Upgrade the project to Kotlin 1.6.10.

buildSrc/src/main/java/Dependencies.kt

@@ -19,10 +19,10 @@ object Dependencies {
 
     object Compose {
       const val activity = "androidx.activity:activity-compose:1.3.1"
-      const val foundation = "androidx.compose.foundation:foundation:1.0.1"
-      const val material = "androidx.compose.material:material:1.0.1"
-      const val tooling = "androidx.compose.ui:ui-tooling:1.0.1"
-      const val ui = "androidx.compose.ui:ui:1.0.1"
+      const val foundation = "androidx.compose.foundation:foundation:1.1.0-rc01"
+      const val material = "androidx.compose.material:material:1.1.0-rc01"
+      const val tooling = "androidx.compose.ui:ui-tooling:1.1.0-rc01"
+      const val ui = "androidx.compose.ui:ui:1.1.0-rc01"
     }
 
     const val constraint_layout = "androidx.constraintlayout:constraintlayout:2.1.0"
@@ -60,15 +60,15 @@ object Dependencies {
   const val timber = "com.jakewharton.timber:timber:4.7.1"
 
   object Moshi {
-    const val adapters = "com.squareup.moshi:moshi-adapters:1.12.0"
-    const val codeGen = "com.squareup.moshi:moshi-kotlin-codegen:1.12.0"
-    const val moshi = "com.squareup.moshi:moshi:1.12.0"
+    const val adapters = "com.squareup.moshi:moshi-adapters:1.13.0"
+    const val codeGen = "com.squareup.moshi:moshi-kotlin-codegen:1.13.0"
+    const val moshi = "com.squareup.moshi:moshi:1.13.0"
   }
 
   object Kotlin {
     const val binaryCompatibilityValidatorPlugin =
       "org.jetbrains.kotlinx:binary-compatibility-validator:0.6.0"
-    const val gradlePlugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.21"
+    const val gradlePlugin = "org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.10"
 
     object Stdlib {
       const val common = "org.jetbrains.kotlin:kotlin-stdlib-common"
@@ -85,11 +85,11 @@ object Dependencies {
       const val test = "org.jetbrains.kotlinx:kotlinx-coroutines-test:1.5.1"
     }
 
-    const val reflect = "org.jetbrains.kotlin:kotlin-reflect:1.5.21"
+    const val reflect = "org.jetbrains.kotlin:kotlin-reflect:1.6.10"
 
     object Serialization {
-      const val gradlePlugin = "org.jetbrains.kotlin:kotlin-serialization:1.5.20"
-      const val json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.2.2"
+      const val gradlePlugin = "org.jetbrains.kotlin:kotlin-serialization:1.6.10"
+      const val json = "org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.2"
     }
 
     object Test {
@@ -101,7 +101,7 @@ object Dependencies {
     }
   }
 
-  const val dokka = "org.jetbrains.dokka:dokka-gradle-plugin:1.4.32" // 1.5.0?
+  const val dokka = "org.jetbrains.dokka:dokka-gradle-plugin:1.5.31"
 
   object Jmh {
     const val gradlePlugin = "me.champeau.gradle:jmh-gradle-plugin:0.5.3"

samples/compose-samples/build.gradle.kts

@@ -14,7 +14,7 @@ android {
     compose = true
   }
   composeOptions {
-    kotlinCompilerExtensionVersion = "1.0.1"
+    kotlinCompilerExtensionVersion = "1.1.0-rc02"
   }
 }
 

samples/compose-samples/src/main/java/com/squareup/sample/compose/inlinerendering/InlineRenderingWorkflow.kt

@@ -65,8 +65,8 @@ object InlineRenderingWorkflow : StatefulWorkflow<Unit, Int, Nothing, AndroidVie
   AnimatedContent(
     targetState = counterValue,
     transitionSpec = {
-      (slideInVertically({ it }) + fadeIn() with
-        slideOutVertically({ -it }) + fadeOut())
+      (slideInVertically() + fadeIn() with
+        slideOutVertically() + fadeOut())
         .using(SizeTransform(clip = false))
     }
   ) { content(it) }

samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/DungeonApplication.kt

@@ -2,7 +2,7 @@ package com.squareup.sample.dungeon
 
 import android.content.Context
 import kotlinx.coroutines.delay
-import kotlin.time.Duration
+import kotlin.time.Duration.Companion.seconds
 import kotlin.time.ExperimentalTime
 
 /**
@@ -19,4 +19,4 @@ interface DungeonApplication {
 @OptIn(ExperimentalTime::class)
 suspend fun Context.delayForFakeLoad() =
   (applicationContext as? DungeonApplication)?.delayForFakeLoad()
-      ?: delay(Duration.seconds(1).inWholeMilliseconds)
+      ?: delay(1.seconds.inWholeMilliseconds)

samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineAppWorkflow.kt

@@ -8,6 +8,7 @@ import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.PropsFactory
 import com.squareup.workflow1.StatelessWorkflow
 import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import kotlin.time.ExperimentalTime
 import kotlin.time.TimeSource
 
