Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/proc-macro-api/src/lib.rs')
-rw-r--r--crates/proc-macro-api/src/lib.rs6
1 files changed, 5 insertions, 1 deletions
diff --git a/crates/proc-macro-api/src/lib.rs b/crates/proc-macro-api/src/lib.rs
index 98ee6817c2..822809943a 100644
--- a/crates/proc-macro-api/src/lib.rs
+++ b/crates/proc-macro-api/src/lib.rs
@@ -44,10 +44,14 @@ pub mod version {
pub const CURRENT_API_VERSION: u32 = HASHED_AST_ID;
}
-#[derive(Copy, Clone)]
+/// Protocol format for communication between client and server.
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
pub enum ProtocolFormat {
+ /// JSON-based legacy protocol (newline-delimited JSON).
JsonLegacy,
+ /// Postcard-based legacy protocol (COBS-encoded postcard).
PostcardLegacy,
+ /// Bidirectional postcard protocol with sub-request support.
BidirectionalPostcardPrototype,
}