Remove enh-ruby-mode

enh-ruby-mode's highlighter breaks when the buffer is unexpectedly
reverted. This sacrifices its superior highlighting and indentation, but
was too much trouble to maintain.

modules/lang/ruby/config.el

@@ -15,61 +15,48 @@
   :config
   (setq ruby-insert-encoding-magic-comment nil)
 
-  (set-electric! '(ruby-mode enh-ruby-mode) :words '("else" "end" "elsif"))
-  (set-repl-handler! '(ruby-mode enh-ruby-mode) #'inf-ruby)
+  (set-electric! 'ruby-mode :words '("else" "end" "elsif"))
+  (set-repl-handler! 'ruby-mode #'inf-ruby)
 
   (when (featurep! +lsp)
-    (add-hook! '(ruby-mode-local-vars-hook
-                 enh-ruby-mode-local-vars-hook)
-               #'lsp!))
+    (add-hook 'ruby-mode-local-vars-hook #'lsp!))
 
   (after! company-dabbrev-code
-    (pushnew 'company-dabbrev-code-modes 'enh-ruby-mode 'ruby-mode))
+    (pushnew 'company-dabbrev-code-modes 'ruby-mode))
 
   (after! inf-ruby
     ;; switch to inf-ruby from compile if we detect a breakpoint has been hit
     (add-hook 'compilation-filter-hook #'inf-ruby-auto-enter))
 
   ;; so class and module pairs work
-  (setq-hook! (ruby-mode enh-ruby-mode) sp-max-pair-length 6)
+  (setq-hook! 'ruby-mode-hook sp-max-pair-length 6)
 
   (map! :localleader
-        :map (ruby-mode-map enh-ruby-mode-map)
-        "[" #'enh-ruby-toggle-block
-        "{" #'enh-ruby-toggle-block))
-
-
-(use-package! enh-ruby-mode
-  :when (executable-find "ruby")
-  :after ruby-mode
-  :config
-  ;; If ruby is present, `enh-ruby-mode' provides superior (semantic) syntax
-  ;; highlighting so use it instead.
-  (advice-add #'ruby-mode :override #'enh-ruby-mode))
+        :map ruby-mode-map
+        "[" #'ruby-toggle-block
+        "{" #'ruby-toggle-block))
 
 
 (use-package! robe
   :defer t
   :init
-  (add-hook! 'enh-ruby-mode-hook
+  (add-hook! 'ruby-mode-hook
     (defun +ruby-init-robe-mode-maybe-h ()
       "Start `robe-mode' if `lsp-mode' isn't active."
       (unless (or (bound-and-true-p lsp-mode)
                   (bound-and-true-p lsp--buffer-deferred))
         (robe-mode +1))))
   :config
-  (set-repl-handler! '(ruby-mode enh-ruby-mode) #'robe-start)
-  (set-company-backend! '(ruby-mode enh-ruby-mode) 'company-robe 'company-dabbrev-code)
-  (set-lookup-handlers! '(ruby-mode enh-ruby-mode)
+  (set-repl-handler! 'ruby-mode #'robe-start)
+  (set-company-backend! 'ruby-mode 'company-robe 'company-dabbrev-code)
+  (set-lookup-handlers! 'ruby-mode
     :definition #'robe-jump
     :documentation #'robe-doc)
   (map! :localleader
         :map robe-mode-map
         "'"  #'robe-start
-        ;; robe mode specific
         "h"  #'robe-doc
         "R"  #'robe-rails-refresh
-        ;; inf-enh-ruby-mode
         :prefix "s"
         "d"  #'ruby-send-definition
         "D"  #'ruby-send-definition-and-go
@@ -80,13 +67,13 @@
 
 ;; NOTE Must be loaded before `robe-mode'
 (use-package! yard-mode
-  :hook (ruby-mode enh-ruby-mode))
+  :hook ruby-mode)
 
 
 (use-package! rubocop
   :hook (ruby-mode . rubocop-mode)
-  :hook (enh-ruby-mode . rubocop-mode)
   :config
+  (set-popup-rule! "^\\*RuboCop" :select t)
   (map! :localleader
         :map rubocop-mode-map
         "f" #'rubocop-check-current-file
@@ -104,7 +91,7 @@
   (setq rake-cache-file (concat doom-cache-dir "rake.cache"))
   (map! :after ruby-mode
         :localleader
-        :map (ruby-mode-map enh-ruby-mode-map)
+        :map ruby-mode-map 
         :prefix "k"
         "k" #'rake
         "r" #'rake-rerun
@@ -116,7 +103,7 @@
   :init
   (map! :after ruby-mode
         :localleader
-        :map (ruby-mode-map enh-ruby-mode-map)
+        :map ruby-mode-map
         :prefix "b"
         "c" #'bundle-check
         "C" #'bundle-console
@@ -128,7 +115,6 @@
 (use-package! chruby
   :when (featurep! +chruby)
   :hook (ruby-mode . chruby-use-corresponding)
-  :hook (enh-ruby-mode . chruby-use-corresponding)
   :config
   (setq rspec-use-rvm nil
         rspec-use-chruby t))
@@ -187,7 +173,7 @@
 
 (use-package! projectile-rails
   :when (featurep! +rails)
-  :hook (enh-ruby-mode . projectile-rails-mode)
+  :hook (ruby-mode . projectile-rails-mode)
   :init
   (setq inf-ruby-console-environment "development")
   (when (featurep! :lang web)

modules/lang/ruby/packages.el

@@ -2,7 +2,7 @@
 ;;; lang/ruby/packages.el
 
 ;; Major modes
-(package! enh-ruby-mode :pin "732331b99a")
+(package! ruby-mode :built-in t)
 (package! yard-mode :pin "ba74a47463")
 
 ;; REPL