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https://github.com/chai2010/advanced-go-programming-book.git
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fix ch4-04-3
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parent
a501fccacd
commit
3fa1e4f592
@ -224,7 +224,7 @@ func main() {
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golang := p.SubscribeTopic(func(v interface{}) bool {
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golang := p.SubscribeTopic(func(v interface{}) bool {
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if key, ok := v.(string); ok {
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if key, ok := v.(string); ok {
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if strings.HasPrefix(key,"golang:") {
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if strings.HasPrefix(key, "golang:") {
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return true
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return true
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}
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}
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}
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}
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@ -232,7 +232,7 @@ func main() {
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})
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})
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docker := p.SubscribeTopic(func(v interface{}) bool {
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docker := p.SubscribeTopic(func(v interface{}) bool {
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if key, ok := v.(string); ok {
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if key, ok := v.(string); ok {
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if strings.HasPrefix(key,"docker:") {
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if strings.HasPrefix(key, "docker:") {
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return true
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return true
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}
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}
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}
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}
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@ -244,12 +244,12 @@ func main() {
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go p.Publish("docker: https://www.docker.com/")
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go p.Publish("docker: https://www.docker.com/")
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time.Sleep(1)
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time.Sleep(1)
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go func () {
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go func() {
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fmt.Println("golang topic:", <-golang)
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fmt.Println("golang topic:", <-golang)
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} ()
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}()
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go func () {
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go func() {
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fmt.Println("docker topic:", <-docker)
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fmt.Println("docker topic:", <-docker)
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} ()
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}()
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<-make(chan bool)
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<-make(chan bool)
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}
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}
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