@huntabyte/mdsvex/dist/main.es.js

Markdown preprocessor for Svelte

import * as path from 'path';
import path__default, { join } from 'path';
import fs from 'fs';
import { parse as parse$8 } from 'svelte/compiler';
import util from 'util';

const defineConfig = (config) => config;

var bail_1 = bail;

function bail(err) {
  if (err) {
    throw err
  }
}

/*!
 * Determine if an object is a Buffer
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */

var isBuffer = function isBuffer (obj) {
  return obj != null && obj.constructor != null &&
    typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
};

var hasOwn = Object.prototype.hasOwnProperty;
var toStr = Object.prototype.toString;
var defineProperty = Object.defineProperty;
var gOPD = Object.getOwnPropertyDescriptor;

var isArray = function isArray(arr) {
	if (typeof Array.isArray === 'function') {
		return Array.isArray(arr);
	}

	return toStr.call(arr) === '[object Array]';
};

var isPlainObject = function isPlainObject(obj) {
	if (!obj || toStr.call(obj) !== '[object Object]') {
		return false;
	}

	var hasOwnConstructor = hasOwn.call(obj, 'constructor');
	var hasIsPrototypeOf = obj.constructor && obj.constructor.prototype && hasOwn.call(obj.constructor.prototype, 'isPrototypeOf');
	// Not own constructor property must be Object
	if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {
		return false;
	}

	// Own properties are enumerated firstly, so to speed up,
	// if last one is own, then all properties are own.
	var key;
	for (key in obj) { /**/ }

	return typeof key === 'undefined' || hasOwn.call(obj, key);
};

// If name is '__proto__', and Object.defineProperty is available, define __proto__ as an own property on target
var setProperty = function setProperty(target, options) {
	if (defineProperty && options.name === '__proto__') {
		defineProperty(target, options.name, {
			enumerable: true,
			configurable: true,
			value: options.newValue,
			writable: true
		});
	} else {
		target[options.name] = options.newValue;
	}
};

// Return undefined instead of __proto__ if '__proto__' is not an own property
var getProperty = function getProperty(obj, name) {
	if (name === '__proto__') {
		if (!hasOwn.call(obj, name)) {
			return void 0;
		} else if (gOPD) {
			// In early versions of node, obj['__proto__'] is buggy when obj has
			// __proto__ as an own property. Object.getOwnPropertyDescriptor() works.
			return gOPD(obj, name).value;
		}
	}

	return obj[name];
};

var extend$2 = function extend() {
	var options, name, src, copy, copyIsArray, clone;
	var target = arguments[0];
	var i = 1;
	var length = arguments.length;
	var deep = false;

	// Handle a deep copy situation
	if (typeof target === 'boolean') {
		deep = target;
		target = arguments[1] || {};
		// skip the boolean and the target
		i = 2;
	}
	if (target == null || (typeof target !== 'object' && typeof target !== 'function')) {
		target = {};
	}

	for (; i < length; ++i) {
		options = arguments[i];
		// Only deal with non-null/undefined values
		if (options != null) {
			// Extend the base object
			for (name in options) {
				src = getProperty(target, name);
				copy = getProperty(options, name);

				// Prevent never-ending loop
				if (target !== copy) {
					// Recurse if we're merging plain objects or arrays
					if (deep && copy && (isPlainObject(copy) || (copyIsArray = isArray(copy)))) {
						if (copyIsArray) {
							copyIsArray = false;
							clone = src && isArray(src) ? src : [];
						} else {
							clone = src && isPlainObject(src) ? src : {};
						}

						// Never move original objects, clone them
						setProperty(target, { name: name, newValue: extend(deep, clone, copy) });

					// Don't bring in undefined values
					} else if (typeof copy !== 'undefined') {
						setProperty(target, { name: name, newValue: copy });
					}
				}
			}
		}
	}

	// Return the modified object
	return target;
};

var isPlainObj = value => {
	if (Object.prototype.toString.call(value) !== '[object Object]') {
		return false;
	}

	const prototype = Object.getPrototypeOf(value);
	return prototype === null || prototype === Object.prototype;
};

var slice$3 = [].slice;

var wrap_1$1 = wrap$2;

