Function desugar_doc_comment_text

pub fn desugar_doc_comment_text(
    text: &str,
    mode: DocCommentDesugarMode,
) -> (Symbol, LitKind)

Returns the textual content of a doc comment block as a quoted string That is, strips leading /// (or /**, etc) and strips the ending */ And then quote the string, which is needed to convert to tt::Literal

Note that proc-macros desugar with string literals where as macro_rules macros desugar with raw string literals.