Straighten Char-to-code and Char-to-digit conversions out #KT-23451

libraries/stdlib/wasm/src/kotlin/CharCode.kt

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin
+
+/**
+ * Creates a Char with the specified [code].
+ *
+ * @sample samples.text.Chars.charFromCode
+ */
+@OptIn(ExperimentalUnsignedTypes::class)
+@ExperimentalStdlibApi
+@SinceKotlin("1.4")
+public actual fun Char(code: UShort): Char = TODO("Wasm stdlib: CharCode")