// Wrap `fn`.
// Can be sync or async; return a promise, receive a completion handler, return
// new values and errors.
function wrap$2(fn, callback) {
  var invoked;

  return wrapped

  function wrapped() {
    var params = slice$3.call(arguments, 0);
    var callback = fn.length > params.length;
    var result;

    if (callback) {
      params.push(done);
    }

    try {
      result = fn.apply(null, params);
    } catch (error) {
      // Well, this is quite the pickle.
      // `fn` received a callback and invoked it (thus continuing the pipeline),
      // but later also threw an error.
      // We’re not about to restart the pipeline again, so the only thing left
      // to do is to throw the thing instead.
      if (callback && invoked) {
        throw error
      }

      return done(error)
    }

    if (!callback) {
      if (result && typeof result.then === 'function') {
        result.then(then, done);
      } else if (result instanceof Error) {
        done(result);
      } else {
        then(result);
      }
    }
  }

  // Invoke `next`, only once.
  function done() {
    if (!invoked) {
      invoked = true;

      callback.apply(null, arguments);
    }
  }

  // Invoke `done` with one value.
  // Tracks if an error is passed, too.
  function then(value) {
    done(null, value);
  }
}

var trough_1 = trough;

trough.wrap = wrap_1$1;

var slice$2 = [].slice;

// Create new middleware.
function trough() {
  var fns = [];
  var middleware = {};

  middleware.run = run;
  middleware.use = use;

  return middleware

  // Run `fns`.  Last argument must be a completion handler.
  function run() {
    var index = -1;
    var input = slice$2.call(arguments, 0, -1);
    var done = arguments[arguments.length - 1];

    if (typeof done !== 'function') {
      throw new Error('Expected function as last argument, not ' + done)
    }

    next.apply(null, [null].concat(input));

    // Run the next `fn`, if any.
    function next(err) {
      var fn = fns[++index];
      var params = slice$2.call(arguments, 0);
      var values = params.slice(1);
      var length = input.length;
      var pos = -1;

      if (err) {
        done(err);
        return
      }

      // Copy non-nully input into values.
      while (++pos < length) {
        if (values[pos] === null || values[pos] === undefined) {
          values[pos] = input[pos];
        }
      }

      input = values;

      // Next or done.
      if (fn) {
        wrap_1$1(fn, next).apply(null, input);
      } else {
        done.apply(null, [null].concat(input));
      }
    }
  }

  // Add `fn` to the list.
  function use(fn) {
    if (typeof fn !== 'function') {
      throw new Error('Expected `fn` to be a function, not ' + fn)
    }

    fns.push(fn);

    return middleware
  }
}

var own$f = {}.hasOwnProperty;

var unistUtilStringifyPosition = stringify$4;

function stringify$4(value) {
  // Nothing.
  if (!value || typeof value !== 'object') {
    return ''
  }

  // Node.
  if (own$f.call(value, 'position') || own$f.call(value, 'type')) {
    return position$1(value.position)
  }

  // Position.
  if (own$f.call(value, 'start') || own$f.call(value, 'end')) {
    return position$1(value)
  }

  // Point.
  if (own$f.call(value, 'line') || own$f.call(value, 'column')) {
    return point(value)
  }

  // ?
  return ''
}

function point(point) {
  if (!point || typeof point !== 'object') {
    point = {};
  }

  return index$6(point.line) + ':' + index$6(point.column)
}

function position$1(pos) {
  if (!pos || typeof pos !== 'object') {
    pos = {};
  }

  return point(pos.start) + '-' + point(pos.end)
}

function index$6(value) {
  return value && typeof value === 'number' ? value : 1
}

var vfileMessage = VMessage;

// Inherit from `Error#`.
function VMessagePrototype() {}
VMessagePrototype.prototype = Error.prototype;
VMessage.prototype = new VMessagePrototype();

// Message properties.
var proto$6 = VMessage.prototype;

proto$6.file = '';
proto$6.name = '';
proto$6.reason = '';
proto$6.message = '';
proto$6.stack = '';
proto$6.fatal = null;
proto$6.column = null;
proto$6.line = null;

// Construct a new VMessage.
//
// Note: We cannot invoke `Error` on the created context, as that adds readonly
// `line` and `column` attributes on Safari 9, thus throwing and failing the
// data.
function VMessage(reason, position, origin) {
  var parts;
  var range;
  var location;

  if (typeof position === 'string') {
    origin = position;
    position = null;
  }

  parts = parseOrigin(origin);
  range = unistUtilStringifyPosition(position) || '1:1';

  location = {
    start: {line: null, column: null},
    end: {line: null, column: null}
  };

