boolean (@NotNull PsiScopeProcessor processor, @NotNull ResolveState substitutor, PsiElement lastParent, @NotNull PsiElement place) { ASTNode docNode = getDocument().getNode(); assert docNode != null; ASTNode[] nodes = docNode.getChildren(DECLS); for (ASTNode node : nodes) { if (!processor.execute(node.getPsi(), substitutor)) return false; } RncGrammar grammar = getGrammar(); return grammar == null || grammar.processDeclarations(processor, substitutor, lastParent, place); }