From 88fe03dfa9e38aeba21d6fd11a37bcab88eaadad Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sun, 14 Feb 2021 18:23:16 +0300
Subject: [PATCH] document offsets

---
 crates/rust-analyzer/src/caps.rs | 2 ++
 docs/dev/lsp-extensions.md       | 8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/crates/rust-analyzer/src/caps.rs b/crates/rust-analyzer/src/caps.rs
index aa48c455cbd6..2d6b286e5426 100644
--- a/crates/rust-analyzer/src/caps.rs
+++ b/crates/rust-analyzer/src/caps.rs
@@ -37,6 +37,8 @@ pub fn server_capabilities(client_caps: &ClientCapabilities) -> ServerCapabiliti
             all_commit_characters: None,
             completion_item: None,
             work_done_progress_options: WorkDoneProgressOptions { work_done_progress: None },
+            all_commit_characters: None,
+            completion_item: None,
         }),
         signature_help_provider: Some(SignatureHelpOptions {
             trigger_characters: Some(vec!["(".to_string(), ",".to_string()]),
diff --git a/docs/dev/lsp-extensions.md b/docs/dev/lsp-extensions.md
index a4e1087244f3..164c8482e2e3 100644
--- a/docs/dev/lsp-extensions.md
+++ b/docs/dev/lsp-extensions.md
@@ -1,5 +1,5 @@
 <!---
-lsp_ext.rs hash: 34aec6bfeaeb97a
+lsp_ext.rs hash: d279d971d4f62cd7
 
 If you need to change the above hash to make the test pass, please check if you
 need to adjust this doc as well and ping this  issue:
@@ -19,6 +19,12 @@ Requests, which are likely to always remain specific to `rust-analyzer` are unde
 
 If you want to be notified about the changes to this document, subscribe to [#4604](https://github.com/rust-analyzer/rust-analyzer/issues/4604).
 
+## UTF-8 offsets
+
+rust-analyzer supports clangd's extension for opting into UTF-8 as the coordinate space for offsets (by default, LSP uses UTF-16 offsets).
+
+https://clangd.llvm.org/extensions.html#utf-8-offsets
+
 ## `initializationOptions`
 
 For `initializationOptions`, `rust-analyzer` expects `"rust-analyzer"` section of the configuration.