From dbfed079bae933d1c429581be56fec5b39629b18 Mon Sep 17 00:00:00 2001
From: bit-aloo <sshourya17@gmail.com>
Date: Wed, 7 Jan 2026 17:19:33 +0530
Subject: [PATCH] add byte range subrequest/response

---
 crates/proc-macro-api/src/bidirectional_protocol/msg.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/crates/proc-macro-api/src/bidirectional_protocol/msg.rs b/crates/proc-macro-api/src/bidirectional_protocol/msg.rs
index 0e3b700dcc..57e7b1ee8f 100644
--- a/crates/proc-macro-api/src/bidirectional_protocol/msg.rs
+++ b/crates/proc-macro-api/src/bidirectional_protocol/msg.rs
@@ -1,5 +1,7 @@
 //! Bidirectional protocol messages
 
+use std::ops::Range;
+
 use paths::Utf8PathBuf;
 use serde::{Deserialize, Serialize};
 
@@ -14,6 +16,7 @@ pub enum SubRequest {
     SourceText { file_id: u32, ast_id: u32, start: u32, end: u32 },
     LocalFilePath { file_id: u32 },
     LineColumn { file_id: u32, ast_id: u32, offset: u32 },
+    ByteRange { file_id: u32, ast_id: u32, start: u32, end: u32 },
 }
 
 #[derive(Debug, Serialize, Deserialize)]
@@ -32,6 +35,9 @@ pub enum SubResponse {
         line: u32,
         column: u32,
     },
+    ByteRangeResult {
+        range: Range<usize>,
+    },
 }
 
 #[derive(Debug, Serialize, Deserialize)]