Use Spotless

.editorconfig

@@ -8,4 +8,4 @@ trim_trailing_whitespace = true
 insert_final_newline = true
 
 [*.{kt, kts}]
-kotlin_imports_layout = ascii
+ij_kotlin_imports_layout = *

.git-blame-ignore-revs

@@ -0,0 +1,2 @@
+# Run './gradlew spotlessApply'
+782fd524b15c8de7952ed6dc944d83484d075082

build.gradle.kts

@@ -1,4 +1,5 @@
 import com.android.build.gradle.BaseExtension
+import com.diffplug.gradle.spotless.SpotlessExtension
 import com.vanniktech.maven.publish.MavenPublishBaseExtension
 import com.vanniktech.maven.publish.SonatypeHost
 import java.net.URI
@@ -30,6 +31,7 @@ buildscript {
 
 plugins {
   id("com.github.gmazzo.buildconfig") version "3.1.0" apply false
+  alias(libs.plugins.spotless)
 }
 
 apply(plugin = "org.jetbrains.dokka")
@@ -40,6 +42,20 @@ tasks.named("dokkaHtmlMultiModule", DokkaMultiModuleTask::class.java).configure
 
 apply(plugin = "com.vanniktech.maven.publish.base")
 
+configure<SpotlessExtension> {
+  kotlin {
+    target("**/*.kt")
+    ktlint()
+      .editorConfigOverride(
+        mapOf(
+          "ktlint_standard_comment-spacing" to "disabled", // TODO Re-enable
+          "ktlint_standard_filename" to "disabled",
+          "ktlint_standard_indent" to "disabled", // TODO Re-enable
+        )
+      )
+  }
+}
+
 allprojects {
   group = "app.cash.zipline"
   version = project.property("VERSION_NAME") as String

gradle/libs.versions.toml

@@ -65,4 +65,5 @@ truth = { module = "com.google.truth:truth", version = "1.1.3" }
 downloadTask-gradle-plugin = { module = "de.undercouch:gradle-download-task", version = "5.4.0" }
 
 [plugins]
+spotless = { id = "com.diffplug.spotless", version = "6.18.0" }
 zipline-kotlin = { id = "app.cash.zipline.kotlin" }

samples/trivia/trivia-js/src/jsMain/kotlin/app/cash/zipline/samples/trivia/triviaJs.kt

@@ -26,11 +26,11 @@ class RealTriviaService : TriviaService {
           override fun result(answer: String) = when {
             answer.trim().equals("Eclipse", ignoreCase = true) -> AnswerResult(
               correct = true,
-              message = "Yep! Next they'll need to block out an Oracle."
+              message = "Yep! Next they'll need to block out an Oracle.",
             )
             else -> AnswerResult(
               correct = false,
-              message = "Nope! The stars aren't in alignment for you."
+              message = "Nope! The stars aren't in alignment for you.",
             )
           }
         },
@@ -41,19 +41,18 @@ class RealTriviaService : TriviaService {
           override fun result(answer: String) = when {
             answer.matches(Regex("vim?", option = RegexOption.IGNORE_CASE)) -> AnswerResult(
               correct = true,
-              message = "You got it! :wq while you're ahead!"
+              message = "You got it! :wq while you're ahead!",
             )
             else -> AnswerResult(
               correct = false,
-              message = "Not that! Are you taking your VItamins?"
+              message = "Not that! Are you taking your VItamins?",
             )
           }
         },
       ),
-    )
+    ),
   )
 
-
   override fun games() = gameWithAnswersList.map { it.game }
 
   override fun answer(gameId: Int, questionId: Int, answer: String) =
@@ -68,7 +67,7 @@ interface QuestionAndAnswer {
 class GameWithAnswers(
   private val id: Int,
   private val name: String,
-  val questionList: List<QuestionAndAnswer>
+  val questionList: List<QuestionAndAnswer>,
 ) {
   val game: TriviaGame
     get() = TriviaGame(

samples/world-clock/presenters/src/androidMain/kotlin/app/cash/zipline/samples/worldclock/android.kt

@@ -21,7 +21,6 @@ import app.cash.zipline.loader.ZiplineLoader
 import java.util.concurrent.Executors
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.asCoroutineDispatcher
-import kotlinx.coroutines.cancel
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.flowOf
 import okhttp3.OkHttpClient

samples/world-clock/presenters/src/iosMain/kotlin/app/cash/zipline/samples/worldclock/ios.kt

