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-rw-r--r--crates/proc_macro_test/src/lib.rs18
1 files changed, 18 insertions, 0 deletions
diff --git a/crates/proc_macro_test/src/lib.rs b/crates/proc_macro_test/src/lib.rs
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+++ b/crates/proc_macro_test/src/lib.rs
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1//! Exports a few trivial procedural macros for testing.
2
3use proc_macro::TokenStream;
4
5#[proc_macro]
6pub fn function_like_macro(args: TokenStream) -> TokenStream {
7 args
8}
9
10#[proc_macro_attribute]
11pub fn attribute_macro(_args: TokenStream, item: TokenStream) -> TokenStream {
12 item
13}
14
15#[proc_macro_derive(DummyTrait)]
16pub fn derive_macro(_item: TokenStream) -> TokenStream {
17 TokenStream::new()
18}