[FIR JS] Support smart casts for dynamic

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/FirTreeBuilder.kt

@@ -121,9 +121,9 @@ object FirTreeBuilder : AbstractFirTreeBuilder() {
     val callableReferenceAccess by element(Expression, qualifiedAccessExpression)
     val thisReceiverExpression by element(Expression, qualifiedAccessExpression)
     val wrappedExpressionWithSmartcast by element(Expression)
-    val wrappedExpressionWithSmartcastToNull by element(Expression, wrappedExpressionWithSmartcast)
+    val wrappedExpressionWithSmartcastToNothing by element(Expression, wrappedExpressionWithSmartcast)
     val expressionWithSmartcast by element(Expression, qualifiedAccessExpression, wrappedExpressionWithSmartcast)
-    val expressionWithSmartcastToNull by element(Expression, expressionWithSmartcast, wrappedExpressionWithSmartcastToNull)
+    val expressionWithSmartcastToNothing by element(Expression, expressionWithSmartcast, wrappedExpressionWithSmartcastToNothing)
     val safeCallExpression by element(Expression, expression)
     val checkedSafeCallSubject by element(Expression, expression)
     val getClassCall by element(Expression, expression, call)
@@ -143,7 +143,7 @@ object FirTreeBuilder : AbstractFirTreeBuilder() {
     val variableAssignment by element(Expression, qualifiedAccess)
     val whenSubjectExpression by element(Expression, expression)
     val whenSubjectExpressionWithSmartcast by element(Expression, whenSubjectExpression, wrappedExpressionWithSmartcast)
-    val whenSubjectExpressionWithSmartcastToNull by element(Expression, whenSubjectExpression, wrappedExpressionWithSmartcastToNull)
+    val whenSubjectExpressionWithSmartcastToNothing by element(Expression, whenSubjectExpression, wrappedExpressionWithSmartcastToNothing)
 
     val wrappedDelegateExpression by element(Expression, wrappedExpression)
 

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/ImplementationConfigurator.kt

@@ -190,10 +190,10 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
         }
 
         noImpl(expressionWithSmartcast)
-        noImpl(expressionWithSmartcastToNull)
+        noImpl(expressionWithSmartcastToNothing)
 
         noImpl(whenSubjectExpressionWithSmartcast)
-        noImpl(whenSubjectExpressionWithSmartcastToNull)
+        noImpl(whenSubjectExpressionWithSmartcastToNothing)
 
         impl(getClassCall) {
             default("argument") {

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/NodeConfigurator.kt

@@ -501,7 +501,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
             +smartcastStability
         }
 
-        wrappedExpressionWithSmartcastToNull.configure {
+        wrappedExpressionWithSmartcastToNothing.configure {
             withArg("E", expression)
             parentArg(wrappedExpressionWithSmartcast, "E", "E")
             +field("smartcastTypeWithoutNullableNothing", typeRef)
@@ -511,8 +511,8 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
             parentArg(wrappedExpressionWithSmartcast, "E", qualifiedAccessExpression)
         }
 
-        expressionWithSmartcastToNull.configure {
-            parentArg(wrappedExpressionWithSmartcastToNull, "E", qualifiedAccessExpression)
+        expressionWithSmartcastToNothing.configure {
+            parentArg(wrappedExpressionWithSmartcastToNothing, "E", qualifiedAccessExpression)
         }
 
         safeCallExpression.configure {
@@ -585,8 +585,8 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
             parentArg(wrappedExpressionWithSmartcast, "E", whenSubjectExpression)
         }
 
-        whenSubjectExpressionWithSmartcastToNull.configure {
-            parentArg(wrappedExpressionWithSmartcastToNull, "E", whenSubjectExpression)
+        whenSubjectExpressionWithSmartcastToNothing.configure {
+            parentArg(wrappedExpressionWithSmartcastToNothing, "E", whenSubjectExpression)
         }
 
         wrappedExpression.configure {