ockam_node_test_attribute 0.5.0

Ockam node attribute proc_macros.
Documentation 
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use proc_macro::TokenStream;

use crate::parser;

pub(crate) fn main(args: TokenStream, item: TokenStream) -> TokenStream {
    let input = syn::parse_macro_input!(item as syn::ItemFn);
    let args = syn::parse_macro_input!(args as syn::AttributeArgs);
    parser::node(input, args).unwrap_or_else(|e| e.to_compile_error().into())
}

pub(crate) fn test(args: TokenStream, item: TokenStream) -> TokenStream {
    let input = syn::parse_macro_input!(item as syn::ItemFn);
    let args = syn::parse_macro_input!(args as syn::AttributeArgs);

    for attr in &input.attrs {
        if attr.path.is_ident("test") {
            let msg = "second test attribute is supplied";
            return syn::Error::new_spanned(&attr, msg)
                .to_compile_error()
                .into();
        }
    }

    parser::node_test(input, args).unwrap_or_else(|e| e.to_compile_error().into())
}