fix: Replaced deprecated code and fixed some warnings

Author: MatrixDev

src/main/kotlin/dev/matrix/agp/rust/AndroidRustExtension.kt

@@ -9,22 +9,22 @@ annotation class AndroidRustDslMarker
 @Suppress("unused")
 open class AndroidRustExtension : AndroidRustConfiguration() {
     /**
-     * Specify minimum supported rust version.
+     * Specify minimum supported Rust version.
      *
      * Plugin will automatically use `rustup update` command to
      * update rust version in case installed versions is not high enough.
      */
     var minimumSupportedRustVersion = ""
 
     /**
-     * Configuration map of all rust libraries to build.
+     * Configuration map of all Rust libraries to build.
      *
-     * Keys of this map are rust crates names.
+     * Keys of this map are Rust crates names.
      */
     var modules = mutableMapOf<String, AndroidRustModule>()
 
     /**
-     * Configure rust module/library to build.
+     * Configure Rust module/library to build.
      *
      * @param name Rust crate name.
      */
@@ -37,7 +37,7 @@ open class AndroidRustExtension : AndroidRustConfiguration() {
 @Suppress("unused")
 class AndroidRustModule : AndroidRustConfiguration() {
     /**
-     * Path to the rust project folder.
+     * Path to the Rust project folder.
      *
      * This is the folder containing `Cargo.toml` file.
      */
@@ -46,22 +46,21 @@ class AndroidRustModule : AndroidRustConfiguration() {
     /**
      * All supported build type configurations.
      *
-     * Keys of this map should correspond to this project's build variants.
+     * Keys of this map should correspond to the current project build variants.
      */
     var buildTypes = hashMapOf(
         "debug" to AndroidRustBuildType().also {
             it.profile = "dev"
         },
         "release" to AndroidRustBuildType().also {
             it.profile = "release"
-            it.disableAbiOptimization = true
         },
     )
 
     /**
-     * Configure rust build options.
+     * Configure Rust build options.
      *
-     * @param name this project's build variant.
+     * @param name current project build variant.
      */
     fun buildType(name: String, configure: AndroidRustBuildType.() -> Unit) {
         buildTypes.getOrPut(name, ::AndroidRustBuildType).configure()

src/main/kotlin/dev/matrix/agp/rust/AndroidRustPlugin.kt

@@ -33,10 +33,10 @@ abstract class AndroidRustPlugin @Inject constructor(
             val allRustAbiSet = mutableSetOf<Abi>()
             val ndkDirectory = androidExtension.ndkDirectory
             val ndkVersion = SemanticVersion(androidExtension.ndkVersion)
-            val extensionBuildDirectory = File(project.buildDir, "intermediates/rust")
+            val extensionBuildDirectory = project.layout.buildDirectory.dir("intermediates/rust").get().asFile
 
             for (buildType in dsl.buildTypes) {
-                val buildTypeNameCap = buildType.name.capitalize(Locale.getDefault())
+                val buildTypeNameCap = buildType.name.replaceFirstChar(Char::titlecase)
 
                 val variantBuildDirectory = File(extensionBuildDirectory, buildType.name)
                 val variantJniLibsDirectory = File(variantBuildDirectory, "jniLibs")
@@ -47,7 +47,7 @@ abstract class AndroidRustPlugin @Inject constructor(
                 }
 
                 for ((moduleName, module) in extension.modules) {
-                    val moduleNameCap = moduleName.capitalize(Locale.getDefault())
+                    val moduleNameCap = moduleName.replaceFirstChar(Char::titlecase)
                     val moduleBuildDirectory = File(variantBuildDirectory, "lib_$moduleName")
 
                     val rustBuildType = module.buildTypes[buildType.name]
@@ -101,7 +101,7 @@ abstract class AndroidRustPlugin @Inject constructor(
 
         androidComponents.onVariants { variant ->
             val tasks = tasksByBuildType[variant.buildType] ?: return@onVariants
-            val variantName = variant.name.capitalize(Locale.getDefault())
+            val variantName = variant.name.replaceFirstChar(Char::titlecase)
 
             project.afterEvaluate {
                 val parentTask = project.tasks.getByName("pre${variantName}Build")