From 8977123f25baba838d2d16f8a40e78563c4ebf4a Mon Sep 17 00:00:00 2001
From: sigmaSd
Date: Fri, 21 Jul 2023 20:50:08 +0100
Subject: feat: resolve code action (#7677)

---
 helix-lsp/src/client.rs | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

(limited to 'helix-lsp')

diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs
index a3711317..92ab03db 100644
--- a/helix-lsp/src/client.rs
+++ b/helix-lsp/src/client.rs
@@ -7,8 +7,9 @@ use crate::{
 use helix_core::{find_workspace, path, syntax::LanguageServerFeature, ChangeSet, Rope};
 use helix_loader::{self, VERSION_AND_GIT_HASH};
 use lsp::{
-    notification::DidChangeWorkspaceFolders, DidChangeWorkspaceFoldersParams, OneOf,
-    PositionEncodingKind, WorkspaceFolder, WorkspaceFoldersChangeEvent,
+    notification::DidChangeWorkspaceFolders, CodeActionCapabilityResolveSupport,
+    DidChangeWorkspaceFoldersParams, OneOf, PositionEncodingKind, WorkspaceFolder,
+    WorkspaceFoldersChangeEvent,
 };
 use lsp_types as lsp;
 use parking_lot::Mutex;
@@ -609,6 +610,12 @@ impl Client {
                                 .collect(),
                             },
                         }),
+                        is_preferred_support: Some(true),
+                        disabled_support: Some(true),
+                        data_support: Some(true),
+                        resolve_support: Some(CodeActionCapabilityResolveSupport {
+                            properties: vec!["edit".to_owned(), "command".to_owned()],
+                        }),
                         ..Default::default()
                     }),
                     publish_diagnostics: Some(lsp::PublishDiagnosticsClientCapabilities {
@@ -954,6 +961,24 @@ impl Client {
         Some(self.call::<lsp::request::ResolveCompletionItem>(completion_item))
     }
 
+    pub fn resolve_code_action(
+        &self,
+        code_action: lsp::CodeAction,
+    ) -> Option<impl Future<Output = Result<Value>>> {
+        let capabilities = self.capabilities.get().unwrap();
+
+        // Return early if the server does not support resolving code action.
+        match capabilities.completion_provider {
+            Some(lsp::CompletionOptions {
+                resolve_provider: Some(true),
+                ..
+            }) => (),
+            _ => return None,
+        }
+
+        Some(self.call::<lsp::request::CodeActionResolveRequest>(code_action))
+    }
+
     pub fn text_document_signature_help(
         &self,
         text_document: lsp::TextDocumentIdentifier,
-- 
cgit v1.2.3-70-g09d2