boolean (PsiExpression expr) { PsiElement parent = PsiUtil.skipParenthesizedExprUp(expr).getParent(); if (parent instanceof PsiExpressionStatement && parent.getParent() instanceof PsiSwitchLabeledRuleStatement || parent instanceof PsiBreakStatement || parent instanceof PsiYieldStatement || parent instanceof PsiThrowStatement) { PsiSwitchExpression switchExpression = PsiTreeUtil.getParentOfType(expr, PsiSwitchExpression.class, true, PsiMember.class, PsiLambdaExpression.class); return switchExpression != null && PsiUtil.getSwitchResultExpressions(switchExpression).contains(expr) && isInAssignmentOrInvocationContext(switchExpression); } return false; }