Lint prelude.el

This was a doozey because I use it everywhere. Is there a better way to globally
rename things? Aye aye aye... computers, man!

29 files changed, 163 insertions, 164 deletions

diff --git a/emacs/.emacs.d/wpc/alist.el b/emacs/.emacs.d/wpc/alist.el
index 439fb67b27ab..21885b1fc2ee 100644
--- a/emacs/.emacs.d/wpc/alist.el
+++ b/emacs/.emacs.d/wpc/alist.el
@@ -257,13 +257,13 @@ In this case, the last writer wins, which is B."
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (when alist/enable-tests?
-  (prelude/assert
+  (prelude-assert
    (equal '((2 . one)
             (3 . two))
           (alist/map-keys #'1+
                           '((1 . one)
                             (2 . two)))))
-  (prelude/assert
+  (prelude-assert
    (equal '((one . 2)
             (two . 3))
           (alist/map-values #'1+
diff --git a/emacs/.emacs.d/wpc/buffer.el b/emacs/.emacs.d/wpc/buffer.el
index 31d23432ba7b..e91b7712149a 100644
--- a/emacs/.emacs.d/wpc/buffer.el
+++ b/emacs/.emacs.d/wpc/buffer.el
@@ -163,7 +163,7 @@ This function ignores Emacs-generated buffers, i.e. the ones that look like
   (interactive)
   (let* ((xs (buffer/source-code-buffers))
          (candidate (list/get 1 xs)))
-    (prelude/assert (maybe-some? candidate))
+    (prelude-assert (maybe-some? candidate))
     (switch-to-buffer candidate)))
 
 (when buffer/install-kbds?
@@ -183,7 +183,7 @@ This function ignores Emacs-generated buffers, i.e. the ones that look like
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (when buffer/enable-tests?
-  (prelude/assert
+  (prelude-assert
    (list/all? #'buffer/emacs-generated?
               '("*scratch*"
                 "*Messages*"
diff --git a/emacs/.emacs.d/wpc/bytes.el b/emacs/.emacs.d/wpc/bytes.el
index d8bd2e288614..9780a8efc426 100644
--- a/emacs/.emacs.d/wpc/bytes.el
+++ b/emacs/.emacs.d/wpc/bytes.el
@@ -64,7 +64,7 @@
 
 (defun bytes/classify (x)
   "Return unit that closest fits byte count, X."
-  (prelude/assert (number/whole? x))
+  (prelude-assert (number/whole? x))
   (cond
    ((and (>= x 0)        (< x bytes/kb))     'byte)
    ((and (>= x bytes/kb) (< x bytes/mb)) 'kilobyte)
@@ -92,17 +92,17 @@
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (progn
-  (prelude/assert
+  (prelude-assert
    (equal "1000B" (bytes/to-string 1000)))
-  (prelude/assert
+  (prelude-assert
    (equal "2KB" (bytes/to-string (* 2 bytes/kb))))
-  (prelude/assert
+  (prelude-assert
    (equal "17MB" (bytes/to-string (* 17 bytes/mb))))
-  (prelude/assert
+  (prelude-assert
    (equal "419GB" (bytes/to-string (* 419 bytes/gb))))
-  (prelude/assert
+  (prelude-assert
    (equal "999TB" (bytes/to-string (* 999 bytes/tb))))
-  (prelude/assert
+  (prelude-assert
    (equal "2PB" (bytes/to-string (* 2 bytes/pb)))))
 
 (provide 'bytes)
diff --git a/emacs/.emacs.d/wpc/cache.el b/emacs/.emacs.d/wpc/cache.el
index 7b7e1aa2a37f..ebe581786f7b 100644
--- a/emacs/.emacs.d/wpc/cache.el
+++ b/emacs/.emacs.d/wpc/cache.el
@@ -60,18 +60,18 @@ If X isn't in XS (using `equal'), insert it at the front."
     ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
     ;; contains?/2
     ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-    (prelude/refute
+    (prelude-refute
      (cache/contains? "turkey" cache))
-    (prelude/assert
+    (prelude-assert
      (cache/contains? "chicken" cache))
     ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
     ;; touch/2
     ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-    (prelude/assert
+    (prelude-assert
      (equal
       (cache/touch "nugget" cache)
       (cache/from-list '("nugget" "chicken"))))
-    (prelude/assert
+    (prelude-assert
      (equal
       (cache/touch "spicy" cache)
       (cache/from-list '("spicy" "chicken" "nugget"))))))
diff --git a/emacs/.emacs.d/wpc/colorscheme.el b/emacs/.emacs.d/wpc/colorscheme.el
index 830fc5ac3e28..73916166961d 100644
--- a/emacs/.emacs.d/wpc/colorscheme.el
+++ b/emacs/.emacs.d/wpc/colorscheme.el
@@ -50,7 +50,7 @@
     "Call `load-theme' with `THEME', ensuring that the line numbers are bright.
 There is no hook that I'm aware of to handle this more elegantly."
     (load-theme theme t)
-    (prelude/set-line-number-color "#da5468"))
+    (prelude-set-line-number-color "#da5468"))
 
