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21 lines
448 B
Go
21 lines
448 B
Go
package pubsub
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// Publisher sends events to subscribers
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type Publisher struct {
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subs []Subscriber
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}
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// Send iterates over each subscriber and checks
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// if they are interested in the Event
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// By looking at their topics, if they are then
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// the event is emitted to them
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func (p *Publisher) Send(e Event) error {
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for _, sub := range p.subs {
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for _, topic := range sub.Topics() {
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if e.Type == topic {
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sub.Emit(e)
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}
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}
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}
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return nil
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}
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