@@ -25,6 +26,7 @@ class TimeMachineAppWorkflow(
   private val timeMachineWorkflow =
     ShakeableTimeMachineWorkflow(TimeMachineWorkflow(appWorkflow, clock), context)
 
+  @OptIn(WorkflowUiExperimentalApi::class)
   override fun render(
     renderProps: BoardPath,
     context: RenderContext

samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineModel.kt

@@ -10,12 +10,14 @@ import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import com.squareup.workflow1.ui.renderWorkflowIn
 import kotlinx.coroutines.flow.StateFlow
 import java.io.File
+import kotlin.time.ExperimentalTime
 
 class TimeMachineModel(
   private val savedState: SavedStateHandle,
   private val workflow: TimeMachineAppWorkflow,
   private val traceFilesDir: File
 ) : ViewModel() {
+  @OptIn(ExperimentalTime::class)
   val renderings: StateFlow<Any> by lazy {
     val traceFile = traceFilesDir.resolve("workflow-trace-dungeon.json")
 

samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineLayoutRunner.kt

@@ -15,6 +15,7 @@ import com.squareup.workflow1.ui.ViewFactory
 import com.squareup.workflow1.ui.WorkflowViewStub
 import com.squareup.workflow1.ui.backPressedHandler
 import kotlin.time.Duration
+import kotlin.time.Duration.Companion.milliseconds
 import kotlin.time.ExperimentalTime
 
 /**
@@ -83,7 +84,7 @@ class ShakeableTimeMachineLayoutRunner(
   }
 
   private fun Duration.toProgressInt(): Int = this.inWholeMilliseconds.toInt()
-  private fun Int.toProgressDuration(): Duration = Duration.milliseconds(this)
+  private fun Int.toProgressDuration(): Duration = this.milliseconds
 
   private fun Duration.toUiString(): String = toString()
 

samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/RecorderWorkflowTest.kt

@@ -6,7 +6,7 @@ import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.RecordValu
 import com.squareup.sample.timemachine.RecorderWorkflow.Recording
 import com.squareup.workflow1.testing.testRender
 import org.junit.Test
-import kotlin.time.Duration
+import kotlin.time.Duration.Companion.milliseconds
 import kotlin.time.ExperimentalTime
 import kotlin.time.TestTimeSource
 
@@ -17,37 +17,37 @@ class RecorderWorkflowTest {
     val clock = TestTimeSource()
     val workflow = RecorderWorkflow<String>(clock)
     val startTime = clock.markNow()
-    clock += Duration.milliseconds(42)
+    clock += 42.milliseconds
 
     val newState = workflow.onPropsChanged(
         old = RecordValue("foo"),
         new = RecordValue("bar"),
         state = Recording(
             startTime = startTime,
-            series = TimeSeries(listOf("foo" to Duration.milliseconds(0)))
+            series = TimeSeries(listOf("foo" to 0.milliseconds))
         )
     )
 
-    assertThat(newState.series.duration).isEqualTo(Duration.milliseconds(42))
+    assertThat(newState.series.duration).isEqualTo(42.milliseconds)
     assertThat(newState.series.values.toList()).isEqualTo(listOf("foo", "bar"))
   }
 
   @Test fun `onPropsChanged doesn't record value when not recording`() {
     val clock = TestTimeSource()
     val workflow = RecorderWorkflow<String>(clock)
     val startTime = clock.markNow()
-    clock += Duration.milliseconds(42)
+    clock += 42.milliseconds
 
     val newState = workflow.onPropsChanged(
         old = RecordValue("foo"),
-        new = PlaybackAt(Duration.milliseconds(42)),
+        new = PlaybackAt(42.milliseconds),
         state = Recording(
             startTime = startTime,
-            series = TimeSeries(listOf("foo" to Duration.milliseconds(0)))
+            series = TimeSeries(listOf("foo" to 0.milliseconds))
         )
     )
 
-    assertThat(newState.series.duration).isEqualTo(Duration.milliseconds(0))
+    assertThat(newState.series.duration).isEqualTo(0.milliseconds)
     assertThat(newState.series.values.toList()).isEqualTo(listOf("foo"))
   }
 