 (defun colorscheme/whitelist-set (colorscheme)
   "Focus the COLORSCHEME in the `colorscheme/whitelist' cycle."
diff --git a/emacs/.emacs.d/wpc/constants.el b/emacs/.emacs.d/wpc/constants.el
index 2080e2c74866..fb5c2c469588 100644
--- a/emacs/.emacs.d/wpc/constants.el
+++ b/emacs/.emacs.d/wpc/constants.el
@@ -14,7 +14,7 @@
 (require 'f)
 (require 'maybe)
 
-(prelude/assert (f-exists? (getenv "BRIEFCASE")))
+(prelude-assert (f-exists? (getenv "BRIEFCASE")))
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; Configuration
diff --git a/emacs/.emacs.d/wpc/cycle.el b/emacs/.emacs.d/wpc/cycle.el
index df9c49b5dc80..5a3a50006ae9 100644
--- a/emacs/.emacs.d/wpc/cycle.el
+++ b/emacs/.emacs.d/wpc/cycle.el
@@ -196,23 +196,23 @@ If X is the currently focused value, after it's deleted, current-index will be
 
 (when cycle/enable-tests?
   (let ((xs (cycle/new 1 2 3)))
-    (prelude/assert (maybe-nil? (cycle/previous-focus xs)))
-    (prelude/assert (= 1 (cycle/current xs)))
-    (prelude/assert (= 2 (cycle/next xs)))
-    (prelude/assert (= 1 (cycle/previous-focus xs)))
-    (prelude/assert (= 1 (->> xs (cycle/jump 0) cycle/current)))
-    (prelude/assert (= 2 (->> xs (cycle/jump 1) cycle/current)))
-    (prelude/assert (= 3 (->> xs (cycle/jump 2) cycle/current)))
-    (prelude/assert (= 2 (cycle/previous-focus xs)))
-    (prelude/assert (= 2 (cycle/focus-previous! xs)))
-    (prelude/assert (equal '(1 4 2 3) (cycle-xs (cycle/append 4 xs))))
-    (prelude/assert (equal '(1 2 3) (cycle-xs (cycle/remove 4 xs))))
+    (prelude-assert (maybe-nil? (cycle/previous-focus xs)))
+    (prelude-assert (= 1 (cycle/current xs)))
+    (prelude-assert (= 2 (cycle/next xs)))
+    (prelude-assert (= 1 (cycle/previous-focus xs)))
+    (prelude-assert (= 1 (->> xs (cycle/jump 0) cycle/current)))
+    (prelude-assert (= 2 (->> xs (cycle/jump 1) cycle/current)))
+    (prelude-assert (= 3 (->> xs (cycle/jump 2) cycle/current)))
+    (prelude-assert (= 2 (cycle/previous-focus xs)))
+    (prelude-assert (= 2 (cycle/focus-previous! xs)))
+    (prelude-assert (equal '(1 4 2 3) (cycle-xs (cycle/append 4 xs))))
+    (prelude-assert (equal '(1 2 3) (cycle-xs (cycle/remove 4 xs))))
     (progn
       (cycle/focus-item 3 xs)
       (cycle/focus-item 2 xs)
       (cycle/remove 1 xs)
-      (prelude/assert (= 2 (cycle/current xs)))
-      (prelude/assert (= 3 (cycle/previous-focus xs))))))
+      (prelude-assert (= 2 (cycle/current xs)))
+      (prelude-assert (= 3 (cycle/previous-focus xs))))))
 
 (provide 'cycle)
 ;;; cycle.el ends here
diff --git a/emacs/.emacs.d/wpc/display.el b/emacs/.emacs.d/wpc/display.el
index 8895b89ff4ec..c2ecfe0f3f34 100644
--- a/emacs/.emacs.d/wpc/display.el
+++ b/emacs/.emacs.d/wpc/display.el
@@ -46,7 +46,7 @@ The car models the enabled state of my laptop display; the cdr models the
 (defun display/enable-4k ()
   "Attempt to connect to my 4K monitor."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "display/enable-4k"
    :command (string/format
              "xrandr --output %s --above %s --primary --auto --size 3840x2160 --rate 30.00 --dpi 144"
@@ -56,7 +56,7 @@ The car models the enabled state of my laptop display; the cdr models the
 (defun display/disable-4k ()
   "Disconnect from the 4K monitor."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "display/disable-4k"
    :command (string/format "xrandr --output %s --off"
                            display/4k-monitor)))
@@ -66,7 +66,7 @@ The car models the enabled state of my laptop display; the cdr models the
 Sometimes this is useful when I'm sharing my screen in a Google Hangout and I
   only want to present one of my monitors."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "display/disable-laptop"
    :command (string/format "xrandr --output %s --auto"
                            display/laptop-monitor)))
@@ -76,7 +76,7 @@ Sometimes this is useful when I'm sharing my screen in a Google Hangout and I
 Sometimes this is useful when I'm sharing my screen in a Google Hangout and I
   only want to present one of my monitors."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "display/disable-laptop"
    :command (string/format "xrandr --output %s --off"
                            display/laptop-monitor)))
diff --git a/emacs/.emacs.d/wpc/dotted.el b/emacs/.emacs.d/wpc/dotted.el
index 90ef39f92e7e..573665ad3746 100644
--- a/emacs/.emacs.d/wpc/dotted.el
+++ b/emacs/.emacs.d/wpc/dotted.el
@@ -38,11 +38,11 @@
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (progn
-  (prelude/assert
+  (prelude-assert
    (equal '(fname . "Bob") (dotted/new 'fname "Bob")))
-  (prelude/assert
+  (prelude-assert
    (dotted/instance? '(one . two)))
-  (prelude/refute
+  (prelude-refute
    (dotted/instance? '(1 2 3))))
 
