[Gradle] Replace deprecated String::capitalize with capitalizeAsciiOnly

This should prevent issues when ascii characters are uppercased or
lowercased on users machines with their locales.

For example in Turkish locale:
* 'i' uppercases to 'İ'
* 'I' lowercases to 'ı'

^KT-38712 Verification Pending

libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/KotlinJsCompilerType.kt

@@ -5,6 +5,8 @@
 
 package org.jetbrains.kotlin.gradle.plugin
 
+import java.util.*
+
 enum class KotlinJsCompilerType {
     LEGACY,
     IR,
@@ -33,5 +35,5 @@ fun String.removeJsCompilerSuffix(compilerType: KotlinJsCompilerType): String {
         return truncatedString
     }
 
-    return removeSuffix(compilerType.lowerName.capitalize())
+    return removeSuffix(compilerType.lowerName.capitalize(Locale.ENGLISH))
 }

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinNativeBinaryContainer.kt

@@ -13,6 +13,7 @@ import org.gradle.api.plugins.ExtensionAware
 import org.jetbrains.kotlin.gradle.plugin.KotlinCompilation
 import org.jetbrains.kotlin.gradle.plugin.mpp.*
 import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import javax.inject.Inject
 
 /*
@@ -164,7 +165,7 @@ abstract class KotlinNativeBinaryContainer @Inject constructor(
             return if (name == suffix)
                 ""
             else
-                name.substringBeforeLast(suffix.capitalize())
+                name.substringBeforeLast(suffix.capitalizeAsciiOnly())
         }
 
         // TODO: Remove in 1.3.50.

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/internal/kapt/Kapt3KotlinGradleSubplugin.kt

@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinJvmAndroidCompilation
 import org.jetbrains.kotlin.gradle.tasks.*
 import org.jetbrains.kotlin.gradle.tasks.configuration.*
 import org.jetbrains.kotlin.gradle.utils.SingleWarningPerBuild
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import java.io.ByteArrayOutputStream
 import java.io.File
 import java.io.ObjectOutputStream
@@ -75,7 +76,7 @@ class Kapt3GradleSubplugin @Inject internal constructor(private val registry: To
 
         fun getKaptConfigurationName(sourceSetName: String): String {
             return if (sourceSetName != SourceSet.MAIN_SOURCE_SET_NAME)
-                "$MAIN_KAPT_CONFIGURATION_NAME${sourceSetName.capitalize()}"
+                "$MAIN_KAPT_CONFIGURATION_NAME${sourceSetName.capitalizeAsciiOnly()}"
             else
                 MAIN_KAPT_CONFIGURATION_NAME
         }
@@ -599,7 +600,7 @@ internal fun registerGeneratedJavaSource(kaptTask: TaskProvider<out KaptTask>, j
 internal fun Configuration.getNamedDependencies(): List<Dependency> = allDependencies.filter { it.group != null }
 
 private val ANNOTATION_PROCESSOR = "annotationProcessor"
-private val ANNOTATION_PROCESSOR_CAP = ANNOTATION_PROCESSOR.capitalize()
+private val ANNOTATION_PROCESSOR_CAP = ANNOTATION_PROCESSOR.capitalizeAsciiOnly()
 
 internal fun checkAndroidAnnotationProcessorDependencyUsage(project: Project) {
     if (project.hasProperty("kapt.dont.warn.annotationProcessor.dependencies")) {

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/scripting/internal/ScriptingGradleSubplugin.kt

@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.gradle.scripting.ScriptingExtension
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import org.jetbrains.kotlin.scripting.compiler.plugin.impl.reporter
 import org.jetbrains.kotlin.scripting.definitions.ScriptDefinitionsFromClasspathDiscoverySource
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import kotlin.script.experimental.jvm.defaultJvmScriptingHostConfiguration
 
 private const val SCRIPTING_LOG_PREFIX = "kotlin scripting plugin:"
@@ -94,7 +95,7 @@ private const val RESULTS_CONFIGURATION_SUFFIX = "Extensions"
 
 private fun getDiscoveryClasspathConfigurationName(sourceSetName: String): String = when (sourceSetName) {
     "main" -> MAIN_CONFIGURATION_NAME
-    else -> "$sourceSetName${MAIN_CONFIGURATION_NAME.capitalize()}"
+    else -> "$sourceSetName${MAIN_CONFIGURATION_NAME.capitalizeAsciiOnly()}"
 }
 
 private fun getDiscoveryResultsConfigurationName(sourceSetName: String): String =