@@ -16,7 +16,6 @@
 package app.cash.zipline.samples.worldclock
 
 import app.cash.zipline.loader.ManifestVerifier.Companion.NO_SIGNATURE_CHECKS
-import app.cash.zipline.loader.ZiplineHttpClient
 import app.cash.zipline.loader.ZiplineLoader
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers

samples/world-clock/presenters/src/jsMain/kotlin/app/cash/zipline/samples/worldclock/js.kt

@@ -30,22 +30,22 @@ fun main() {
   val worldClockHost = zipline.take<WorldClockHost>("WorldClockHost")
   zipline.bind<WorldClockPresenter>(
     name = "WorldClockPresenter",
-    instance = RealWorldClockPresenter(worldClockHost)
+    instance = RealWorldClockPresenter(worldClockHost),
   )
 }
 
 class RealWorldClockPresenter(
-  private val host: WorldClockHost
+  private val host: WorldClockHost,
 ) : WorldClockPresenter {
   override fun models(
-    events: Flow<WorldClockEvent>
+    events: Flow<WorldClockEvent>,
   ): Flow<WorldClockModel> {
     return flow {
       while (true) {
         emit(
           WorldClockModel(
-            label = TimeFormatter().formatLocalTime()
-          )
+            label = TimeFormatter().formatLocalTime(),
+          ),
         )
         delay(16)
       }

zipline-bytecode/src/main/kotlin/app/cash/zipline/bytecode/JsObjectReader.kt

@@ -123,7 +123,7 @@ class JsObjectReader(
       closureVars = closureVars,
       bytecode = bytecode,
       constantPool = constantPool,
-      debug = debug
+      debug = debug,
     )
   }
 
@@ -180,7 +180,7 @@ class JsObjectReader(
     return Debug(
       fileName = fileName.string,
       lineNumber = lineNumber,
-      pc2Line = pc2line
+      pc2Line = pc2line,
     )
   }
 }

zipline-bytecode/src/main/kotlin/app/cash/zipline/bytecode/JsObjectWriter.kt

@@ -26,7 +26,7 @@ import okio.Closeable
  */
 class JsObjectWriter(
   private val atoms: AtomSet,
-  private val sink: BufferedSink
+  private val sink: BufferedSink,
 ) : Closeable by sink {
   private var used: Boolean = false
 
@@ -134,7 +134,7 @@ class JsObjectWriter(
       value.kind or
         value.isConst.toBit(4) or
         value.isLexical.toBit(5) or
-        value.isCaptured.toBit(6)
+        value.isCaptured.toBit(6),
     )
   }
 
@@ -146,7 +146,7 @@ class JsObjectWriter(
         value.isArg.toBit(1) or
         value.isConst.toBit(2) or
         value.isLexical.toBit(3) or
-        (value.kind shl 4)
+        (value.kind shl 4),
     )
   }
 

zipline-bytecode/src/main/kotlin/app/cash/zipline/bytecode/applySourceMap.kt

@@ -36,7 +36,7 @@ fun applySourceMapToBytecode(
   val atoms = jsReader.atoms.toMutableAtomSet()
   val rewriter = SourceMapBytecodeRewriter(
     sourceMap = sourceMap,
-    atoms = atoms
+    atoms = atoms,
   )
 
   val ktObject = with(rewriter) {
@@ -59,7 +59,7 @@ private class SourceMapBytecodeRewriter(
       is JsFunctionBytecode -> {
         copy(
           debug = debug?.jsToKt(),
-          constantPool = constantPool.map { it.jsToKt() }
+          constantPool = constantPool.map { it.jsToKt() },
         )
       }
       else -> this
@@ -71,7 +71,7 @@ private class SourceMapBytecodeRewriter(
 
     val jsReader = LineNumberReader(
       functionLineNumber = lineNumber,
-      source = Buffer().write(pc2Line)
+      source = Buffer().write(pc2Line),
     )
 