 (provide 'dotted)
diff --git a/emacs/.emacs.d/wpc/email.el b/emacs/.emacs.d/wpc/email.el
index c95eb08bdcec..077688be2263 100644
--- a/emacs/.emacs.d/wpc/email.el
+++ b/emacs/.emacs.d/wpc/email.el
@@ -68,7 +68,7 @@
       mail-envelope-from 'header)
 
 ;; Assert that no two saved searches share share a KBD
-(prelude/assert
+(prelude-assert
  (list/xs-distinct-by? (lambda (x) (plist-get x :key)) notmuch-saved-searches))
 
 (provide 'email)
diff --git a/emacs/.emacs.d/wpc/fonts.el b/emacs/.emacs.d/wpc/fonts.el
index 3b4a686bfab6..48bbf5e081a6 100644
--- a/emacs/.emacs.d/wpc/fonts.el
+++ b/emacs/.emacs.d/wpc/fonts.el
@@ -93,7 +93,7 @@
 (defun fonts/whitelist-set (font)
   "Focuses the FONT in the `fonts/whitelist' cycle.
 The size of the font is determined by `fonts/size'."
-  (prelude/assert (cycle/contains? font fonts/whitelist))
+  (prelude-assert (cycle/contains? font fonts/whitelist))
   (cycle/focus (lambda (x) (equal x font)) fonts/whitelist)
   (fonts/set (fonts/current) fonts/size))
 
diff --git a/emacs/.emacs.d/wpc/graph.el b/emacs/.emacs.d/wpc/graph.el
index c68c308590f4..30ed8aabe6b6 100644
--- a/emacs/.emacs.d/wpc/graph.el
+++ b/emacs/.emacs.d/wpc/graph.el
@@ -64,11 +64,11 @@ The user must pass in a valid Neighbors Table since asserting on the shape of
 ;; TODO: Model each of the mapping functions into an isomorphism.
 (defun graph/edges->neighbors (xs)
   "Map Edge List, XS, into a Neighbors Table."
-  (prelude/assert (graph/instance? xs)))
+  (prelude-assert (graph/instance? xs)))
 
 (defun graph/neighbors->edges (xs)
   "Map Neighbors Table, XS, into an Edge List."
-  (prelude/assert (graph/instance? xs)))
+  (prelude-assert (graph/instance? xs)))
 
 ;; Below are three different models of the same unweighted, directed graph.
 
diff --git a/emacs/.emacs.d/wpc/irc.el b/emacs/.emacs.d/wpc/irc.el
index ce0e5ffcb952..1787c8566f17 100644
--- a/emacs/.emacs.d/wpc/irc.el
+++ b/emacs/.emacs.d/wpc/irc.el
@@ -45,7 +45,7 @@
 ;; TODO: Assert that no two servers have a channel with the same name. We need
 ;; this because that's the assumption that underpins the `irc/channel->server'
 ;; function. This will probably be an O(n^2) operation.
-(prelude/assert
+(prelude-assert
  (set/distinct? (set/from-list
                  (cycle/to-list
                   (alist/get "irc.freenode.net"
@@ -59,7 +59,7 @@
   "Resolve an IRC server from a given CHANNEL."
   (let ((result (alist/find (lambda (k v) (cycle/contains? channel v))
                             server->channels)))
-    (prelude/assert (maybe-some? result))
+    (prelude-assert (maybe-some? result))
     result))
 
 (defun irc/channel->cycle (server->channels channel)
@@ -166,7 +166,7 @@
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (when irc/enable-tests?
-  (prelude/assert
+  (prelude-assert
    (equal
     (irc/channel->server `(("irc.dairy.com" . ,(cycle/new "#cheese" "#milk"))
                            ("irc.color.com" . ,(cycle/new "#red" "#blue")))
diff --git a/emacs/.emacs.d/wpc/kbd.el b/emacs/.emacs.d/wpc/kbd.el
index ac69a5b261bd..9201f258693f 100644
--- a/emacs/.emacs.d/wpc/kbd.el
+++ b/emacs/.emacs.d/wpc/kbd.el
@@ -33,7 +33,7 @@
   "Mapping of functions to designated keybinding prefixes to stay organized.")
 
