40: Mutexes

Author: symonk

README.md

@@ -59,3 +59,4 @@ go run . -module closingchannels
 * [37 - Waitgroups](waitgroups.go)
 * [38 - Rate Limiting](ratelimiting/main.go)
 * [39 - Atomic Counters](atomiccounters/main.go)
+* [40 - Mutexes](mutexes/main.go)

main.go

@@ -42,6 +42,7 @@ import (
 	"github.com/symonk/learning-golang/variables"
 	"github.com/symonk/learning-golang/waitgroups"
 	"github.com/symonk/learning-golang/workerpools"
+	"github.com/symonk/learning-golang/mutexes"
 )
 
 func main() {
@@ -108,5 +109,6 @@ func buildMap() map[string]func() {
 	fnMap["waitgroups"] = waitgroups.Run
 	fnMap["ratelimiting"] = ratelimiting.Run
 	fnMap["atomiccounters"] = atomiccounters.Run
+	fnMap["mutexes"] = mutexes.Run
 	return fnMap
 }

mutexes/main.go

@@ -1,3 +1,6 @@
 package mutexes
 
+// Allows for more complex state synchronisation
+// Across multiple goroutines where atomic/counters
+// are not enough.
 func Run() {}