validate

Documentation

Index

• func NewMiddleware() eh.CommandHandlerMiddleware
• type Command
  • func CommandWithValidation(cmd eh.Command, v func() error) Command
• type Error
  • func (e *Error) Cause() error
  • func (e *Error) Error() string
  • func (e *Error) Unwrap() error

Functions

func NewMiddleware

func NewMiddleware() eh.CommandHandlerMiddleware

NewMiddleware returns a new middleware that validate commands with its own validation method; `Validate() error`. Commands without the validate method will not be validated.

Types

type Command

type Command interface {
	eh.Command

	// Validate returns the error when validating the command.
	Validate() error
}

Command is a command with its own validation method.

func CommandWithValidation

func CommandWithValidation(cmd eh.Command, v func() error) Command

CommandWithValidation returns a wrapped command with a validation method.

type Error

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

Error is a validation error.

func (*Error) Cause

func (e *Error) Cause() error

Cause implements the github.com/pkg/errors Unwrap method.

func (*Error) Error

func (e *Error) Error() string

Error implements the Error method of the error interface.

func (*Error) Unwrap

func (e *Error) Unwrap() error

Unwrap implements the errors.Unwrap method.