New J2K: Some changes to assignment expression.

j2k/newSrc/org/jetbrains/kotlin/j2k/JavaToJKTreeBuilder.kt

@@ -74,7 +74,11 @@ class JavaToJKTreeBuilder(var symbolProvider: JKSymbolProvider) {
         }
 
         fun PsiAssignmentExpression.toJK(): JKJavaAssignmentExpression {
-            return JKJavaAssignmentExpressionImpl(lExpression.toJK(), rExpression.toJK())
+            return JKJavaAssignmentExpressionImpl(
+                (lExpression.toJK() as? JKFieldAccessExpression ?: error("Its possible?")).identifier,
+                rExpression.toJK(),
+                operationSign.toJK()
+            )
         }
 
         fun PsiBinaryExpression.toJK(): JKExpression {
@@ -110,7 +114,6 @@ class JavaToJKTreeBuilder(var symbolProvider: JKSymbolProvider) {
 
         fun PsiMethodCallExpression.toJK(): JKExpression {
             val method = methodExpression as PsiReferenceExpressionImpl
-
             val call = JKJavaMethodCallExpressionImpl(symbolProvider.provideSymbol(method), argumentList.toJK())
             return if (method.findChildByRole(ChildRole.DOT) != null) {
                 JKQualifiedExpressionImpl((method.qualifier as PsiExpression).toJK(), JKJavaQualifierImpl.DOT, call)

j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/AssignmentAsExpressionToAlsoConversion.kt

@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.j2k.conversions
 
 import org.jetbrains.kotlin.j2k.ConversionContext
+import org.jetbrains.kotlin.j2k.tree.JKExpressionStatement
 import org.jetbrains.kotlin.j2k.tree.JKJavaAssignmentExpression
 import org.jetbrains.kotlin.j2k.tree.JKTreeElement
 import org.jetbrains.kotlin.j2k.tree.impl.*
@@ -14,17 +15,15 @@ import org.jetbrains.kotlin.name.ClassId
 class AssignmentAsExpressionToAlsoConversion(val context: ConversionContext) : RecursiveApplicableConversionBase() {
 
     override fun applyToElement(element: JKTreeElement): JKTreeElement {
-        if (element !is JKJavaAssignmentExpression) return recurse(element)
+        if (element !is JKJavaAssignmentExpression || element.parent !is JKExpressionStatement) return recurse(element)
 
-        // TODO: Check if inside variable initializer
-        //if (element.parent)
 
         val alsoElement = resolveFqName(ClassId.fromString("kotlin/also"), element, context) ?: return recurse(element)
         val alsoSymbol = context.symbolProvider.provideDirectSymbol(alsoElement) as? JKMethodSymbol ?: return recurse(element)
         element.invalidate()
 
         return JKQualifiedExpressionImpl(
-            element.rExpression,
+            element.expression,
             JKKtQualifierImpl.DOT,
             JKKtCallExpressionImpl(alsoSymbol, JKExpressionListImpl(
                 // TODO: Lambda expression here

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/impl/j.kt

@@ -157,17 +157,6 @@ class JKReturnStatementImpl(expression: JKExpression) : JKBranchElementBase(), J
     override val expression by child(expression)
 }
 
-class JKJavaAssignmentExpressionImpl(
-    lExpression: JKExpression,
-    rExpression: JKExpression/*,
-    TODO operation:? */
-) : JKBranchElementBase(), JKJavaAssignmentExpression {
-    override fun <R, D> accept(visitor: JKVisitor<R, D>, data: D): R = visitor.visitJavaAssignmentExpression(this, data)
-
-    override var lExpression: JKExpression by child(lExpression)
-    override var rExpression: JKExpression by child(rExpression)
-}
-
 class JKJavaAssertStatementImpl(condition: JKExpression, description: JKExpression) : JKJavaAssertStatement, JKBranchElementBase() {
     override val description by child(description)
     override val condition by child(condition)
@@ -202,4 +191,14 @@ class JKJavaPolyadicExpressionImpl(operands: List<JKExpression>, override var to
     }
 
     override fun <R, D> accept(visitor: JKVisitor<R, D>, data: D): R = visitor.visitJavaPolyadicExpression(this, data)
+}
+
+class JKJavaAssignmentExpressionImpl(
+    override var field: JKFieldSymbol,
+    expression: JKExpression,
+    override var operator: JKOperator
+) : JKBranchElementBase(), JKJavaAssignmentExpression {
+    override fun <R, D> accept(visitor: JKVisitor<R, D>, data: D): R = visitor.visitJavaAssignmentExpression(this, data)
+
+    override var expression: JKExpression by child(expression)
 }

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/j.kt

@@ -17,6 +17,7 @@
 package org.jetbrains.kotlin.j2k.tree
 
 import org.jetbrains.kotlin.j2k.tree.impl.JKClassSymbol
+import org.jetbrains.kotlin.j2k.tree.impl.JKFieldSymbol
 import org.jetbrains.kotlin.j2k.tree.impl.JKMethodSymbol
 
 interface JKJavaField : JKField, JKBranchElement
@@ -25,11 +26,6 @@ interface JKJavaMethod : JKMethod, JKBranchElement {
     val block: JKBlock
 }
 
-interface JKJavaAssignmentExpression : JKExpression, JKBranchElement {
-    var lExpression: JKExpression
-    var rExpression: JKExpression
-}
-
 interface JKJavaMethodCallExpression : JKMethodCallExpression
 
 interface JKJavaFieldAccessExpression : JKFieldAccessExpression
@@ -86,4 +82,10 @@ interface JKJavaPolyadicExpression : JKExpression {
     var tokens: List<JKOperator>
 
     fun getTokenBeforeOperand(operand: JKExpression): JKOperator?
+}
+
+interface JKJavaAssignmentExpression : JKExpression, JKBranchElement {
+    var field: JKFieldSymbol
+    var expression: JKExpression
+    var operator: JKOperator
 }

j2k/newSrc/org/jetbrains/kotlin/j2k/tree/k.kt

@@ -16,6 +16,8 @@
 
 package org.jetbrains.kotlin.j2k.tree
 
+import org.jetbrains.kotlin.j2k.tree.impl.JKFieldSymbol
+
 interface JKKtProperty : JKField {
     val getter: JKBlock
     val setter: JKBlock
@@ -29,7 +31,11 @@ interface JKKtConstructor : JKDeclaration
 
 interface JKKtPrimaryConstructor : JKKtConstructor
 
-interface JKKtAssignmentStatement : JKStatement
+interface JKKtAssignmentStatement : JKStatement{
+    var field: JKFieldSymbol
+    var expression: JKExpression
+    var operator: JKOperator
+}
 
 interface JKKtCall : JKMethodCallExpression