add codemirror test page

2026-04-04 14:27:01 +08:00 · 2023-09-27 17:58:38 +08:00
parent e163119bb6
commit 3e7fe5c4de
10 changed files with 10808 additions and 0 deletions
--- a/assets/static/lib/codemirror/lib/codemirror.css
+++ b/assets/static/lib/codemirror/lib/codemirror.css
@@ -0,0 +1,344 @@
+/* BASICS */
+
+.CodeMirror {
+  /* Set height, width, borders, and global font properties here */
+  font-family: monospace;
+  height: 300px;
+  color: black;
+  direction: ltr;
+}
+
+/* PADDING */
+
+.CodeMirror-lines {
+  padding: 4px 0; /* Vertical padding around content */
+}
+.CodeMirror pre.CodeMirror-line,
+.CodeMirror pre.CodeMirror-line-like {
+  padding: 0 4px; /* Horizontal padding of content */
+}
+
+.CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
+  background-color: white; /* The little square between H and V scrollbars */
+}
+
+/* GUTTER */
+
+.CodeMirror-gutters {
+  border-right: 1px solid #ddd;
+  background-color: #f7f7f7;
+  white-space: nowrap;
+}
+.CodeMirror-linenumbers {}
+.CodeMirror-linenumber {
+  padding: 0 3px 0 5px;
+  min-width: 20px;
+  text-align: right;
+  color: #999;
+  white-space: nowrap;
+}
+
+.CodeMirror-guttermarker { color: black; }
+.CodeMirror-guttermarker-subtle { color: #999; }
+
+/* CURSOR */
+
+.CodeMirror-cursor {
+  border-left: 1px solid black;
+  border-right: none;
+  width: 0;
+}
+/* Shown when moving in bi-directional text */
+.CodeMirror div.CodeMirror-secondarycursor {
+  border-left: 1px solid silver;
+}
+.cm-fat-cursor .CodeMirror-cursor {
+  width: auto;
+  border: 0 !important;
+  background: #7e7;
+}
+.cm-fat-cursor div.CodeMirror-cursors {
+  z-index: 1;
+}
+.cm-fat-cursor .CodeMirror-line::selection,
+.cm-fat-cursor .CodeMirror-line > span::selection, 
+.cm-fat-cursor .CodeMirror-line > span > span::selection { background: transparent; }
+.cm-fat-cursor .CodeMirror-line::-moz-selection,
+.cm-fat-cursor .CodeMirror-line > span::-moz-selection,
+.cm-fat-cursor .CodeMirror-line > span > span::-moz-selection { background: transparent; }
+.cm-fat-cursor { caret-color: transparent; }
+@-moz-keyframes blink {
+  0% {}
+  50% { background-color: transparent; }
+  100% {}
+}
+@-webkit-keyframes blink {
+  0% {}
+  50% { background-color: transparent; }
+  100% {}
+}
+@keyframes blink {
+  0% {}
+  50% { background-color: transparent; }
+  100% {}
+}
+
+/* Can style cursor different in overwrite (non-insert) mode */
+.CodeMirror-overwrite .CodeMirror-cursor {}
+
+.cm-tab { display: inline-block; text-decoration: inherit; }
+
+.CodeMirror-rulers {
+  position: absolute;
+  left: 0; right: 0; top: -50px; bottom: 0;
+  overflow: hidden;
+}
+.CodeMirror-ruler {
+  border-left: 1px solid #ccc;
+  top: 0; bottom: 0;
+  position: absolute;
+}
+
+/* DEFAULT THEME */
+
+.cm-s-default .cm-header {color: blue;}
+.cm-s-default .cm-quote {color: #090;}
+.cm-negative {color: #d44;}
+.cm-positive {color: #292;}
+.cm-header, .cm-strong {font-weight: bold;}
+.cm-em {font-style: italic;}
+.cm-link {text-decoration: underline;}
+.cm-strikethrough {text-decoration: line-through;}
+
+.cm-s-default .cm-keyword {color: #708;}
+.cm-s-default .cm-atom {color: #219;}
+.cm-s-default .cm-number {color: #164;}
+.cm-s-default .cm-def {color: #00f;}
+.cm-s-default .cm-variable,
+.cm-s-default .cm-punctuation,
+.cm-s-default .cm-property,
+.cm-s-default .cm-operator {}
+.cm-s-default .cm-variable-2 {color: #05a;}
+.cm-s-default .cm-variable-3, .cm-s-default .cm-type {color: #085;}
+.cm-s-default .cm-comment {color: #a50;}
+.cm-s-default .cm-string {color: #a11;}
