Update Kotlin to 1.5.20 (#2810)

Author: qwwdfsad

README.md

@@ -3,11 +3,11 @@
 [![official JetBrains project](https://jb.gg/badges/official.svg)](https://confluence.jetbrains.com/display/ALL/JetBrains+on+GitHub)
 [![GitHub license](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg?style=flat)](https://www.apache.org/licenses/LICENSE-2.0)
 [![Download](https://img.shields.io/maven-central/v/org.jetbrains.kotlinx/kotlinx-coroutines-core/1.5.0)](https://search.maven.org/artifact/org.jetbrains.kotlinx/kotlinx-coroutines-core/1.5.0/pom)
-[![Kotlin](https://img.shields.io/badge/kotlin-1.5.0-blue.svg?logo=kotlin)](http://kotlinlang.org)
+[![Kotlin](https://img.shields.io/badge/kotlin-1.5.20-blue.svg?logo=kotlin)](http://kotlinlang.org)
 [![Slack channel](https://img.shields.io/badge/chat-slack-green.svg?logo=slack)](https://kotlinlang.slack.com/messages/coroutines/)
 
 Library support for Kotlin coroutines with [multiplatform](#multiplatform) support.
-This is a companion version for the Kotlin `1.5.0` release.
+This is a companion version for the Kotlin `1.5.20` release.
 
 ```kotlin
 suspend fun main() = coroutineScope {
@@ -91,7 +91,7 @@ And make sure that you use the latest Kotlin version:
 
 ```xml
 <properties>
-    <kotlin.version>1.5.0</kotlin.version>
+    <kotlin.version>1.5.20</kotlin.version>
 </properties>
 ```
 
@@ -109,7 +109,7 @@ And make sure that you use the latest Kotlin version:
 
 ```groovy
 buildscript {
-    ext.kotlin_version = '1.5.0'
+    ext.kotlin_version = '1.5.20'
 }
 ```
 
@@ -135,7 +135,7 @@ And make sure that you use the latest Kotlin version:
 
 ```groovy
 plugins {
-    kotlin("jvm") version "1.5.0"
+    kotlin("jvm") version "1.5.20"
 }
 ```
 

gradle.properties

@@ -5,12 +5,12 @@
 # Kotlin
 version=1.5.0-SNAPSHOT
 group=org.jetbrains.kotlinx
-kotlin_version=1.5.0
+kotlin_version=1.5.20
 
 # Dependencies
 junit_version=4.12
 junit5_version=5.7.0
-atomicfu_version=0.16.1
+atomicfu_version=0.16.2
 knit_version=0.3.0-RC
 html_version=0.7.2
 lincheck_version=2.14

gradle/compile-js-multiplatform.gradle

@@ -46,7 +46,7 @@ compileJsLegacy.configure {
     kotlinOptions {
         // drop -js suffix from outputFile
         def baseName = project.name - "-js"
-        outputFile = new File(outputFile.parent, baseName + ".js")
+        outputFile = new File(outputFileProperty.get().parent, baseName + ".js")
     }
 }
 

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

@@ -150,4 +150,4 @@ internal val CoroutineContext.delay: Delay get() = get(ContinuationInterceptor)
  */
 @ExperimentalTime
 internal fun Duration.toDelayMillis(): Long =
-    if (this > Duration.ZERO) toLongMilliseconds().coerceAtLeast(1) else 0
+    if (this > Duration.ZERO) inWholeMilliseconds.coerceAtLeast(1) else 0

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

@@ -123,6 +123,7 @@ internal open class ConflatedChannel<E>(onUndeliveredElement: OnUndeliveredEleme
         undeliveredElementException?.let { throw it } // throw UndeliveredElementException at the end if there was one
     }
 
+    @Suppress("UNCHECKED_CAST")
     private fun updateValueLocked(element: Any?): UndeliveredElementException? {
         val old = value
         val undeliveredElementException = if (old === EMPTY) null else

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

@@ -34,6 +34,7 @@ public suspend fun <E> ReceiveChannel<E>.elementAt(index: Int): E = consume {
         throw IndexOutOfBoundsException("ReceiveChannel doesn't contain element at index $index.")
     var count = 0
     for (element in this) {
+        @Suppress("UNUSED_CHANGED_VALUE") // KT-47628
         if (index == count++)
             return element
     }

kotlinx-coroutines-core/common/src/flow/SharingStarted.kt

@@ -140,7 +140,7 @@ public fun SharingStarted.Companion.WhileSubscribed(
     stopTimeout: Duration = Duration.ZERO,
     replayExpiration: Duration = Duration.INFINITE
 ): SharingStarted =
-    StartedWhileSubscribed(stopTimeout.toLongMilliseconds(), replayExpiration.toLongMilliseconds())
+    StartedWhileSubscribed(stopTimeout.inWholeMilliseconds, replayExpiration.inWholeMilliseconds)
 
 // -------------------------------- implementation --------------------------------
 

kotlinx-coroutines-core/common/src/flow/operators/Lint.kt

@@ -2,7 +2,7 @@
  * Copyright 2016-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
  */
 
-@file:Suppress("unused", "INVISIBLE_REFERENCE", "INVISIBLE_MEMBER")
+@file:Suppress("unused", "INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "UNUSED_PARAMETER")
 
 package kotlinx.coroutines.flow
 

kotlinx-coroutines-core/jvm/src/channels/Actor.kt

@@ -163,6 +163,7 @@ private class LazyActorCoroutine<E>(
         return super.send(element)
     }
 
+    @Suppress("DEPRECATION_ERROR")
     override fun offer(element: E): Boolean {
         start()
         return super.offer(element)

kotlinx-coroutines-core/jvm/src/internal/MainDispatchers.kt

@@ -67,7 +67,10 @@ public fun MainCoroutineDispatcher.isMissing(): Boolean = this is MissingMainCor
 @Suppress("MayBeConstant")
 private val SUPPORT_MISSING = true
 
-@Suppress("ConstantConditionIf")
+@Suppress(
+    "ConstantConditionIf",
+    "IMPLICIT_NOTHING_TYPE_ARGUMENT_AGAINST_NOT_NOTHING_EXPECTED_TYPE" // KT-47626
+)
 private fun createMissingDispatcher(cause: Throwable? = null, errorHint: String? = null) =
     if (SUPPORT_MISSING) MissingMainCoroutineDispatcher(cause, errorHint) else
         cause?.let { throw it } ?: throwMissingMainDispatcherException()