KT-63273: Swift IR passes to support functions with numeric parameters

Merge-request: KT-MR-13290
Merged-by: Artem Olkov <artem.olkov@jetbrains.com>

native/swift/sir-analysis-api/src/org/jetbrains/kotlin/sir/analysisapi/SirGenerator.kt

@@ -6,17 +6,13 @@
 package org.jetbrains.kotlin.sir.analysisapi
 
 import org.jetbrains.kotlin.analysis.api.analyze
-import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.psi.KtFile
 import org.jetbrains.kotlin.psi.KtNamedFunction
 import org.jetbrains.kotlin.psi.KtTreeVisitorVoid
 import org.jetbrains.kotlin.psi.psiUtil.isPublic
-import org.jetbrains.kotlin.sir.SirOrigin
 import org.jetbrains.kotlin.sir.SirDeclaration
 import org.jetbrains.kotlin.sir.SirForeignFunction
-import org.jetbrains.kotlin.sir.SirVisibility
-import org.jetbrains.kotlin.sir.builder.SirForeignFunctionBuilder
-import org.jetbrains.kotlin.sir.builder.buildForeignFunction
+import org.jetbrains.kotlin.sir.analysisapi.transformers.toForeignFunction
 
 /**
  * A root interface for classes that produce Swift IR elements.
@@ -37,17 +33,8 @@ class SirGenerator : SirFactory {
             super.visitNamedFunction(function)
             function
                 .takeIf { function.isPublic }
-                ?.fqName
-                ?.pathSegments()
-                ?.toListString()
-                ?.let { names -> buildForeignFunction {
-                        origin = SirOrigin.KotlinEntity(names)
-                        visibility = SirVisibility.PUBLIC
-                    }
-                }
+                ?.toForeignFunction()
                 ?.let { res.add(it) }
         }
     }
 }
-
-private fun List<Name>.toListString() = map { it.asString() }

native/swift/sir-analysis-api/src/org/jetbrains/kotlin/sir/analysisapi/transformers/NamedFunction.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.sir.analysisapi.transformers
+
+import org.jetbrains.kotlin.analysis.api.analyze
+import org.jetbrains.kotlin.analysis.api.symbols.KtValueParameterSymbol
+import org.jetbrains.kotlin.name.Name
+import org.jetbrains.kotlin.psi.KtNamedFunction
+import org.jetbrains.kotlin.sir.*
+import org.jetbrains.kotlin.sir.builder.buildForeignFunction
+
+internal fun KtNamedFunction.toForeignFunction(): SirForeignFunction = buildForeignFunction {
+    origin = SirOrigin.ForeignEntity(
+        AAFunction(this@toForeignFunction)
+    )
+}
+
+private fun KtValueParameterSymbol.toSirParam(): KotlinParameter = AAParameter(
+    name = name.toString(),
+    type = AAKotlinType(name = returnType.toString())
+)
+
+private class AAFunction(
+    private val originalFunction: KtNamedFunction
+) : KotlinFunction {
+    override val fqName: List<String>
+        get() = originalFunction.fqName?.pathSegments()?.toListString() ?: emptyList()
+
+    override val parameters: List<KotlinParameter>
+        get() = analyze(originalFunction) {
+            val function = originalFunction.getFunctionLikeSymbol()
+            function.valueParameters.map { it.toSirParam() }
+        }
+
+    override val returnType: KotlinType
+        get() = analyze(originalFunction) {
+            val function = originalFunction.getFunctionLikeSymbol()
+            AAKotlinType(name = function.returnType.toString())
+        }
+
+}
+private data class AAParameter(
+    override val name: String,
+    override val type: KotlinType
+) : KotlinParameter
+
+private data class AAKotlinType(
+    override val name: String
+) : KotlinType
+
+private fun List<Name>.toListString() = map { it.asString() }

native/swift/sir-analysis-api/tests/org/jetbrains/kotlin/sir/analysisapi/AbstractKotlinSirContextTest.kt

@@ -12,11 +12,9 @@ import org.jetbrains.kotlin.analysis.test.framework.test.configurators.*
 import org.jetbrains.kotlin.analysis.test.framework.test.configurators.FrontendKind
 import org.jetbrains.kotlin.platform.konan.NativePlatforms
 import org.jetbrains.kotlin.psi.KtFile
-import org.jetbrains.kotlin.sir.SirDeclaration
 import org.jetbrains.kotlin.sir.SirForeignFunction
-import org.jetbrains.kotlin.sir.SirModule
+import org.jetbrains.kotlin.sir.KotlinFunction
 import org.jetbrains.kotlin.sir.SirOrigin
-import org.jetbrains.kotlin.sir.builder.SirModuleBuilder
 import org.jetbrains.kotlin.sir.builder.buildModule
 import org.jetbrains.kotlin.test.builders.TestConfigurationBuilder
 import org.jetbrains.kotlin.test.services.TestModuleStructure
@@ -62,7 +60,8 @@ abstract class AbstractKotlinSirContextTestBase : AbstractAnalysisApiBasedTest()
             module.declarations
                 .filterIsInstance<SirForeignFunction>()
                 .forEach {
-                    appendLine("${(it.origin as SirOrigin.KotlinEntity).path}")
+                    val function = (it.origin as SirOrigin.ForeignEntity).entity as KotlinFunction
+                    appendLine("${function.fqName}")
                 }
         }