Function syntax::ext::tt::quoted::parse_kleene_op[][src]

fn parse_kleene_op<I>(
    input: &mut I,
    span: Span
) -> Result<Result<(KleeneOp, Span), (Token, Span)>, Span> where
    I: Iterator<Item = TokenTree>, 
🔬 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?

Parse the next token tree of the input looking for a KleeneOp. Returns