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-rw-r--r--crates/proc-macro-srv-cli/src/main.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/crates/proc-macro-srv-cli/src/main.rs b/crates/proc-macro-srv-cli/src/main.rs
index ea16cfff4b9..0f23a7daafa 100644
--- a/crates/proc-macro-srv-cli/src/main.rs
+++ b/crates/proc-macro-srv-cli/src/main.rs
@@ -1,3 +1,5 @@
+//! A standalone binary for `proc-macro-srv`.
+
 use proc_macro_srv::cli;
 
 fn main() {