Add multiplatform targets and benchmarks

.gitattributes

@@ -1,3 +1,6 @@
 # generated by Gradle Wrapper
 kt/gradlew linguist-generated
 kt/gradlew.bat linguist-generated
+
+# generated by Kotlin/JS
+kt/kotlin-js-store/yarn.lock

.github/workflows/kt-bench.yml

@@ -0,0 +1,122 @@
+name: Kotlin benchmarks
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  get-inputs:
+    uses: ephemient/aoc2024/.github/workflows/get-inputs.yml@main
+    secrets:
+      SESSION: ${{ secrets.SESSION }}
+
+  jmh-visualizer:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: jzillmann/jmh-visualizer
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+          cache: npm
+      - run: npm install
+      - run: npm run providedZip
+        env:
+          NODE_OPTIONS: --openssl-legacy-provider
+      - uses: actions/upload-artifact@v4
+        with:
+          name: jmh-visualizer
+          path: jmh-visualizer.zip
+
+  assemble:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+      - uses: gradle/actions/setup-gradle@v4
+      - run: ./gradlew assembleBenchmarks
+        working-directory: kt
+
+  build:
+    needs: [ assemble, get-inputs ]
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target: [ jvm, js, linuxX64 ]
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/download-artifact@v4
+        with:
+          name: inputs
+          path: inputs
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+      - uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: true
+      - run: ./gradlew ${{ matrix.target }}Benchmark
+        working-directory: kt
+        env:
+          AOC2024_DATADIR: ${{ github.workspace }}/inputs
+      - uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.target }}-benchmarks
+          path: kt/aoc2024-exe/build/reports/benchmarks
+
+  docs:
+    needs: [ jmh-visualizer, build ]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: gh-docs
+      - uses: actions/download-artifact@v4
+        with:
+          name: jmh-visualizer
+      - uses: actions/download-artifact@v4
+        with:
+          name: jvm-benchmarks
+          path: benchmarks
+      - uses: actions/download-artifact@v4
+        with:
+          name: js-benchmarks
+          path: benchmarks
+      - uses: actions/download-artifact@v4
+        with:
+          name: linuxX64-benchmarks
+          path: benchmarks
+      - run: rm -rf jmh-visualizer
+      - run: unzip -d jmh-visualizer jmh-visualizer.zip
+      - name: Create provided.js
+        run: |
+          shopt -s failglob
+          names=() jsonargs=()
+          for file in benchmarks/main/*/*.json; do
+            name=${file##*/}
+            name=${name%.*}
+            names+=("$name")
+            jsonargs+=(--slurpfile "$name" "$file")
+          done
+          cat >jmh-visualizer/provided.js <<EOF
+          // provided.js - generated by ${{ github.repository }}/${{ github.workflow }}, $(date +'%Y-%m-%d %H:%M:%S.%N')
+
+          var providedBenchmarks = $(jq --null-input --compact-output '$ARGS.positional|unique' --args "${names[@]}");
+
+          var providedBenchmarkStore = $(jq --null-input '$ARGS.named|map_values(.[0]|sort_by(.benchmark|[split("[.]|(?<!\\d)(?!\\D)|(?<!\\D)(?!\\d)")|map(try tonumber catch .),.]))' "${jsonargs[@]}");
+          EOF
+      - uses: EndBug/add-and-commit@v9
+        with:
+          add: jmh-visualizer
+          message: 'kotlinx.benchmark ${{ github.sha }}'

.github/workflows/kt.yml

@@ -17,23 +17,85 @@ jobs:
       SESSION: ${{ secrets.SESSION }}
 
   build:
-    needs: [ get-inputs ]
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+      - uses: gradle/actions/setup-gradle@v4
+      - run: ./gradlew build distZip
+        working-directory: kt
+      - uses: actions/upload-artifact@v4
+        with:
+          name: aoc2024-exe
+          path: kt/aoc2024-exe/build/distributions/*.zip
+      - uses: actions/upload-artifact@v4
+        with:
+          name: aoc2024-kexe
+          path: |
+            kt/aoc2024-exe/build/bin/*/debugExecutable/*.kexe
+            kt/aoc2024-exe/build/bin/*/releaseExecutable/*.kexe
+      - uses: actions/upload-artifact@v4
+        with:
+          name: aoc2024-js
+          path: kt/build/js/packages/aoc2024-aoc2024-exe/kotlin/*
+
+  run-jvm:
+    needs: [ get-inputs, build ]
+    runs-on: ubuntu-latest
+
+    steps:
       - uses: actions/download-artifact@v4
         with:
           name: inputs
           path: inputs
+      - uses: actions/download-artifact@v4
+        with:
+          name: aoc2024-exe
+      - run: unzip aoc2024-exe.zip
       - uses: actions/setup-java@v4
         with:
           distribution: temurin
           java-version: 21
-      - uses: gradle/actions/setup-gradle@v4
-      - run: ./gradlew check
-        working-directory: kt
-      - run: ./gradlew :aoc2024-exe:jvmRun
-        working-directory: kt
+      - run: aoc2024-exe/bin/aoc2024-exe
+        env:
+          AOC2024_DATADIR: inputs
+
+  run-native:
+    needs: [ get-inputs, build ]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: inputs
+          path: inputs
+      - uses: actions/download-artifact@v4
+        with:
+          name: aoc2024-kexe
+      - run: chmod +x linuxX64/*/aoc2024-exe.kexe
+      - run: linuxX64/releaseExecutable/aoc2024-exe.kexe
+        env:
+          AOC2024_DATADIR: inputs
+
+  run-node:
+    needs: [ get-inputs, build ]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: inputs
+          path: inputs
+      - uses: actions/download-artifact@v4
+        with:
+          name: aoc2024-js
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22.0.0
+      - run: node aoc2024-aoc2024-exe.js
         env:
-          AOC2024_DATADIR: ${{ github.workspace }}/inputs
+          AOC2024_DATADIR: inputs

