FIR IDE: add KtClassInitializerSymbol

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/symbols/KtClassInitializerSymbol.kt

@@ -0,0 +1,10 @@
+/*
+ * 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.analysis.api.symbols
+
+import org.jetbrains.kotlin.analysis.api.symbols.markers.KtSymbolWithKind
+
+public abstract class KtClassInitializerSymbol : KtSymbol, KtSymbolWithKind

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/symbols/KtSymbolProvider.kt

@@ -27,6 +27,7 @@ public abstract class KtSymbolProvider : KtAnalysisSessionComponent() {
             literalExpression?.let(::getAnonymousObjectSymbol) ?: getClassOrObjectSymbol(psi)
         }
         is KtPropertyAccessor -> getPropertyAccessorSymbol(psi)
+        is KtClassInitializer -> getClassInitializerSymbol(psi)
         else -> error("Cannot build symbol for ${psi::class}")
     }
 
@@ -44,6 +45,7 @@ public abstract class KtSymbolProvider : KtAnalysisSessionComponent() {
     public abstract fun getClassOrObjectSymbol(psi: KtClassOrObject): KtClassOrObjectSymbol
     public abstract fun getNamedClassOrObjectSymbol(psi: KtClassOrObject): KtNamedClassOrObjectSymbol?
     public abstract fun getPropertyAccessorSymbol(psi: KtPropertyAccessor): KtPropertyAccessorSymbol
+    public abstract fun getClassInitializerSymbol(psi: KtClassInitializer): KtClassInitializerSymbol
 
     public abstract fun getClassOrObjectSymbolByClassId(classId: ClassId): KtClassOrObjectSymbol?
 

analysis/analysis-api/testData/symbols/symbolByPsi/classInitializer.kt

@@ -0,0 +1,8 @@
+// DO_NOT_CHECK_SYMBOL_RESTORE
+
+class A {
+    val i: Int
+    init {
+        i = 1
+    }
+}

analysis/analysis-api/testData/symbols/symbolByPsi/classInitializer.txt

@@ -0,0 +1,57 @@
+KtFirKotlinPropertySymbol:
+  annotatedType: [] kotlin/Int
+  annotationClassIds: []
+  annotations: []
+  callableIdIfNonLocal: /A.i
+  dispatchType: A
+  getter: KtFirPropertyGetterSymbol(<getter>)
+  hasBackingField: true
+  hasGetter: true
+  hasSetter: false
+  initializer: null
+  isConst: false
+  isExtension: false
+  isFromPrimaryConstructor: false
+  isLateInit: false
+  isOverride: false
+  isStatic: false
+  isVal: true
+  modality: FINAL
+  name: i
+  origin: SOURCE
+  receiverType: null
+  setter: null
+  symbolKind: MEMBER
+  visibility: Public
+  deprecationStatus: null
+  getterDeprecationStatus: null
+  javaGetterName: getI
+  javaSetterName: null
+  setterDeprecationStatus: null
+
+KtFirClassInitializerSymbol:
+  origin: SOURCE
+  symbolKind: MEMBER
+  deprecationStatus: null
+
+KtFirNamedClassOrObjectSymbol:
+  annotationClassIds: []
+  annotations: []
+  classIdIfNonLocal: A
+  classKind: CLASS
+  companionObject: null
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: A
+  origin: SOURCE
+  superTypes: [
+    [] kotlin/Any
+  ]
+  symbolKind: TOP_LEVEL
+  typeParameters: []
+  visibility: Public
+  deprecationStatus: null