emacs: add javascript support

pkgsets/emacs/company.nix

@@ -99,10 +99,14 @@ in mkIf (elem "emacs::company" config.machine.pkgs) {
   programs.emacs.init.usePackage = {
     company = {
       enable = true;
+      package = epkgs: [ epkgs.company epkgs.company-web ];
       diminish = [ "company-mode" ];
       hook = [ "(after-init . global-company-mode)" ]
              ++ optional (elem "emacs::rust" config.machine.pkgs)
-               ''(rust-mode . (lambda () (setq company-backends '((company-capf :with company-yasnippet)))))'';
+               ''(rust-mode . (lambda () (setq company-backends '((company-capf :with company-yasnippet)))))''
+             ++ optional (elem "emacs::web-mode" config.machine.pkgs)
+               ''(web-mode . (lambda () (set (make-local-variable 'company-backends) '(company-web-html company-css))
+                          (company-mode t)))'';
       bind = { "\t" = "'company-complete-common"; };
       init = ''(require 'ffap)'';
       config = ''

pkgsets/emacs/nix-mode.nix

@@ -6,5 +6,6 @@ mkIf (elem "emacs::nix-mode" config.machine.pkgs) {
   programs.emacs.init.usePackage.nix-mode = {
     enable = true;
     mode = [ ''"\\.nix\\'"'' ];
+    config = ''(setq nix-nixfmt-bin "nixfmt -w 150")'';
   };
 }

pkgsets/emacs/web-mode.nix

@@ -3,9 +3,13 @@
 with lib;
 
 mkIf (elem "emacs::web-mode" config.machine.pkgs) {
-  programs.emacs.init.usePackage.web-mode = {
+  programs.emacs.init.usePackage = {
+    web-mode = {
       enable = true;
+      # bind = {};
       mode = [
+        ''("\\.html\\'" . web-mode)''
+        ''("\\.css\\'" . web-mode)''
         ''("\\.html?\\'" . web-mode)''
         ''("\\.phtml\\'" . web-mode)''
         ''("\\.tpl\\.php\\'" . web-mode)''
@@ -22,4 +26,26 @@ mkIf (elem "emacs::web-mode" config.machine.pkgs) {
         )
       '';
     };
+    js2-mode = {
+      enable = true;
+    };
+    tide = {
+      enable = true;
+      after = [ "typescript-mode" "company" "flycheck" ];
+      hook = [
+        "(typescript-mode . tide-setup)"
+        "(typescript-mode . tide-hl-identifier-mode)"
+        "(before-save . tide-format-before-save)"
+      ];
+      config = ''
+        (setq company-tooltip-align-annotations t)
+      '';
+    };
+    impatient-mode = {
+      enable = true;
+    };
+    simple-httpd = {
+      enable = true;
+    };
+  };
 }