 ;; Assert that no keybindings are colliding.
-(prelude/assert
+(prelude-assert
  (= (alist/count kbd/prefixes)
     (->> kbd/prefixes
          alist/values
@@ -49,7 +49,7 @@
 Values for F include:
 - workspace
 - x11"
-  (prelude/assert (alist/has-key? f kbd/prefixes))
+  (prelude-assert (alist/has-key? f kbd/prefixes))
   (string/format
    "%s-%s"
    (alist/get f kbd/prefixes)
diff --git a/emacs/.emacs.d/wpc/keyboard.el b/emacs/.emacs.d/wpc/keyboard.el
index ec50cabd2719..91f17faa12fd 100644
--- a/emacs/.emacs.d/wpc/keyboard.el
+++ b/emacs/.emacs.d/wpc/keyboard.el
@@ -51,7 +51,7 @@
                                    (rate keyboard/repeat-rate)
                                    (delay keyboard/repeat-delay))
   "Use xset to set the key-repeat RATE and DELAY."
-  (prelude/start-process
+  (prelude-start-process
    :name "keyboard/set-key-repeat"
    :command (string/format "xset r rate %s %s" delay rate)))
 
@@ -65,7 +65,7 @@
 (defun keyboard/swap-caps-lock-and-escape ()
   "Swaps the caps lock and escape keys using xmodmap."
   (interactive)
-  ;; TODO: Ensure these work once the tokenizing in prelude/start-process works
+  ;; TODO: Ensure these work once the tokenizing in prelude-start-process works
   ;; as expected.
   (start-process "keyboard/swap-caps-lock-and-escape" nil "/usr/bin/xmodmap" "-e"
                  "remove Lock = Caps_Lock")
diff --git a/emacs/.emacs.d/wpc/list.el b/emacs/.emacs.d/wpc/list.el
index 83c4c5ccdc42..64b3a846a9d8 100644
--- a/emacs/.emacs.d/wpc/list.el
+++ b/emacs/.emacs.d/wpc/list.el
@@ -49,7 +49,7 @@
 ;; Dependencies
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
-;; TODO: Move `prelude/assert' elsewhere so that I can require it without
+;; TODO: Move `prelude-assert' elsewhere so that I can require it without
 ;; introducing the circular dependency of list.el -> prelude.el -> list.el.
 ;;(require 'prelude)
 (require 'dash)
@@ -137,7 +137,7 @@
 ;;                         (if (alist/has-key? k acc)
 ;;                             (setf (alist-get k acc) (list v))
 ;;                           (setf (alist-get k acc) (list v))))))))
-;; (prelude/assert
+;; (prelude-assert
 ;;  (equal '(("John" . ("Cleese" "Malkovich"))
 ;;           ("Thomas" . ("Aquinas")))
 ;;         (list/index (lambda (x) (plist-get x :first-name))
@@ -210,7 +210,7 @@ Be leery of using this with things like alists.  Many data structures in Elisp
 ;; TODO: Add tests.
 (defun list/dedupe-adjacent (xs)
   "Return XS without adjacent duplicates."
-  (prelude/assert (not (list/empty? xs)))
+  (prelude-assert (not (list/empty? xs)))
   (list/reduce (list (list/first xs))
     (lambda (x acc)
       (if (equal x (list/first acc))
@@ -223,16 +223,16 @@ Be leery of using this with things like alists.  Many data structures in Elisp
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 ;; (when list/tests?
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (= 0
 ;;       (list/length '())))
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (= 5
 ;;       (list/length '(1 2 3 4 5))))
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (= 16
 ;;       (list/reduce 1 (lambda (x acc) (+ x acc)) '(1 2 3 4 5))))
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (equal '(2 4 6 8 10)
 ;;           (list/map (lambda (x) (* x 2)) '(1 2 3 4 5)))))
 
diff --git a/emacs/.emacs.d/wpc/maybe.el b/emacs/.emacs.d/wpc/maybe.el
index dc5e9332f701..1e46b6643d51 100644
--- a/emacs/.emacs.d/wpc/maybe.el
+++ b/emacs/.emacs.d/wpc/maybe.el
@@ -82,23 +82,23 @@
 
 (when maybe--run-tests?
   ;; nil?
-  (prelude/assert (maybe-nil? nil))
-  (prelude/refute (maybe-nil? t))
+  (prelude-assert (maybe-nil? nil))
+  (prelude-refute (maybe-nil? t))
   ;; some?
-  (prelude/assert (maybe-some? 10))
-  (prelude/refute (maybe-some? nil))
+  (prelude-assert (maybe-some? 10))
+  (prelude-refute (maybe-some? nil))
   ;; nils?
-  (prelude/assert (maybe-nils? nil nil nil nil))
-  (prelude/refute (maybe-nils? nil t nil t))
+  (prelude-assert (maybe-nils? nil nil nil nil))
+  (prelude-refute (maybe-nils? nil t nil t))
   ;; somes?
-  (prelude/assert (maybe-somes? t 10 '(1 2 3) "some"))
-  (prelude/refute (maybe-somes? t nil '(1 2 3) "some"))
+  (prelude-assert (maybe-somes? t 10 '(1 2 3) "some"))
+  (prelude-refute (maybe-somes? t nil '(1 2 3) "some"))
   ;; default
-  (prelude/assert
+  (prelude-assert
    (and (= 0 (maybe-default 5 0))
         (= 5 (maybe-default 5 nil))))
   ;; map
-  (prelude/assert
+  (prelude-assert
    (and (= 2 (maybe-map #'1+ 1))
         (eq nil (maybe-map #'1+ nil)))))
 
diff --git a/emacs/.emacs.d/wpc/number.el b/emacs/.emacs.d/wpc/number.el
index f496349050d9..e8e1be58db0a 100644
--- a/emacs/.emacs.d/wpc/number.el
+++ b/emacs/.emacs.d/wpc/number.el
@@ -1,5 +1,9 @@
 ;;; number.el --- Functions for working with numbers -*- lexical-binding: t -*-
+
 ;; Author: William Carroll <wpcarro@gmail.com>
+;; Version: 0.0.1
+;; Package-Requires: ((emacs "24"))
+;; Homepage: https://user.git.corp.google.com/wpcarro/briefcase
 
