From 48e344a2a813b875ca813be726387692b7ba0762 Mon Sep 17 00:00:00 2001
From: Grzegorz Baranski
Date: Sat, 24 Jul 2021 03:26:43 +0200
Subject: feat: code actions - document edits (#478)

* wip: Code actions

* fix(term): use current macro instead Context::context

* feat(lsp): set code_action capabilities

* feat(term): set SPC-a to code_action

* feat(term): wip on applying code actions

* deps: `cargo update`

* feat(term): applying code actions edits

* fix(term): cleanup of apply_edit

* fix(term): applying edits as a whole thing instead one by one

* refactor(term): move apply_edits below

* fix(term): improve unimplemented messages for further investigation

* fix(term): change code action command comment

Co-authored-by: Ivan Tham <pickfire@riseup.net>

* fix(term): add matching `}`

* fix(term): cleanup, todo!() on workspace edit

* fix(term): remove unrelated workspace_symbol_picker

* fix(term): apply cargo-clippy suggestions

* fix(term): replace todo!'s with editor.set_error

Co-authored-by: Blaž Hrastnik <blaz@mxxn.io>
Co-authored-by: Ivan Tham <pickfire@riseup.net>---
 helix-lsp/src/client.rs | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

(limited to 'helix-lsp/src')

diff --git a/helix-lsp/src/client.rs b/helix-lsp/src/client.rs
index 1c2a49b5..fd34f45d 100644
--- a/helix-lsp/src/client.rs
+++ b/helix-lsp/src/client.rs
@@ -247,6 +247,26 @@ impl Client {
                         content_format: Some(vec![lsp::MarkupKind::Markdown]),
                         ..Default::default()
                     }),
+                    code_action: Some(lsp::CodeActionClientCapabilities {
+                        code_action_literal_support: Some(lsp::CodeActionLiteralSupport {
+                            code_action_kind: lsp::CodeActionKindLiteralSupport {
+                                value_set: [
+                                    lsp::CodeActionKind::EMPTY,
+                                    lsp::CodeActionKind::QUICKFIX,
+                                    lsp::CodeActionKind::REFACTOR,
+                                    lsp::CodeActionKind::REFACTOR_EXTRACT,
+                                    lsp::CodeActionKind::REFACTOR_INLINE,
+                                    lsp::CodeActionKind::REFACTOR_REWRITE,
+                                    lsp::CodeActionKind::SOURCE,
+                                    lsp::CodeActionKind::SOURCE_ORGANIZE_IMPORTS,
+                                ]
+                                .iter()
+                                .map(|kind| kind.as_str().to_string())
+                                .collect(),
+                            },
+                        }),
+                        ..Default::default()
+                    }),
                     ..Default::default()
                 }),
                 window: Some(lsp::WindowClientCapabilities {
@@ -713,4 +733,31 @@ impl Client {
 
         self.call::<lsp::request::DocumentSymbolRequest>(params)
     }
+
+    // empty string to get all symbols
+    pub fn workspace_symbols(&self, query: String) -> impl Future<Output = Result<Value>> {
+        let params = lsp::WorkspaceSymbolParams {
+            query,
+            work_done_progress_params: lsp::WorkDoneProgressParams::default(),
+            partial_result_params: lsp::PartialResultParams::default(),
+        };
+
+        self.call::<lsp::request::WorkspaceSymbol>(params)
+    }
+
+    pub fn code_actions(
+        &self,
+        text_document: lsp::TextDocumentIdentifier,
+        range: lsp::Range,
+    ) -> impl Future<Output = Result<Value>> {
+        let params = lsp::CodeActionParams {
+            text_document,
+            range,
+            context: lsp::CodeActionContext::default(),
+            work_done_progress_params: lsp::WorkDoneProgressParams::default(),
+            partial_result_params: lsp::PartialResultParams::default(),
+        };
+
+        self.call::<lsp::request::CodeActionRequest>(params)
+    }
 }
-- 
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