@@ -61,7 +61,7 @@ class RecorderWorkflowTest {
             props = RecordValue("bar"),
             initialState = Recording(
                 startTime = startTime,
-                series = TimeSeries(listOf("foo" to Duration.milliseconds(42)))
+                series = TimeSeries(listOf("foo" to 42.milliseconds))
             )
         )
         .render { rendering ->
@@ -76,13 +76,13 @@ class RecorderWorkflowTest {
 
     workflow
         .testRender(
-            props = PlaybackAt(Duration.milliseconds(10)),
+            props = PlaybackAt(10.milliseconds),
             initialState = Recording(
                 startTime = startTime,
                 series = TimeSeries(
                     listOf(
-                        "foo" to Duration.milliseconds(0),
-                        "bar" to Duration.milliseconds(42)
+                        "foo" to 0.milliseconds,
+                        "bar" to 42.milliseconds
                     )
                 )
             )

samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeMachineWorkflowTest.kt

@@ -9,6 +9,7 @@ import com.squareup.workflow1.stateful
 import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import org.junit.Test
 import kotlin.time.Duration
+import kotlin.time.Duration.Companion.seconds
 import kotlin.time.ExperimentalTime
 import kotlin.time.TestTimeSource
 
@@ -34,7 +35,7 @@ class TimeMachineWorkflowTest {
       // Record some renderings.
       awaitNextRendering().let { rendering ->
         assertThat(rendering.value.state).isEqualTo("initial")
-        clock += Duration.seconds(1)
+        clock += 1.seconds
         rendering.value.setState("second")
       }
       awaitNextRendering().let { rendering ->
@@ -45,14 +46,14 @@ class TimeMachineWorkflowTest {
       sendProps(PlayingBackAt(Unit, Duration.ZERO))
       awaitNextRendering().let { rendering ->
         assertThat(rendering.value.state).isEqualTo("initial")
-        assertThat(rendering.totalDuration).isEqualTo(Duration.seconds(1))
+        assertThat(rendering.totalDuration).isEqualTo(1.seconds)
       }
 
-      clock += Duration.seconds(1)
-      sendProps(PlayingBackAt(Unit, Duration.seconds(1)))
+      clock += 1.seconds
+      sendProps(PlayingBackAt(Unit, 1.seconds))
       awaitNextRendering().let { rendering ->
         assertThat(rendering.value.state).isEqualTo("second")
-        assertThat(rendering.totalDuration).isEqualTo(Duration.seconds(1))
+        assertThat(rendering.totalDuration).isEqualTo(1.seconds)
 
         rendering.value.setState("third")
       }
@@ -61,7 +62,7 @@ class TimeMachineWorkflowTest {
       sendProps(Recording(Unit))
       awaitNextRendering().let { rendering ->
         assertThat(rendering.value.state).isEqualTo("third")
-        assertThat(rendering.totalDuration).isEqualTo(Duration.seconds(2))
+        assertThat(rendering.totalDuration).isEqualTo(2.seconds)
       }
     }
   }

samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeSeriesTest.kt

@@ -4,6 +4,8 @@ import com.google.common.truth.Truth.assertThat
 import org.junit.Test
 import kotlin.test.assertFailsWith
 import kotlin.time.Duration
+import kotlin.time.Duration.Companion.days
+import kotlin.time.Duration.Companion.milliseconds
 import kotlin.time.ExperimentalTime
 
 @OptIn(ExperimentalTime::class)
@@ -16,60 +18,60 @@ class TimeSeriesTest {
   }
 
   @Test fun `duration increases after append`() {
-    series.append("foo", Duration.milliseconds(42))
+    series.append("foo", 42.milliseconds)
         .let {
-          assertThat(it.duration).isEqualTo(Duration.milliseconds(42))
+          assertThat(it.duration).isEqualTo(42.milliseconds)
         }
   }
 
   @Test fun `duration increases after multiple appends`() {
-    series.append("foo", Duration.milliseconds(2))
-        .append("bar", Duration.milliseconds(42))
+    series.append("foo", 2.milliseconds)
+        .append("bar", 42.milliseconds)
         .let {
-          assertThat(it.duration).isEqualTo(Duration.milliseconds(42))
+          assertThat(it.duration).isEqualTo(42.milliseconds)
         }
   }
 
   @Test fun `throws when appending value from the past`() {
-    val series1 = series.append("foo", Duration.milliseconds(42))
+    val series1 = series.append("foo", 42.milliseconds)
 
     assertFailsWith<IllegalArgumentException> {
-      series1.append("bar", Duration.milliseconds(41))
+      series1.append("bar", 41.milliseconds)
     }
   }
 
   @Test fun `allows appending value with last timestamp`() {
-    series.append("foo", Duration.milliseconds(42))
-        .append("bar", Duration.milliseconds(42))
+    series.append("foo", 42.milliseconds)
+        .append("bar", 42.milliseconds)
         .let {
-          assertThat(it.duration).isEqualTo(Duration.milliseconds(42))
+          assertThat(it.duration).isEqualTo(42.milliseconds)
         }
   }
 
