[][src]Function syntax::fold::noop_fold_fn_header

pub fn noop_fold_fn_header<T: Folder>(
    header: FnHeader,
    folder: &mut T
) -> FnHeader
🔬 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?