SnippetMarkup (@NotNull PsiElement element) { if (!(element instanceof PsiFile) && !(element instanceof PsiSnippetDocTagBody)) { throw new IllegalArgumentException(); } return CachedValuesManager.getCachedValue(element, () -> { SnippetMarkup markup = element instanceof PsiSnippetDocTagBody body ? parse(preparse(body), body) : parse(preparse(element.getText()), element); return new CachedValueProvider.Result<>(markup, element); }); }