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13 lines
419 B
Rust
13 lines
419 B
Rust
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// regression test for failing to pass `--crate-type proc-macro` to rustdoc
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// when documenting a proc macro crate https://github.com/rust-lang/rust/pull/107291
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extern crate proc_macro;
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use proc_macro::TokenStream;
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#[proc_macro_derive(DeriveA)]
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//~^ ERROR the `#[proc_macro_derive]` attribute is only usable with crates of the `proc-macro` crate type
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pub fn a_derive(input: TokenStream) -> TokenStream {
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input
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}
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