+.cm-s-default .cm-string-2 {color: #f50;}
+.cm-s-default .cm-meta {color: #555;}
+.cm-s-default .cm-qualifier {color: #555;}
+.cm-s-default .cm-builtin {color: #30a;}
+.cm-s-default .cm-bracket {color: #997;}
+.cm-s-default .cm-tag {color: #170;}
+.cm-s-default .cm-attribute {color: #00c;}
+.cm-s-default .cm-hr {color: #999;}
+.cm-s-default .cm-link {color: #00c;}
+
+.cm-s-default .cm-error {color: #f00;}
+.cm-invalidchar {color: #f00;}
+
+.CodeMirror-composing { border-bottom: 2px solid; }
+
+/* Default styles for common addons */
+
+div.CodeMirror span.CodeMirror-matchingbracket {color: #0b0;}
+div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;}
+.CodeMirror-matchingtag { background: rgba(255, 150, 0, .3); }
+.CodeMirror-activeline-background {background: #e8f2ff;}
+
+/* STOP */
+
+/* The rest of this file contains styles related to the mechanics of
+   the editor. You probably shouldn't touch them. */
+
+.CodeMirror {
+  position: relative;
+  overflow: hidden;
+  background: white;
+}
+
+.CodeMirror-scroll {
+  overflow: scroll !important; /* Things will break if this is overridden */
+  /* 50px is the magic margin used to hide the element's real scrollbars */
+  /* See overflow: hidden in .CodeMirror */
+  margin-bottom: -50px; margin-right: -50px;
+  padding-bottom: 50px;
+  height: 100%;
+  outline: none; /* Prevent dragging from highlighting the element */
+  position: relative;
+  z-index: 0;
+}
+.CodeMirror-sizer {
+  position: relative;
+  border-right: 50px solid transparent;
+}
+
+/* The fake, visible scrollbars. Used to force redraw during scrolling
+   before actual scrolling happens, thus preventing shaking and
+   flickering artifacts. */
+.CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
+  position: absolute;
+  z-index: 6;
+  display: none;
+  outline: none;
+}
+.CodeMirror-vscrollbar {
+  right: 0; top: 0;
+  overflow-x: hidden;
+  overflow-y: scroll;
+}
+.CodeMirror-hscrollbar {
+  bottom: 0; left: 0;
+  overflow-y: hidden;
+  overflow-x: scroll;
+}
+.CodeMirror-scrollbar-filler {
+  right: 0; bottom: 0;
+}
+.CodeMirror-gutter-filler {
+  left: 0; bottom: 0;
+}
+
+.CodeMirror-gutters {
+  position: absolute; left: 0; top: 0;
+  min-height: 100%;
+  z-index: 3;
+}
+.CodeMirror-gutter {
+  white-space: normal;
+  height: 100%;
+  display: inline-block;
+  vertical-align: top;
+  margin-bottom: -50px;
+}
+.CodeMirror-gutter-wrapper {
+  position: absolute;
+  z-index: 4;
+  background: none !important;
+  border: none !important;
+}
+.CodeMirror-gutter-background {
+  position: absolute;
+  top: 0; bottom: 0;
+  z-index: 4;
+}
+.CodeMirror-gutter-elt {
+  position: absolute;
+  cursor: default;
+  z-index: 4;
+}
+.CodeMirror-gutter-wrapper ::selection { background-color: transparent }
+.CodeMirror-gutter-wrapper ::-moz-selection { background-color: transparent }
+
+.CodeMirror-lines {
+  cursor: text;
+  min-height: 1px; /* prevents collapsing before first draw */
+}
+.CodeMirror pre.CodeMirror-line,
+.CodeMirror pre.CodeMirror-line-like {
+  /* Reset some styles that the rest of the page might have set */
+  -moz-border-radius: 0; -webkit-border-radius: 0; border-radius: 0;
+  border-width: 0;
+  background: transparent;
+  font-family: inherit;
+  font-size: inherit;
+  margin: 0;
+  white-space: pre;
+  word-wrap: normal;
+  line-height: inherit;
+  color: inherit;
+  z-index: 2;
+  position: relative;
+  overflow: visible;
+  -webkit-tap-highlight-color: transparent;
+  -webkit-font-variant-ligatures: contextual;
+  font-variant-ligatures: contextual;
+}
+.CodeMirror-wrap pre.CodeMirror-line,
