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+;; functions.el --- Helper functions for my Emacs development -*- lexical-binding: t -*-
+;; Author: William Carroll <wpcarro@gmail.com>
+
+;;; Commentary:
+;; This file hopefully contains friendly APIs that making ELisp development more
+;; enjoyable.
+
+;; TODO: Break these out into separate modules.
+
+;;; Code:
+(defun wpc/evil-window-vsplit-right ()
+  (interactive)
+  (evil-window-vsplit)
+  (windmove-right))
+
+(defun wpc/evil-window-split-down ()
+  (interactive)
+  (evil-window-split)
+  (windmove-down))
+
+(defun wpc/reindent-defun-and-align-clojure-map ()
+  (interactive)
+  (call-interactively #'paredit-reindent-defun)
+  (call-interactively #'clojure-align))
+
+(defun wpc/find-file ()
+  "Prefer project-based file-finding if inside of project; otherwise gracefully fallback."
+  (interactive)
+  (with-current-buffer (current-buffer)
+    (if (projectile-project-p)
+        (call-interactively #'counsel-projectile-find-file)
+      (call-interactively #'find-file))))
+
+(defun wpc/find-or-create-js-test ()
+  (->> buffer-file-name
+       (s-chop-suffix ".js")
+       (s-append ".test.js")
+       (find-file)))
+
+(defun wpc/find-or-create-js-module ()
+  (->> buffer-file-name
+       (s-chop-suffix ".test.js")
+       (s-append ".js")
+       (find-file)))
+
+(defun wpc/find-or-create-js-store ()
+  (->> buffer-file-name
+       (s-replace "index.js" "store.js")
+       (find-file)))
+
+(defun wpc/find-or-create-js-component ()
+  (->> buffer-file-name
+       (s-replace "store.js" "index.js")
+       (find-file)))
+
+(defun wpc/toggle-between-js-test-and-module ()
+  "Toggle between a Javascript test or module."
+  (interactive)
+  (if (s-ends-with? ".test.js" buffer-file-name)
+      (wpc/find-or-create-js-module)
+    (if (s-ends-with? ".js" buffer-file-name)
+        (wpc/find-or-create-js-test)
+      (message "Not in a Javascript file. Exiting..."))))
+
+(defun wpc/toggle-between-js-component-and-store ()
+  "Toggle between a React component and its Redux store."
+  (interactive)
+  (if (s-ends-with? "index.js" buffer-file-name)
+      (wpc/find-or-create-js-store)
+    (if (or (s-ends-with? "store.js" buffer-file-name)
+            (s-ends-with? "store.test.js" buffer-file-name))
+        (wpc/find-or-create-js-component)
+      (message "Not in a React/Redux file. Exiting..."))))
+
+(defun wpc/read-file-as-string (filename)
+  (with-temp-buffer
+    (insert-file-contents filename)
+    (s-trim (buffer-string))))
+
+(defun wpc/create-snippet ()
+  "Creates a window split and then opens the Yasnippet editor."
+  (interactive)
+  (evil-window-vsplit)
+  (call-interactively #'yas-new-snippet))
+
+(defun wpc/find-file-split (filename)
+  "Creates a window split and then edits `filename'."
+  (interactive)
+  (evil-window-vsplit)
+  (find-file filename))
+
+(defun wpc/jump-to-parent-file ()
+  "Jumps to a React store or component's parent file. Useful for store or index file."
+  (interactive)
+  (-> buffer-file-name
+      f-dirname
+      (f-join "..")
+      (f-join (f-filename buffer-file-name))
+      find-file))
+
+(defun wpc/add-earmuffs (x)
+  "Returns X surrounded by asterisks."
+  (format "*%s*" x))
+
+(defun wpc/put-file-name-on-clipboard ()
+  "Put the current file name on the clipboard"
+  (interactive)
+  (let ((filename (if (equal major-mode 'dired-mode)
+                      default-directory
+                    (buffer-file-name))))
+    (when filename
+      (with-temp-buffer
+        (insert filename)
+        (clipboard-kill-region (point-min) (point-max)))
+      (message filename))))
+
+(s-replace "/" "x" "a/b/c")
+
+(defun wpc/evil-replace-under-point ()
+  "Faster than typing %s//thing/g."
+  (interactive)
+  (let ((term (s-replace "/" "\\/" (symbol/to-string (symbol-at-point)))))
+    (save-excursion
+      (evil-ex (concat "%s/\\b" term "\\b/")))))
+
+(defun buffer-dirname ()
+  "Return the directory name of the current buffer as a string."
+  (->> buffer-file-name
+       f-dirname
+       f-filename))
+
+(provide 'functions)
+;;; functions.el ends here