moved to Kotlin multiplatform

src/commonMain/kotlin/net.woggioni.klevtree/CharTrie.kt

@@ -0,0 +1,34 @@
+package net.woggioni.klevtree
+
+import net.woggioni.klevtree.node.CharNode
+import net.woggioni.klevtree.node.TrieNode
+
+open class CharTrie<PAYLOAD> : Trie<CharNode<PAYLOAD>, Char, PAYLOAD>() {
+    private class CaseInsensitiveKeyChecker : Keychecker<Char> {
+        override fun check(key1: Char?, key2: Char?) = key1 == key2
+    }
+
+    private class CaseSensitiveKeyChecker : Keychecker<Char> {
+        override fun check(key1: Char?, key2: Char?) = key1?.lowercaseChar() == key2?.lowercaseChar()
+    }
+
+    override val root: TrieNode<Char, PAYLOAD> = CharNode(null)
+    override val tails = mutableListOf<TrieNode<Char, PAYLOAD>>()
+    override var keyChecker: Keychecker<Char> = CaseSensitiveKeyChecker()
+
+    var caseSensitive : Boolean = true
+    set(value) {
+        if(value) {
+            keyChecker = CaseSensitiveKeyChecker()
+        } else {
+            keyChecker = CaseInsensitiveKeyChecker()
+        }
+        field = value
+    }
+
+    fun add(word : String) = super.add(word.asIterable())
+
+    fun search(word : String) : TrieNode<Char, PAYLOAD>? = search(word.asIterable().toList())
+
+    fun remove(word : String) = remove(word.asIterable().toList())
+}