Fixed regularized 'when' inference to build train

elizarov · elizarov · commit d4fabbfa287d · 2020-03-03T10:29:18.000+03:00
See https://youtrack.jetbrains.com/issue/KT-36776
diff --git a/kotlinx-coroutines-core/common/src/channels/ConflatedBroadcastChannel.kt b/kotlinx-coroutines-core/common/src/channels/ConflatedBroadcastChannel.kt
@@ -91,7 +91,7 @@ public class ConflatedBroadcastChannel<E>() : BroadcastChannel<E> {
      */
     public val valueOrNull: E? get() = when (val state = _state.value) {
         is Closed -> null
-        is State<*> -> UNDEFINED.unbox(state.value)
+        is State<*> -> UNDEFINED.unbox<E?>(state.value)
         else -> error("Invalid state $state")
     }
 

Original file line number	Diff line number	Diff line change
`@@ -91,7 +91,7 @@ public class ConflatedBroadcastChannel<E>() : BroadcastChannel<E> {`
`91`	`91`	`*/`
`92`	`92`	`public val valueOrNull: E? get() = when (val state = _state.value) {`
`93`	`93`	`is Closed -> null`
`94`		`- is State<*> -> UNDEFINED.unbox(state.value)`
	`94`	`+ is State<*> -> UNDEFINED.unbox<E?>(state.value)`
`95`	`95`	`else -> error("Invalid state $state")`
`96`	`96`	`}`
`97`	`97`