Function attr_skip

zeroize_derive/src/lib.rs:394–414

(attrs: &[Attribute])

}

fn attr_skip(attrs: &[Attribute]) -> bool {
    let mut result = false;
    for attr in attrs.iter().map(|attr| &attr.meta) {
        if let Meta::List(list) = attr {
            if list.path.is_ident(ZEROIZE_ATTR) {
                for meta in list
                    .parse_args_with(Punctuated::<Meta, Comma>::parse_terminated)
                    .unwrap_or_else(|e| panic!("error parsing attribute: {list:?} ({e})"))
                {
                    if let Meta::Path(path) = meta {
                        if path.is_ident("skip") {
                            assert!(!result, "duplicate #[zeroize] skip flags");
                            result = true;
                        }
                    }
                }
            }
        }
    }
    result
}

fn impl_zeroize_on_drop(input: &DeriveInput) -> TokenStream {
    let name = input.ident.clone();