From 510e3f744382b563c2968745ef644f35b1f98e2d Mon Sep 17 00:00:00 2001
From: Maciej Szlosarczyk <maciej@sosek.net>
Date: Fri, 1 Feb 2019 15:16:06 +0200
Subject: [PATCH] Add LanguageServerProtocol mode

---
 05prog-mode.el         | 1 +
 06company-yasnippet.el | 6 ++++++
 init.el                | 7 +++++--
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/05prog-mode.el b/05prog-mode.el
index 14646e7..a87e8f3 100644
--- a/05prog-mode.el
+++ b/05prog-mode.el
@@ -28,6 +28,7 @@
 ;;; Show hex colors as colors
 (add-hook 'prog-mode-hook 'rainbow-mode)
 (add-hook 'text-mode-hook 'rainbow-mode)
+(require 'lsp-mode)
 
 ;;; When pasting/writing over a selection, replace it.
 (delete-selection-mode 1)
diff --git a/06company-yasnippet.el b/06company-yasnippet.el
index 0044774..90eb41a 100644
--- a/06company-yasnippet.el
+++ b/06company-yasnippet.el
@@ -29,6 +29,7 @@
                                  company-yasnippet ;; Snippets for all programming languages
                                  company-elisp ; Emacs Lisp
                                  company-clang company-cmake ;; C
+                                 company-lsp ;; Language server protocol
                                  company-robe ;; Ruby
                                  company-ansible ;; Ansible
                                  alchemist-company ;; Elixir
@@ -38,6 +39,11 @@
                                  company-files ; files & directory
                                  ))
 
+
+(setq-default company-lsp-cache-candidates 1 ;; Cache LSP results
+              company-lsp-async 1 ;; Fetch LSP results asynchronously
+ )
+
 ;;; Yasnippet configuration
 (define-key prog-mode-map (kbd "C-c y") 'company-yasnippet)
 (define-key prog-mode-map (kbd "<f13>") 'company-yasnippet)
diff --git a/init.el b/init.el
index 89fe66a..701febc 100644
--- a/init.el
+++ b/init.el
@@ -39,7 +39,10 @@
                      yasnippet-snippets ;; Actual snippets for various languages
                      flycheck ;; Compilation framework
                      visual-regexp ;; Regexp replacement with preview in
-                                   ;; current buffer.
+                     ;; current buffer.
+                     lsp-mode
+                     company-lsp
+                     lsp-ui
 
                      ;; Project management
                      projectile
@@ -116,7 +119,7 @@
  ;; If there is more than one, they won't work right.
  '(package-selected-packages
    (quote
-    (nginx-mode gitignore-mode js2-mode keyfreq company-web visual-regexp enh-ruby-mode counsel-projectile counsel ivy flycheck-rust flycheck racer rust-mode hydra markdown-mode solarized-theme company-ansible alchemist window-purpose column-enforce-mode yaml-mode ansible dockerfile-mode ruby-end web-mode rvm dash-at-point robe base16-theme exec-path-from-shell))))
+    (dap-mode lsp-ui company-lsp lsp-mode nginx-mode gitignore-mode js2-mode keyfreq company-web visual-regexp enh-ruby-mode counsel-projectile counsel ivy flycheck-rust flycheck racer rust-mode hydra markdown-mode solarized-theme company-ansible alchemist window-purpose column-enforce-mode yaml-mode ansible dockerfile-mode ruby-end web-mode rvm dash-at-point robe base16-theme exec-path-from-shell))))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.