     var ktFileName: String? = null

zipline-bytecode/src/main/kotlin/app/cash/zipline/bytecode/atoms.kt

@@ -29,7 +29,7 @@ interface AtomSet {
 }
 
 class MutableAtomSet(
-  strings: List<JsString>
+  strings: List<JsString>,
 ) : AtomSet {
   private val _strings = strings.toMutableList()
   private val stringToId = mutableMapOf<JsString, Int>()
@@ -270,18 +270,18 @@ private val BUILT_IN_ATOMS: List<JsString> = listOf(
   "TypeError",
   "URIError",
   "InternalError",
-  "<brand>",  // Symbols
-  "Symbol.toPrimitive",  // Symbols
-  "Symbol.iterator",  // Symbols
-  "Symbol.match",  // Symbols
-  "Symbol.matchAll",  // Symbols
-  "Symbol.replace",  // Symbols
-  "Symbol.search",  // Symbols
-  "Symbol.split",  // Symbols
-  "Symbol.toStringTag",  // Symbols
-  "Symbol.isConcatSpreadable",  // Symbols
-  "Symbol.hasInstance",  // Symbols
-  "Symbol.species",  // Symbols
-  "Symbol.unscopables",  // Symbols
-  "Symbol.asyncIterator",  // Symbols
+  "<brand>", // Symbols
+  "Symbol.toPrimitive", // Symbols
+  "Symbol.iterator", // Symbols
+  "Symbol.match", // Symbols
+  "Symbol.matchAll", // Symbols
+  "Symbol.replace", // Symbols
+  "Symbol.search", // Symbols
+  "Symbol.split", // Symbols
+  "Symbol.toStringTag", // Symbols
+  "Symbol.isConcatSpreadable", // Symbols
+  "Symbol.hasInstance", // Symbols
+  "Symbol.species", // Symbols
+  "Symbol.unscopables", // Symbols
+  "Symbol.asyncIterator", // Symbols
 ).map { it.toJsString() }

zipline-bytecode/src/test/kotlin/app/cash/zipline/bytecode/ApplySourceMapToBytecodeTest.kt

@@ -27,15 +27,17 @@ import org.junit.Test
 class ApplySourceMapToBytecodeTest {
   private val quickJs = QuickJs.create()
 
-  private val emptySourceMap = SourceMap.parse("""
+  private val emptySourceMap = SourceMap.parse(
+    """
     |{
     |  "version": 3,
     |  "sources": [],
     |  "sourcesContent": [],
     |  "names": [],
     |  "mappings": ";;"
     |}
-    """.trimMargin())
+    """.trimMargin(),
+  )
 
   @Before
   fun setUp() {
@@ -117,14 +119,17 @@ class ApplySourceMapToBytecodeTest {
     val exception = assertFailsWith<Exception> {
       quickJs.evaluate("require('demo').sayHello()")
     }
-    assertThat(exception.stackTraceToString()).startsWith("""
+    assertThat(exception.stackTraceToString()).startsWith(
+      """
       |app.cash.zipline.QuickJsException: boom!
       |	at JavaScript.goBoom1(throwException.kt)
       |	at JavaScript.goBoom2(throwException.kt:9)
       |	at JavaScript.goBoom3(throwException.kt:6)
       |	at JavaScript.sayHello(throwException.kt:3)
       |	at JavaScript.<eval>(?)
-      |""".trimMargin())
+      |
+""".trimMargin(),
+    )
   }
 
   @Test fun removeLeadingDotDotsInSourceMap() {
@@ -167,21 +172,25 @@ class ApplySourceMapToBytecodeTest {
     val exception = assertFailsWith<Exception> {
       quickJs.evaluate("require('goBoom').app.cash.zipline.testing.goBoom(3)")
     }
-    assertThat(exception.stackTraceToString().replace("\t", "  ")).startsWith("""
+    assertThat(exception.stackTraceToString().replace("\t", "  ")).startsWith(
+      """
       |app.cash.zipline.QuickJsException: boom
       |  at JavaScript.<anonymous>(go-boom/src/jsMain/kotlin/app/cash/zipline/testing/goBoom.kt:4)
       |  at JavaScript.<anonymous>(go-boom/src/jsMain/kotlin/app/cash/zipline/testing/goBoom.kt:10)
       |  at JavaScript.<anonymous>(go-boom/src/jsMain/kotlin/app/cash/zipline/testing/goBoom.kt:10)
       |  at JavaScript.<anonymous>(go-boom/src/jsMain/kotlin/app/cash/zipline/testing/goBoom.kt:10)
       |  at JavaScript.<eval>(?)
-      |""".trimMargin())
+      |
+""".trimMargin(),
+    )
   }
 
   @Test fun functionWithNoInstructions() {
     val js = """
       |function doNothing() {
       |}
-      |""".trimMargin()
+      |
+""".trimMargin()
 
     // Just confirm the empty function can be transformed successfully.
     val bytecode = quickJs.compile(js, "demo.js")
@@ -203,7 +212,8 @@ class ApplySourceMapToBytecodeTest {
       |        : b + c + d + Array(e-d.length+1).join(0);
       |    });
       |}
-      |""".trimMargin()
+      |
+""".trimMargin()
 
     val bytecode = quickJs.compile(js, "demo.js")
     val bytecodeWithSourceMap = applySourceMapToBytecode(bytecode, emptySourceMap)