void (@NotNull CompletionParameters parameters, @NotNull ProcessingContext context, @NotNull CompletionResultSet result) { final PsiElement position = parameters.getPosition(); if (isAfterSeparator(position) && position.textMatches(CompletionUtilCore.DUMMY_IDENTIFIER_TRIMMED)) { result.addElement(LookupElementBuilder.create("unset").withItemTextForeground(JBColor.GRAY)); } }