   @Test fun `findValueNearest with empty list`() {
     assertFailsWith<NoSuchElementException> {
-      series.findValueNearest(Duration.milliseconds(42))
+      series.findValueNearest(42.milliseconds)
     }
   }
 
   @Test fun `findValueNearest with single value`() {
-    series.append("foo", Duration.milliseconds(42))
+    series.append("foo", 42.milliseconds)
         .let {
-          assertThat(it.findValueNearest(Duration.milliseconds(0))).isEqualTo("foo")
-          assertThat(it.findValueNearest(Duration.milliseconds(42))).isEqualTo("foo")
-          assertThat(it.findValueNearest(Duration.days(100))).isEqualTo("foo")
+          assertThat(it.findValueNearest(0.milliseconds)).isEqualTo("foo")
+          assertThat(it.findValueNearest(42.milliseconds)).isEqualTo("foo")
+          assertThat(it.findValueNearest(100.days)).isEqualTo("foo")
         }
   }
 
   @Test fun `findValueNearest with multiple values`() {
-    series.append("foo", Duration.milliseconds(41))
-        .append("bar", Duration.milliseconds(43))
+    series.append("foo", 41.milliseconds)
+        .append("bar", 43.milliseconds)
         .let {
-          assertThat(it.findValueNearest(Duration.milliseconds(0))).isEqualTo("foo")
-          assertThat(it.findValueNearest(Duration.milliseconds(41))).isEqualTo("foo")
-          assertThat(it.findValueNearest(Duration.milliseconds(42))).isEqualTo("foo")
-          assertThat(it.findValueNearest(Duration.milliseconds(43))).isEqualTo("bar")
-          assertThat(it.findValueNearest(Duration.days(100))).isEqualTo("bar")
+          assertThat(it.findValueNearest(0.milliseconds)).isEqualTo("foo")
+          assertThat(it.findValueNearest(41.milliseconds)).isEqualTo("foo")
+          assertThat(it.findValueNearest(42.milliseconds)).isEqualTo("foo")
+          assertThat(it.findValueNearest(43.milliseconds)).isEqualTo("bar")
+          assertThat(it.findValueNearest(100.days)).isEqualTo("bar")
         }
   }
 }

samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/TodoWorkflow.kt

@@ -77,7 +77,7 @@ class TodoWorkflow : TerminalWorkflow,
   override fun snapshotState(state: TodoList): Snapshot? = null
 
   private fun onKeystroke(key: KeyStroke) = action {
-    @Suppress("NON_EXHAUSTIVE_WHEN")
+    @Suppress("NON_EXHAUSTIVE_WHEN_STATEMENT")
     when (key.keyType) {
       ArrowUp -> state = state.moveFocusUp()
       ArrowDown -> state = state.moveFocusDown()

samples/tictactoe/app/src/main/java/com/squareup/sample/mainactivity/TicTacToeComponent.kt

@@ -17,13 +17,15 @@ import com.squareup.sample.gameworkflow.RealTakeTurnsWorkflow
 import com.squareup.sample.gameworkflow.RunGameWorkflow
 import com.squareup.sample.gameworkflow.TakeTurnsWorkflow
 import com.squareup.sample.mainworkflow.TicTacToeWorkflow
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import io.reactivex.Single
 import io.reactivex.android.schedulers.AndroidSchedulers.mainThread
 import timber.log.Timber
 
 /**
  * Pretend generated code of a pretend DI framework.
  */
+@OptIn(WorkflowUiExperimentalApi::class)
 class TicTacToeComponent : ViewModel() {
   private val countingIdlingResource = CountingIdlingResource("AuthServiceIdling")
   val idlingResource: IdlingResource = countingIdlingResource

samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameWorkflow.kt

@@ -42,6 +42,7 @@ typealias RunGameScreen = AlertContainerScreen<PanelContainerScreen<Any, Any>>
  * We define this otherwise redundant typealias to keep composite workflows
  * that build on [RunGameWorkflow] decoupled from it, for ease of testing.
  */
+@OptIn(WorkflowUiExperimentalApi::class)
 typealias RunGameWorkflow = Workflow<Unit, RunGameResult, RunGameScreen>
 
 /**

samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/TicTacToeWorkflow.kt

@@ -36,6 +36,7 @@ import com.squareup.workflow1.ui.modal.AlertContainerScreen
  * A [Unit] output event is emitted to signal that the workflow has ended, and the host
  * activity should be finished.
  */
+@OptIn(WorkflowUiExperimentalApi::class)
 class TicTacToeWorkflow(
   private val authWorkflow: AuthWorkflow,
   private val runGameWorkflow: RunGameWorkflow