misc: refine Kotlin styles

.editorconfig

@@ -7,6 +7,13 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 
+[*.{kt,kts}]
+ij_kotlin_imports_layout = *
+ij_kotlin_allow_trailing_comma = true
+ij_kotlin_allow_trailing_comma_on_call_site = true
+ij_kotlin_packages_to_use_import_on_demand = unset
+ktlint_code_style = intellij_idea
+
 [*.md]
 trim_trailing_whitespace = false
 

src/main/kotlin/com/github/spotbugs/snom/Confidence.kt

@@ -13,8 +13,8 @@
  */
 package com.github.spotbugs.snom
 
-import org.gradle.api.tasks.Internal
 import java.util.Optional
+import org.gradle.api.tasks.Internal
 
 /**
  * The [Confidence] is used to specify the level to report bugs. Lower level contains more

src/main/kotlin/com/github/spotbugs/snom/SpotBugsBasePlugin.kt

@@ -13,16 +13,16 @@
  */
 package com.github.spotbugs.snom
 
+import java.io.IOException
+import java.io.UncheckedIOException
+import java.util.Properties
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.artifacts.ConfigurationContainer
 import org.gradle.api.file.Directory
 import org.gradle.api.plugins.ReportingBasePlugin
 import org.gradle.api.reporting.ReportingExtension
 import org.gradle.util.GradleVersion
-import java.io.IOException
-import java.io.UncheckedIOException
-import java.util.Properties
 
 class SpotBugsBasePlugin : Plugin<Project> {
     override fun apply(project: Project) {

src/main/kotlin/com/github/spotbugs/snom/SpotBugsReport.kt

@@ -14,6 +14,8 @@
 package com.github.spotbugs.snom
 
 import groovy.lang.Closure
+import java.io.File
+import javax.inject.Inject
 import org.gradle.api.Action
 import org.gradle.api.file.RegularFileProperty
 import org.gradle.api.model.ObjectFactory
@@ -25,109 +27,104 @@ import org.gradle.api.reporting.SingleFileReport
 import org.gradle.api.resources.TextResource
 import org.gradle.api.tasks.Input
 import org.gradle.api.tasks.Internal
-import java.io.File
-import javax.inject.Inject
 
-abstract class SpotBugsReport
-    @Inject
-    constructor(
-        objects: ObjectFactory,
-        @get:Internal
-        protected val task: SpotBugsTask,
-    ) :
-    SingleFileReport, CustomizableHtmlReport { // to expose CustomizableHtmlReport#setStylesheet to build script
-        private val destination: RegularFileProperty
-        private val isRequired: Property<Boolean>
-
-        init {
-            destination = objects.fileProperty()
-            isRequired = objects.property(Boolean::class.java).convention(true)
-        }
+abstract class SpotBugsReport @Inject constructor(
+    objects: ObjectFactory,
+    @get:Internal
+    protected val task: SpotBugsTask,
+) : SingleFileReport, CustomizableHtmlReport { // to expose CustomizableHtmlReport#setStylesheet to build script
+    private val destination: RegularFileProperty
+    private val isRequired: Property<Boolean>
+
+    init {
+        destination = objects.fileProperty()
+        isRequired = objects.property(Boolean::class.java).convention(true)
+    }
 
-        abstract fun toCommandLineOption(): String
+    abstract fun toCommandLineOption(): String
 
-        @Internal
-        @Deprecated("use {@link #getOutputLocation()} instead.")
-        fun getDestination(): File {
-            return destination.get().asFile
-        }
+    @Internal
+    @Deprecated("use {@link #getOutputLocation()} instead.")
+    fun getDestination(): File {
+        return destination.get().asFile
+    }
 
-        override fun getOutputLocation(): RegularFileProperty {
-            return destination
-        }
+    override fun getOutputLocation(): RegularFileProperty {
+        return destination
+    }
 
-        @Internal("This property returns always same value")
-        override fun getOutputType(): Report.OutputType {
-            return Report.OutputType.FILE
-        }
+    @Internal("This property returns always same value")
+    override fun getOutputType(): Report.OutputType {
+        return Report.OutputType.FILE
+    }
 
-        @Input
-        override fun getRequired(): Property<Boolean> {
-            return isRequired
-        }
+    @Input
+    override fun getRequired(): Property<Boolean> {
+        return isRequired
+    }
 
-        @get:Deprecated("use {@link #getRequired()} instead.")
-        @get:Internal
-        @set:Deprecated("use {@code getRequired().set(value)} instead.")
-        var isEnabled: Boolean
-            get() = isRequired.get()
-            set(b) {
-                isRequired.set(b)
-            }
-
-        @Deprecated("use {@code getRequired().set(provider)} instead.")
-        fun setEnabled(provider: Provider<Boolean>) {
-            isRequired.set(provider)
+    @get:Deprecated("use {@link #getRequired()} instead.")
+    @get:Internal
+    @set:Deprecated("use {@code getRequired().set(value)} instead.")
+    var isEnabled: Boolean
+        get() = isRequired.get()
+        set(b) {
+            isRequired.set(b)
         }
 
