money

README

github.com/crediterra/money

Golang package to work with money

Documentation

Index

• Constants
• Variables
• func HasCurrencyPrefix(s string) bool
• type Amount
  • func NewAmount(currency Currency, value decimal.Decimal64p2) Amount
  • func (mj *Amount) MarshalJSON() ([]byte, error)
  • func (mj *Amount) MarshalJSONBuf(buf fflib.EncodingBuffer) error
  • func (a Amount) String() string
  • func (uj *Amount) UnmarshalJSON(input []byte) error
  • func (uj *Amount) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error
• type Balance
  • func (b Balance) Add(amount Amount) Balance
  • func (b Balance) CommaSeparatedUnsignedWithSymbols(translator interface{ ... }) string
  • func (b Balance) Equal(b2 Balance) bool
  • func (b Balance) IsZero() bool
  • func (b Balance) OnlyNegative() Balance
  • func (b Balance) OnlyPositive() Balance
  • func (b Balance) Reversed() (reversed Balance)
• type Balanced
  • func (balanced *Balanced) AddToBalance(currency Currency, value decimal.Decimal64p2) (Balance, error)
  • func (balanced *Balanced) Balance() (balance Balance)
  • func (balanced *Balanced) SetBalance(balance Balance) error
• type Currency
  • func CleanupCurrency(s string) Currency
  • func (c Currency) IsMoney() bool
  • func (c Currency) Sign() string
  • func (c Currency) SignAndCode() string
• type TestStruct

Constants

const (
	EUR_SIGN = "€"
	USD_SIGN = "$"
	GPB_SIGN = "£"
	JPY_SIGN = "¥"
	RUR_SIGN = "₽"
	IRR_SIGN = "﷼"
	UAH_SIGN = "₴"
	UZS_SIGN = "сўм"
	BYN_SIGN = "Br"
	TJS_SIGN = "смн."
	KZT_SIGN = "₸"
)

Variables

var CURRENCY_BYN = Currency("BYN")

var CURRENCY_EUR = Currency("EUR")

var CURRENCY_GBP = Currency("GPB")

var CURRENCY_IRR = Currency("IRR")

var CURRENCY_JPY = Currency("JPY")

var CURRENCY_KZT = Currency("KZT")

var CURRENCY_RUB = Currency("RUB")

var CURRENCY_TJS = Currency("TJS")

var CURRENCY_UAH = Currency("UAH")

var CURRENCY_USD = Currency("USD")

var CURRENCY_UZS = Currency("UZS")

Functions

func HasCurrencyPrefix

func HasCurrencyPrefix(s string) bool

Types

type Amount

type Amount struct {
	Currency Currency
	Value    decimal.Decimal64p2
}

func NewAmount

func NewAmount(currency Currency, value decimal.Decimal64p2) Amount

func (*Amount) MarshalJSON

func (mj *Amount) MarshalJSON() ([]byte, error)

func (*Amount) MarshalJSONBuf

func (mj *Amount) MarshalJSONBuf(buf fflib.EncodingBuffer) error

func (Amount) String

func (a Amount) String() string

func (*Amount) UnmarshalJSON

func (uj *Amount) UnmarshalJSON(input []byte) error

func (*Amount) UnmarshalJSONFFLexer

func (uj *Amount) UnmarshalJSONFFLexer(fs *fflib.FFLexer, state fflib.FFParseState) error

type Balance

type Balance map[Currency]decimal.Decimal64p2

func (Balance) Add

func (b Balance) Add(amount Amount) Balance

func (Balance) CommaSeparatedUnsignedWithSymbols

func (b Balance) CommaSeparatedUnsignedWithSymbols(translator interface{ Translate(s string) string }) string

func (Balance) Equal

func (b Balance) Equal(b2 Balance) bool

func (Balance) IsZero

func (b Balance) IsZero() bool

func (Balance) OnlyNegative

func (b Balance) OnlyNegative() Balance

func (Balance) OnlyPositive

func (b Balance) OnlyPositive() Balance

func (Balance) Reversed

func (b Balance) Reversed() (reversed Balance)

type Balanced

type Balanced struct {
	BalanceJson      string    `datastore:",noindex,omitempty" json:",omitempty"`
	LastTransferID   int64     `datastore:",noindex,omitempty" json:",omitempty"`
	LastTransferAt   time.Time `datastore:",noindex,omitempty"`           // `json:",omitempty"` - http://stackoverflow.com/questions/32643815/golang-json-omitempty-with-time-time-field
	CountOfTransfers int       `datastore:",omitempty" json:",omitempty"` // Do not remove, need for hiding balance/history menu in Telegram
	BalanceCount     int       `datastore:",noindex,omitempty" json:"-"`
}

ffjson: skip

func (*Balanced) AddToBalance

func (balanced *Balanced) AddToBalance(currency Currency, value decimal.Decimal64p2) (Balance, error)

func (*Balanced) Balance

func (balanced *Balanced) Balance() (balance Balance)

func (*Balanced) SetBalance

func (balanced *Balanced) SetBalance(balance Balance) error

type Currency

type Currency string

func CleanupCurrency

func CleanupCurrency(s string) Currency

func (Currency) IsMoney

func (c Currency) IsMoney() bool

func (Currency) Sign

func (c Currency) Sign() string

func (Currency) SignAndCode

func (c Currency) SignAndCode() string

type TestStruct

type TestStruct struct {
	ID   int64
	Name string
}