migrate plugin to kotlin dsl

Author: wldeh

plugin/build.gradle

@@ -0,0 +1,144 @@
+import kotlinx.team.infra.*
+
+val jmhVersion: String by project
+val kotlin_version: String by project
+
+buildscript {
+    val kotlin_version: String by project
+    val infra_version: String by project
+    
+    val kotlinDevUrl by extra { rootProject.properties["kotlin_repo_url"] }
+    repositories {
+        maven("https://maven.pkg.jetbrains.space/kotlin/p/kotlinx/maven")
+        mavenCentral()
+        kotlinDevUrl?.let {
+            maven { url = uri(it.toString()) }
+        }
+    }
+    dependencies {
+        classpath("kotlinx.team:kotlinx.team.infra:$infra_version")
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version")
+    }
+}
+
+plugins {
+    `java-gradle-plugin`
+    `maven-publish`
+    id("com.gradle.plugin-publish") version "0.21.0"
+    kotlin("jvm") version "1.9.0"
+}
+
+apply(plugin = "org.jetbrains.kotlin.jvm")
+apply(plugin = "kotlinx.team.infra")
+
+configure<InfraExtension> {
+    teamcity {
+        libraryStagingRepoDescription = project.name
+    }
+
+    publishing {
+        include(":")
+
+        libraryRepoUrl = "https://github.com/Kotlin/kotlinx-benchmark"
+    }
+}
+
+
+
+logger.info("Using Kotlin ${kotlin_version} for project ${project.name}")
+
+repositories {
+    mavenCentral()
+    gradlePluginPortal()
+
+    project.properties["kotlinDevUrl"]?.let { url ->
+        maven { setUrl(url.toString()) }
+    }
+}
+
+pluginBundle {
+    website = "https://github.com/Kotlin/kotlinx-benchmark"
+    vcsUrl = "https://github.com/Kotlin/kotlinx-benchmark.git"
+    tags = listOf("benchmarking", "multiplatform", "kotlin")
+}
+
+gradlePlugin {
+    plugins {
+        register("benchmarkPlugin") {
+            id = "org.jetbrains.kotlinx.benchmark"
+            implementationClass = "kotlinx.benchmark.gradle.BenchmarksPlugin"
+            displayName = "Gradle plugin for benchmarking"
+            description = "Toolkit for running benchmarks for multiplatform Kotlin code."
+        }
+    }
+}
+
+sourceSets {
+    main {
+        kotlin.srcDir("main/src")
+        java.srcDir("main/src")
+        resources.srcDir("main/resources")
+    }
+    test {
+        kotlin.srcDir("test/src")
+        java.srcDir("test/src")
+        resources.srcDir("test/resources")
+    }
+}
+
+tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile>().configureEach {
+    kotlinOptions {
+        freeCompilerArgs += "-opt-in=kotlin.RequiresOptIn"
+        apiVersion = "1.4"
+    }
+}
+
+dependencies {
+    implementation("org.jetbrains.kotlin:kotlin-reflect:$kotlin_version")
+    implementation("com.squareup:kotlinpoet:1.3.0")
+    implementation("org.jetbrains.kotlin:kotlin-util-klib-metadata:$kotlin_version")
+    implementation("org.jetbrains.kotlin:kotlin-util-klib:$kotlin_version")
+    implementation("org.jetbrains.kotlin:kotlin-util-io:$kotlin_version")
+    compileOnly("org.jetbrains.kotlin.multiplatform:org.jetbrains.kotlin.multiplatform.gradle.plugin:$kotlin_version")
+    compileOnly("org.jetbrains.kotlin:kotlin-compiler-embeddable:$kotlin_version")
+    compileOnly("org.openjdk.jmh:jmh-generator-bytecode:$jmhVersion")
+}
+
+tasks.register("overridePluginVersion") {
+    description = "Overrides BenchmarksPlugin.PLUGIN_VERSION during release builds"
+    onlyIf {
+        project.findProperty("releaseVersion") != null
+    }
+    doLast {
+        val benchmarksPluginFile = "${projectDir}/main/src/kotlinx/benchmark/gradle/BenchmarksPlugin.kt"
+        val releaseVersion = project.findProperty("releaseVersion") as String?
+        ant.withGroovyBuilder {
+            "replaceregexp"(
+                "file" to benchmarksPluginFile,
+                "match" to """const val PLUGIN_VERSION = "[\d.]+-SNAPSHOT"""",
+                "replace" to """const val PLUGIN_VERSION = "$releaseVersion"""",
+                "encoding" to "UTF-8"
+            )
+        }
+    }
+}
+
+tasks.named("compileKotlin").configure {
+    dependsOn("overridePluginVersion")
+}
+
+if (project.findProperty("publication_repository") == "space") {
+    // publish to Space repository
+    publishing {
+        repositories {
+            maven {
+                name = "space"
+                url = uri("https://maven.pkg.jetbrains.space/kotlin/p/kotlinx/dev")
+                credentials {
+                    username = project.findProperty("space.user") as String?
+                    password = project.findProperty("space.token") as String?
+                }
+            }
+        }
+    }
+}