FIR2IR KT-47939 callable references to fun interface constructors

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.fir.ir.txt

@@ -59,32 +59,70 @@ FILE fqName:<root> fileName:/funInterfaceConstructorReference.kt
   FUN name:test1 visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test1 (): kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=null reflectionTarget=<same>
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KRunnable visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.Unit>) returnType:<root>.KRunnable [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.Unit>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KRunnable origin=SAM_CONVERSION typeOperand=<root>.KRunnable
+                GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1.KRunnable' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable [suspend] declared in <root>.test1' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test1a visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test1a (): kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=null reflectionTarget=<same>
-  FUN name:test1b visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction<java.lang.Runnable>
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KRunnable visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.Unit>) returnType:<root>.KRunnable [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.Unit>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KRunnable origin=SAM_CONVERSION typeOperand=<root>.KRunnable
+                GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1a.KRunnable' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable [suspend] declared in <root>.test1a' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
+  FUN name:test1b visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction<<root>.KRunnable>
     BLOCK_BODY
-      RETURN type=kotlin.Nothing from='public final fun test1b (): kotlin.reflect.KFunction<java.lang.Runnable> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun Runnable (function: kotlin.Function0<kotlin.Unit>): java.lang.Runnable declared in java.lang' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, java.lang.Runnable> origin=null reflectionTarget=<same>
+      RETURN type=kotlin.Nothing from='public final fun test1b (): kotlin.reflect.KFunction<<root>.KRunnable> declared in <root>'
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KRunnable visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.Unit>) returnType:<root>.KRunnable [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.Unit>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KRunnable origin=SAM_CONVERSION typeOperand=<root>.KRunnable
+                GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1b.KRunnable' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable [suspend] declared in <root>.test1b' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test2 visibility:public modality:FINAL <> () returnType:kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test2 (): kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KSupplier <T> (function: kotlin.Function0<T of <root>.KSupplier>): <root>.KSupplier<T of <root>.KSupplier> declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=null reflectionTarget=<same>
-          <T>: kotlin.String
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KSupplier visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.String>) returnType:<root>.KSupplier<kotlin.String> [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.String>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KSupplier<kotlin.String> origin=SAM_CONVERSION typeOperand=<root>.KSupplier<kotlin.String>
+                GET_VAR 'function: kotlin.Function0<kotlin.String> declared in <root>.test2.KSupplier' type=kotlin.Function0<kotlin.String> origin=null
+          FUNCTION_REFERENCE 'local final fun KSupplier (function: kotlin.Function0<kotlin.String>): <root>.KSupplier<kotlin.String> [suspend] declared in <root>.test2' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test2a visibility:public modality:FINAL <> () returnType:kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test2a (): kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KSupplier <T> (function: kotlin.Function0<T of <root>.KSupplier>): <root>.KSupplier<T of <root>.KSupplier> declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=null reflectionTarget=<same>
-          <T>: kotlin.String
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KSupplier visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.String>) returnType:<root>.KSupplier<kotlin.String> [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.String>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KSupplier<kotlin.String> origin=SAM_CONVERSION typeOperand=<root>.KSupplier<kotlin.String>
+                GET_VAR 'function: kotlin.Function0<kotlin.String> declared in <root>.test2a.KSupplier' type=kotlin.Function0<kotlin.String> origin=null
+          FUNCTION_REFERENCE 'local final fun KSupplier (function: kotlin.Function0<kotlin.String>): <root>.KSupplier<kotlin.String> [suspend] declared in <root>.test2a' type=kotlin.reflect.KFunction1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test3 visibility:public modality:FINAL <> () returnType:kotlin.Function1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test3 (): kotlin.Function1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KConsumer <T> (function: kotlin.Function1<T of <root>.KConsumer, kotlin.Unit>): <root>.KConsumer<T of <root>.KConsumer> declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=null reflectionTarget=<same>
-          <T>: kotlin.String
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KConsumer visibility:local modality:FINAL <> (function:kotlin.Function1<kotlin.String, kotlin.Unit>) returnType:<root>.KConsumer<kotlin.String> [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function1<kotlin.String, kotlin.Unit>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KConsumer<kotlin.String> origin=SAM_CONVERSION typeOperand=<root>.KConsumer<kotlin.String>
+                GET_VAR 'function: kotlin.Function1<kotlin.String, kotlin.Unit> declared in <root>.test3.KConsumer' type=kotlin.Function1<kotlin.String, kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KConsumer (function: kotlin.Function1<kotlin.String, kotlin.Unit>): <root>.KConsumer<kotlin.String> [suspend] declared in <root>.test3' type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test3a visibility:public modality:FINAL <> () returnType:kotlin.Function1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test3a (): kotlin.Function1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> declared in <root>'
-        FUNCTION_REFERENCE 'public final fun KConsumer <T> (function: kotlin.Function1<T of <root>.KConsumer, kotlin.Unit>): <root>.KConsumer<T of <root>.KConsumer> declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=null reflectionTarget=<same>
-          <T>: kotlin.String
+        BLOCK type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KConsumer visibility:local modality:FINAL <> (function:kotlin.Function1<kotlin.String, kotlin.Unit>) returnType:<root>.KConsumer<kotlin.String> [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function1<kotlin.String, kotlin.Unit>
+            EXPRESSION_BODY
+              TYPE_OP type=<root>.KConsumer<kotlin.String> origin=SAM_CONVERSION typeOperand=<root>.KConsumer<kotlin.String>
+                GET_VAR 'function: kotlin.Function1<kotlin.String, kotlin.Unit> declared in <root>.test3a.KConsumer' type=kotlin.Function1<kotlin.String, kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KConsumer (function: kotlin.Function1<kotlin.String, kotlin.Unit>): <root>.KConsumer<kotlin.String> [suspend] declared in <root>.test3a' type=kotlin.reflect.KFunction1<kotlin.Function1<kotlin.String, kotlin.Unit>, <root>.KConsumer<kotlin.String>> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.fir.kt.txt

