Set up a bunch of LSP stuff

emacs/init.org

@@ -969,10 +969,13 @@ Use nvm to manage node versions:
 #+BEGIN_SRC emacs-lisp
   (use-package web-mode)
 #+END_SRC
-* Java
+* LSP Mode
-LSP Java uses the Eclipse JDT Language Server as a backend to enable Java IDE features.
+Emacs support for the Language Server Protocol
+
 #+BEGIN_SRC emacs-lisp
-  (use-package lsp-mode)
+  (use-package lsp-mode
+    :config
+    (leader-def-key "cd" #'xref-find-definitions))
 
   (use-package company-lsp
     :after (company)
@@ -986,6 +989,13 @@ LSP Java uses the Eclipse JDT Language Server as a backend to enable Java IDE fe
 		  lsp-ui-sideline-show-code-actions t
 		  lsp-ui-sideline-update-mode 'point))
 
+  (use-package dap-mode
+    :after (lsp-mode))
+#+END_SRC
+
+* Java
+LSP Java uses the Eclipse JDT Language Server as a backend to enable Java IDE features.
+#+BEGIN_SRC emacs-lisp
   (defun jdormit/set-up-java ()
     (lsp-java-enable)
     (flycheck-mode t)
@@ -1012,11 +1022,15 @@ Configure Java project sources:
 #+END_SRC
 
 * Python
+#+BEGIN_SRC emacs-lisp
+  (add-hook 'python-mode-hook #'lsp)
+#+END_SRC
+
 Elpy is a python IDE package:
 #+BEGIN_SRC emacs-lisp
   (use-package elpy
     :config
-    (elpy-enable)
+;    (elpy-enable)
     (pyvenv-mode)
     (leader-def-key "sp" #'elpy-shell-switch-to-shell))
 
@@ -1055,16 +1069,9 @@ Basic support:
     :mode (("\\.go\\'" . go-mode)))
 #+END_SRC
 
-Add in autocompletion. This requires [[https://github.com/mdempsky/gocode][gocode]] to be installed:
+LSP support - requires [[https://github.com/sourcegraph/go-langserver][go-langserver]].
 #+BEGIN_SRC emacs-lisp
-  (use-package company-go
+  (add-hook 'go-mode-hook #'lsp)
-    :after go-mode
-    :config
-    (add-hook 'go-mode-hook
-	(lambda ()
-	  (set (make-local-variable 'company-backends) '(company-go))
-	  (company-mode-on)))) 
-          
 #+END_SRC
 
 * Clojure
@@ -1191,16 +1198,9 @@ An Eshell alias to start PHP using XDebug:
 			    "php -d xdebug.remote_enable=on -d xdebug.remote_host=127.0.0.1 -d xdebug.remote_port=9000 -d xdebug.remote_handler=dbgp -d xdebug.idekey=geben -d xdebug.remote_autostart=On $*")))
 #+END_SRC
 
-Company-mode autocompletion for PHP:
+LSP for PHP requires [[https://github.com/felixfbecker/php-language-server][php-language-server]] to be installed in ~/.composer:
 #+BEGIN_SRC emacs-lisp
-  (use-package company-php
+  (add-hook 'php-mode-hook #'lsp)
-    :config
-    (add-hook 'php-mode-hook
-	      (lambda ()
-		(ac-php-core-eldoc-setup)
-		(make-local-variable 'company-backends)
-		(add-to-list 'company-backends 'company-ac-php-backend))))
-
 #+END_SRC
 
 * Pharen
@@ -1209,6 +1209,13 @@ Company-mode autocompletion for PHP:
   (add-to-list 'auto-mode-alist '("\\.phn\\'" . clojure-mode))
 #+END_SRC
 
+* Bash
+Use LSP if [[https://github.com/mads-hartmann/bash-language-server][bash-language-server]] is installed.
+#+BEGIN_SRC emacs-lisp
+  (when (executable-find "bash-language-server")
+    (add-hook 'sh-mode-hook #'lsp))
+#+END_SRC
+
 * CSVs
 #+BEGIN_SRC emacs-lisp
   (use-package csv-mode