Move WhenMissingCase from fir module to compiler.common to use in IDE

compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt

@@ -9,6 +9,7 @@ import com.intellij.psi.PsiElement
 import com.intellij.psi.PsiTypeElement
 import org.jetbrains.kotlin.contracts.description.EventOccurrencesRange
 import org.jetbrains.kotlin.descriptors.Visibility
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
 import org.jetbrains.kotlin.fir.FirEffectiveVisibility
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.PrivateForInline
@@ -16,7 +17,6 @@ import org.jetbrains.kotlin.fir.declarations.FirCallableDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.declarations.FirMemberDeclaration
 import org.jetbrains.kotlin.fir.expressions.FirExpression
-import org.jetbrains.kotlin.fir.expressions.WhenMissingCase
 import org.jetbrains.kotlin.fir.symbols.AbstractFirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.ConeKotlinType

compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt

@@ -9,6 +9,7 @@ import com.intellij.psi.PsiElement
 import com.intellij.psi.PsiTypeElement
 import org.jetbrains.kotlin.contracts.description.EventOccurrencesRange
 import org.jetbrains.kotlin.descriptors.Visibility
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
 import org.jetbrains.kotlin.fir.FirEffectiveVisibility
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.analysis.diagnostics.SourceElementPositioningStrategies
@@ -16,7 +17,6 @@ import org.jetbrains.kotlin.fir.declarations.FirCallableDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.declarations.FirMemberDeclaration
 import org.jetbrains.kotlin.fir.expressions.FirExpression
-import org.jetbrains.kotlin.fir.expressions.WhenMissingCase
 import org.jetbrains.kotlin.fir.symbols.AbstractFirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassLikeSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirPropertySymbol

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

@@ -6,11 +6,11 @@
 package org.jetbrains.kotlin.fir.analysis.diagnostics
 
 import org.jetbrains.kotlin.descriptors.Visibility
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
 import org.jetbrains.kotlin.diagnostics.rendering.Renderer
 import org.jetbrains.kotlin.fir.FirElement
 import org.jetbrains.kotlin.fir.FirRenderer
 import org.jetbrains.kotlin.fir.declarations.*
-import org.jetbrains.kotlin.fir.expressions.WhenMissingCase
 import org.jetbrains.kotlin.fir.render
 import org.jetbrains.kotlin.fir.renderWithType
 import org.jetbrains.kotlin.fir.symbols.AbstractFirBasedSymbol

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirWhenExhaustivenessTransformer.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.resolve.transformers
 
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.descriptors.Modality
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
 import org.jetbrains.kotlin.fir.FirElement
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.declarations.*

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/ExhaustivenessStatus.kt

@@ -5,8 +5,7 @@
 
 package org.jetbrains.kotlin.fir.expressions
 
-import org.jetbrains.kotlin.name.CallableId
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
-import org.jetbrains.kotlin.name.ClassId
 
 sealed class ExhaustivenessStatus {
     object Exhaustive : ExhaustivenessStatus()
@@ -17,50 +16,6 @@ sealed class ExhaustivenessStatus {
     }
 }
 
-sealed class WhenMissingCase() {
-    abstract val branchConditionText: String
-
-    object Unknown : WhenMissingCase() {
-        override fun toString(): String = "unknown"
-
-        override val branchConditionText: String = "else"
-    }
-
-    object NullIsMissing : WhenMissingCase() {
-        override val branchConditionText: String = "null"
-    }
-
-    sealed class BooleanIsMissing(val value: Boolean) : WhenMissingCase() {
-        object True : BooleanIsMissing(true)
-        object False : BooleanIsMissing(false)
-
-        override val branchConditionText: String = value.toString()
-    }
-
-    class IsTypeCheckIsMissing(val classId: ClassId, val isSingleton: Boolean) : WhenMissingCase() {
-        override val branchConditionText: String = run {
-            val fqName = classId.asSingleFqName().toString()
-            if (isSingleton) fqName else "is $fqName"
-        }
-
-        override fun toString(): String {
-            val name = classId.shortClassName.identifier
-            return if (isSingleton) name else "is $name"
-        }
-    }
-
-    class EnumCheckIsMissing(val callableId: CallableId) : WhenMissingCase() {
-        override val branchConditionText: String = callableId.asFqNameForDebugInfo().toString()
-
-        override fun toString(): String {
-            return callableId.callableName.identifier
-        }
-    }
-
-    override fun toString(): String {
-        return branchConditionText
-    }
-}
 
 val FirWhenExpression.isExhaustive: Boolean
     get() = exhaustivenessStatus == ExhaustivenessStatus.Exhaustive

compiler/frontend.common/src/org/jetbrains/kotlin/diagnostics/WhenMissingCase.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2010-2021 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.diagnostics
+
+import org.jetbrains.kotlin.name.CallableId
+import org.jetbrains.kotlin.name.ClassId
+
+sealed class WhenMissingCase {
+    abstract val branchConditionText: String
+
+    object Unknown : WhenMissingCase() {
+        override fun toString(): String = "unknown"
+
+        override val branchConditionText: String = "else"
+    }
+
+    object NullIsMissing : WhenMissingCase() {
+        override val branchConditionText: String = "null"
+    }
+
+    sealed class BooleanIsMissing(val value: Boolean) : WhenMissingCase() {
+        object True : BooleanIsMissing(true)
+        object False : BooleanIsMissing(false)
+
+        override val branchConditionText: String = value.toString()
+    }
+
+    class IsTypeCheckIsMissing(val classId: ClassId, val isSingleton: Boolean) : WhenMissingCase() {
+        override val branchConditionText: String = run {
+            val fqName = classId.asSingleFqName().toString()
+            if (isSingleton) fqName else "is $fqName"
+        }
+
+        override fun toString(): String {
+            val name = classId.shortClassName.identifier
+            return if (isSingleton) name else "is $name"
+        }
+    }
+
+    class EnumCheckIsMissing(val callableId: CallableId) : WhenMissingCase() {
+        override val branchConditionText: String = callableId.asFqNameForDebugInfo().toString()
+
+        override fun toString(): String {
+            return callableId.callableName.identifier
+        }
+    }
+
+    override fun toString(): String {
+        return branchConditionText
+    }
+}

idea/idea-frontend-fir/idea-frontend-fir-generator/src/org/jetbrains/kotlin/idea/frontend/api/fir/generator/HLDiagnosticConverter.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.idea.frontend.api.fir.generator
 import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.contracts.description.EventOccurrencesRange
 import org.jetbrains.kotlin.descriptors.Visibility
+import org.jetbrains.kotlin.diagnostics.WhenMissingCase
 import org.jetbrains.kotlin.fir.FirEffectiveVisibility
 import org.jetbrains.kotlin.fir.checkers.generator.diagnostics.DiagnosticData
 import org.jetbrains.kotlin.fir.checkers.generator.diagnostics.DiagnosticList
@@ -166,7 +167,7 @@ private object FirToKtConversionCreator {
         WhenMissingCase::class to HLFunctionCallConversion(
             """TODO("WhenMissingCase conversion is not supported yet")""",
             Any::class.createType(),
-            importsToAdd = listOf("org.jetbrains.kotlin.fir.expressions.WhenMissingCase")
+            importsToAdd = listOf("org.jetbrains.kotlin.diagnostics.WhenMissingCase")
         ),
     )