34 lines
764 B
Go
34 lines
764 B
Go
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package voter
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import (
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"github.com/pkg/errors"
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"gitlab.com/wpetit/goweb/service"
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)
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const ServiceName service.Name = "voter"
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// From retrieves the voter service in the given container.
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func From(container *service.Container) (*Manager, error) {
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service, err := container.Service(ServiceName)
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if err != nil {
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return nil, errors.Wrapf(err, "error while retrieving '%s' service", ServiceName)
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}
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srv, ok := service.(*Manager)
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if !ok {
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return nil, errors.Errorf("retrieved service is not a valid '%s' service", ServiceName)
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}
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return srv, nil
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}
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// Must retrieves the voter service in the given container or panic otherwise.
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func Must(container *service.Container) *Manager {
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srv, err := From(container)
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if err != nil {
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panic(err)
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}
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return srv
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}
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