add distinction between functions and methods in SIR #KT-65046 fixed

Merge-request: KT-MR-14667
Merged-by: Artem Olkov <artem.olkov@jetbrains.com>

native/swift/sir/tree-generator/src/org/jetbrains/kotlin/sir/tree/generator/SwiftIrTree.kt

@@ -76,13 +76,14 @@ object SwiftIrTree : AbstractSwiftIrTreeBuilder() {
 
     val callable by sealedElement {
         parent(declaration)
+
+        +field("kind", callableKind)
     }
 
     val function by element {
         customParentInVisitor = callable
         parent(callable)
 
-        +field("isStatic", boolean) // todo: KT-65046 Method|function distinction in SIR
         +field("name", string)
         +listField("parameters", parameterType)
         +field("returnType", typeType)
@@ -118,8 +119,6 @@ object SwiftIrTree : AbstractSwiftIrTreeBuilder() {
 
         +field("getter", getter)
         +field("setter", setter, nullable = true)
-
-        +field("isStatic", boolean) // todo: KT-65046 Method|function distinction in SIR
     }
 
     val import by element {

native/swift/sir/tree-generator/src/org/jetbrains/kotlin/sir/tree/generator/Types.kt

@@ -15,6 +15,7 @@ val parameterType = type(BASE_PACKAGE, "SirParameter", TypeKind.Class)
 val typeType = type(BASE_PACKAGE, "SirType", TypeKind.Class)
 val enumCaseType = type(BASE_PACKAGE, "SirEnumCase", TypeKind.Class)
 val functionBodyType = type(BASE_PACKAGE, "SirFunctionBody", TypeKind.Class)
+val callableKind = type(BASE_PACKAGE, "SirCallableKind", TypeKind.Class)
 
 private const val VISITORS_PACKAGE = "$BASE_PACKAGE.visitors"