From e9d5396fa979cb8feef560e0fabe36c07598fb56 Mon Sep 17 00:00:00 2001
From: Stanislav Ruban <stanislav.ruban@jetbrains.com>
Date: Thu, 14 Mar 2024 11:59:40 +0200
Subject: [PATCH] [FIR][checkers] Handle ConeHiddenCandidateError in
 FirDestructuringDeclarationChecker properly

#KT-66595 Fixed
---
 .../declaration/FirDestructuringDeclarationChecker.kt |  9 +++++++++
 .../hiddenComponentInDestructuringDeclaration.fir.kt  | 11 -----------
 .../hiddenComponentInDestructuringDeclaration.kt      |  3 +--
 3 files changed, 10 insertions(+), 13 deletions(-)
 delete mode 100644 compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.fir.kt

diff --git a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDestructuringDeclarationChecker.kt b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDestructuringDeclarationChecker.kt
index 3d171ec62af..4899657e409 100644
--- a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDestructuringDeclarationChecker.kt
+++ b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDestructuringDeclarationChecker.kt
@@ -124,6 +124,15 @@ object FirDestructuringDeclarationChecker : FirPropertyChecker(MppCheckerKind.Co
                     context
                 )
             }
+            is ConeHiddenCandidateError -> {
+                reporter.reportOn(
+                    source,
+                    FirErrors.COMPONENT_FUNCTION_MISSING,
+                    diagnostic.candidate.callInfo.name,
+                    destructuringDeclarationType,
+                    context
+                )
+            }
             is ConeInapplicableWrongReceiver -> {
                 reporter.reportOn(
                     source,
diff --git a/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.fir.kt b/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.fir.kt
deleted file mode 100644
index a3bbbfae922..00000000000
--- a/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.fir.kt
+++ /dev/null
@@ -1,11 +0,0 @@
-// TARGET_FRONTEND: ClassicFrontend
-// ^ reason for a FIR mute: KT-66595
-
-class SimpleKlass {
-    @Deprecated("deprecated and hidden", level = DeprecationLevel.HIDDEN)
-    operator fun component1(): Int = 42
-}
-
-fun test(simpleKlass: SimpleKlass) {
-    val (s1) = simpleKlass
-}
diff --git a/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.kt b/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.kt
index 7925663f8cf..efa89509305 100644
--- a/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.kt
+++ b/compiler/testData/diagnostics/tests/deprecated/hiddenComponentInDestructuringDeclaration.kt
@@ -1,5 +1,4 @@
-// TARGET_FRONTEND: ClassicFrontend
-// ^ reason for a FIR mute: KT-66595
+// FIR_IDENTICAL
 
 class SimpleKlass {
     @Deprecated("deprecated and hidden", level = DeprecationLevel.HIDDEN)