message_handler.go

package sqsconsumer

import "golang.org/x/net/context"

// MessageHandlerFunc is the interface that users of this library should implement. It will be called once per message and should return an error if there was a problem processing the message. Note that Consumer ignores the error, but it is necessary for some middleware to know whether handling was successful or not.
type MessageHandlerFunc func(ctx context.Context, msg string) error