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTargetPreset.kt

@@ -17,6 +17,7 @@ import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTargetPreset
 import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
 import org.jetbrains.kotlin.gradle.utils.runProjectConfigurationHealthCheckWhenEvaluated
 import org.jetbrains.kotlin.statistics.metrics.StringMetrics
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.decapitalizeAsciiOnly
 
 open class KotlinJsTargetPreset(
     project: Project
@@ -117,7 +118,7 @@ class KotlinJsSingleTargetPreset(
         irPreset?.let {
             super.provideTargetDisambiguationClassifier(target)
                 ?.removePrefix(target.name.removeJsCompilerSuffix(KotlinJsCompilerType.LEGACY))
-                ?.decapitalize()
+                ?.decapitalizeAsciiOnly()
         }
 
     override fun createKotlinTargetConfigurator() = KotlinJsTargetConfigurator()

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetPreset.kt

@@ -14,6 +14,7 @@ import org.jetbrains.kotlin.gradle.plugin.statistics.KotlinBuildStatsService
 import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
 import org.jetbrains.kotlin.gradle.utils.runProjectConfigurationHealthCheckWhenEvaluated
 import org.jetbrains.kotlin.statistics.metrics.StringMetrics
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.decapitalizeAsciiOnly
 
 open class KotlinJsIrTargetPreset(
     project: Project
@@ -92,7 +93,7 @@ class KotlinJsIrSingleTargetPreset(
         return if (mixedMode!!) {
             super.provideTargetDisambiguationClassifier(target)
                 ?.removePrefix(target.name.removeJsCompilerSuffix(KotlinJsCompilerType.IR))
-                ?.decapitalize()
+                ?.decapitalizeAsciiOnly()
         } else {
             null
         }

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/DefaultCInteropSettings.kt

@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.gradle.targets.native.internal.CInteropIdentifier
 import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
 import org.jetbrains.kotlin.gradle.utils.newInstance
 import org.jetbrains.kotlin.gradle.utils.property
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import java.io.File
 import javax.inject.Inject
 
@@ -149,7 +150,7 @@ internal class DefaultCInteropSettingsFactory(private val compilation: KotlinCom
         val params = DefaultCInteropSettings.Params(
             name = name,
             identifier = CInteropIdentifier(CInteropIdentifier.Scope.create(compilation), name),
-            dependencyConfigurationName = compilation.disambiguateName("${name.capitalize()}CInterop"),
+            dependencyConfigurationName = compilation.disambiguateName("${name.capitalizeAsciiOnly()}CInterop"),
             interopProcessingTaskName = lowerCamelCaseName(
                 "cinterop",
                 compilation.name.takeIf { it != "main" }.orEmpty(),
@@ -169,7 +170,7 @@ internal class GradleKpmDefaultCInteropSettingsFactory(private val compilation:
         val params = DefaultCInteropSettings.Params(
             name = name,
             identifier = CInteropIdentifier(CInteropIdentifier.Scope.create(compilation), name),
-            dependencyConfigurationName = compilation.owner.disambiguateName("${name.capitalize()}CInterop"),
+            dependencyConfigurationName = compilation.owner.disambiguateName("${name.capitalizeAsciiOnly()}CInterop"),
             interopProcessingTaskName = lowerCamelCaseName(
                 "cinterop",
                 compilation.compilationPurpose.takeIf { it != "main" }.orEmpty(),

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/KotlinNativeTargetConfigurator.kt

@@ -46,6 +46,7 @@ import org.jetbrains.kotlin.gradle.testing.testTaskName
 import org.jetbrains.kotlin.gradle.utils.*
 import org.jetbrains.kotlin.konan.target.HostManager
 import org.jetbrains.kotlin.konan.target.KonanTarget
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import java.io.File
 
 open class KotlinNativeTargetConfigurator<T : KotlinNativeTarget> : AbstractKotlinTargetConfigurator<T>(
@@ -144,7 +145,7 @@ open class KotlinNativeTargetConfigurator<T : KotlinNativeTarget> : AbstractKotl
 
