pointers

Documentation

Index

• Constants
• Variables
• type Dictionary
  • func (d Dictionary) Add(key, value string) error
  • func (d Dictionary) Delete(key string)
  • func (d Dictionary) Search(key string) (string, error)
• type DictionaryErr
  • func (de DictionaryErr) Error() string
• type Eth
  • func (e Eth) String() string
• type Stringer
• type Wallet
  • func (w *Wallet) Balance() Eth
  • func (w *Wallet) Deposit(amount Eth)
  • func (w *Wallet) Withdraw(amount Eth) error

Constants

const (
	ErrNonExistingKey = DictionaryErr("could find a value mapped to key")
	ErrKeyExists      = DictionaryErr("key already exists")
)

Variables

var ErrInsufficientFunds = errors.New("cannot withdraw, insufficient funds")

Types

type Dictionary

type Dictionary map[string]string

func (Dictionary) Add

func (d Dictionary) Add(key, value string) error

func (Dictionary) Delete

func (d Dictionary) Delete(key string)

func (Dictionary) Search

func (d Dictionary) Search(key string) (string, error)

type DictionaryErr

type DictionaryErr string

func (DictionaryErr) Error

func (de DictionaryErr) Error() string

type Eth

type Eth float64

func (Eth) String

func (e Eth) String() string

type Stringer

type Stringer interface {
	String() string
}

type Wallet

type Wallet struct {
	// contains filtered or unexported fields
}

func (*Wallet) Balance

func (w *Wallet) Balance() Eth

func (*Wallet) Deposit

func (w *Wallet) Deposit(amount Eth)

func (*Wallet) Withdraw

func (w *Wallet) Withdraw(amount Eth) error