  // Node.
  if (position && position.position) {
    position = position.position;
  }

  if (position) {
    // Position.
    if (position.start) {
      location = position;
      position = position.start;
    } else {
      // Point.
      location.start = position;
    }
  }

  if (reason.stack) {
    this.stack = reason.stack;
    reason = reason.message;
  }

  this.message = reason;
  this.name = range;
  this.reason = reason;
  this.line = position ? position.line : null;
  this.column = position ? position.column : null;
  this.location = location;
  this.source = parts[0];
  this.ruleId = parts[1];
}

function parseOrigin(origin) {
  var result = [null, null];
  var index;

  if (typeof origin === 'string') {
    index = origin.indexOf(':');

    if (index === -1) {
      result[1] = origin;
    } else {
      result[0] = origin.slice(0, index);
      result[1] = origin.slice(index + 1);
    }
  }

  return result
}

function replaceExt(npath, ext) {
  if (typeof npath !== 'string') {
    return npath;
  }

  if (npath.length === 0) {
    return npath;
  }

  var nFileName = path__default.basename(npath, path__default.extname(npath)) + ext;
  return path__default.join(path__default.dirname(npath), nFileName);
}

var replaceExt_1 = replaceExt;

var core$1 = VFile;

var own$e = {}.hasOwnProperty;
var proto$5 = VFile.prototype;

// Order of setting (least specific to most), we need this because otherwise
// `{stem: 'a', path: '~/b.js'}` would throw, as a path is needed before a
// stem can be set.
var order$1 = ['history', 'path', 'basename', 'stem', 'extname', 'dirname'];

proto$5.toString = toString;

// Access full path (`~/index.min.js`).
Object.defineProperty(proto$5, 'path', {get: getPath, set: setPath});

// Access parent path (`~`).
Object.defineProperty(proto$5, 'dirname', {get: getDirname, set: setDirname});

// Access basename (`index.min.js`).
Object.defineProperty(proto$5, 'basename', {get: getBasename, set: setBasename});

// Access extname (`.js`).
Object.defineProperty(proto$5, 'extname', {get: getExtname, set: setExtname});

// Access stem (`index.min`).
Object.defineProperty(proto$5, 'stem', {get: getStem, set: setStem});

// Construct a new file.
function VFile(options) {
  var prop;
  var index;
  var length;

  if (!options) {
    options = {};
  } else if (typeof options === 'string' || isBuffer(options)) {
    options = {contents: options};
  } else if ('message' in options && 'messages' in options) {
    return options
  }

  if (!(this instanceof VFile)) {
    return new VFile(options)
  }

  this.data = {};
  this.messages = [];
  this.history = [];
  this.cwd = process.cwd();

  // Set path related properties in the correct order.
  index = -1;
  length = order$1.length;

  while (++index < length) {
    prop = order$1[index];

    if (own$e.call(options, prop)) {
      this[prop] = options[prop];
    }
  }

  // Set non-path related properties.
  for (prop in options) {
    if (order$1.indexOf(prop) === -1) {
      this[prop] = options[prop];
    }
  }
}

function getPath() {
  return this.history[this.history.length - 1]
}

function setPath(path) {
  assertNonEmpty(path, 'path');

  if (path !== this.path) {
    this.history.push(path);
  }
}

function getDirname() {
  return typeof this.path === 'string' ? path__default.dirname(this.path) : undefined
}

function setDirname(dirname) {
  assertPath(this.path, 'dirname');
  this.path = path__default.join(dirname || '', this.basename);
}

function getBasename() {
  return typeof this.path === 'string' ? path__default.basename(this.path) : undefined
}

function setBasename(basename) {
  assertNonEmpty(basename, 'basename');
  assertPart(basename, 'basename');
  this.path = path__default.join(this.dirname || '', basename);
}

function getExtname() {
  return typeof this.path === 'string' ? path__default.extname(this.path) : undefined
}

function setExtname(extname) {
  var ext = extname || '';

  assertPart(ext, 'extname');
  assertPath(this.path, 'extname');

  if (ext) {
    if (ext.charAt(0) !== '.') {
      throw new Error('`extname` must start with `.`')
    }

    if (ext.indexOf('.', 1) !== -1) {
      throw new Error('`extname` cannot contain multiple dots')
    }
  }

  this.path = replaceExt_1(this.path, ext);
}

function getStem() {
  return typeof this.path === 'string'
    ? path__default.basename(this.path, this.extname)
    : undefined
}

function setStem(stem) {
  assertNonEmpty(stem, 'stem');
  assertPart(stem, 'stem');
  this.path = path__default.join(this.dirname || '', stem + (this.extname || ''));
}

// Get the value of the file.
function toString(encoding) {
  var value = this.contents || '';
  return isBuffer(value) ? value.toString(encoding) : String(value)
}