+.CodeMirror-wrap pre.CodeMirror-line-like {
+  word-wrap: break-word;
+  white-space: pre-wrap;
+  word-break: normal;
+}
+
+.CodeMirror-linebackground {
+  position: absolute;
+  left: 0; right: 0; top: 0; bottom: 0;
+  z-index: 0;
+}
+
+.CodeMirror-linewidget {
+  position: relative;
+  z-index: 2;
+  padding: 0.1px; /* Force widget margins to stay inside of the container */
+}
+
+.CodeMirror-widget {}
+
+.CodeMirror-rtl pre { direction: rtl; }
+
+.CodeMirror-code {
+  outline: none;
+}
+
+/* Force content-box sizing for the elements where we expect it */
+.CodeMirror-scroll,
+.CodeMirror-sizer,
+.CodeMirror-gutter,
+.CodeMirror-gutters,
+.CodeMirror-linenumber {
+  -moz-box-sizing: content-box;
+  box-sizing: content-box;
+}
+
+.CodeMirror-measure {
+  position: absolute;
+  width: 100%;
+  height: 0;
+  overflow: hidden;
+  visibility: hidden;
+}
+
+.CodeMirror-cursor {
+  position: absolute;
+  pointer-events: none;
+}
+.CodeMirror-measure pre { position: static; }
+
+div.CodeMirror-cursors {
+  visibility: hidden;
+  position: relative;
+  z-index: 3;
+}
+div.CodeMirror-dragcursors {
+  visibility: visible;
+}
+
+.CodeMirror-focused div.CodeMirror-cursors {
+  visibility: visible;
+}
+
+.CodeMirror-selected { background: #d9d9d9; }
+.CodeMirror-focused .CodeMirror-selected { background: #d7d4f0; }
+.CodeMirror-crosshair { cursor: crosshair; }
+.CodeMirror-line::selection, .CodeMirror-line > span::selection, .CodeMirror-line > span > span::selection { background: #d7d4f0; }
+.CodeMirror-line::-moz-selection, .CodeMirror-line > span::-moz-selection, .CodeMirror-line > span > span::-moz-selection { background: #d7d4f0; }
+
+.cm-searching {
+  background-color: #ffa;
+  background-color: rgba(255, 255, 0, .4);
+}
+
+/* Used to force a border model for a node */
+.cm-force-border { padding-right: .1px; }
+
+@media print {
+  /* Hide the cursor when printing */
+  .CodeMirror div.CodeMirror-cursors {
+    visibility: hidden;
+  }
+}
+
+/* See issue #2901 */
+.cm-tab-wrap-hack:after { content: ''; }
+
+/* Help users use markselection to safely style text background */
+span.CodeMirror-selectedtext { background: none; }
--- a/assets/static/lib/codemirror/lib/codemirror.js
+++ b/assets/static/lib/codemirror/lib/codemirror.js
--- a/assets/static/lib/codemirror/mode/properties/index.html
+++ b/assets/static/lib/codemirror/mode/properties/index.html
@@ -0,0 +1,53 @@
+<!doctype html>
+
+<title>CodeMirror: Properties files mode</title>
+<meta charset="utf-8"/>
+<link rel=stylesheet href="../../doc/docs.css">
+
+<link rel="stylesheet" href="../../lib/codemirror.css">
+<script src="../../lib/codemirror.js"></script>
+<script src="properties.js"></script>
+<style>.CodeMirror {border-top: 1px solid #ddd; border-bottom: 1px solid #ddd;}</style>
+<div id=nav>
+  <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png" alt=""></a>
+
+  <ul>
+    <li><a href="../../index.html">Home</a>
+    <li><a href="../../doc/manual.html">Manual</a>
+    <li><a href="https://github.com/codemirror/codemirror5">Code</a>
+  </ul>
+  <ul>
+    <li><a href="../index.html">Language modes</a>
+    <li><a class=active href="#">Properties files</a>
+  </ul>
+</div>
+
+<article>
+<h2>Properties files mode</h2>
+<form><textarea id="code" name="code">
+# This is a properties file
+a.key = A value
+another.key = http://example.com
+! Exclamation mark as comment
+but.not=Within ! A value # indeed
+   # Spaces at the beginning of a line
+   spaces.before.key=value
+backslash=Used for multi\
+          line entries,\
+          that's convenient.
