mm

Documentation

Index

• Constants
• Variables
• type Currency
  • func ExchangeCurrency(e string) Currency
• type Value
  • func ValueDollarFromString(s string) Value
  • func ValueEuroFromString(s string) Value
  • func ValueFromStringAndExchange(s, e string) Value
  • func (v *Value) Compare(a Value) int
  • func (v *Value) Decrease(a Value) Value
  • func (v *Value) Increase(a Value) Value

Constants

const (
	Euro           Currency = "€"
	Dollar                  = "$"
	CanadianDollar          = "C$"
)

Possible currency

Variables

var ErrCanNotAddOperation = errors.Errorf("can not add operation wallet item not found")

ErrCanNotAddOperation means that the operation can not be added to the wallet

var ErrInvalidIDFormat = errors.New("Invalid ID format. Should be of type uuid, e.g.:\"c0c48a8f-fa6b-4467-9fd3-3bfc96ed44bb\"")

ErrInvalidIDFormat means that the ID format is not valid

var ErrNotFound = errors.New("Not found")

ErrNotFound is a common not found error

Types

type Currency

type Currency string

Type holds different compensation type definitions

func ExchangeCurrency

func ExchangeCurrency(e string) Currency

type Value

type Value struct {
	Amount   float64
	Currency Currency
}

func ValueDollarFromString

func ValueDollarFromString(s string) Value

func ValueEuroFromString

func ValueEuroFromString(s string) Value

func ValueFromStringAndExchange

func ValueFromStringAndExchange(s, e string) Value

func (*Value) Compare

func (v *Value) Compare(a Value) int

Compare to values 1 - gt than 0 - eq -1 - lt than

func (*Value) Decrease

func (v *Value) Decrease(a Value) Value

func (*Value) Increase

func (v *Value) Increase(a Value) Value