core.expr.toplevel:EnumLiteral: added nullable annotation

Author: arimer

code/languages/org.iets3.opensource/languages/org.iets3.core.expr.toplevel/models/org/iets3/core/expr/toplevel/plugin.mps

@@ -24,6 +24,7 @@
     <import index="dj6k" ref="r:59d52af6-663b-49dc-8980-30d79b8dffa1(org.iets3.core.expr.simpleTypes.runtime)" />
     <import index="hm2y" ref="r:66e07cb4-a4b0-4bf3-a36d-5e9ed1ff1bd3(org.iets3.core.expr.base.structure)" />
     <import index="2ahs" ref="r:ea6cf71d-29d2-478d-8027-a9f4a4de53c4(com.mbeddr.mpsutil.interpreter.rt)" />
+    <import index="mhfm" ref="3f233e7f-b8a6-46d2-a57f-795d56775243/java:org.jetbrains.annotations(Annotations/)" />
     <import index="tpcu" ref="r:00000000-0000-4000-0000-011c89590282(jetbrains.mps.lang.core.behavior)" implicit="true" />
     <import index="nu60" ref="r:cfd59c48-ecc8-4b0c-8ae8-6d876c46ebbb(org.iets3.core.expr.toplevel.behavior)" implicit="true" />
     <import index="lmd" ref="r:a6074908-e483-4c8e-80b5-5dbf8b24df4c(org.iets3.core.expr.path.structure)" implicit="true" />
@@ -2141,6 +2142,9 @@
         <node concept="3uibUv" id="365yA_OSrVM" role="1tU5fm">
           <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
         </node>
+        <node concept="2AHcQZ" id="3F_jmpTzh2K" role="2AJF6D">
+          <ref role="2AI5Lk" to="mhfm:~Nullable" resolve="Nullable" />
+        </node>
       </node>
     </node>
     <node concept="2tJIrI" id="365yA_OOciT" role="jymVt" />