From 5c41f22c2a20a1b8a91ddd6397686bd752591ffc Mon Sep 17 00:00:00 2001
From: Ryan Fowler
Date: Fri, 21 Jul 2023 15:21:21 -0700
Subject: Add support for LSP DidChangeWatchedFiles (#7665)

* Add initial support for LSP DidChangeWatchedFiles

* Move file event Handler to helix-lsp

* Simplify file event handling

* Refactor file event handling

* Block on future within LSP file event handler

* Fully qualify uses of the file_event::Handler type

* Rename ops field to options

* Revert newline removal from helix-view/Cargo.toml

* Ensure file event Handler is cleaned up when lsp client is shutdown---
 helix-lsp/src/client.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'helix-lsp/src/client.rs')

diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs
index 92ab03db..ed9a2f83 100644
--- a/helix-lsp/src/client.rs
+++ b/helix-lsp/src/client.rs
@@ -544,6 +544,10 @@ impl Client {
                         normalizes_line_endings: Some(false),
                         change_annotation_support: None,
                     }),
+                    did_change_watched_files: Some(lsp::DidChangeWatchedFilesClientCapabilities {
+                        dynamic_registration: Some(true),
+                        relative_pattern_support: Some(false),
+                    }),
                     ..Default::default()
                 }),
                 text_document: Some(lsp::TextDocumentClientCapabilities {
@@ -1453,4 +1457,13 @@ impl Client {
 
         Some(self.call::<lsp::request::ExecuteCommand>(params))
     }
+
+    pub fn did_change_watched_files(
+        &self,
+        changes: Vec<lsp::FileEvent>,
+    ) -> impl Future<Output = std::result::Result<(), Error>> {
+        self.notify::<lsp::notification::DidChangeWatchedFiles>(lsp::DidChangeWatchedFilesParams {
+            changes,
+        })
+    }
 }
-- 
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