void (@NotNull PsiBlockStatement blockStatement) { super.visitBlockStatement(blockStatement); if (ignoreSwitchBranches) { final PsiElement prevStatement = PsiTreeUtil.skipWhitespacesBackward(blockStatement); if (prevStatement instanceof PsiSwitchLabelStatement) { return; } } final PsiElement parent = blockStatement.getParent(); if (!(parent instanceof PsiCodeBlock parentBlock)) { return; } final PsiCodeBlock codeBlock = blockStatement.getCodeBlock(); final PsiJavaToken brace = codeBlock.getLBrace(); if (brace == null) { return; } if (parentBlock.getStatementCount() > 1 && BlockUtils.containsConflictingDeclarations(codeBlock, parentBlock)) { return; } registerError(brace); }