         fun configureFatFramework() {
             val fatFrameworkConfigurationName = lowerCamelCaseName(binary.name, binary.target.konanTarget.family.name.toLowerCase(), "fat")
-            val fatFrameworkTaskName = "link${fatFrameworkConfigurationName.capitalize()}"
+            val fatFrameworkTaskName = "link${fatFrameworkConfigurationName.capitalizeAsciiOnly()}"
 
             val fatFrameworkTask = if (fatFrameworkTaskName in tasks.names) {
                 tasks.named(fatFrameworkTaskName, FatFrameworkTask::class.java)
@@ -567,7 +568,7 @@ open class KotlinNativeTargetConfigurator<T : KotlinNativeTarget> : AbstractKotl
             val realProducingTask: TaskProvider<*>
             // TODO: Someone remove this HACK PLEASE!
             val realArtifactFile = if (copy) {
-                realProducingTask = project.project.registerTask<Copy>("copy${producingTask.name.capitalize()}") {
+                realProducingTask = project.project.registerTask<Copy>("copy${producingTask.name.capitalizeAsciiOnly()}") {
                     val targetSubDirectory = compilationInfo.targetDisambiguationClassifier?.let { "$it/" }.orEmpty()
                     it.destinationDir = project.project.buildDir.resolve("libs/$targetSubDirectory${compilationInfo.compilationName}")
                     it.from(artifactFile)

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/KotlinCocoapodsPlugin.kt

@@ -38,6 +38,7 @@ import org.jetbrains.kotlin.konan.target.Family
 import org.jetbrains.kotlin.konan.target.HostManager
 import org.jetbrains.kotlin.konan.target.KonanTarget
 import org.jetbrains.kotlin.konan.target.KonanTarget.*
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import org.jetbrains.kotlin.utils.addToStdlib.cast
 import java.io.File
 
@@ -653,7 +654,7 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
                 task.outputDir = cocoapodsExtension.publishDir
                 task.buildType = buildType
                 task.baseName = cocoapodsExtension.podFrameworkName
-                task.description = "Produces ${buildType.getName().capitalize()} XCFramework for all requested targets"
+                task.description = "Produces ${buildType.getName().capitalizeAsciiOnly()} XCFramework for all requested targets"
                 task.group = TASK_GROUP
             }
         }
@@ -667,7 +668,7 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
         with(project) {
             val task =
                 tasks.register(lowerCamelCaseName(POD_FRAMEWORK_PREFIX, "spec", buildType.getName()), PodspecTask::class.java) { task ->
-                    task.description = "Generates podspec for ${buildType.getName().capitalize()} XCFramework publishing"
+                    task.description = "Generates podspec for ${buildType.getName().capitalizeAsciiOnly()} XCFramework publishing"
                     task.outputDir.set(xcFrameworkTask.map { it.outputDir.resolve(it.buildType.getName()) })
                     task.needPodspec = provider { true }
                     task.publishing.set(true)

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/testing/internal/KotlinTestsRegistry.kt

@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.gradle.tasks.locateOrRegisterTask
 import org.jetbrains.kotlin.gradle.tasks.registerTask
 import org.jetbrains.kotlin.gradle.tasks.locateTask
 import org.jetbrains.kotlin.gradle.utils.readSystemPropertyAtConfigurationTime
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 
 /**
  * Internal service for creating aggregated test tasks and registering all test tasks.
@@ -111,7 +112,7 @@ class KotlinTestsRegistry(val project: Project, val allTestsTaskName: String = "
 
     private fun cleanTaskName(taskName: String): String {
         check(taskName.isNotEmpty())
-        return "clean" + taskName.capitalize()
+        return "clean" + taskName.capitalizeAsciiOnly()
     }
 
     private val Project.cleanAllTestTask: TaskProvider<*>

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/utils/stringUtils.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.gradle.utils
 
+import org.jetbrains.kotlin.util.capitalizeDecapitalize.capitalizeAsciiOnly
 import java.util.*
 
 internal fun lowerCamelCaseName(vararg nameParts: String?): String {
@@ -12,7 +13,7 @@ internal fun lowerCamelCaseName(vararg nameParts: String?): String {
     return nonEmptyParts.drop(1).joinToString(
         separator = "",
         prefix = nonEmptyParts.firstOrNull().orEmpty(),
-        transform = String::capitalize
+        transform = String::capitalizeAsciiOnly
     )
 }