+# Unicode sequences
+unicode.key=This is \u0020 Unicode
+no.multiline=here
+# Colons
+colons : can be used too
+# Spaces
+spaces\ in\ keys=Not very common...
+</textarea></form>
+    <script>
+      var editor = CodeMirror.fromTextArea(document.getElementById("code"), {});
+    </script>
+
+    <p><strong>MIME types defined:</strong> <code>text/x-properties</code>,
+    <code>text/x-ini</code>.</p>
+
+  </article>
--- a/assets/static/lib/codemirror/mode/properties/properties.js
+++ b/assets/static/lib/codemirror/mode/properties/properties.js
@@ -0,0 +1,78 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: https://codemirror.net/5/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.defineMode("properties", function() {
+  return {
+    token: function(stream, state) {
+      var sol = stream.sol() || state.afterSection;
+      var eol = stream.eol();
+
+      state.afterSection = false;
+
+      if (sol) {
+        if (state.nextMultiline) {
+          state.inMultiline = true;
+          state.nextMultiline = false;
+        } else {
+          state.position = "def";
+        }
+      }
+
+      if (eol && ! state.nextMultiline) {
+        state.inMultiline = false;
+        state.position = "def";
+      }
+
+      if (sol) {
+        while(stream.eatSpace()) {}
+      }
+
+      var ch = stream.next();
+
+      if (sol && (ch === "#" || ch === "!" || ch === ";")) {
+        state.position = "comment";
+        stream.skipToEnd();
+        return "comment";
+      } else if (sol && ch === "[") {
+        state.afterSection = true;
+        stream.skipTo("]"); stream.eat("]");
+        return "header";
+      } else if (ch === "=" || ch === ":") {
+        state.position = "quote";
+        return null;
+      } else if (ch === "\\" && state.position === "quote") {
+        if (stream.eol()) {  // end of line?
+          // Multiline value
+          state.nextMultiline = true;
+        }
+      }
+
+      return state.position;
+    },
+
+    startState: function() {
+      return {
+        position : "def",       // Current position, "def", "quote" or "comment"
+        nextMultiline : false,  // Is the next line multiline value
+        inMultiline : false,    // Is the current line a multiline value
+        afterSection : false    // Did we just open a section
+      };
+    }
+
+  };
+});
+
+CodeMirror.defineMIME("text/x-properties", "properties");
+CodeMirror.defineMIME("text/x-ini", "properties");
+
+});
--- a/assets/static/lib/codemirror/mode/toml/index.html
+++ b/assets/static/lib/codemirror/mode/toml/index.html
@@ -0,0 +1,73 @@
+<!doctype html>
+
+<title>CodeMirror: TOML Mode</title>
+<meta charset="utf-8"/>
+<link rel=stylesheet href="../../doc/docs.css">
+
+<link rel="stylesheet" href="../../lib/codemirror.css">
+<script src="../../lib/codemirror.js"></script>
+<script src="toml.js"></script>
+<style>.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}</style>
+<div id=nav>
+  <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png" alt=""></a>
+
+  <ul>
+    <li><a href="../../index.html">Home</a>
+    <li><a href="../../doc/manual.html">Manual</a>
+    <li><a href="https://github.com/codemirror/codemirror5">Code</a>
+  </ul>
+  <ul>
+    <li><a href="../index.html">Language modes</a>
+    <li><a class=active href="#">TOML Mode</a>
+  </ul>
+</div>
+
+<article>
+<h2>TOML Mode</h2>
+<form><textarea id="code" name="code">
+# This is a TOML document. Boom.
