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5 changes: 4 additions & 1 deletion Cargo.toml
Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,10 @@ more-asserts = "0.2.2"
[dev-dependencies]
pretty_assertions = "1.2.0"
scopeguard = "1.2.0"
test-case = "2.0.2"
test-case = "3.3.1"

[patch.crates-io]
test-case = { git = "https://github.com/kezhuw/test-case.git", branch = "test-proc-macros-cooperation" }

[workspace]
members = ["macros"]
2 changes: 1 addition & 1 deletion macros/Cargo.toml
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,6 @@ categories = ["Concurrency"]
proc-macro = true

[dependencies]
syn = {version ="1.0", features=["full"]}
syn = {version ="1.0", features=["full", "extra-traits"]}
quote = "1.0"
proc-macro2 = "1.0.37"
6 changes: 4 additions & 2 deletions macros/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ extern crate proc_macro;
use proc_macro::TokenStream;
use proc_macro2::{Ident, Span};
use quote::quote;
use syn::parse_quote;

#[derive(Default)]
struct Configuration {
Expand Down Expand Up @@ -91,7 +92,8 @@ fn generate(is_test: bool, attr: TokenStream, item: TokenStream) -> TokenStream
return TokenStream::from(err.into_compile_error());
}

let header = if is_test {
let test_attr: syn::Attribute = parse_quote! { #[::core::prelude::v1::test] };
let header = if is_test && !attrs.iter().any(|attr| *attr == test_attr) {
quote! {
#[::core::prelude::v1::test]
}
Expand All @@ -103,8 +105,8 @@ fn generate(is_test: bool, attr: TokenStream, item: TokenStream) -> TokenStream
let parallelism = config.parallelism.unwrap_or(0);
let parallelism_default: usize = if is_test { 2 } else { 0 };
let result = quote! {
#header
#(#attrs)*
#header
#vis fn #name() #ret {
fn entry(#inputs) #ret {
#body
Expand Down