KT-65897: add exporting of kotlin constructors as Swift constructors #KT-65897 fixed

Merge-request: KT-MR-14734
Merged-by: Artem Olkov <artem.olkov@jetbrains.com>

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

@@ -81,6 +81,18 @@ object SwiftIrTree : AbstractSwiftIrTreeBuilder() {
         +field("body", functionBodyType, nullable = true, mutable = true)
     }
 
+    val init by element {
+        customParentInVisitor = callable
+        parent(callable)
+
+        +field("isFailable", boolean)
+        +listField("parameters", parameterType)
+
+        +field("initKind", initKind)
+
+        +field(name = "documentation", string, nullable = true, mutable = true)
+    }
+
     val function by element {
         customParentInVisitor = callable
         parent(callable)

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

@@ -16,6 +16,7 @@ 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)
+val initKind = type(BASE_PACKAGE, "SirInitializerKind", TypeKind.Class)
 
 private const val VISITORS_PACKAGE = "$BASE_PACKAGE.visitors"