Update .emacs

debian/home/.emacs

@@ -5,8 +5,11 @@
 ;;; Code:
 (add-to-list 'default-frame-alist '(font . "monospace-14"))
 
+(setq package-enable-at-startup nil)
 (setq visible-bell nil)
 (setq ring-bell-function 'ignore)
+(setq shell-file-name "bash")
+(setq shell-command-switch "-ic")
 (setq-default tab-width 4)
 
 (tool-bar-mode -1)
@@ -41,7 +44,17 @@
 
 ;; Packages
 (require 'use-package)
+(use-package yaml-mode)
+(use-package dockerfile-mode)
+(use-package docker
+  :ensure t
+  :bind ("C-c d" . docker))
 (use-package dumb-jump)
+(use-package yasnippet
+  :config
+  (yas-global-mode 1))
+(use-package yasnippet-snippets)
+  
 (use-package flycheck
   :ensure t
   :init (global-flycheck-mode))
@@ -60,7 +73,70 @@
 (setq dumb-jump-force-searcher 'ag)
 (add-hook 'xref-backend-functions #'dumb-jump-xref-activate)
 
-;; Language Specific
+;; Enable scala-mode for highlighting, indentation and motion commands
+(use-package scala-mode
+  :interpreter ("scala" . scala-mode))
+
+;; Enable sbt mode for executing sbt commands
+(use-package sbt-mode
+  :commands sbt-start sbt-command
+  :config
+  ;; WORKAROUND: https://github.com/ensime/emacs-sbt-mode/issues/31
+  ;; allows using SPACE when in the minibuffer
+  (substitute-key-definition
+   'minibuffer-complete-word
+   'self-insert-command
+   minibuffer-local-completion-map)
+   ;; sbt-supershell kills sbt-mode:  https://github.com/hvesalai/emacs-sbt-mode/issues/152
+   (setq sbt:program-options '("-Dsbt.supershell=false")))
+
+;; Enable nice rendering of diagnostics like compile errors.
+(use-package flycheck
+  :init (global-flycheck-mode))
+
+(use-package lsp-mode
+  ;; Optional - enable lsp-mode automatically in scala files
+  ;; You could also swap out lsp for lsp-deffered in order to defer loading
+  :hook  (scala-mode . lsp)
+         (lsp-mode . lsp-lens-mode)
+  :config
+  ;; Uncomment following section if you would like to tune lsp-mode performance according to
+  ;; https://emacs-lsp.github.io/lsp-mode/page/performance/
+  ;; (setq gc-cons-threshold 100000000) ;; 100mb
+  ;; (setq read-process-output-max (* 1024 1024)) ;; 1mb
+  ;; (setq lsp-idle-delay 0.500)
+  ;; (setq lsp-log-io nil)
+  ;; (setq lsp-completion-provider :capf)
+  (setq lsp-prefer-flymake nil))
+
+;; Add metals backend for lsp-mode
+(use-package lsp-metals)
+
+;; Enable nice rendering of documentation on hover
+;;   Warning: on some systems this package can reduce your emacs responsiveness significally.
+;;   (See: https://emacs-lsp.github.io/lsp-mode/page/performance/)
+;;   In that case you have to not only disable this but also remove from the packages since
+;;   lsp-mode can activate it automatically.
+(use-package lsp-ui)
+
+;; Use company-capf as a completion provider.
+;;
+;; To Company-lsp users:
+;;   Company-lsp is no longer maintained and has been removed from MELPA.
+;;   Please migrate to company-capf.
+(use-package company
+  :hook (scala-mode . company-mode)
+  :config
+  (setq lsp-completion-provider :capf))
+
+;; Posframe is a pop-up tool that must be manually installed for dap-mode
+(use-package posframe)
+
+;; Use the Debug Adapter Protocol for running tests and debugging
+(use-package dap-mode
+  :hook
+  (lsp-mode . dap-mode)
+  (lsp-mode . dap-ui-mode))
 
 ;;;; OCaml/Reason
 (use-package tuareg)
@@ -81,11 +157,11 @@
  ;; If you edit it by hand, you could mess it up, so be careful.
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
- '(custom-enabled-themes '(modus-operandi))
+ '(custom-enabled-themes '(tango-dark))
  '(custom-safe-themes
    '("92d350334df87fe61a682518ff214c773625c6d5ace8060d128adc550bc60c9b" "ecc077ef834d36aa9839ec7997aad035f4586df7271dd492ec75a3b71f0559b3" default))
  '(package-selected-packages
-   '(perl-docnow perlnow dune dune-mode borland-blue-theme reason-mode rescript-mode haml-mode utop tuareg smex modus-themes use-package))
+   '(company lsp-ui lsp-metals lsp-mode sbt-mode yaml-mode docker yasnippet-snippets perl-docnow perlnow dune dune-mode borland-blue-theme reason-mode rescript-mode haml-mode utop tuareg smex modus-themes use-package))
  '(whitespace-style '(space-mark tab-mark)))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.