Adding implementation of Mac native libs (will be refactored later)

ktoml-core/src/macosArm64Main/kotlin/com/akuleshov7/ktoml/utils/UtilsMacM1.kt

@@ -0,0 +1,15 @@
+/**
+ * Specific implementation for utilities
+ */
+
+package com.akuleshov7.ktoml.utils
+
+@Suppress("MAGIC_NUMBER")
+internal actual fun StringBuilder.appendCodePointCompat(codePoint: Int): StringBuilder = when (codePoint) {
+    in 0 until Char.MIN_SUPPLEMENTARY_CODE_POINT -> append(codePoint.toChar())
+    in Char.MIN_SUPPLEMENTARY_CODE_POINT..Char.MAX_CODE_POINT -> {
+        append(Char.MIN_HIGH_SURROGATE + ((codePoint - 0x10000) shr 10))
+        append(Char.MIN_LOW_SURROGATE + (codePoint and 0x3ff))
+    }
+    else -> throw IllegalArgumentException()
+}

ktoml-file/build.gradle.kts

@@ -20,7 +20,7 @@ kotlin {
     mingwX64()
     linuxX64()
     macosX64()
-
+    macosArm64()
     ios()
 
     sourceSets {

ktoml-file/src/macosArm64Main/kotlin/com/akuleshov7/ktoml/file/FileUtilsMacM1.kt

@@ -0,0 +1,14 @@
+/**
+ * File utils to read files using okio
+ */
+
+package com.akuleshov7.ktoml.file
+
+import okio.FileSystem
+
+/**
+ * Implementation for getting proper file system to read files with okio
+ *
+ * @return proper FileSystem
+ */
+internal actual fun getOsSpecificFileSystem(): FileSystem = FileSystem.SYSTEM