fixed equals and hashcode of nix

Author: markusvoelter

code/languages/org.iets3.opensource/solutions/org.iets3.core.expr.base.runtime/models/runtime.mps

@@ -1675,30 +1675,61 @@
     <property role="3GE5qa" value="nix" />
     <property role="TrG5h" value="DefaultNix" />
     <node concept="2tJIrI" id="26cjRABQf4s" role="jymVt" />
-    <node concept="3clFb_" id="26cjRABQf7G" role="jymVt">
+    <node concept="2tJIrI" id="26cjRABQf78" role="jymVt" />
+    <node concept="3clFb_" id="4Xe8FxpNCuQ" role="jymVt">
       <property role="TrG5h" value="equals" />
-      <node concept="10P_77" id="26cjRABQf8i" role="3clF45" />
-      <node concept="3Tm1VV" id="26cjRABQf7J" role="1B3o_S" />
-      <node concept="3clFbS" id="26cjRABQf7K" role="3clF47">
-        <node concept="3cpWs6" id="26cjRABQfdt" role="3cqZAp">
-          <node concept="2ZW3vV" id="26cjRABQfhs" role="3cqZAk">
-            <node concept="3uibUv" id="26cjRABQfks" role="2ZW6by">
+      <node concept="10P_77" id="4Xe8FxpNCLv" role="3clF45" />
+      <node concept="3Tm1VV" id="4Xe8FxpNCuT" role="1B3o_S" />
+      <node concept="3clFbS" id="4Xe8FxpNCuU" role="3clF47">
+        <node concept="3clFbJ" id="4Xe8FxpNCPU" role="3cqZAp">
+          <node concept="3clFbC" id="4Xe8FxpNCVp" role="3clFbw">
+            <node concept="10Nm6u" id="4Xe8FxpND5Y" role="3uHU7w" />
+            <node concept="37vLTw" id="4Xe8FxpNCQx" role="3uHU7B">
+              <ref role="3cqZAo" node="4Xe8FxpNCzE" resolve="other" />
+            </node>
+          </node>
+          <node concept="3clFbS" id="4Xe8FxpNCPW" role="3clFbx">
+            <node concept="3cpWs6" id="4Xe8FxpND1X" role="3cqZAp">
+              <node concept="3clFbT" id="4Xe8FxpNDaG" role="3cqZAk" />
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbF" id="4Xe8FxpNDjp" role="3cqZAp">
+          <node concept="2ZW3vV" id="4Xe8FxpNDL7" role="3clFbG">
+            <node concept="3uibUv" id="4Xe8FxpNDQ2" role="2ZW6by">
               <ref role="3uigEE" to="ppzb:3nVyItrYNyp" resolve="INixValue" />
             </node>
-            <node concept="37vLTw" id="26cjRABQfdF" role="2ZW6bz">
-              <ref role="3cqZAo" node="26cjRABQf94" resolve="other" />
+            <node concept="37vLTw" id="4Xe8FxpNDuJ" role="2ZW6bz">
+              <ref role="3cqZAo" node="4Xe8FxpNCzE" resolve="other" />
             </node>
           </node>
         </node>
       </node>
-      <node concept="37vLTG" id="26cjRABQf94" role="3clF46">
+      <node concept="37vLTG" id="4Xe8FxpNCzE" role="3clF46">
         <property role="TrG5h" value="other" />
-        <node concept="3uibUv" id="26cjRABQf93" role="1tU5fm">
+        <node concept="3uibUv" id="4Xe8FxpNCzD" role="1tU5fm">
           <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
         </node>
       </node>
     </node>
-    <node concept="2tJIrI" id="26cjRABQf78" role="jymVt" />
+    <node concept="2tJIrI" id="4Xe8FxpNDUg" role="jymVt" />
+    <node concept="3clFb_" id="4Xe8FxpNDZj" role="jymVt">
+      <property role="TrG5h" value="hashCode" />
+      <node concept="10Oyi0" id="4Xe8FxpNEgf" role="3clF45" />
+      <node concept="3Tm1VV" id="4Xe8FxpNDZm" role="1B3o_S" />
+      <node concept="3clFbS" id="4Xe8FxpNDZn" role="3clF47">
+        <node concept="3clFbF" id="4Xe8FxpNEmJ" role="3cqZAp">
+          <node concept="2OqwBi" id="4Xe8FxpNEWR" role="3clFbG">
+            <node concept="Xl_RD" id="4Xe8FxpNEmI" role="2Oq$k0">
+              <property role="Xl_RC" value="nix" />
+            </node>
+            <node concept="liA8E" id="4Xe8FxpNFmH" role="2OqNvi">
+              <ref role="37wK5l" to="wyt6:~String.hashCode()" resolve="hashCode" />
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
     <node concept="2tJIrI" id="26cjRABQf7e" role="jymVt" />
     <node concept="2tJIrI" id="26cjRABQf4x" role="jymVt" />
     <node concept="2tJIrI" id="26cjRABQf4_" role="jymVt" />