@@ -17,29 +17,58 @@ fun interface KConsumer<T : Any?> {
 }
 
 fun test1(): KFunction1<Function0<Unit>, KRunnable> {
-  return ::KRunnable
+  return { // BLOCK
+    local suspend fun KRunnable(function: Function0<Unit>): KRunnable function /*-> KRunnable */
+
+    ::KRunnable
+  }
 }
 
 fun test1a(): KFunction1<Function0<Unit>, KRunnable> {
-  return ::KRunnable
+  return { // BLOCK
+    local suspend fun KRunnable(function: Function0<Unit>): KRunnable function /*-> KRunnable */
+
+    ::KRunnable
+  }
 }
 
-fun test1b(): KFunction<Runnable> {
-  return ::Runnable
+fun test1b(): KFunction<KRunnable> {
+  return { // BLOCK
+    local suspend fun KRunnable(function: Function0<Unit>): KRunnable function /*-> KRunnable */
+
+    ::KRunnable
+  }
 }
 
 fun test2(): Function1<Function0<String>, KSupplier<String>> {
-  return ::KSupplier/*<String>()*/
+  return { // BLOCK
+    local suspend fun KSupplier(function: Function0<String>): KSupplier<String> function /*-> KSupplier<String> */
+
+    ::KSupplier
+  }
 }
 
 fun test2a(): Function1<Function0<String>, KSupplier<String>> {
-  return ::KSupplier/*<String>()*/
+  return { // BLOCK
+    local suspend fun KSupplier(function: Function0<String>): KSupplier<String> function /*-> KSupplier<String> */
+
+    ::KSupplier
+  }
 }
 
 fun test3(): Function1<Function1<String, Unit>, KConsumer<String>> {
-  return ::KConsumer/*<String>()*/
+  return { // BLOCK
+    local suspend fun KConsumer(function: Function1<String, Unit>): KConsumer<String> function /*-> KConsumer<String> */
+
+    ::KConsumer
+  }
 }
 
 fun test3a(): Function1<Function1<String, Unit>, KConsumer<String>> {
-  return ::KConsumer/*<String>()*/
+  return { // BLOCK
+    local suspend fun KConsumer(function: Function1<String, Unit>): KConsumer<String> function /*-> KConsumer<String> */
+
+    ::KConsumer
+  }
 }
+

