refactor: make IdentityHashMap internal

Author: lppedd

antlr-kotlin-runtime/src/commonMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -2,7 +2,7 @@
 // Copyright 2024-present Strumenta and contributors, licensed under BSD 3-Clause.
 package com.strumenta.antlrkotlin.runtime
 
-public expect class IdentityHashMap<K, V>() : MutableMap<K, V> {
+internal expect class IdentityHashMap<K, V>() : MutableMap<K, V> {
   override val size: Int
   override val entries: MutableSet<MutableMap.MutableEntry<K, V>>
   override val keys: MutableSet<K>

antlr-kotlin-runtime/src/commonMain/kotlin/org/antlr/v4/kotlinruntime/atn/PredictionContext.kt

@@ -635,7 +635,7 @@ public abstract class PredictionContext protected constructor(
     public fun getCachedContext(
       context: PredictionContext,
       contextCache: PredictionContextCache,
-      visited: IdentityHashMap<PredictionContext, PredictionContext>,
+      visited: MutableMap<PredictionContext, PredictionContext>,
     ): PredictionContext {
       if (context.isEmpty) {
         return context

antlr-kotlin-runtime/src/jsMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -5,7 +5,7 @@ package com.strumenta.antlrkotlin.runtime
 import js.collections.JsMap
 import kotlin.collections.MutableMap.MutableEntry as ME
 
-public actual class IdentityHashMap<K, V> : MutableMap<K, V> {
+internal actual class IdentityHashMap<K, V> : MutableMap<K, V> {
   private val jsMap = JsMap<K, V>()
 
   actual override val size: Int

antlr-kotlin-runtime/src/jvmMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -4,4 +4,5 @@ package com.strumenta.antlrkotlin.runtime
 
 import java.util.IdentityHashMap as JavaIdentityHashMap
 
-public actual typealias IdentityHashMap<K, V> = JavaIdentityHashMap<K, V>
+@Suppress("ACTUAL_WITHOUT_EXPECT")
+internal actual typealias IdentityHashMap<K, V> = JavaIdentityHashMap<K, V>

antlr-kotlin-runtime/src/nativeMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -3,4 +3,5 @@
 package com.strumenta.antlrkotlin.runtime
 
 // TODO(Edoardo): implement real identity comparison
-public actual typealias IdentityHashMap<K, V> = HashMap<K, V>
+@Suppress("ACTUAL_WITHOUT_EXPECT")
+internal actual typealias IdentityHashMap<K, V> = HashMap<K, V>

antlr-kotlin-runtime/src/wasmJsMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -3,4 +3,5 @@
 package com.strumenta.antlrkotlin.runtime
 
 // TODO(Edoardo): implement real identity comparison
-public actual typealias IdentityHashMap<K, V> = HashMap<K, V>
+@Suppress("ACTUAL_WITHOUT_EXPECT")
+internal actual typealias IdentityHashMap<K, V> = HashMap<K, V>

antlr-kotlin-runtime/src/wasmWasiMain/kotlin/com/strumenta/antlrkotlin/runtime/IdentityHashMap.kt

@@ -3,4 +3,5 @@
 package com.strumenta.antlrkotlin.runtime
 
 // TODO(Edoardo): implement real identity comparison
-public actual typealias IdentityHashMap<K, V> = HashMap<K, V>
+@Suppress("ACTUAL_WITHOUT_EXPECT")
+internal actual typealias IdentityHashMap<K, V> = HashMap<K, V>