boolean (@NotNull PsiExpression expr) { PsiElement parent = PsiTreeUtil.skipParentsOfType(expr, PsiParenthesizedExpression.class); return !(parent instanceof PsiAssignmentExpression) || !PsiTreeUtil.isAncestor(((PsiAssignmentExpression)parent).getLExpression(), expr, false) || ((PsiAssignmentExpression)parent).getOperationTokenType() != JavaTokenType.EQ; }