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diff --git a/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix-search.el b/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix-search.el
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+++ b/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix-search.el
@@ -0,0 +1,64 @@
+;;; nix-search.el -- run nix commands in Emacs -*- lexical-binding: t -*-
+
+;; Author: Matthew Bauer <mjbauer95@gmail.com>
+;; Homepage: https://github.com/NixOS/nix-mode
+;; Keywords: nix
+
+;; This file is NOT part of GNU Emacs.
+
+;;; Commentary:
+
+;;; Code:
+
+(require 'nix)
+(require 'nix-instantiate)
+(require 'nix-shell)
+(require 'json)
+
+;;;###autoload
+(defun nix-search (&optional search file)
+  "Run nix search.
+SEARCH a search term to use.
+FILE a Nix expression to search in."
+  (interactive)
+  (unless search (setq search ""))
+  (unless file (nix-read-file))
+
+  (let ((stdout (generate-new-buffer "nix search"))
+	result)
+    (call-process nix-executable nil (list stdout nil) nil
+		  "search" "--json" "-f" file search)
+    (with-current-buffer stdout
+      (when (eq (buffer-size) 0)
+	(error "Error: nix search %s failed to produce any output" search))
+      (goto-char (point-min))
+      (setq result (json-read)))
+    (kill-buffer stdout)
+    (when (called-interactively-p 'any)
+      (let ((display (generate-new-buffer "*nix search*")))
+	(with-current-buffer display
+	  (dolist (entry result)
+	    (widget-insert
+	     (format "attr: %s\nname: %s\nversion: %s\ndescription: %s\n\n"
+                     (car entry)
+		     (alist-get 'pkgName (cdr entry))
+		     (alist-get 'version (cdr entry))
+		     (alist-get 'description (cdr entry)))))
+	  )
+	(display-buffer display 'display-buffer-pop-up-window)))
+    (kill-buffer stdout)
+    result))
+
+(defun nix-search-read-attr (file)
+  "Read from a list of attributes.
+FILE the nix file to look in."
+  (let ((collection
+	 (sort (mapcar (lambda (x) (symbol-name (car x)))
+		       (nix-search "" file))
+	       'string<))
+	(read (cond ((fboundp 'ivy-read) 'ivy-read)
+		    (t 'completing-read))))
+    (funcall read "Attribute: " collection)))
+
+(provide 'nix-search)
+;;; nix-search.el ends here