 ;;; Commentary:
 ;;
@@ -124,29 +128,29 @@ While this function is undeniably trivial, I have unintentionally done (- 1 x)
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 (when number/test?
-  (prelude/assert
+  (prelude-assert
    (number/positive? 10))
-  (prelude/assert
+  (prelude-assert
    (number/natural? 10))
-  (prelude/assert
+  (prelude-assert
    (number/whole? 10))
-  (prelude/assert
+  (prelude-assert
    (number/whole? 0))
-  (prelude/assert
+  (prelude-assert
    (number/integer? 10))
-  ;; (prelude/assert
+  ;; (prelude-assert
   ;;  (= 120 (number/factorial 5)))
-  (prelude/assert
+  (prelude-assert
    (number/even? 6))
-  (prelude/refute
+  (prelude-refute
    (number/odd? 6))
-  (prelude/refute
+  (prelude-refute
    (number/positive? -10))
-  (prelude/refute
+  (prelude-refute
    (number/natural? 10.0))
-  (prelude/refute
+  (prelude-refute
    (number/natural? -10))
-  (prelude/refute
+  (prelude-refute
    (number/natural? -10.0)))
 
 (provide 'number)
diff --git a/emacs/.emacs.d/wpc/prelude.el b/emacs/.emacs.d/wpc/prelude.el
index ee7bcbbf2707..f045d15e232b 100644
--- a/emacs/.emacs.d/wpc/prelude.el
+++ b/emacs/.emacs.d/wpc/prelude.el
@@ -1,5 +1,9 @@
 ;;; prelude.el --- My attempt at augmenting Elisp stdlib -*- lexical-binding: t -*-
+
 ;; Author: William Carroll <wpcarro@gmail.com>
+;; Version: 0.0.1
+;; Package-Requires: ((emacs "24.3"))
+;; Homepage: https://user.git.corp.google.com/wpcarro/briefcase
 
 ;;; Commentary:
 ;; Some of these ideas are scattered across other modules like `fs',
@@ -13,38 +17,29 @@
 ;;; Code:
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; Third-party libraries
+;; Dependencies
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
-(require 's)
 (require 'dash)
+(require 's)
 (require 'f)
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; Libraries
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-;; TODO: Maybe don't globally import everything here.  Disable these and attepmt
-;; to reload Emacs to assess damage.
-(require 'string)
-(require 'list)
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; Utilities
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
-(defun prelude/to-string (x)
+(defun prelude-to-string (x)
   "Convert X to a string."
   (format "%s" x))
 
-(defun prelude/inspect (&rest args)
-  "Message `ARGS' where ARGS are any type."
+(defun prelude-inspect (&rest args)
+  "Message ARGS where ARGS are any type."
   (->> args
-       (list/map #'prelude/to-string)
-       (apply #'string/concat)
+       (-map #'prelude-to-string)
+       (apply #'s-concat)
        message))
 
-(defmacro prelude/call-process-to-string (cmd &rest args)
+(defmacro prelude-call-process-to-string (cmd &rest args)
   "Return the string output of CMD called with ARGS."
   `(with-temp-buffer
      (call-process ,cmd nil (current-buffer) nil ,@args)
@@ -55,28 +50,28 @@
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 ;; TODO: Should I `throw' instead of `error' here?
-(defmacro prelude/assert (x)
+(defmacro prelude-assert (x)
   "Errors unless X is t.
 These are strict assertions and purposely do not rely on truthiness."
-  (let ((as-string (prelude/to-string x)))
+  (let ((as-string (prelude-to-string x)))
     `(unless (equal t ,x)
-       (error (string/concat "Assertion failed: " ,as-string)))))
+       (error (s-concat "Assertion failed: " ,as-string)))))
 
-(defmacro prelude/refute (x)
+(defmacro prelude-refute (x)
   "Errors unless X is nil."
-  (let ((as-string (prelude/to-string x)))
+  (let ((as-string (prelude-to-string x)))
     `(unless (equal nil ,x)
-       (error (string/concat "Refutation failed: " ,as-string)))))
+       (error (s-concat "Refutation failed: " ,as-string)))))
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; Adapter functions
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
-(defun prelude/identity (x)
+(defun prelude-identity (x)
   "Return X unchanged."
   x)
 
-(defun prelude/const (x)
+(defun prelude-const (x)
   "Return a variadic lambda that will return X."
   (lambda (&rest _) x))
 
@@ -86,54 +81,54 @@ These are strict assertions and purposely do not rely on truthiness."
 
 ;; TODO: Consider packaging these into a linum-color.el package.
 ;; TODO: Generate the color used here from the theme.
-(defvar linum/safe? nil
-  "Flag indicating whether or not it is safe to work with `linum-mode'.")
+(defvar prelude--linum-safe? nil
+  "Flag indicating whether it is safe to work with function `linum-mode'.")
 
