Set up Spotless

.editorconfig

@@ -0,0 +1,25 @@
+root = true
+
+[*]
+charset = utf-8
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{groovy,java}]
+indent_size = 4
+
+[*.{kt,kts}]
+ij_kotlin_imports_layout = *
+ij_kotlin_allow_trailing_comma = true
+ij_kotlin_allow_trailing_comma_on_call_site = true
+ij_kotlin_line_break_after_multiline_when_entry = false
+ij_kotlin_name_count_to_use_star_import = 999
+ij_kotlin_name_count_to_use_star_import_for_members = 999
+ij_kotlin_packages_to_use_import_on_demand = unset
+ktlint_code_style = intellij_idea
+ktlint_standard_function-expression-body = disabled
+
+[*.md]
+trim_trailing_whitespace = false

build.gradle.kts

@@ -1,68 +1,79 @@
 plugins {
-    groovy
-    `java-gradle-plugin`
-    id("shadow.convention.publish")
-    id("shadow.convention.deploy")
+  groovy
+  `java-gradle-plugin`
+  id("shadow.convention.publish")
+  id("shadow.convention.deploy")
+  id("com.diffplug.spotless") version "7.0.0.BETA2"
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
+  sourceCompatibility = JavaVersion.VERSION_1_8
+  targetCompatibility = JavaVersion.VERSION_1_8
+}
+
+spotless {
+  kotlinGradle {
+    ktlint()
+  }
 }
 
 dependencies {
-    compileOnly(localGroovy())
+  compileOnly(localGroovy())
 
-    implementation("org.jdom:jdom2:2.0.6.1")
-    implementation("org.ow2.asm:asm-commons:9.7")
-    implementation("commons-io:commons-io:2.17.0")
-    implementation("org.apache.ant:ant:1.10.15")
-    implementation("org.codehaus.plexus:plexus-utils:4.0.1")
-    implementation("org.codehaus.plexus:plexus-xml:4.0.4")
-    implementation("org.apache.logging.log4j:log4j-core:2.24.0")
-    implementation("org.vafer:jdependency:2.11")
+  implementation("org.jdom:jdom2:2.0.6.1")
+  implementation("org.ow2.asm:asm-commons:9.7")
+  implementation("commons-io:commons-io:2.17.0")
+  implementation("org.apache.ant:ant:1.10.15")
+  implementation("org.codehaus.plexus:plexus-utils:4.0.1")
+  implementation("org.codehaus.plexus:plexus-xml:4.0.4")
+  implementation("org.apache.logging.log4j:log4j-core:2.24.0")
+  implementation("org.vafer:jdependency:2.11")
 
-    testImplementation("org.spockframework:spock-core:2.3-groovy-3.0") {
-        exclude(group = "org.codehaus.groovy")
-    }
-    testImplementation("org.spockframework:spock-junit4:2.3-groovy-3.0")
-    testImplementation("xmlunit:xmlunit:1.6")
-    testImplementation("org.apache.commons:commons-lang3:3.17.0")
-    testImplementation("com.google.guava:guava:33.3.0-jre")
-    testImplementation("org.junit.jupiter:junit-jupiter-api:5.11.0")
-    testRuntimeOnly("org.junit.vintage:junit-vintage-engine:5.11.0")
-    testRuntimeOnly("org.junit.platform:junit-platform-launcher")
+  testImplementation("org.spockframework:spock-core:2.3-groovy-3.0") {
+    exclude(group = "org.codehaus.groovy")
+  }
+  testImplementation("org.spockframework:spock-junit4:2.3-groovy-3.0")
+  testImplementation("xmlunit:xmlunit:1.6")
+  testImplementation("org.apache.commons:commons-lang3:3.17.0")
+  testImplementation("com.google.guava:guava:33.3.0-jre")
+  testImplementation("org.junit.jupiter:junit-jupiter-api:5.11.0")
+  testRuntimeOnly("org.junit.vintage:junit-vintage-engine:5.11.0")
+  testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }
 
 val isCI = providers.environmentVariable("CI").isPresent
 
 tasks.withType<Test>().configureEach {
-    useJUnitPlatform()
+  useJUnitPlatform()
 
-    maxParallelForks = Runtime.getRuntime().availableProcessors()
+  maxParallelForks = Runtime.getRuntime().availableProcessors()
 
-    if (isCI) {
-        testLogging.showStandardStreams = true
-        minHeapSize = "1g"
-        maxHeapSize = "1g"
-    }
+  if (isCI) {
+    testLogging.showStandardStreams = true
+    minHeapSize = "1g"
+    maxHeapSize = "1g"
+  }
 
-    systemProperty("shadowVersion", version)
+  systemProperty("shadowVersion", version)
 
-    // Required to test configuration cache in tests when using withDebug()
-    // https://github.com/gradle/gradle/issues/22765#issuecomment-1339427241
-    jvmArgs(
-        "--add-opens", "java.base/java.util=ALL-UNNAMED",
-        "--add-opens", "java.base/java.util.concurrent.atomic=ALL-UNNAMED",
-        "--add-opens", "java.base/java.lang.invoke=ALL-UNNAMED",
-        "--add-opens", "java.base/java.net=ALL-UNNAMED",
-    )
+  // Required to test configuration cache in tests when using withDebug()
+  // https://github.com/gradle/gradle/issues/22765#issuecomment-1339427241
+  jvmArgs(
+    "--add-opens",
+    "java.base/java.util=ALL-UNNAMED",
+    "--add-opens",
+    "java.base/java.util.concurrent.atomic=ALL-UNNAMED",
+    "--add-opens",
+    "java.base/java.lang.invoke=ALL-UNNAMED",
+    "--add-opens",
+    "java.base/java.net=ALL-UNNAMED",
+  )
 }
 
 tasks.register("release") {
-    dependsOn(
-        tasks.publish,
-        tasks.publishPlugins,
-        tasks.gitPublishPush,
-    )
+  dependsOn(
+    tasks.publish,
+    tasks.publishPlugins,
+    tasks.gitPublishPush,
+  )
 }

settings.gradle.kts

@@ -1,32 +1,32 @@
 pluginManagement {
-    repositories {
-        mavenCentral()
-        gradlePluginPortal()
-    }
+  repositories {
+    mavenCentral()
+    gradlePluginPortal()
+  }
 
-    includeBuild("build-logic")
+  includeBuild("build-logic")
 }
 
 plugins {
-    id("com.gradle.develocity") version "3.18.1"
+  id("com.gradle.develocity") version "3.18.1"
 }
 
 develocity {
-    buildScan {
-        termsOfUseUrl = "https://gradle.com/terms-of-service"
-        termsOfUseAgree = "yes"
-        // TODO: workaround for https://github.com/gradle/gradle/issues/22879.
-        val isCI = providers.environmentVariable("CI").isPresent
-        publishing.onlyIf { isCI }
-    }
+  buildScan {
+    termsOfUseUrl = "https://gradle.com/terms-of-service"
+    termsOfUseAgree = "yes"
+    // TODO: workaround for https://github.com/gradle/gradle/issues/22879.
+    val isCI = providers.environmentVariable("CI").isPresent
+    publishing.onlyIf { isCI }
+  }
 }
 
 dependencyResolutionManagement {
-    repositories {
-        mavenCentral()
-    }
+  repositories {
+    mavenCentral()
+  }
 }
 
 rootProject.name = "shadow"
 
-enableFeaturePreview("STABLE_CONFIGURATION_CACHE")
+enableFeaturePreview("STABLE_CONFIGURATION_CACHE")