Gradle plugin with 1-line initialization of all buildscript dependencies and plugins

embed/build.gradle.kts

@@ -0,0 +1,55 @@
+import java.util.Properties
+import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.defineXomrkGiteaMavenRepo
+import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.optInContracts
+
+buildscript {
+	val versions = java.util.Properties()
+	versions.load(rootDir.resolve("../versions.properties").inputStream())
+
+
+	dependencies {
+		classpath("ru.landgrafhomyak.kotlin:kotlin-mpp-gradle-build-helper:v${versions.getProperty("this")}k${versions.getProperty("kotlin")}")
+	}
+}
+
+plugins {
+	kotlin("multiplatform") version "2.0.20"
+	`maven-publish`
+}
+
+val versions = Properties()
+versions.load(rootDir.resolve("../versions.properties").inputStream())
+
+val targetKotlinVersion = versions.getProperty("kotlin")
+
+group = "ru.landgrafhomyak.kotlin"
+version = "v${versions.getProperty("this")}k${targetKotlinVersion}"
+
+repositories {
+	mavenCentral()
+}
+
+
+
+kotlin {
+	optInContracts()
+
+	jvmToolchain(8)
+	jvm()
+
+	sourceSets {
+		jvmMain {
+			dependencies {
+				compileOnly("dev.gradleplugins:gradle-api:${versions.getProperty("gradle")}")
+				implementation("${group}:kotlin-mpp-gradle-build-helper:${targetKotlinVersion}")
+				implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:${targetKotlinVersion}")
+			}
+		}
+	}
+}
+
+publishing {
+	repositories {
+		defineXomrkGiteaMavenRepo()
+	}
+}

embed/settings.gradle.kts

@@ -0,0 +1,2 @@
+rootProject.name = "kotlin-mpp-gradle-build"
+

embed/src/jvmMain/kotlin/ru/landgrafhomyak/kotlin/kmp_gradle_build_helper/SetupBuildScript.kt

@@ -0,0 +1,19 @@
+package ru.landgrafhomyak.kotlin.kmp_gradle_build_helper
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+
+
+class SetupBuildScript : Plugin<Project> {
+	override fun apply(project: Project) {
+		project.extensions.add("xomrk", XomrkDsl(project))
+	}
+
+	internal object PluginIDs {
+		@JvmStatic
+		val THIS = "ru.landgrafhomyak.kotlin.original-multiplatform-ext"
+
+		@JvmStatic
+		val KOTLIN_MULTIPLATFORM = "org.jetbrains.kotlin.multiplatform"
+	}
+}

embed/src/jvmMain/kotlin/ru/landgrafhomyak/kotlin/kmp_gradle_build_helper/XomrkDsl.kt

@@ -0,0 +1,37 @@
+package ru.landgrafhomyak.kotlin.kmp_gradle_build_helper
+
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
+import kotlin.reflect.KClass
+import org.gradle.api.Project
+import org.jetbrains.kotlin.gradle.dsl.KotlinMultiplatformExtension
+import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.SetupBuildScript.PluginIDs
+
+open class XomrkDsl internal constructor(private val project: Project) {
+	@Suppress("FunctionName")
+	private fun <T : Any> _wrapExtension(
+		@Suppress("SameParameterValue") pluginId: String,
+		extensionClass: KClass<T>,
+		config: T.() -> Unit
+	) {
+		contract {
+			callsInPlace(config, InvocationKind.EXACTLY_ONCE)
+		}
+
+		if (null == this.project.plugins.findPlugin(pluginId)) {
+			this.project.plugins.apply(pluginId)
+		}
+
+		val dsl = this.project.extensions.findByType(extensionClass.java) ?: throw RuntimeException("Can't get extension")
+		config(dsl)
+
+	}
+
+	fun kotlin(config: KotlinMultiplatformExtension.() -> Unit) {
+		contract {
+			callsInPlace(config, InvocationKind.EXACTLY_ONCE)
+		}
+
+		this._wrapExtension(PluginIDs.KOTLIN_MULTIPLATFORM, KotlinMultiplatformExtension::class, config)
+	}
+}

embed/src/jvmMain/kotlin/ru/landgrafhomyak/kotlin/kmp_gradle_build_helper/dsl_entry_point.kt

@@ -0,0 +1,20 @@
+package ru.landgrafhomyak.kotlin.kmp_gradle_build_helper
+
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
+import org.gradle.api.Project
+
+@Suppress("unused")
+fun Project.xomrk(config: XomrkDsl.() -> Unit) {
+	contract {
+		callsInPlace(config, InvocationKind.EXACTLY_ONCE)
+	}
+
+	if (null == this.plugins.findPlugin(SetupBuildScript::class.java)) {
+		this.plugins.apply(SetupBuildScript::class.java)
+	}
+
+	val dsl = this.extensions.findByType(XomrkDsl::class.java) ?: throw RuntimeException("Can't install helper plugin")
+
+	config(dsl)
+}

embed/src/jvmMain/resources/META-INF/gradle-plugins/ru.landgrafhomyak.kotlin.original-multiplatform-ext.properties

@@ -0,0 +1 @@
+implementation-class=ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.SetupBuildScript

settings.gradle.kts

@@ -1,2 +1,3 @@
 includeBuild("impl")
+includeBuild("embed")
 includeBuild("test")

test/build.gradle.kts

@@ -1,6 +1,7 @@
 import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.defineAllMultiplatformTargets
 import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.defineXomrkGiteaMavenRepo
 import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.optInContracts
+import ru.landgrafhomyak.kotlin.kmp_gradle_build_helper.xomrk
 
 buildscript {
 	val versions = java.util.Properties()
@@ -12,22 +13,19 @@ buildscript {
 	}
 
 	dependencies {
-		classpath("ru.landgrafhomyak.kotlin:kotlin-mpp-gradle-build-helper:v${versions.getProperty("this")}k${versions.getProperty("kotlin")}")
+		classpath("ru.landgrafhomyak.kotlin:kotlin-mpp-gradle-build:v${versions.getProperty("this")}k${versions.getProperty("kotlin")}")
 	}
 }
 
-plugins {
-	kotlin("multiplatform") version "2.0.20"
-}
-
 repositories {
 	mavenCentral()
 	defineXomrkGiteaMavenRepo()
 }
 
-
+xomrk {
-kotlin {
+	kotlin {
-	jvmToolchain(8)
+		jvmToolchain(8)
-	defineAllMultiplatformTargets()
+		defineAllMultiplatformTargets()
-	optInContracts()
+		optInContracts()
+	}
 }