Fix broken Semaphore example (#256)

nomisRev · web-flow · commit 0a85e9c6c89e · 2020-08-17T10:20:48.000+02:00
diff --git a/arrow-libs/fx/arrow-fx-coroutines/src/main/kotlin/arrow/fx/coroutines/Semaphore.kt b/arrow-libs/fx/arrow-fx-coroutines/src/main/kotlin/arrow/fx/coroutines/Semaphore.kt
@@ -53,6 +53,8 @@ import arrow.core.Either
  * You can also use it to limit amount of parallel tasks, for example when using `parTraverse` we might want to limit how many tasks are running effectively in parallel.
  *
  * ```kotlin:ank:playground
+ * import arrow.fx.coroutines.*
+ *
  * suspend fun heavyProcess(i: Int): Unit {
  *   println("Started job $i")
  *   sleep(250.milliseconds)

Original file line number	Diff line number	Diff line change
`@@ -53,6 +53,8 @@ import arrow.core.Either`
`53`	`53`	* You can also use it to limit amount of parallel tasks, for example when using `parTraverse` we might want to limit how many tasks are running effectively in parallel.
`54`	`54`	`*`
`55`	`55`	* ```kotlin:ank:playground
	`56`	`+ * import arrow.fx.coroutines.*`
	`57`	`+ *`
`56`	`58`	`* suspend fun heavyProcess(i: Int): Unit {`
`57`	`59`	`* println("Started job $i")`
`58`	`60`	`* sleep(250.milliseconds)`