+
+title = "TOML Example"
+
+[owner]
+name = "Tom Preston-Werner"
+organization = "GitHub"
+bio = "GitHub Cofounder &amp; CEO\nLikes tater tots and beer."
+dob = 1979-05-27T07:32:00Z # First class dates? Why not?
+
+[database]
+server = "192.168.1.1"
+ports = [ 8001, 8001, 8002 ]
+connection_max = 5000
+enabled = true
+
+[servers]
+
+  # You can indent as you please. Tabs or spaces. TOML don't care.
+  [servers.alpha]
+  ip = "10.0.0.1"
+  dc = "eqdc10"
+  
+  [servers.beta]
+  ip = "10.0.0.2"
+  dc = "eqdc10"
+  
+[clients]
+data = [ ["gamma", "delta"], [1, 2] ]
+
+# Line breaks are OK when inside arrays
+hosts = [
+  "alpha",
+  "omega"
+]
+</textarea></form>
+    <script>
+      var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
+        mode: {name: "toml"},
+        lineNumbers: true
+      });
+    </script>
+    <h3>The TOML Mode</h3>
+      <p> Created by Forbes Lindesay.</p>
+    <p><strong>MIME type defined:</strong> <code>text/x-toml</code>.</p>
+  </article>
--- a/assets/static/lib/codemirror/mode/toml/toml.js
+++ b/assets/static/lib/codemirror/mode/toml/toml.js
@@ -0,0 +1,88 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: https://codemirror.net/5/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.defineMode("toml", function () {
+  return {
+    startState: function () {
+      return {
+        inString: false,
+        stringType: "",
+        lhs: true,
+        inArray: 0
+      };
+    },
+    token: function (stream, state) {
+      //check for state changes
+      if (!state.inString && ((stream.peek() == '"') || (stream.peek() == "'"))) {
+        state.stringType = stream.peek();
+        stream.next(); // Skip quote
+        state.inString = true; // Update state
+      }
+      if (stream.sol() && state.inArray === 0) {
+        state.lhs = true;
+      }
+      //return state
+      if (state.inString) {
+        while (state.inString && !stream.eol()) {
+          if (stream.peek() === state.stringType) {
+            stream.next(); // Skip quote
+            state.inString = false; // Clear flag
+          } else if (stream.peek() === '\\') {
+            stream.next();
+            stream.next();
+          } else {
+            stream.match(/^.[^\\\"\']*/);
+          }
+        }
+        return state.lhs ? "property string" : "string"; // Token style
+      } else if (state.inArray && stream.peek() === ']') {
+        stream.next();
+        state.inArray--;
+        return 'bracket';
+      } else if (state.lhs && stream.peek() === '[' && stream.skipTo(']')) {
+        stream.next();//skip closing ]
+        // array of objects has an extra open & close []
+        if (stream.peek() === ']') stream.next();
+        return "atom";
+      } else if (stream.peek() === "#") {
+        stream.skipToEnd();
+        return "comment";
+      } else if (stream.eatSpace()) {
+        return null;
+      } else if (state.lhs && stream.eatWhile(function (c) { return c != '=' && c != ' '; })) {
+        return "property";
+      } else if (state.lhs && stream.peek() === "=") {
+        stream.next();
+        state.lhs = false;
+        return null;
+      } else if (!state.lhs && stream.match(/^\d\d\d\d[\d\-\:\.T]*Z/)) {
+        return 'atom'; //date
+      } else if (!state.lhs && (stream.match('true') || stream.match('false'))) {
+        return 'atom';
+      } else if (!state.lhs && stream.peek() === '[') {
+        state.inArray++;
+        stream.next();
