func (nl *NullULID) Scan(value interface{}) error

Scan method

func (*NullULID) UnmarshalJSON 

func (nl *NullULID) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullULID) Value 

func (nl NullULID) Value() (driver.Value, error)

Value method

type NullUUID 

type NullUUID struct {
	UUID  uuid.UUID
	Valid bool
}

func NewNullUUID 

func NewNullUUID(uuid uuid.UUID, valid bool) NullUUID

func (NullUUID) MarshalJSON 

func (nu NullUUID) MarshalJSON() ([]byte, error)

MarshalJSON method

func (*NullUUID) Scan 

func (nu *NullUUID) Scan(value interface{}) error

Scan method

func (*NullUUID) UnmarshalJSON 

func (nu *NullUUID) UnmarshalJSON(data []byte) error

UnmarshalJSON method

func (NullUUID) Value 

func (nu NullUUID) Value() (driver.Value, error)

Value method

Source Files

View all Source files

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