Update CodeMirror to version 5.49.0 (#8381)

* Update CodeMirror to version 5.49.0

* Update CodeMirror versions in librejs and VERSIONS

public/vendor/plugins/codemirror/addon/runmode/runmode.node.js

@@ -0,0 +1,197 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: https://codemirror.net/LICENSE
+
+/* Just enough of CodeMirror to run runMode under node.js */
+
+function splitLines(string){return string.split(/\r\n?|\n/);};
+
+// Counts the column offset in a string, taking tabs into account.
+// Used mostly to find indentation.
+var countColumn = exports.countColumn = function(string, end, tabSize, startIndex, startValue) {
+  if (end == null) {
+    end = string.search(/[^\s\u00a0]/);
+    if (end == -1) end = string.length;
+  }
+  for (var i = startIndex || 0, n = startValue || 0;;) {
+    var nextTab = string.indexOf("\t", i);
+    if (nextTab < 0 || nextTab >= end)
+      return n + (end - i);
+    n += nextTab - i;
+    n += tabSize - (n % tabSize);
+    i = nextTab + 1;
+  }
+};
+
+function StringStream(string, tabSize, context) {
+  this.pos = this.start = 0;
+  this.string = string;
+  this.tabSize = tabSize || 8;
+  this.lastColumnPos = this.lastColumnValue = 0;
+  this.lineStart = 0;
+  this.context = context
+};
+
+StringStream.prototype = {
+  eol: function() {return this.pos >= this.string.length;},
+  sol: function() {return this.pos == this.lineStart;},
+  peek: function() {return this.string.charAt(this.pos) || undefined;},
+  next: function() {
+    if (this.pos < this.string.length)
+      return this.string.charAt(this.pos++);
+  },
+  eat: function(match) {
+    var ch = this.string.charAt(this.pos);
+    if (typeof match == "string") var ok = ch == match;
+    else var ok = ch && (match.test ? match.test(ch) : match(ch));
+    if (ok) {++this.pos; return ch;}
+  },
+  eatWhile: function(match) {
+    var start = this.pos;
+    while (this.eat(match)){}
+    return this.pos > start;
+  },
+  eatSpace: function() {
+    var start = this.pos;
+    while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
+    return this.pos > start;
+  },
+  skipToEnd: function() {this.pos = this.string.length;},
+  skipTo: function(ch) {
+    var found = this.string.indexOf(ch, this.pos);
+    if (found > -1) {this.pos = found; return true;}
+  },
+  backUp: function(n) {this.pos -= n;},
+  column: function() {
+    if (this.lastColumnPos < this.start) {
+      this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
+      this.lastColumnPos = this.start;
+    }
+    return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
+  },
+  indentation: function() {
+    return countColumn(this.string, null, this.tabSize) -
+      (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
+  },
+  match: function(pattern, consume, caseInsensitive) {
+    if (typeof pattern == "string") {
+      var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
+      var substr = this.string.substr(this.pos, pattern.length);
+      if (cased(substr) == cased(pattern)) {
+        if (consume !== false) this.pos += pattern.length;
+        return true;
+      }
+    } else {
+      var match = this.string.slice(this.pos).match(pattern);
+      if (match && match.index > 0) return null;
+      if (match && consume !== false) this.pos += match[0].length;
+      return match;
+    }
+  },
+  current: function(){return this.string.slice(this.start, this.pos);},
+  hideFirstChars: function(n, inner) {
+    this.lineStart += n;
+    try { return inner(); }
+    finally { this.lineStart -= n; }
+  },
+  lookAhead: function(n) {
+    var line = this.context.line + n
+    return line >= this.context.lines.length ? null : this.context.lines[line]
+  }
+};
+exports.StringStream = StringStream;
+
+exports.startState = function(mode, a1, a2) {
+  return mode.startState ? mode.startState(a1, a2) : true;
+};
+
+var modes = exports.modes = {}, mimeModes = exports.mimeModes = {};
+exports.defineMode = function(name, mode) {
+  if (arguments.length > 2)
+    mode.dependencies = Array.prototype.slice.call(arguments, 2);
+  modes[name] = mode;
+};
+exports.defineMIME = function(mime, spec) { mimeModes[mime] = spec; };
+
+exports.defineMode("null", function() {
+  return {token: function(stream) {stream.skipToEnd();}};
+});
+exports.defineMIME("text/plain", "null");
+
+exports.resolveMode = function(spec) {
+  if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
+    spec = mimeModes[spec];
+  } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
+    spec = mimeModes[spec.name];
+  }
+  if (typeof spec == "string") return {name: spec};
+  else return spec || {name: "null"};
+};
+
+function copyObj(obj, target, overwrite) {
+  if (!target) target = {};
+  for (var prop in obj)
+    if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
+      target[prop] = obj[prop];
+  return target;
+}
+
+// This can be used to attach properties to mode objects from
+// outside the actual mode definition.
+var modeExtensions = exports.modeExtensions = {};
+exports.extendMode = function(mode, properties) {
+  var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
+  copyObj(properties, exts);
+};
+
+exports.getMode = function(options, spec) {
+  var spec = exports.resolveMode(spec);
+  var mfactory = modes[spec.name];
+  if (!mfactory) return exports.getMode(options, "text/plain");
+  var modeObj = mfactory(options, spec);
+  if (modeExtensions.hasOwnProperty(spec.name)) {
+    var exts = modeExtensions[spec.name];
+    for (var prop in exts) {
+      if (!exts.hasOwnProperty(prop)) continue;
+      if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop];
+      modeObj[prop] = exts[prop];
+    }
+  }
+  modeObj.name = spec.name;
+  if (spec.helperType) modeObj.helperType = spec.helperType;
+  if (spec.modeProps) for (var prop in spec.modeProps)
+    modeObj[prop] = spec.modeProps[prop];
+
+  return modeObj;
+};
+
+exports.innerMode = function(mode, state) {
+  var info;
+  while (mode.innerMode) {
+    info = mode.innerMode(state);
+    if (!info || info.mode == mode) break;
+    state = info.state;
+    mode = info.mode;
+  }
+  return info || {mode: mode, state: state};
+}
+
+exports.registerHelper = exports.registerGlobalHelper = Math.min;
+
+exports.runMode = function(string, modespec, callback, options) {
+  var mode = exports.getMode({indentUnit: 2}, modespec);
+  var lines = splitLines(string), state = (options && options.state) || exports.startState(mode);
+  var context = {lines: lines, line: 0}
+  for (var i = 0, e = lines.length; i < e; ++i, ++context.line) {
+    if (i) callback("\n");
+    var stream = new exports.StringStream(lines[i], 4, context);
+    if (!stream.string && mode.blankLine) mode.blankLine(state);
+    while (!stream.eol()) {
+      var style = mode.token(stream, state);
+      callback(stream.current(), style, i, stream.start, state);
+      stream.start = stream.pos;
+    }
+  }
+};
+
+require.cache[require.resolve("../../lib/codemirror")] = require.cache[require.resolve("./runmode.node")];
+require.cache[require.resolve("../../addon/runmode/runmode")] = require.cache[require.resolve("./runmode.node")];