+        return 'bracket';
+      } else if (!state.lhs && stream.match(/^\-?\d+(?:\.\d+)?/)) {
+        return 'number';
+      } else if (!stream.eatSpace()) {
+        stream.next();
+      }
+      return null;
+    }
+  };
+});
+
+CodeMirror.defineMIME('text/x-toml', 'toml');
+
+});
--- a/assets/static/lib/codemirror/mode/yaml/index.html
+++ b/assets/static/lib/codemirror/mode/yaml/index.html
@@ -0,0 +1,80 @@
+<!doctype html>
+
+<title>CodeMirror: YAML mode</title>
+<meta charset="utf-8"/>
+<link rel=stylesheet href="../../doc/docs.css">
+
+<link rel="stylesheet" href="../../lib/codemirror.css">
+<script src="../../lib/codemirror.js"></script>
+<script src="yaml.js"></script>
+<style>.CodeMirror { border-top: 1px solid #ddd; border-bottom: 1px solid #ddd; }</style>
+<div id=nav>
+  <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png" alt=""></a>
+
+  <ul>
+    <li><a href="../../index.html">Home</a>
+    <li><a href="../../doc/manual.html">Manual</a>
+    <li><a href="https://github.com/codemirror/codemirror5">Code</a>
+  </ul>
+  <ul>
+    <li><a href="../index.html">Language modes</a>
+    <li><a class=active href="#">YAML</a>
+  </ul>
+</div>
+
+<article>
+<h2>YAML mode</h2>
+<form><textarea id="code" name="code">
+--- # Favorite movies
+- Casablanca
+- North by Northwest
+- The Man Who Wasn't There
+--- # Shopping list
+[milk, pumpkin pie, eggs, juice]
+--- # Indented Blocks, common in YAML data files, use indentation and new lines to separate the key: value pairs
+  name: John Smith
+  age: 33
+--- # Inline Blocks, common in YAML data streams, use commas to separate the key: value pairs between braces
+{name: John Smith, age: 33}
+---
+receipt:     Oz-Ware Purchase Invoice
+date:        2007-08-06
+customer:
+    given:   Dorothy
+    family:  Gale
+
+items:
+    - part_no:   A4786
+      descrip:   Water Bucket (Filled)
+      price:     1.47
+      quantity:  4
+
+    - part_no:   E1628
+      descrip:   High Heeled "Ruby" Slippers
+      size:       8
+      price:     100.27
+      quantity:  1
+
+bill-to:  &id001
+    street: |
+            123 Tornado Alley
+            Suite 16
+    city:   East Centerville
+    state:  KS
+
+ship-to:  *id001
+
+specialDelivery:  >
+    Follow the Yellow Brick
+    Road to the Emerald City.
+    Pay no attention to the
+    man behind the curtain.
+...
+</textarea></form>
+    <script>
+      var editor = CodeMirror.fromTextArea(document.getElementById("code"), {});
+    </script>
+
+    <p><strong>MIME types defined:</strong> <code>text/x-yaml</code>.</p>
+
+  </article>
--- a/assets/static/lib/codemirror/mode/yaml/yaml.js
+++ b/assets/static/lib/codemirror/mode/yaml/yaml.js
@@ -0,0 +1,120 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: https://codemirror.net/5/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.defineMode("yaml", function() {
+
+  var cons = ['true', 'false', 'on', 'off', 'yes', 'no'];
+  var keywordRegex = new RegExp("\\b(("+cons.join(")|(")+"))$", 'i');
+
+  return {
+    token: function(stream, state) {
+      var ch = stream.peek();
+      var esc = state.escaped;
+      state.escaped = false;
+      /* comments */
+      if (ch == "#" && (stream.pos == 0 || /\s/.test(stream.string.charAt(stream.pos - 1)))) {
+        stream.skipToEnd();
+        return "comment";
+      }
+
+      if (stream.match(/^('([^']|\\.)*'?|"([^"]|\\.)*"?)/))
+        return "string";
+