-(defvar linum/mru-color nil
+(defvar prelude--linum-mru-color nil
   "Stores the color most recently attempted to be applied.")
 
 (add-hook 'linum-mode-hook
           (lambda ()
-            (setq linum/safe? t)
-            (when (maybe-some? linum/mru-color)
-              (set-face-foreground 'linum linum/mru-color))))
+            (setq prelude--linum-safe? t)
+            (when (maybe-some? prelude--linum-mru-color)
+              (set-face-foreground 'linum prelude--linum-mru-color))))
 
-(defun prelude/set-line-number-color (color)
+(defun prelude-set-line-number-color (color)
   "Safely set linum color to `COLOR'.
 
 If this is called before Emacs initializes, the color will be stored in
-`linum/mru-color' and applied once initialization completes.
+`prelude--linum-mru-color' and applied once initialization completes.
 
 Why is this safe?
 If `(set-face-foreground 'linum)' is called before initialization completes,
 Emacs will silently fail.  Without this function, it is easy to introduce
 difficult to troubleshoot bugs in your init files."
-  (if linum/safe?
+  (if prelude--linum-safe?
       (set-face-foreground 'linum color)
-    (setq linum/mru-color color)))
+    (setq prelude--linum-mru-color color)))
 
-(defun prelude/prompt (prompt)
+(defun prelude-prompt (prompt)
   "Read input from user with PROMPT."
   (read-string prompt))
 
-(cl-defun prelude/start-process (&key name command)
+(cl-defun prelude-start-process (&key name command)
   "Pass command string, COMMAND, and the function name, NAME.
 This is a wrapper around `start-process' that has an API that resembles
 `shell-command'."
   ;; TODO: Fix the bug with tokenizing here, since it will split any whitespace
   ;; character, even though it shouldn't in the case of quoted string in shell.
   ;; e.g. - "xmodmap -e 'one two three'" => '("xmodmap" "-e" "'one two three'")
-  (prelude/refute (string/contains? "'" command))
-  (let* ((tokens (string/split " " command))
-         (program-name (list/head tokens))
-         (program-args (list/tail tokens)))
+  (prelude-refute (s-contains? "'" command))
+  (let* ((tokens (s-split " " command))
+         (program-name (nth 0 tokens))
+         (program-args (cdr tokens)))
     (apply #'start-process
-           `(,(string/format "*%s<%s>*" program-name name)
+           `(,(format "*%s<%s>*" program-name name)
              ,nil
              ,program-name
              ,@program-args))))
 
-(defun prelude/executable-exists? (name)
+(defun prelude-executable-exists? (name)
   "Return t if CLI tool NAME exists according to `exec-path'."
   (let ((file (locate-file name exec-path)))
     (require 'maybe)
@@ -141,7 +136,7 @@ This is a wrapper around `start-process' that has an API that resembles
         (f-exists? file)
       nil)))
 
-(defmacro prelude/time (x)
+(defmacro prelude-time (x)
   "Print the time it takes to evaluate X."
   `(benchmark 1 ',x))
 
diff --git a/emacs/.emacs.d/wpc/pulse-audio.el b/emacs/.emacs.d/wpc/pulse-audio.el
index f12e7922a549..34f4ab21767c 100644
--- a/emacs/.emacs.d/wpc/pulse-audio.el
+++ b/emacs/.emacs.d/wpc/pulse-audio.el
@@ -35,7 +35,7 @@
 (defun pulse-audio-toggle-mute ()
   "Mute the default sink."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "pulse-audio-toggle-mute"
    :command "pactl set-sink-mute @DEFAULT_SINK@ toggle")
   (pulse-audio--message "Mute toggled."))
@@ -43,7 +43,7 @@
 (defun pulse-audio-toggle-microphone ()
   "Mute the default sink."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "pulse-audio-toggle-microphone"
    :command "pactl set-source-mute @DEFAULT_SOURCE@ toggle")
   (pulse-audio--message "Microphone toggled."))
@@ -51,7 +51,7 @@
 (defun pulse-audio-decrease-volume ()
   "Low the volume output of the default sink."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "pulse-audio-decrease-volume"
    :command (string/format "pactl set-sink-volume @DEFAULT_SINK@ -%s%%"
                            pulse-audio--step-size))
@@ -60,7 +60,7 @@
 (defun pulse-audio-increase-volume ()
   "Raise the volume output of the default sink."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "pulse-audio-increase-volume"
    :command (string/format "pactl set-sink-volume @DEFAULT_SINK@ +%s%%"
                            pulse-audio--step-size))
diff --git a/emacs/.emacs.d/wpc/random.el b/emacs/.emacs.d/wpc/random.el
index 6ffdbd4de04a..02307a52024a 100644
--- a/emacs/.emacs.d/wpc/random.el
+++ b/emacs/.emacs.d/wpc/random.el
@@ -64,7 +64,7 @@
 ;; TODO: Support random-sample
 ;; (defun random-sample (n xs)
 ;;   "Return a randomly sample of list XS of size N."
-;;   (prelude/assert (and (>= n 0) (< n (list/length xs))))
+;;   (prelude-assert (and (>= n 0) (< n (list/length xs))))
 ;;   (cl-labels ((do-sample
 ;;                (n xs y ys)
 ;;                (if (= n (set/count ys))
diff --git a/emacs/.emacs.d/wpc/screen-brightness.el b/emacs/.emacs.d/wpc/screen-brightness.el
index ad51e7578cca..6d7d762d54c6 100644
--- a/emacs/.emacs.d/wpc/screen-brightness.el
+++ b/emacs/.emacs.d/wpc/screen-brightness.el
@@ -28,7 +28,7 @@
 (defun screen-brightness/increase ()
   "Increase the screen brightness."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "screen-brightness/increase"
    :command (string/format "xbacklight -inc %s" screen-brightness/step-size))
   (message "[screen-brightness.el] Increased screen brightness."))
@@ -36,7 +36,7 @@
 (defun screen-brightness/decrease ()
   "Decrease the screen brightness."
   (interactive)
-  (prelude/start-process
+  (prelude-start-process
    :name "screen-brightness/decrease"
    :command (string/format "xbacklight -dec %s" screen-brightness/step-size))
   (message "[screen-brightness.el] Decreased screen brightness."))
diff --git a/emacs/.emacs.d/wpc/set.el b/emacs/.emacs.d/wpc/set.el
index ff2db75d94ab..d15fa0653e6b 100644
--- a/emacs/.emacs.d/wpc/set.el
+++ b/emacs/.emacs.d/wpc/set.el
@@ -113,59 +113,59 @@
 
