Function test_impl

src/ore-proc/src/test.rs:29–44

Based on Copyright (C) 2019-2022 Daniel Mueller SPDX-License-Identifier: (Apache-2.0 OR MIT) Implementation for the `test` macro.

(attr: TokenStream, item: TokenStream)

///
/// Implementation for the `test` macro.
pub fn test_impl(attr: TokenStream, item: TokenStream) -> TokenStream {
    let args: Vec<_> =
        parse_macro_input!(attr with Punctuated::<Meta, Token![,]>::parse_terminated)
            .into_iter()
            .collect();
    let input = parse_macro_input!(item as ItemFn);

    let inner_test = match args.as_slice() {
        [] => parse_quote! { ::core::prelude::v1::test },
        [Meta::Path(path)] => quote! { #path },
        [Meta::List(list)] => quote! { #list },
        _ => panic!("unsupported attributes supplied: {:?}", args),
    };

    expand_wrapper(&inner_test, &input)
}

fn expand_logging_init() -> TokenStream2 {
    let crate_name = std::env::var("CARGO_PKG_NAME").unwrap();