Use Kotlin DSL for gradle scripts (fwcd#81)

* Use Kotlin DSL for gradle scripts

* Made the shared module import work with latest kotlin-language-server main

* Add java version specifier to build pipeline

* Experiment with disabling daemon for test invoking gradle

* Remove copy-paste from kotlin language server

Author: themkat

.github/workflows/build.yml

@@ -21,4 +21,4 @@ jobs:
           distribution: 'temurin'
           java-version: ${{ matrix.java }}
       - name: Build
-        run: ./gradlew :adapter:build
+        run: ./gradlew :adapter:build -PjavaVersion=${{ matrix.java }}

adapter/build.gradle

@@ -0,0 +1,86 @@
+plugins {
+    kotlin("jvm")
+    id("maven-publish")
+    id("application")
+    id("com.jaredsburrows.license")
+}
+
+val debugPort = 8000
+val debugArgs = "-agentlib:jdwp=transport=dt_socket,server=y,address=8000,suspend=n,quiet=y"
+
+val adapterMainClassName = "org.javacs.ktda.KDAMainKt"
+
+application {
+    mainClass.set(adapterMainClassName)
+    description = "Debug Adapter for Kotlin"
+    applicationDistribution.into("bin") {
+        fileMode = 755
+    }
+}
+
+dependencies {
+	// The JSON-RPC and Debug Adapter Protocol implementations
+	implementation("org.eclipse.lsp4j:org.eclipse.lsp4j.debug:0.15.0")
+	implementation("org.jetbrains.kotlin:kotlin-stdlib")
+	implementation("org.jetbrains.kotlin:kotlin-reflect")
+	implementation("kotlin-language-server:shared")
+
+    // modules temporarily needed because of shared module import above
+    implementation("org.jetbrains.exposed:exposed-core:0.37.3")
+    implementation("org.jetbrains.exposed:exposed-dao:0.37.3")
+
+    
+	testImplementation("junit:junit:4.12")
+	testImplementation("org.hamcrest:hamcrest-all:1.3")
+}
+
+tasks.startScripts {
+    applicationName = "kotlin-debug-adapter"
+}
+
+tasks.register<Exec>("fixFilePermissions") {
+    // When running on macOS or Linux the start script
+    // needs executable permissions to run.
+
+    onlyIf { !System.getProperty("os.name").lowercase().contains("windows") }
+    commandLine("chmod", "+x", "${tasks.installDist.get().destinationDir}/bin/kotlin-debug-adapter")
+}
+
+tasks.register<JavaExec>("debugRun") {
+    mainClass.set(adapterMainClassName)
+    classpath(sourceSets.main.get().runtimeClasspath)
+    standardInput = System.`in`
+
+    jvmArgs(debugArgs)
+    doLast {
+        println("Using debug port $debugPort")
+    }
+}
+
+tasks.register<CreateStartScripts>("debugStartScripts") {
+    applicationName = "kotlin-debug-adapter"
+    mainClass.set(adapterMainClassName)
+    outputDir = tasks.installDist.get().destinationDir.toPath().resolve("bin").toFile()
+    classpath = tasks.startScripts.get().classpath
+    defaultJvmOpts = listOf(debugArgs)
+}
+
+tasks.register<Sync>("installDebugDist") {
+    dependsOn("installDist")
+    finalizedBy("debugStartScripts")
+}
+
+tasks.withType<Test>() {
+    testLogging {
+        events("failed")
+        exceptionFormat = org.gradle.api.tasks.testing.logging.TestExceptionFormat.SHORT
+    }
+}
+
+tasks.installDist {
+    finalizedBy("fixFilePermissions")
+}
+
+tasks.build {
+    finalizedBy("installDist")
+}

adapter/build.gradle.kts

@@ -24,7 +24,7 @@ abstract class DebugAdapterTestFixture(
 
     @Before fun startDebugAdapter() {
         // Build the project first
-        val process = ProcessBuilder("./gradlew", "assemble")
+        val process = ProcessBuilder("./gradlew", "--no-daemon", "assemble")
             .directory(absoluteWorkspaceRoot.toFile())
             .inheritIO()
             .start()

adapter/src/test/kotlin/org/javacs/ktda/DebugAdapterTestFixture.kt

@@ -1,5 +1,6 @@
 plugins {
-    id 'org.jetbrains.kotlin.jvm' version "$kotlinVersion"
+    kotlin("jvm")
+    `maven-publish`
 }
 
 allprojects {

build.gradle renamed to build.gradle.kts

@@ -0,0 +1,21 @@
+rootProject.name = "kotlin-debug-adapter"
+
+include("adapter")
+
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+    }
+
+    plugins {
+        val kotlinVersion: String by settings
+        kotlin("jvm") version "$kotlinVersion" apply false
+        id("com.jaredsburrows.license") version "0.8.42" apply false
+    }
+}
+
+sourceControl {
+    gitRepository(java.net.URI.create("https://github.com/fwcd/kotlin-language-server.git")) {
+        producesModule("kotlin-language-server:shared")
+    }
+}