 (when set/enable-testing?
   ;; set/distinct?
-  (prelude/assert
+  (prelude-assert
    (set/distinct? (set/new 'one 'two 'three)
                   (set/new 'a 'b 'c)))
-  (prelude/refute
+  (prelude-refute
    (set/distinct? (set/new 1 2 3)
                   (set/new 3 4 5)))
-  (prelude/refute
+  (prelude-refute
    (set/distinct? (set/new 1 2 3)
                   (set/new 1 2 3)))
   ;; set/equal?
-  (prelude/refute
+  (prelude-refute
    (set/equal? (set/new 'a 'b 'c)
                (set/new 'x 'y 'z)))
-  (prelude/refute
+  (prelude-refute
    (set/equal? (set/new 'a 'b 'c)
                (set/new 'a 'b)))
-  (prelude/assert
+  (prelude-assert
    (set/equal? (set/new 'a 'b 'c)
                (set/new 'a 'b 'c)))
   ;; set/intersection
-  (prelude/assert
+  (prelude-assert
    (set/equal? (set/new 2 3)
                (set/intersection (set/new 1 2 3)
                                  (set/new 2 3 4))))
   ;; set/{from,to}-list
-  (prelude/assert (equal '(1 2 3)
+  (prelude-assert (equal '(1 2 3)
                          (->> '(1 1 2 2 3 3)
                               set/from-list
                               set/to-list)))
   (let ((primary-colors (set/new "red" "green" "blue")))
     ;; set/subset?
-    (prelude/refute
+    (prelude-refute
      (set/subset? (set/new "black" "grey")
                   primary-colors))
-    (prelude/assert
+    (prelude-assert
      (set/subset? (set/new "red")
                   primary-colors))
     ;; set/superset?
-    (prelude/refute
+    (prelude-refute
      (set/superset? primary-colors
                     (set/new "black" "grey")))
-    (prelude/assert
+    (prelude-assert
      (set/superset? primary-colors
                     (set/new "red" "green" "blue")))
-    (prelude/assert
+    (prelude-assert
      (set/superset? primary-colors
                     (set/new "red" "blue"))))
   ;; set/empty?
-  (prelude/assert (set/empty? (set/new)))
-  (prelude/refute (set/empty? (set/new 1 2 3)))
+  (prelude-assert (set/empty? (set/new)))
+  (prelude-refute (set/empty? (set/new 1 2 3)))
   ;; set/count
-  (prelude/assert (= 0 (set/count (set/new))))
-  (prelude/assert (= 2 (set/count (set/new 1 1 2 2)))))
+  (prelude-assert (= 0 (set/count (set/new))))
+  (prelude-assert (= 2 (set/count (set/new 1 1 2 2)))))
 
 (provide 'set)
 ;;; set.el ends here
diff --git a/emacs/.emacs.d/wpc/string.el b/emacs/.emacs.d/wpc/string.el
index f8694d5f18a1..c6145c907f23 100644
--- a/emacs/.emacs.d/wpc/string.el
+++ b/emacs/.emacs.d/wpc/string.el
@@ -111,15 +111,15 @@
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
 ;; (when string/test?
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (string=
 ;;     (string/surround "-*-" "surround")
 ;;     "-*-surround-*-"))
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (string=
 ;;     (string/caps->kebab "CAPS_CASE_STRING")
 ;;     "caps-case-string"))
-;;   (prelude/assert
+;;   (prelude-assert
 ;;    (string=
 ;;     (string/kebab->caps "kebab-case-string")
 ;;     "KEBAB_CASE_STRING")))
diff --git a/emacs/.emacs.d/wpc/struct.el b/emacs/.emacs.d/wpc/struct.el
index 7d237d3259ff..dd1bcd00ef59 100644
--- a/emacs/.emacs.d/wpc/struct.el
+++ b/emacs/.emacs.d/wpc/struct.el
@@ -78,11 +78,11 @@ This is an adapter interface to `setf'."
   (cl-defstruct dummy name age)
   (defvar test-dummy (make-dummy :name "Roofus" :age 19))
   (struct/set! dummy name "Doofus" test-dummy)
-  (prelude/assert (string= "Doofus" (dummy-name test-dummy)))
+  (prelude-assert (string= "Doofus" (dummy-name test-dummy)))
   (let ((result (struct/set dummy name "Shoofus" test-dummy)))
     ;; Test the immutability of `struct/set'
-    (prelude/assert (string= "Doofus" (dummy-name test-dummy)))
-    (prelude/assert (string= "Shoofus" (dummy-name result)))))
+    (prelude-assert (string= "Doofus" (dummy-name test-dummy)))
+    (prelude-assert (string= "Shoofus" (dummy-name result)))))
 