-        @Deprecated("use {@code getOutputLocation().set(file)} instead.")
-        override fun setDestination(file: File) {
-            destination.set(file)
-        }
+    @Deprecated("use {@code getRequired().set(provider)} instead.")
+    fun setEnabled(provider: Provider<Boolean>) {
+        isRequired.set(provider)
+    }
 
-        @Deprecated("use {@code getOutputLocation().set(provider)} instead.")
-        fun setDestination(provider: Provider<File?>) {
-            destination.set(task.project.layout.file(provider))
-        }
+    @Deprecated("use {@code getOutputLocation().set(file)} instead.")
+    override fun setDestination(file: File) {
+        destination.set(file)
+    }
 
-        override fun configure(closure: Closure<in Report>): Report {
-            return configure { report ->
-                closure.delegate = report
-                closure.call(report)
-            }
-        }
+    @Deprecated("use {@code getOutputLocation().set(provider)} instead.")
+    fun setDestination(provider: Provider<File?>) {
+        destination.set(task.project.layout.file(provider))
+    }
 
-        @Suppress("MemberVisibilityCanBePrivate")
-        fun configure(action: Action<in Report>): Report {
-            action.execute(this)
-            return this
+    override fun configure(closure: Closure<in Report>): Report {
+        return configure { report ->
+            closure.delegate = report
+            closure.call(report)
         }
+    }
 
-        @Internal("This property provides only a human readable name.")
-        override fun getDisplayName(): String {
-            return String.format("%s type report generated by the task %s", name, task.path)
-        }
+    @Suppress("MemberVisibilityCanBePrivate")
+    fun configure(action: Action<in Report>): Report {
+        action.execute(this)
+        return this
+    }
 
-        // TODO adding an @Input triggers 'cannot be serialized' exception
-        override fun getStylesheet(): TextResource? {
-            return null
-        }
+    @Internal("This property provides only a human readable name.")
+    override fun getDisplayName(): String {
+        return String.format("%s type report generated by the task %s", name, task.path)
+    }
 
-        override fun setStylesheet(textResource: TextResource?) {
-            throw UnsupportedOperationException(
-                String.format(
-                    "stylesheet property is not available in the %s type report",
-                    name,
-                ),
-            )
-        }
+    // TODO adding an @Input triggers 'cannot be serialized' exception
+    override fun getStylesheet(): TextResource? {
+        return null
+    }
 
-        open fun setStylesheet(path: String?) {
-            throw UnsupportedOperationException(
-                String.format(
-                    "stylesheet property is not available in the %s type report",
-                    name,
-                ),
-            )
-        }
+    override fun setStylesheet(textResource: TextResource?) {
+        throw UnsupportedOperationException(
+            String.format(
+                "stylesheet property is not available in the %s type report",
+                name,
+            ),
+        )
+    }
+
+    open fun setStylesheet(path: String?) {
+        throw UnsupportedOperationException(
+            String.format(
+                "stylesheet property is not available in the %s type report",
+                name,
+            ),
+        )
     }
+}

src/main/kotlin/com/github/spotbugs/snom/SpotBugsTask.kt

@@ -19,6 +19,7 @@ import com.github.spotbugs.snom.internal.SpotBugsRunnerForJavaExec
 import com.github.spotbugs.snom.internal.SpotBugsSarifReport
 import com.github.spotbugs.snom.internal.SpotBugsTextReport
 import com.github.spotbugs.snom.internal.SpotBugsXmlReport
+import javax.inject.Inject
 import org.gradle.api.Action
 import org.gradle.api.DefaultTask
 import org.gradle.api.InvalidUserDataException
@@ -49,7 +50,6 @@ import org.gradle.jvm.toolchain.JavaLauncher
 import org.gradle.jvm.toolchain.JavaToolchainService
 import org.gradle.workers.WorkerExecutor
 import org.slf4j.LoggerFactory
-import javax.inject.Inject
 
 /**
  * The Gradle task to run the SpotBugs analysis. All properties are optional.
@@ -272,12 +272,9 @@ abstract class SpotBugsTask : DefaultTask(), VerificationTask {
     @get:SkipWhenEmpty
     var classes: FileCollection? = null
         get() {
-            return field
-                ?: (
-                    classDirs.asFileTree.filter {
-                        it.name.endsWith(".class")
-                    }
-                )
+            return field ?: classDirs.asFileTree.filter {
+                it.name.endsWith(".class")
+            }
         }
 
     private var enableWorkerApi: Boolean = true