+      if (state.literal && stream.indentation() > state.keyCol) {
+        stream.skipToEnd(); return "string";
+      } else if (state.literal) { state.literal = false; }
+      if (stream.sol()) {
+        state.keyCol = 0;
+        state.pair = false;
+        state.pairStart = false;
+        /* document start */
+        if(stream.match('---')) { return "def"; }
+        /* document end */
+        if (stream.match('...')) { return "def"; }
+        /* array list item */
+        if (stream.match(/\s*-\s+/)) { return 'meta'; }
+      }
+      /* inline pairs/lists */
+      if (stream.match(/^(\{|\}|\[|\])/)) {
+        if (ch == '{')
+          state.inlinePairs++;
+        else if (ch == '}')
+          state.inlinePairs--;
+        else if (ch == '[')
+          state.inlineList++;
+        else
+          state.inlineList--;
+        return 'meta';
+      }
+
+      /* list separator */
+      if (state.inlineList > 0 && !esc && ch == ',') {
+        stream.next();
+        return 'meta';
+      }
+      /* pairs separator */
+      if (state.inlinePairs > 0 && !esc && ch == ',') {
+        state.keyCol = 0;
+        state.pair = false;
+        state.pairStart = false;
+        stream.next();
+        return 'meta';
+      }
+
+      /* start of value of a pair */
+      if (state.pairStart) {
+        /* block literals */
+        if (stream.match(/^\s*(\||\>)\s*/)) { state.literal = true; return 'meta'; };
+        /* references */
+        if (stream.match(/^\s*(\&|\*)[a-z0-9\._-]+\b/i)) { return 'variable-2'; }
+        /* numbers */
+        if (state.inlinePairs == 0 && stream.match(/^\s*-?[0-9\.\,]+\s?$/)) { return 'number'; }
+        if (state.inlinePairs > 0 && stream.match(/^\s*-?[0-9\.\,]+\s?(?=(,|}))/)) { return 'number'; }
+        /* keywords */
+        if (stream.match(keywordRegex)) { return 'keyword'; }
+      }
+
+      /* pairs (associative arrays) -> key */
+      if (!state.pair && stream.match(/^\s*(?:[,\[\]{}&*!|>'"%@`][^\s'":]|[^\s,\[\]{}#&*!|>'"%@`])[^#:]*(?=:($|\s))/)) {
+        state.pair = true;
+        state.keyCol = stream.indentation();
+        return "atom";
+      }
+      if (state.pair && stream.match(/^:\s*/)) { state.pairStart = true; return 'meta'; }
+
+      /* nothing found, continue */
+      state.pairStart = false;
+      state.escaped = (ch == '\\');
+      stream.next();
+      return null;
+    },
+    startState: function() {
+      return {
+        pair: false,
+        pairStart: false,
+        keyCol: 0,
+        inlinePairs: 0,
+        inlineList: 0,
+        literal: false,
+        escaped: false
+      };
+    },
+    lineComment: "#",
+    fold: "indent"
+  };
+});
+
+CodeMirror.defineMIME("text/x-yaml", "yaml");
+CodeMirror.defineMIME("text/yaml", "yaml");
+
+});
--- a/assets/static/lib/codemirror/theme/base16.css
+++ b/assets/static/lib/codemirror/theme/base16.css
@@ -0,0 +1,71 @@
+/*
+
+    Name:       Base16 Default Light
+    Author:     Chris Kempson (http://chriskempson.com)
+
+    CodeMirror template by Jan T. Sott (https://github.com/idleberg/base16-codemirror)
+    Original Base16 color scheme by Chris Kempson (https://github.com/chriskempson/base16)
+
+*/
+
+.cm-s-base16.CodeMirror { background: #f5f5f5; color: #202020; }
+.cm-s-base16 div.CodeMirror-selected { background: #e0e0e0; }
+.cm-s-base16 .CodeMirror-line::selection, .cm-s-base16 .CodeMirror-line > span::selection, .cm-s-base16 .CodeMirror-line > span > span::selection { background: #e0e0e0; }
