Refactor source layout

Introduce compat source sets and move all kotlin sources to the main directory

[no changelog]

src/main/kotlin/util/SortedMapSerializer.kt

@@ -0,0 +1,25 @@
+
+
+package moe.nea.firmament.util
+
+import java.util.SortedMap
+import kotlinx.serialization.KSerializer
+import kotlinx.serialization.builtins.MapSerializer
+import kotlinx.serialization.descriptors.SerialDescriptor
+import kotlinx.serialization.encoding.Decoder
+import kotlinx.serialization.encoding.Encoder
+
+class SortedMapSerializer<K : Comparable<K>, V>(val keyDelegate: KSerializer<K>, val valueDelegate: KSerializer<V>) :
+    KSerializer<SortedMap<K, V>> {
+    val mapSerializer = MapSerializer(keyDelegate, valueDelegate)
+    override val descriptor: SerialDescriptor
+        get() = mapSerializer.descriptor
+
+    override fun deserialize(decoder: Decoder): SortedMap<K, V> {
+        return (mapSerializer.deserialize(decoder).toSortedMap(Comparator.naturalOrder()))
+    }
+
+    override fun serialize(encoder: Encoder, value: SortedMap<K, V>) {
+        mapSerializer.serialize(encoder, value)
+    }
+}