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+;;; wpc-javascript.el --- My Javascript preferences -*- lexical-binding: t -*-
+
+;; Author: William Carroll <wpcarro@gmail.com>
+;; Version: 0.0.1
+;; Package-Requires: ((emacs "24"))
+
+;;; Commentary:
+;; This module hosts my Javascript tooling preferences.  This also includes
+;; tooling for TypeScript and other frontend tooling.  Perhaps this module will
+;; change names to more accurately reflect that.
+;;
+;; Depends
+;; - yarn global add prettier
+
+;;; Code:
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Dependencies
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(require 'general)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Configuration
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; Constants
+(defconst wpc-javascript--js-hooks
+  '(js-mode-hook
+    web-mode-hook
+    typescript-mode-hook
+    js2-mode-hook
+    rjsx-mode-hook)
+  "All of the commonly used hooks for Javascript buffers.")
+
+(defconst wpc-javascript--frontend-hooks
+  (-insert-at 0 'css-mode-hook wpc-javascript--js-hooks)
+  "All of the commonly user hooks for frontend development.")
+
+;; frontend indentation settings
+(setq typescript-indent-level 2
+      js-indent-level 2
+      css-indent-offset 2)
+
+(use-package web-mode
+  :mode "\\.html\\'"
+  :config
+  (setq web-mode-css-indent-offset 2)
+  (setq web-mode-code-indent-offset 2)
+  (setq web-mode-markup-indent-offset 2))
+
+;; JSX highlighting
+(use-package rjsx-mode
+  :config
+  (general-unbind rjsx-mode-map "<" ">" "C-d")
+  (general-nmap
+    :keymaps 'rjsx-mode-map
+    "K" #'flow-minor-type-at-pos)
+  (setq js2-mode-show-parse-errors nil
+        js2-mode-show-strict-warnings nil))
+
+(progn
+  (defun wpc-javascript-tide-setup ()
+    (interactive)
+    (tide-setup)
+    (flycheck-mode 1)
+    (setq flycheck-check-syntax-automatically '(save mode-enabled))
+    (eldoc-mode 1)
+    (tide-hl-identifier-mode 1)
+    (company-mode 1))
+  (use-package tide
+    :config
+    (add-hook 'typescript-mode-hook #'wpc-javascript-tide-setup))
+  (require 'web-mode)
+  (add-to-list 'auto-mode-alist '("\\.tsx\\'" . web-mode))
+  (add-hook 'web-mode-hook
+            (lambda ()
+              (when (string-equal "tsx" (f-ext buffer-file-name))
+                (wpc-javascript-tide-setup))))
+  (flycheck-add-mode 'typescript-tslint 'web-mode))
+
+;; JS autoformatting
+(use-package prettier-js
+  :config
+  (general-add-hook wpc-javascript--frontend-hooks #'prettier-js-mode))
+
+;; Support Elm
+(use-package elm-mode
+  :config
+  (add-hook 'elm-mode-hook #'elm-format-on-save-mode))
+
+(provide 'wpc-javascript)
+;;; wpc-javascript.el ends here