Suppress cancel(cause) related warnings in internal implementation

Author: qwwdfsad

common/kotlinx-coroutines-core-common/src/CoroutineExceptionHandler.kt

@@ -26,6 +26,7 @@ public fun handleCoroutineException(context: CoroutineContext, exception: Throwa
     if (exception is CancellationException) return // nothing to do
     // Try propagate exception to parent
     val job = context[Job]
+    @Suppress("DEPRECATION")
     if (job !== null && job !== caller && job.cancel(exception)) return // handle by parent
     // otherwise -- use exception handlers
     handleExceptionViaHandler(context, exception)

common/kotlinx-coroutines-core-common/src/Job.kt

@@ -157,7 +157,7 @@ public interface Job : CoroutineContext.Element {
     /**
      * @suppress
      */
-    @Suppress("INAPPLICABLE_JVM_NAME")
+    @Suppress("INAPPLICABLE_JVM_NAME", "DEPRECATION")
     @Deprecated(level = DeprecationLevel.HIDDEN, message = "Left here for binary compatibility")
     @JvmName("cancel")
     public fun cancel0(): Boolean = cancel(null)
@@ -473,6 +473,7 @@ public suspend fun Job.cancelAndJoin() {
 @ObsoleteCoroutinesApi
 @Deprecated(level = DeprecationLevel.WARNING, message = "Use cancelChildren() without cause", replaceWith = ReplaceWith("cancelChildren()"))
 public fun Job.cancelChildren(cause: Throwable? = null) {
+    @Suppress("DEPRECATION")
     children.forEach { it.cancel(cause) }
 }
 
@@ -509,6 +510,7 @@ public val CoroutineContext.isActive: Boolean
 /**
  * @suppress
  */
+@Suppress("unused")
 @JvmName("cancel")
 @Deprecated(message = "Binary compatibility", level = DeprecationLevel.HIDDEN)
 public fun CoroutineContext.cancel0(): Boolean {
@@ -529,6 +531,7 @@ public fun CoroutineContext.cancel(): Unit {
 @ObsoleteCoroutinesApi
 @Deprecated(level = DeprecationLevel.WARNING, message = "Use cancel() without cause", replaceWith = ReplaceWith("cancel()"))
 public fun CoroutineContext.cancel(cause: Throwable? = null): Boolean =
+    @Suppress("DEPRECATION")
     this[Job]?.cancel(cause) ?: false
 
 /**
@@ -542,6 +545,7 @@ public fun CoroutineContext.cancelChildren() {
 @ObsoleteCoroutinesApi
 @Deprecated(level = DeprecationLevel.WARNING, message = "Use cancelChildren() without cause", replaceWith = ReplaceWith("cancelChildren()"))
 public fun CoroutineContext.cancelChildren(cause: Throwable? = null) {
+    @Suppress("DEPRECATION")
     this[Job]?.children?.forEach { it.cancel(cause) }
 }
 

common/kotlinx-coroutines-core-common/src/JobSupport.kt

@@ -559,7 +559,8 @@ public open class JobSupport constructor(active: Boolean) : Job, ChildJob, Paren
     internal open val onCancelComplete: Boolean get() = false
 
     // external cancel without cause, never invoked implicitly from internal machinery
-    public override fun cancel(): Unit {
+    public override fun cancel() {
+        @Suppress("DEPRECATION")
         cancel(null) // must delegate here, because some classes override cancel(x)
     }
 

common/kotlinx-coroutines-core-common/src/Timeout.kt

@@ -83,7 +83,7 @@ private open class TimeoutCoroutine<U, in T: U>(
 ) : AbstractCoroutine<T>(uCont.context, active = true), Runnable, Continuation<T> {
     override val defaultResumeMode: Int get() = MODE_DIRECT
 
-    @Suppress("LeakingThis")
+    @Suppress("LeakingThis", "Deprecation")
     override fun run() {
         cancel(TimeoutCancellationException(time, this))
     }

common/kotlinx-coroutines-core-common/src/channels/AbstractChannel.kt

@@ -657,7 +657,8 @@ internal abstract class AbstractChannel<E> : AbstractSendChannel<E>(), Channel<E
         return if (result === POLL_FAILED) null else receiveOrNullResult(result)
     }
 
-    override fun cancel(): Unit {
+    override fun cancel() {
+        @Suppress("DEPRECATION")
         cancel(null)
     }
 

common/kotlinx-coroutines-core-common/src/channels/ArrayBroadcastChannel.kt

@@ -69,6 +69,7 @@ internal class ArrayBroadcastChannel<E>(
 
     public override fun cancel(cause: Throwable?): Boolean =
         close(cause).also {
+            @Suppress("DEPRECATION")
             for (sub in subscribers) sub.cancel(cause)
         }
 

common/kotlinx-coroutines-core-common/src/channels/Broadcast.kt

@@ -92,6 +92,7 @@ private open class BroadcastCoroutine<E>(
 
     override fun cancel(cause: Throwable?): Boolean {
         val wasCancelled = _channel.cancel(cause)
+        @Suppress("DEPRECATION")
         if (wasCancelled) super.cancel(cause) // cancel the job
         return wasCancelled
     }

common/kotlinx-coroutines-core-common/src/channels/Channel.kt

@@ -255,7 +255,7 @@ public interface ReceiveChannel<out E> {
     /**
      * @suppress
      */
-    @Suppress("INAPPLICABLE_JVM_NAME")
+    @Suppress("INAPPLICABLE_JVM_NAME", "DEPRECATION")
     @Deprecated(level = DeprecationLevel.HIDDEN, message = "Left here for binary compatibility")
     @JvmName("cancel")
     public fun cancel0(): Boolean = cancel(null)

common/kotlinx-coroutines-core-common/src/channels/ChannelCoroutine.kt

@@ -7,6 +7,7 @@ package kotlinx.coroutines.channels
 import kotlinx.coroutines.*
 import kotlin.coroutines.*
 
+@Suppress("DEPRECATION")
 internal open class ChannelCoroutine<E>(
     parentContext: CoroutineContext,
     protected val _channel: Channel<E>,
@@ -16,7 +17,7 @@ internal open class ChannelCoroutine<E>(
 
     val channel: Channel<E> get() = this
 
-    override fun cancel(): Unit {
+    override fun cancel() {
         cancel(null)
     }