[LL API] return FirErrorProperty for top level destructuring declaration

KTIJ-23552

analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/components/expressionTypeProvider/Fe10IdeNormalAnalysisSourceModuleHLExpressionTypeTestGenerated.java

@@ -142,6 +142,12 @@ public class Fe10IdeNormalAnalysisSourceModuleHLExpressionTypeTestGenerated exte
         runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/list_mutableListOf.kt");
     }
 
+    @Test
+    @TestMetadata("nameReference.kt")
+    public void testNameReference() throws Exception {
+        runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.kt");
+    }
+
     @Test
     @TestMetadata("nonExpression.kt")
     public void testNonExpression() throws Exception {

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/expressionTypeProvider/FirIdeDependentAnalysisSourceModuleHLExpressionTypeTestGenerated.java

@@ -142,6 +142,12 @@ public class FirIdeDependentAnalysisSourceModuleHLExpressionTypeTestGenerated ex
         runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/list_mutableListOf.kt");
     }
 
+    @Test
+    @TestMetadata("nameReference.kt")
+    public void testNameReference() throws Exception {
+        runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.kt");
+    }
+
     @Test
     @TestMetadata("nonExpression.kt")
     public void testNonExpression() throws Exception {

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/expressionTypeProvider/FirIdeNormalAnalysisSourceModuleHLExpressionTypeTestGenerated.java

@@ -142,6 +142,12 @@ public class FirIdeNormalAnalysisSourceModuleHLExpressionTypeTestGenerated exten
         runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/list_mutableListOf.kt");
     }
 
+    @Test
+    @TestMetadata("nameReference.kt")
+    public void testNameReference() throws Exception {
+        runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.kt");
+    }
+
     @Test
     @TestMetadata("nonExpression.kt")
     public void testNonExpression() throws Exception {

analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/expressionTypeProvider/FirStandaloneNormalAnalysisSourceModuleHLExpressionTypeTestGenerated.java

@@ -142,6 +142,12 @@ public class FirStandaloneNormalAnalysisSourceModuleHLExpressionTypeTestGenerate
         runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/list_mutableListOf.kt");
     }
 
+    @Test
+    @TestMetadata("nameReference.kt")
+    public void testNameReference() throws Exception {
+        runTest("analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.kt");
+    }
+
     @Test
     @TestMetadata("nonExpression.kt")
     public void testNonExpression() throws Exception {

analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.kt

@@ -0,0 +1,5 @@
+var first = -1
+var last = -1
+val pair = Pair(first, last)
+
+val (first, last) = <expr>pair</expr>

analysis/analysis-api/testData/components/expressionTypeProvider/expressionType/nameReference.txt

@@ -0,0 +1,2 @@
+expression: pair
+type: kotlin.Unit

analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/api/FirDeclarationDesignation.kt

@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.fir.symbols.ConeClassLikeLookupTag
 import org.jetbrains.kotlin.fir.symbols.impl.ConeClassLookupTagWithFixedSymbol
 import org.jetbrains.kotlin.analysis.utils.errors.buildErrorWithAttachment
 import org.jetbrains.kotlin.analysis.utils.errors.checkWithAttachmentBuilder
+import org.jetbrains.kotlin.fir.diagnostics.ConeDestructuringDeclarationsOnTopLevel
 import org.jetbrains.kotlin.fir.java.javaSymbolProvider
 
 class FirDeclarationDesignationWithFile(
@@ -69,6 +70,13 @@ private fun collectDesignationPath(declaration: FirDeclaration): List<FirDeclara
                     if (klass.classId.isLocal) return null
                     klass.toFirRegularClassFromSameSession(declaration.moduleData.session)
                 }
+                is FirErrorProperty -> {
+                    return if (declaration.diagnostic == ConeDestructuringDeclarationsOnTopLevel) {
+                        emptyList()
+                    } else {
+                        null
+                    }
+                }
                 else -> return null
             }
         }

analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/element/builder/FirElementBuilder.kt

@@ -103,7 +103,7 @@ internal class FirElementBuilder(
 }
 
 // TODO: simplify
-internal inline fun PsiElement.getNonLocalContainingOrThisDeclaration(predicate: (KtDeclaration) -> Boolean = { true }): KtNamedDeclaration? {
+internal inline fun PsiElement.getNonLocalContainingOrThisDeclaration(predicate: (KtDeclaration) -> Boolean = { true }): KtDeclaration? {
     var container: PsiElement? = this
     while (container != null && container !is KtFile) {
         if (container is KtNamedDeclaration
@@ -116,12 +116,15 @@ internal inline fun PsiElement.getNonLocalContainingOrThisDeclaration(predicate:
         ) {
             return container
         }
+        if (container is KtDestructuringDeclaration && container.parent is KtFile) {
+            return container
+        }
         container = container.parent
     }
     return null
 }
 
-fun PsiElement.getNonLocalContainingInBodyDeclarationWith(): KtNamedDeclaration? =
+fun PsiElement.getNonLocalContainingInBodyDeclarationWith(): KtDeclaration? =
     getNonLocalContainingOrThisDeclaration { declaration ->
         when (declaration) {
             is KtNamedFunction -> declaration.bodyExpression?.isAncestor(this) == true

analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/util/declarationUtils.kt

