Haxe C# dictionary iteration

Main.hx

import cs.system.collections.generic.IEnumerator_1;
import cs.system.collections.generic.KeyValuePair_2;
import cs.system.collections.generic.Dictionary_2;

using Main;

@:nativeGen class Main {
	public static function main() {
		var dict = new Dictionary_2<String, String>();
		dict.Add('hello', 'world');
		dict.Add('foo', 'foobar');
		dict.Add('bar', 'bar');

		for (k => v in dict) trace(k, v);
		for (v in dict) trace(v);
		for (k in dict.keys()) trace(k);
	}
}

class DictionaryHelper {
	public static inline function keys<K, V>(
		dict:Dictionary_2<K, V>
	):Iterator<K> {
		return new EnumeratorIterator<K>(dict.Keys.GetEnumerator());
	}

	public static inline function iterator<K, V>(
		dict:Dictionary_2<K, V>
	):Iterator<V> {
		return new EnumeratorIterator<V>(dict.Values.GetEnumerator());
	}

	public static inline function keyValueIterator<K, V>(
		dict:Dictionary_2<K, V>
	):KeyValuePairIterator<K, V> {
		return new KeyValuePairIterator<K, V>(dict.GetEnumerator());
	}
}

class KeyValuePairIterator<K, V> {
	final enumerator:IEnumerator_1<KeyValuePair_2<K, V>>;
	var _hasNext:Bool;

	public inline function new(enumerator:IEnumerator_1<KeyValuePair_2<K, V>>) {
		this.enumerator = enumerator;
		moveNext();
	}

	inline function moveNext():Void _hasNext = enumerator.MoveNext();
	public inline function hasNext():Bool return _hasNext;

	public inline function next():{key:K, value:V} {
		var current = enumerator.Current;
		moveNext();
		return {key: current.Key, value: current.Value};
	}
}

class EnumeratorIterator<T> {
	final enumerator:IEnumerator_1<T>;
	var _hasNext:Bool;

	public inline function new(enumerator:IEnumerator_1<T>) {
		this.enumerator = enumerator;
		moveNext();
	}

	inline function moveNext():Void _hasNext = enumerator.MoveNext();
	public inline function hasNext():Bool return _hasNext;

	public inline function next():T {
		var current = enumerator.Current;
		moveNext();
		return current;
	}
}

Main.hx.cs

// Generated by Haxe 4.2.1+bf9ff69

#pragma warning disable 109, 114, 219, 429, 168, 162
public class EntryPoint__Main {
	public static void Main() {
		global::cs.Boot.init();
		global::Main.main();
	}
}

public class Main {
	
	public Main() {
	}
	
	
	public static void main() {
		unchecked {
			global::System.Collections.Generic.Dictionary<string, string> dict = new global::System.Collections.Generic.Dictionary<string, string>();
			dict.Add(((string) ("hello") ), ((string) ("world") ));
			dict.Add(((string) ("foo") ), ((string) ("foobar") ));
			dict.Add(((string) ("bar") ), ((string) ("bar") ));
			{
				global::System.Collections.Generic.IEnumerator<global::System.Collections.Generic.KeyValuePair<string, string>> _g_enumerator = ((global::System.Collections.Generic.IEnumerator<global::System.Collections.Generic.KeyValuePair<string, string>>) (dict.GetEnumerator()) );
				bool _g__hasNext = ( _g_enumerator as global::System.Collections.IEnumerator ).MoveNext();
				while (_g__hasNext) {
					global::System.Collections.Generic.KeyValuePair<string, string> current = ((global::System.Collections.Generic.KeyValuePair<string, string>) (( _g_enumerator as global::System.Collections.IEnumerator ).Current) );
					_g__hasNext = ( _g_enumerator as global::System.Collections.IEnumerator ).MoveNext();
					string _g1_key = current.Key;
					string _g1_value = current.Value;
					string k = _g1_key;
					string v = _g1_value;
					global::haxe.Log.trace.__hx_invoke2_o(default(double), k, default(double), new global::haxe.lang.DynamicObject(new int[]{302979532, 1547539107, 1648581351, 1830310359}, new object[]{"main", "Main", "Main.hx", new global::Array<object>(new object[]{v})}, new int[]{1981972957}, new double[]{((double) (14) )}));
				}
				
			}
			
			{
				global::System.Collections.Generic.IEnumerator<string> _g_enumerator1 = ((global::System.Collections.Generic.IEnumerator<string>) (dict.Values.GetEnumerator()) );
				bool _g__hasNext1 = ( _g_enumerator1 as global::System.Collections.IEnumerator ).MoveNext();
				while (_g__hasNext1) {
					string current1 = global::haxe.lang.Runtime.toString(( _g_enumerator1 as global::System.Collections.IEnumerator ).Current);
					_g__hasNext1 = ( _g_enumerator1 as global::System.Collections.IEnumerator ).MoveNext();
					string v1 = current1;
					global::haxe.Log.trace.__hx_invoke2_o(default(double), v1, default(double), new global::haxe.lang.DynamicObject(new int[]{302979532, 1547539107, 1648581351}, new object[]{"main", "Main", "Main.hx"}, new int[]{1981972957}, new double[]{((double) (15) )}));
				}
				
			}
			
			{
				global::System.Collections.Generic.IEnumerator<string> _g1_enumerator = ((global::System.Collections.Generic.IEnumerator<string>) (dict.Keys.GetEnumerator()) );
				bool _g1__hasNext = ( _g1_enumerator as global::System.Collections.IEnumerator ).MoveNext();
				while (_g1__hasNext) {
					string current2 = global::haxe.lang.Runtime.toString(( _g1_enumerator as global::System.Collections.IEnumerator ).Current);
					_g1__hasNext = ( _g1_enumerator as global::System.Collections.IEnumerator ).MoveNext();
					string k1 = current2;
					global::haxe.Log.trace.__hx_invoke2_o(default(double), k1, default(double), new global::haxe.lang.DynamicObject(new int[]{302979532, 1547539107, 1648581351}, new object[]{"main", "Main", "Main.hx"}, new int[]{1981972957}, new double[]{((double) (16) )}));
				}
				
			}
			
		}
	}
	
	
}

Main.hx.out

Main.hx:14: hello, world
Main.hx:14: foo, foobar
Main.hx:14: bar, bar

Main.hx:15: world
Main.hx:15: foobar
Main.hx:15: bar

Main.hx:16: hello
Main.hx:16: foo
Main.hx:16: bar