if (right == null) return null
                val operatorCall = binaryExpression.getResolvedCall(context) ?: return null
                resolvedCalls += operatorCall
                // This method only handles compound assignment. Other cases like `plusAssign`, `rangeTo`, `contains` are handled by plain
                // `handleAsFunctionCall`
                if (operatorCall.resultingDescriptor.name !in operatorWithAssignmentVariant) return null