1f8f5e1b51
- architecture: introduction, Go modules and workspaces, application lifecycle, request lifecycle - plugins: registration, scheduling, extending, testing - verified Examples for backpack services, towel request context, pact schedules and festival events - TestDocsRequiredPages lists the eight new pages
36 lines
900 B
Go
36 lines
900 B
Go
package festival_test
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import (
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"context"
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"fmt"
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"git.golem15.com/golem15/summercms/modules/festival"
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)
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// PostPublished is the event the acme.blog plugin fires after a post goes live.
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type PostPublished struct {
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Title string
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}
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func ExampleBus_Fire() {
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bus := festival.New() // in a plugin, use app.Events
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// acme.search and acme.notify extend acme.blog from their Boot steps.
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bus.Listen("acme.search", func(ctx context.Context, e PostPublished) error {
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fmt.Println("index", e.Title)
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return nil
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})
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bus.ListenPriority("acme.notify", 10, func(ctx context.Context, e PostPublished) error {
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fmt.Println("notify subscribers of", e.Title)
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return nil
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})
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// acme.blog fires the event; higher priorities run first.
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if err := bus.Fire(context.Background(), PostPublished{Title: "Hello"}); err != nil {
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fmt.Println(err)
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}
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// Output:
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// notify subscribers of Hello
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// index Hello
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}
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