@@ -99,6 +99,10 @@ private fun KtDeclaration.findSourceNonLocalFirDeclarationByProvider(
             containerClassFir.declarations.firstOrNull { it.psi === this }
         }
         this is KtTypeAlias -> findFir(provider)
+        this is KtDestructuringDeclaration -> {
+            val firFile = containerFirFile ?: firFileBuilder.buildRawFirFileWithCaching(containingKtFile)
+            firFile.declarations.firstOrNull { it.psi == this }
+        }
         else -> errorWithFirSpecificEntries("Invalid container", psi = this)
     }
     return candidate?.takeIf { it.realPsi == this }

analysis/low-level-api-fir/testdata/getOrBuildFir/declarations/destructuring.kt

@@ -0,0 +1,6 @@
+// WITH_STDLIB
+var a = -1
+var b = 0
+val pair = Pair(a, b)
+
+val (first, last) = <expr>pair</expr>

analysis/low-level-api-fir/testdata/getOrBuildFir/declarations/destructuring.txt

@@ -0,0 +1,6 @@
+KT element: KtNameReferenceExpression
+FIR element: FirErrorPropertyImpl
+FIR source kind: KtRealSourceElementKind
+
+FIR element rendered:
+<ERROR TYPE REF: Destructuring declarations are only allowed for local variables/values>

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/GetOrBuildFirTestGenerated.java

@@ -215,6 +215,12 @@ public class GetOrBuildFirTestGenerated extends AbstractGetOrBuildFirTest {
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/low-level-api-fir/testdata/getOrBuildFir/declarations"), Pattern.compile("^(.+)\\.kt$"), null, true);
         }
 
+        @Test
+        @TestMetadata("destructuring.kt")
+        public void testDestructuring() throws Exception {
+            runTest("analysis/low-level-api-fir/testdata/getOrBuildFir/declarations/destructuring.kt");
+        }
+
         @Test
         @TestMetadata("objectLiteral.kt")
         public void testObjectLiteral() throws Exception {

compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDestructuringDeclarationChecker.kt

@@ -19,10 +19,7 @@ import org.jetbrains.kotlin.fir.diagnostics.ConeSimpleDiagnostic
 import org.jetbrains.kotlin.fir.diagnostics.DiagnosticKind
 import org.jetbrains.kotlin.fir.expressions.*
 import org.jetbrains.kotlin.fir.references.FirErrorNamedReference
-import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeAmbiguityError
+import org.jetbrains.kotlin.fir.resolve.diagnostics.*
-import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeConstraintSystemHasContradiction
-import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeInapplicableCandidateError
-import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeUnresolvedNameError
 import org.jetbrains.kotlin.fir.resolvedSymbol
 import org.jetbrains.kotlin.fir.symbols.SymbolInternals
 import org.jetbrains.kotlin.fir.symbols.lazyResolveToPhase

compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/coneDiagnosticToFirDiagnostic.kt

@@ -113,6 +113,7 @@ private fun ConeDiagnostic.toKtDiagnostic(
         else -> this.getFactory(source).createOn(qualifiedAccessSource ?: source)
     }
 
+    is ConeDestructuringDeclarationsOnTopLevel -> FirSyntaxErrors.SYNTAX.createOn(source)
     is ConeCannotInferParameterType -> FirErrors.CANNOT_INFER_PARAMETER_TYPE.createOn(source)
     is ConeInstanceAccessBeforeSuperCall -> FirErrors.INSTANCE_ACCESS_BEFORE_SUPER_CALL.createOn(source, this.target)
     is ConeStubDiagnostic -> null

compiler/fir/raw-fir/raw-fir.common/src/org/jetbrains/kotlin/fir/builder/BaseFirBuilder.kt

@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.fir.declarations.impl.FirDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.declarations.utils.addDeclaration
 import org.jetbrains.kotlin.fir.declarations.utils.isCompanion
 import org.jetbrains.kotlin.fir.declarations.utils.isLocal
+import org.jetbrains.kotlin.fir.diagnostics.ConeDestructuringDeclarationsOnTopLevel
 import org.jetbrains.kotlin.fir.diagnostics.ConeSimpleDiagnostic
 import org.jetbrains.kotlin.fir.diagnostics.ConeUnderscoreIsReserved
 import org.jetbrains.kotlin.fir.diagnostics.DiagnosticKind
@@ -1276,9 +1277,7 @@ abstract class BaseFirBuilder<T>(val baseSession: FirSession, val context: Conte
         moduleData = baseModuleData
         origin = FirDeclarationOrigin.Source
         name = Name.special("<destructuring>")
-        diagnostic = ConeSimpleDiagnostic(
+        diagnostic = ConeDestructuringDeclarationsOnTopLevel
-            "Destructuring declarations are only allowed for local variables/values", DiagnosticKind.Syntax
-        )
         symbol = FirErrorPropertySymbol(diagnostic)
     }
 

compiler/fir/tree/src/org/jetbrains/kotlin/fir/diagnostics/ConeSimpleDiagnostic.kt

@@ -6,9 +6,7 @@
 package org.jetbrains.kotlin.fir.diagnostics
 
 import org.jetbrains.kotlin.KtSourceElement
-import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.symbols.impl.FirTypeParameterSymbol
-import org.jetbrains.kotlin.fir.symbols.impl.FirValueParameterSymbol
 import org.jetbrains.kotlin.fir.types.ConeKotlinType
 import org.jetbrains.kotlin.name.Name
 
@@ -43,6 +41,11 @@ class ConeRecursiveTypeParameterDuringErasureError(val typeParameterName: Name)
         get() = "self-recursive type parameter $typeParameterName"
 }
 
+object ConeDestructuringDeclarationsOnTopLevel : ConeDiagnostic {
+    override val reason: String
+        get() = "Destructuring declarations are only allowed for local variables/values"
+}
+
 enum class DiagnosticKind {
     Syntax,
     ExpressionExpected,