Add grepdict, and make toys official

_layouts/default.html

@@ -31,9 +31,9 @@
     <footer>
       <nav class="left">
         <ul>
-          <li><a href="{{ '/' | relative_url }}" title="Homepage">Home</a></li>
           <li><a href="{{ '/tartans/' | relative_url }}" title="AKA Plaids">Tartans</a></li>
           <li><a href="{{ '/papers/' | relative_url }}" title="Various writings">Papers</a></li>
+          <li><a href="{{ '/toys/' | relative_url }}" title="Dumb apps">Toys</a></li>
         </ul>
       </nav>
       <nav class="right">

run.sh

@@ -0,0 +1,3 @@
+#! /bin/sh
+
+docker run --rm --net=host -v $(pwd):/srv/jekyll -u $(id -u):$(id -g) jekyll/jekyll:minimal /usr/gem/bin/jekyll s --host 0

toys/grepdict/grepdict.js

@@ -0,0 +1,45 @@
+// jshint asi:true
+
+var words
+
+function addWords(wl) {
+  words = wl.split("\n")
+  let re = document.querySelector("#regexp")
+  re.value = ""
+  re.disabled = false
+  re.focus()
+}
+
+function regexInput(e) {
+  let re = new RegExp(e.target.value, "ui")
+  let matches = document.querySelector("#matches")
+  
+  while (matches.firstChild) {
+    matches.firstChild.remove()
+  }
+  
+  let nmatches = 0
+  for (let word of words) {
+    if (word.match(re)) {
+      let li = matches.appendChild(document.createElement("li"))
+      li.textContent = word
+
+      nmatches += 1
+      if (nmatches > 50) {
+        li.textContent = "…"
+        break
+      }
+
+    }
+  }
+}
+
+function init(e) {
+  fetch("words.txt")
+  .then(r => r.text())
+  .then(addWords)
+  
+  document.querySelector("#regexp").addEventListener("input", regexInput)
+}
+
+window.addEventListener("load", init)

toys/grepdict/index.md

@@ -0,0 +1,14 @@
+---
+title: Grep Dict
+scripts:
+- grepdict.js
+---
+
+Ever wanted to run `grep` on `/usr/share/dict/words`,
+but you only have a phone?
+Me too.
+
+<label for="regexp">Match Regex</label>:
+<input id="regexp" type="search" disabled="true" value="loading...">
+
+<ul id="matches"></ul>

toys/index.md

@@ -6,6 +6,7 @@ Here is some various junk I've done.  Maybe you'll find it amusing.
 Maybe you'll just wonder why I spend so much time on this garbage.
 
 * [Starship Noise Generator](starship/)
+* [Grep Dict](grepdict/) runs `grep` on `/usr/share/dict/words`; perfect for cheating on crossword puzzles
 * If you need to write someone a letter but really don't want to, try my
   [social letter generator](letter.html)
 * [Crunt](crunt.html)