{"id":20388575,"url":"https://github.com/efureev/hubmessage","last_synced_at":"2025-06-14T14:07:57.061Z","repository":{"id":57495629,"uuid":"175306875","full_name":"efureev/hubMessage","owner":"efureev","description":"Bus Message 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EventBus System\n[![Codacy Badge](https://api.codacy.com/project/badge/Grade/0cdced379f3e41d39732a720263c8393)](https://app.codacy.com/app/efureev/hubMessage?utm_source=github.com\u0026utm_medium=referral\u0026utm_content=efureev/hubMessage\u0026utm_campaign=Badge_Grade_Dashboard)\n[![Build Status](https://travis-ci.org/efureev/hubMessage.svg?branch=master)](https://travis-ci.org/efureev/hubMessage)\n[![Maintainability](https://api.codeclimate.com/v1/badges/82d6074b251f785f8c23/maintainability)](https://codeclimate.com/github/efureev/hubMessage/maintainability)\n[![Test Coverage](https://api.codeclimate.com/v1/badges/82d6074b251f785f8c23/test_coverage)](https://codeclimate.com/github/efureev/hubMessage/test_coverage)\n[![codecov](https://codecov.io/gh/efureev/hubMessage/branch/master/graph/badge.svg)](https://codecov.io/gh/efureev/hubMessage)\n[![Go Report Card](https://goreportcard.com/badge/github.com/efureev/hubMessage)](https://goreportcard.com/report/github.com/efureev/hubMessage)\n\n# Install\n```bash\ngo get -u github.com/efureev/hubMessage\n```\n\n# Examples\n### Basic\n```go\nimport (\n\t\"errors\"\n\t\"github.com/efureev/hubMessage\"\n\t\"log\"\n)\n\nfunc main() {\n\th := hub.New()\n    defer h.Wait()\n\t\n    h.Subscribe(\"console\", func(msg string) {\n        println(msg)\n    })\n    \n\t//..\n    \n    h.Publish(\"console\", `Hi`)\n    hub.Event(\"console\", `test msg`)\n\t//...\n}\n```\n\n```go\npackage main\n\nimport (\n\t\"github.com/efureev/appmod\"\n\t\"github.com/efureev/hubMessage\"\n\t\"log\"\n)\n\nfunc main() {\n    hub.Get().BeforeStart(func(_ appmod.AppModule) error {\n        hub.Sub(`app.console`, func(msg string) {\n            log.Println(msg)\n        })\n    \n        return nil\n    })\n    defer hub.Get().Wait() // if you want wait for finish message sending\n    hub.Get().Init()\n    \n    // ... send message to hub from any places\n    \n    hub.Event(`app.console`, `Config loaded`)\n    hub.Event(`app.console`, `Test message`)\n}\n```\n\n### Error handling\n```go\npackage main\n\nimport (\n\t\"errors\"\n\t\"github.com/efureev/hubMessage\"\n\t\"log\"\n)\n\nfunc main() {\n\th := hub.New()\n    out := make(chan error)\n    fatal := make(chan error)\n    defer h.Wait()\n    defer close(out)\n    defer close(fatal)\n    \n    go func() {\n    \tfor {\n            select{\n            case e:= \u003c-out:\n                println(e)\n            case e:= \u003c-fatal:\n                log.Fatal(e)\n            }\n    \t}\n    }()\n    \n    h.Subscribe(\"errors\", func(err error) {\n        out \u003c- err\n    })\n    \n    h.Subscribe(\"errors.fatal\", func(err error) {\n        fatal \u003c- err\n    })\n    \n    h.Subscribe(\"errors.toChannel\", func(err error, ch chan \u003c- error) {\n        ch \u003c- err\n    })\n\n    \n    h.Publish(\"errors\", errors.New(\"I do throw error\"))\n    h.Publish(\"errors.fatal\", errors.New(\"I do throw error\"))\n    h.Publish(\"errors.toChannel\", errors.New(\"I do throw error\"), fatal)\n    h.Publish(\"errors.toChannel\", errors.New(\"I do throw error\"), out)\n}\n```\n\n\n### Event bus\n```go\n\nimport (\n\t\"auth/internal/models\"\n\thub \"github.com/efureev/hubMessage\"\n)\n\nfunc registerEvents(events map[string]interface{}) {\n\tfor event, handle := range events {\n\t\terr := hub.Sub(event, handle)\n\t\tif err != nil {\n\t\t\tpanic(err)\n\t\t}\n\t}\n\n}\n\nfunc eventList() map[string]interface{} {\n\treturn map[string]interface{}{\n\t\t`user.registered`: func(user *models.User) {\n\t\t\tprintln(`user registered: ` + user.Id)\n\t\t},\n\t\t`user.activated`: func(user *models.User) {\n\t\t\tprintln(`user activated: ` + user.Id)\n\t\t},\n\t\t`test`: func(_ string) {\n            out \u003c- `test`\n        },\n        `empty`: func() {\n            out \u003c- `empty`\n        },\n\t}\n}\n\n// ... in other code:\nhub.Event(`user.registered`, \u0026models.User{})\nhub.Event(`empty`)\n\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fefureev%2Fhubmessage","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fefureev%2Fhubmessage","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fefureev%2Fhubmessage/lists"}