application

package

v0.2.10 Latest Latest Go to latest Published: Nov 4, 2022 License: MIT Imports: 3 Imported by: 0

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type CreditCardProcessor interface {
	Auth(amount float64) error
	Capture(amount float64) error
}

CreditCardProcessor allows to auth and eventually capture an amount float64 is used as an example here

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

Service defines our example application service

func (s *Service) Inject(logger TransactionLog, processor CreditCardProcessor) *Service

Inject dependencies for our service

func (s *Service) MakeTransaction(amount float64, message string) error

MakeTransaction tries to authorize and capture an amount, and logs these steps.

type TransactionLog interface {
	Log(id, message string)
}

TransactionLog logs information with a unique id and a message