use poper emacs namespace, move keys to dedicated minor mode

lang/javascript.el

@@ -0,0 +1,49 @@
+;;; javascript -- summary
+;;; Commentary:
+;;; Code:
+
+(require 'icejam-pkg-prog-mode "$HOME/.emacs.d/pkg/prog-mode.el")
+(require 'icejam-pkg-flycheck "$HOME/.emacs.d/pkg/flycheck.el")
+(require 'icejam-pkg-lsp "$HOME/.emacs.d/pkg/lsp.el")
+
+(use-package js2-mode
+  :requires (web-mode company-web lsp-mode lsp-ui)
+  :ensure t)
+
+(use-package vue-mode
+  :ensure t
+  :defer t)
+
+;; Use js2-mode for javascript editing
+(add-to-list 'auto-mode-alist '("\\.js\\'" . js2-mode))
+(add-to-list 'auto-mode-alist '("\\.json\\'" . js2-mode))
+
+;; Use js2-mode for typescript editing
+(add-to-list 'auto-mode-alist '("\\.ts\\'" . js2-mode))
+
+(defun activate-js2-mode ()
+	"JS2 mode overrides."
+	(set-indent 2)
+
+  (when (not (string-match-p ".json" (buffer-file-name)))
+    (lsp-deferred))
+
+	(column-enforce-n 80)
+	(setq-local js2-basic-offset 2)
+  (setq-local js2-strict-missing-semi-warning nil)
+  (setq-local lsp-eldoc-enable-hover nil)
+  (setq js2-mode-show-parse-errors nil)
+  (setq js2-mode-show-strict-warnings nil)
+
+  (setq-local lsp-eldoc-enable-hover nil)
+  (setq-local flycheck-check-syntax-automatically '(save mode-enabled))
+
+  ;; "Company list override."
+  (add-to-list (make-local-variable 'company-backends)
+               '(company-capf company-yasnippet)))
+
+(add-hook 'js2-mode-hook 'activate-js2-mode)
+(add-hook 'vue-mode-hook 'lsp)
+
+(provide 'icejam-lang-javascript)
+;;; javascript.el ends here