+.cm-s-base16 .CodeMirror-line::-moz-selection, .cm-s-base16 .CodeMirror-line > span::-moz-selection, .cm-s-base16 .CodeMirror-line > span > span::-moz-selection { background: #e0e0e0; }
+.cm-s-base16 .CodeMirror-gutters { background: #f5f5f5; border-right: 0px; }
+.cm-s-base16 .CodeMirror-guttermarker { color: #ac4142; }
+.cm-s-base16 .CodeMirror-guttermarker-subtle { color: #b0b0b0; }
+.cm-s-base16 .CodeMirror-linenumber { color: #b0b0b0; }
+.cm-s-base16 .CodeMirror-cursor { border-left: 1px solid #505050; }
+
+.cm-s-base16 span.cm-comment { color: #8f5536; }
+.cm-s-base16 span.cm-atom { color: #aa759f; }
+.cm-s-base16 span.cm-number { color: #aa759f; }
+
+.cm-s-base16 span.cm-property, .cm-s-base16 span.cm-attribute { color: #90a959; }
+.cm-s-base16 span.cm-keyword { color: #ac4142; }
+.cm-s-base16 span.cm-string { color: #f4bf75; }
+
+.cm-s-base16 span.cm-variable { color: #90a959; }
+.cm-s-base16 span.cm-variable-2 { color: #6a9fb5; }
+.cm-s-base16 span.cm-def { color: #d28445; }
+.cm-s-base16 span.cm-bracket { color: #202020; }
+.cm-s-base16 span.cm-tag { color: #ac4142; }
+.cm-s-base16 span.cm-link { color: #aa759f; }
+.cm-s-base16 span.cm-error { background: #ac4142; color: #505050; }
+
+.cm-s-base16 .CodeMirror-activeline-background { background: #DDDCDC; }
+.cm-s-base16 .CodeMirror-matchingbracket { color: #f5f5f5 !important; background-color: #6A9FB5 !important}
+
+@media (prefers-color-scheme: dark)  {
+    .cm-s-base16.CodeMirror { background: #151515; color: #e0e0e0; }
+    .cm-s-base16 div.CodeMirror-selected { background: #303030; }
+    .cm-s-base16 .CodeMirror-line::selection, .cm-s-base16 .CodeMirror-line > span::selection, .cm-s-base16 .CodeMirror-line > span > span::selection { background: rgba(48, 48, 48, .99); }
+    .cm-s-base16 .CodeMirror-line::-moz-selection, .cm-s-base16 .CodeMirror-line > span::-moz-selection, .cm-s-base16 .CodeMirror-line > span > span::-moz-selection { background: rgba(48, 48, 48, .99); }
+    .cm-s-base16 .CodeMirror-gutters { background: #151515; border-right: 0px; }
+    .cm-s-base16 .CodeMirror-guttermarker { color: #ac4142; }
+    .cm-s-base16 .CodeMirror-guttermarker-subtle { color: #505050; }
+    .cm-s-base16 .CodeMirror-linenumber { color: #505050; }
+    .cm-s-base16 .CodeMirror-cursor { border-left: 1px solid #b0b0b0; }
+    .cm-s-base16.cm-fat-cursor .CodeMirror-cursor { background-color: #8e8d8875 !important; }
+    .cm-s-base16 .cm-animate-fat-cursor { background-color: #8e8d8875 !important; }
+
+    .cm-s-base16 span.cm-comment { color: #8f5536; }
+    .cm-s-base16 span.cm-atom { color: #aa759f; }
+    .cm-s-base16 span.cm-number { color: #aa759f; }
+
+    .cm-s-base16 span.cm-property, .cm-s-base16 span.cm-attribute { color: #90a959; }
+    .cm-s-base16 span.cm-keyword { color: #ac4142; }
+    .cm-s-base16 span.cm-string { color: #f4bf75; }
+
+    .cm-s-base16 span.cm-variable { color: #90a959; }
+    .cm-s-base16 span.cm-variable-2 { color: #6a9fb5; }
+    .cm-s-base16 span.cm-def { color: #d28445; }
+    .cm-s-base16 span.cm-bracket { color: #e0e0e0; }
+    .cm-s-base16 span.cm-tag { color: #ac4142; }
+    .cm-s-base16 span.cm-link { color: #aa759f; }
+    .cm-s-base16 span.cm-error { background: #ac4142; color: #b0b0b0; }
+
+    .cm-s-base16 .CodeMirror-activeline-background { background: #202020; }
+    .cm-s-base16 .CodeMirror-matchingbracket { text-decoration: underline; color: white !important; }
+}