 (provide 'struct)
 ;;; struct.el ends here
diff --git a/emacs/.emacs.d/wpc/tree.el b/emacs/.emacs.d/wpc/tree.el
index ddb1df7859e8..b7caf073a210 100644
--- a/emacs/.emacs.d/wpc/tree.el
+++ b/emacs/.emacs.d/wpc/tree.el
@@ -184,13 +184,13 @@ A tree is balanced if none of the differences between any two depths of two leaf
                                             (list (tree-node 9)
                                                   (tree-node 10)))))))
     ;; instance?
-    (prelude/assert (tree-instance? tree-a))
-    (prelude/assert (tree-instance? tree-b))
-    (prelude/refute (tree-instance? '(1 2 3)))
-    (prelude/refute (tree-instance? "oak"))
+    (prelude-assert (tree-instance? tree-a))
+    (prelude-assert (tree-instance? tree-b))
+    (prelude-refute (tree-instance? '(1 2 3)))
+    (prelude-refute (tree-instance? "oak"))
     ;; balanced?
-    (prelude/assert (tree-balanced? 1 tree-a))
-    (prelude/refute (tree-balanced? 1 tree-b))
+    (prelude-assert (tree-balanced? 1 tree-a))
+    (prelude-refute (tree-balanced? 1 tree-b))
     (message "Tests pass!")))
 
 (provide 'tree)
diff --git a/emacs/.emacs.d/wpc/vector.el b/emacs/.emacs.d/wpc/vector.el
index 20413ecfb1fa..033f8de8347d 100644
--- a/emacs/.emacs.d/wpc/vector.el
+++ b/emacs/.emacs.d/wpc/vector.el
@@ -69,12 +69,12 @@ This function mutates XS."
 (when vector-enable-tests?
   (let ((xs [1 2 3])
         (ys [1 2 3]))
-    (prelude/assert (= 1 (vector-get 0 ys)))
+    (prelude-assert (= 1 (vector-get 0 ys)))
     (vector-set 0 4 ys)
-    (prelude/assert (= 1 (vector-get 0 ys)))
-    (prelude/assert (= 1 (vector-get 0 xs)))
+    (prelude-assert (= 1 (vector-get 0 ys)))
+    (prelude-assert (= 1 (vector-get 0 xs)))
     (vector-set! 0 4 xs)
-    (prelude/assert (= 4 (vector-get 0 xs)))))
+    (prelude-assert (= 4 (vector-get 0 xs)))))
 
 ;; TODO: Decide between "remove" and "delete" as the appropriate verbs.
 ;; TODO: Implement this.
diff --git a/emacs/.emacs.d/wpc/vterm-mgt.el b/emacs/.emacs.d/wpc/vterm-mgt.el
index ab346a3c8dd5..6d83f2b9a898 100644
--- a/emacs/.emacs.d/wpc/vterm-mgt.el
+++ b/emacs/.emacs.d/wpc/vterm-mgt.el
@@ -43,7 +43,7 @@
 
 (defmacro vterm-mgt--assert-vterm-buffer ()
   "Error when the `current-buffer' is not a vterm buffer."
-  '(prelude/assert (vterm-mgt--instance? (current-buffer))))
+  '(prelude-assert (vterm-mgt--instance? (current-buffer))))
 
 (defun vterm-mgt-next ()
   "Replace the current buffer with the next item in `vterm-mgt--instances'.
diff --git a/emacs/.emacs.d/wpc/window-manager.el b/emacs/.emacs.d/wpc/window-manager.el
index dca8d10d37f3..1e958911d3af 100644
--- a/emacs/.emacs.d/wpc/window-manager.el
+++ b/emacs/.emacs.d/wpc/window-manager.el
@@ -80,7 +80,7 @@
   "List of `window-manager--named-workspace' structs.")
 
 ;; Assert that no two workspaces share KBDs.
-(prelude/assert (= (list/length window-manager--named-workspaces)
+(prelude-assert (= (list/length window-manager--named-workspaces)
                    (->> window-manager--named-workspaces
                         (list/map #'window-manager--named-workspace-kbd)
                         set/from-list
@@ -188,7 +188,7 @@
        cycle/from-list)
   "Cycle of the my EXWM workspaces.")
 
-(prelude/assert
+(prelude-assert
  (= exwm-workspace-number
     (list/length window-manager--named-workspaces)))