kt/README.md

@@ -9,10 +9,16 @@ Run the test suite:
 ./gradlew :aoc2024-lib:allTests
 ```
 
+Run [kotlinx.benchmark](https://github.com/Kotlin/kotlinx-benchmark) ([JMH](https://openjdk.java.net/projects/code-tools/jmh/)) benchmarks:
+
+```sh
+./gradlew :aoc2024-exe:benchmark
+```
+
 Print solutions for the inputs provided in local data files:
 
 ```sh
-./gradlew :aoc2024-exe:jvmRun
+./gradlew :aoc2024-exe:jvmRun :aoc2024-exe:runReleaseExecutable{LinuxX64,Macos{X64,Arm64}} :aoc2024-exe:jsNodeProductionRun
 ```
 
 Run all checks, including [Detekt](https://detekt.github.io/) static code analysis:

kt/aoc2024-exe/build.gradle.kts

@@ -1,15 +1,46 @@
-import io.gitlab.arturbosch.detekt.Detekt
+import org.jetbrains.kotlin.gradle.plugin.KotlinSourceSetTree
 
 plugins {
     alias(libs.plugins.kotlin.multiplatform)
+    alias(libs.plugins.kotlin.plugin.allopen)
     alias(libs.plugins.detekt)
+    alias(libs.plugins.kotlinx.benchmark)
+    distribution
 }
 
 kotlin {
     jvm {
         mainRun {
             mainClass = "com.github.ephemient.aoc2024.exe.Main"
         }
+        compilations {
+            create("bench") {
+                associateWith(getByName("main"))
+            }
+        }
+    }
+    js {
+        nodejs()
+        binaries.executable()
+    }
+    for (target in arrayOf(linuxArm64(), linuxX64(), macosArm64(), macosX64(), mingwX64())) {
+        target.binaries.executable {
+            entryPoint("com.github.ephemient.aoc2024.exe.main")
+        }
+        target.compilations {
+            create("bench") {
+                associateWith(getByName("main"))
+            }
+        }
+    }
+
+    applyDefaultHierarchyTemplate()
+    applyHierarchyTemplate {
+        withSourceSetTree(KotlinSourceSetTree("bench"))
+        common {
+            withJvm()
+            withNative()
+        }
     }
 
     sourceSets {
@@ -19,9 +50,77 @@ kotlin {
                 implementation(libs.kotlinx.coroutines)
             }
         }
+        getByName("commonBench") {
+            dependencies {
+                implementation(libs.kotlinx.benchmark)
+            }
+        }
+        jsMain {
+            dependencies {
+                implementation(libs.kotlin.wrappers.node)
+            }
+        }
+        nativeMain {
+            dependencies {
+                implementation(libs.okio)
+            }
+        }
     }
 }
 
 dependencies {
     detektPlugins(libs.bundles.detekt.plugins)
 }
+
+distributions {
+    main {
+        val jvmRuntimeClasspath = files(
+            tasks.named("jvmJar"),
+            configurations.getByName("jvmRuntimeClasspath"),
+        )
+
+        val startScripts by tasks.registering(CreateStartScripts::class) {
+            mainClass = "com.github.ephemient.aoc2024.exe.Main"
+            classpath = jvmRuntimeClasspath
+            outputDir = File(buildDir, "scripts")
+            applicationName = project.name
+        }
+
+        contents {
+            from(startScripts) {
+                into("bin")
+            }
+            from(jvmRuntimeClasspath) {
+                into("lib")
+            }
+            from("src/dist")
+        }
+    }
+}
+
+allOpen {
+    annotation("org.openjdk.jmh.annotations.State")
+}
+
+benchmark {
+    targets {
+        register("jvmBench")
+        register("linuxArm64Bench")
+        register("linuxX64Bench")
+        register("macosArm64Bench")
+        register("macosX64Bench")
+        register("mingwX64Bench")
+    }
+
+    configurations {
+        getByName("main") {
+            warmups = 1
+            iterationTime = 1
+            iterationTimeUnit = "s"
+            mode = "avgt"
+            outputTimeUnit = "us"
+            project.findProperty("benchmarkInclude")?.let { include(it.toString()) }
+            project.findProperty("benchmarkExclude")?.let { exclude(it.toString()) }
+        }
+    }
+}

kt/aoc2024-exe/src/commonBench/kotlin/com/github/ephemient/aoc2024/exe/Day1Bench.kt

@@ -0,0 +1,23 @@
+package com.github.ephemient.aoc2024.exe
+
+import com.github.ephemient.aoc2024.Day1
+import kotlinx.benchmark.Benchmark
+import kotlinx.benchmark.Scope
+import kotlinx.benchmark.Setup
+import kotlinx.benchmark.State
+
+@State(Scope.Benchmark)
+class Day1Bench {
+    private lateinit var input: String
+
+    @Setup
+    fun setup() {
+        input = getDayInput(1)
+    }
+
+    @Benchmark
+    fun part1() = Day1(input).part1()
+
+    @Benchmark
+    fun part2() = Day1(input).part2()
+}