Function syntax::parse::parse_stream_from_source_str

pub fn parse_stream_from_source_str(
    name: FileName, 
    source: String, 
    sess: &ParseSess, 
    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?