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.ir.txt

@@ -76,16 +76,16 @@ FILE fqName:<root> fileName:/funInterfaceConstructorReference.kt
               TYPE_OP type=<root>.KRunnable origin=SAM_CONVERSION typeOperand=<root>.KRunnable
                 GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1a.KRunnable' type=kotlin.Function0<kotlin.Unit> origin=null
           FUNCTION_REFERENCE 'local final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable declared in <root>.test1a' type=kotlin.reflect.KFunction1<@[ParameterName(name = 'function')] kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
-  FUN name:test1b visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction<java.lang.Runnable>
+  FUN name:test1b visibility:public modality:FINAL <> () returnType:kotlin.reflect.KFunction<<root>.KRunnable>
     BLOCK_BODY
-      RETURN type=kotlin.Nothing from='public final fun test1b (): kotlin.reflect.KFunction<java.lang.Runnable> declared in <root>'
-        BLOCK type=kotlin.reflect.KFunction1<@[ParameterName(name = 'function')] kotlin.Function0<kotlin.Unit>, java.lang.Runnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
-          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:Runnable visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.Unit>) returnType:java.lang.Runnable
+      RETURN type=kotlin.Nothing from='public final fun test1b (): kotlin.reflect.KFunction<<root>.KRunnable> declared in <root>'
+        BLOCK type=kotlin.reflect.KFunction1<@[ParameterName(name = 'function')] kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE
+          FUN ADAPTER_FOR_FUN_INTERFACE_CONSTRUCTOR name:KRunnable visibility:local modality:FINAL <> (function:kotlin.Function0<kotlin.Unit>) returnType:<root>.KRunnable
             VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:function index:0 type:kotlin.Function0<kotlin.Unit>
             EXPRESSION_BODY
-              TYPE_OP type=java.lang.Runnable origin=SAM_CONVERSION typeOperand=java.lang.Runnable
-                GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1b.Runnable' type=kotlin.Function0<kotlin.Unit> origin=null
-          FUNCTION_REFERENCE 'local final fun Runnable (function: kotlin.Function0<kotlin.Unit>): java.lang.Runnable declared in <root>.test1b' type=kotlin.reflect.KFunction1<@[ParameterName(name = 'function')] kotlin.Function0<kotlin.Unit>, java.lang.Runnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
+              TYPE_OP type=<root>.KRunnable origin=SAM_CONVERSION typeOperand=<root>.KRunnable
+                GET_VAR 'function: kotlin.Function0<kotlin.Unit> declared in <root>.test1b.KRunnable' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun KRunnable (function: kotlin.Function0<kotlin.Unit>): <root>.KRunnable declared in <root>.test1b' type=kotlin.reflect.KFunction1<@[ParameterName(name = 'function')] kotlin.Function0<kotlin.Unit>, <root>.KRunnable> origin=FUN_INTERFACE_CONSTRUCTOR_REFERENCE reflectionTarget=<same>
   FUN name:test2 visibility:public modality:FINAL <> () returnType:kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>>
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun test2 (): kotlin.Function1<kotlin.Function0<kotlin.String>, <root>.KSupplier<kotlin.String>> declared in <root>'

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.kt

@@ -24,7 +24,7 @@ fun test1() = ::KRunnable
 
 fun test1a() = ::KR
 
-fun test1b(): KFunction<Runnable> = ::Runnable
+fun test1b(): KFunction<KRunnable> = ::KRunnable
 
 fun test2(): (() -> String) -> KSupplier<String> = ::KSupplier
 

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.kt.txt

@@ -32,11 +32,11 @@ fun test1a(): KFunction1<@ParameterName(name = "function") Function0<Unit>, KRun
   }
 }
 
-fun test1b(): KFunction<Runnable> {
+fun test1b(): KFunction<KRunnable> {
   return { // BLOCK
-    local fun Runnable(function: Function0<Unit>): Runnable function /*-> Runnable */
+    local fun KRunnable(function: Function0<Unit>): KRunnable function /*-> KRunnable */
 
-    ::Runnable
+    ::KRunnable
   }
 }