Function syntax::parse::filemap_to_stream

pub fn filemap_to_stream(
    sess: &ParseSess, 
    filemap: Rc<FileMap>, 
    override_span: Option<Span>
) -> TokenStream

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Given a filemap, produce a sequence of token-trees