// Assert that `part` is not a path (i.e., does not contain `path.sep`).
function assertPart(part, name) {
  if (part.indexOf(path__default.sep) !== -1) {
    throw new Error(
      '`' + name + '` cannot be a path: did not expect `' + path__default.sep + '`'
    )
  }
}

// Assert that `part` is not empty.
function assertNonEmpty(part, name) {
  if (!part) {
    throw new Error('`' + name + '` cannot be empty')
  }
}

// Assert `path` exists.
function assertPath(path, name) {
  if (!path) {
    throw new Error('Setting `' + name + '` requires `path` to be set too')
  }
}

var vfile = core$1;

var proto$4 = core$1.prototype;

proto$4.message = message;
proto$4.info = info$1;
proto$4.fail = fail;

// Create a message with `reason` at `position`.
// When an error is passed in as `reason`, copies the stack.
function message(reason, position, origin) {
  var filePath = this.path;
  var message = new vfileMessage(reason, position, origin);

  if (filePath) {
    message.name = filePath + ':' + message.name;
    message.file = filePath;
  }

  message.fatal = false;

  this.messages.push(message);

  return message
}

// Fail: creates a vmessage, associates it with the file, and throws it.
function fail() {
  var message = this.message.apply(this, arguments);

  message.fatal = true;

  throw message
}

// Info: creates a vmessage, associates it with the file, and marks the fatality
// as null.
function info$1() {
  var message = this.message.apply(this, arguments);

  message.fatal = null;

  return message
}

// Expose a frozen processor.
var unified_1$1 = unified$1().freeze();

var slice$1 = [].slice;
var own$d = {}.hasOwnProperty;

// Process pipeline.
var pipeline$1 = trough_1()
  .use(pipelineParse$1)
  .use(pipelineRun$1)
  .use(pipelineStringify$1);

function pipelineParse$1(p, ctx) {
  ctx.tree = p.parse(ctx.file);
}

function pipelineRun$1(p, ctx, next) {
  p.run(ctx.tree, ctx.file, done);

  function done(err, tree, file) {
    if (err) {
      next(err);
    } else {
      ctx.tree = tree;
      ctx.file = file;
      next();
    }
  }
}

function pipelineStringify$1(p, ctx) {
  var result = p.stringify(ctx.tree, ctx.file);
  var file = ctx.file;

  if (result === undefined || result === null) ; else if (typeof result === 'string' || isBuffer(result)) {
    file.contents = result;
  } else {
    file.result = result;
  }
}

// Function to create the first processor.
function unified$1() {
  var attachers = [];
  var transformers = trough_1();
  var namespace = {};
  var frozen = false;
  var freezeIndex = -1;

  // Data management.
  processor.data = data;

  // Lock.
  processor.freeze = freeze;

  // Plugins.
  processor.attachers = attachers;
  processor.use = use;

  // API.
  processor.parse = parse;
  processor.stringify = stringify;
  processor.run = run;
  processor.runSync = runSync;
  processor.process = process;
  processor.processSync = processSync;

  // Expose.
  return processor

  // Create a new processor based on the processor in the current scope.
  function processor() {
    var destination = unified$1();
    var length = attachers.length;
    var index = -1;

    while (++index < length) {
      destination.use.apply(null, attachers[index]);
    }

    destination.data(extend$2(true, {}, namespace));

    return destination
  }

  // Freeze: used to signal a processor that has finished configuration.
  //
  // For example, take unified itself: it’s frozen.
  // Plugins should not be added to it.
  // Rather, it should be extended, by invoking it, before modifying it.
  //
  // In essence, always invoke this when exporting a processor.
  function freeze() {
    var values;
    var plugin;
    var options;
    var transformer;

    if (frozen) {
      return processor
    }

    while (++freezeIndex < attachers.length) {
      values = attachers[freezeIndex];
      plugin = values[0];
      options = values[1];
      transformer = null;

      if (options === false) {
        continue
      }

      if (options === true) {
        values[1] = undefined;
      }

      transformer = plugin.apply(processor, values.slice(1));

      if (typeof transformer === 'function') {
        transformers.use(transformer);
      }
    }

    frozen = true;
    freezeIndex = Infinity;

    return processor
  }

  // Data management.
  // Getter / setter for processor-specific informtion.
  function data(key, value) {
    if (typeof key === 'string') {
      // Set `key`.
      if (arguments.length === 2) {
        assertUnfrozen$1('data', frozen);

        namespace[key] = value;

        return processor
      }

      // Get `key`.
      return (own$d.call(namespace, key) && namespace[key]) || null
    }

    // Set space.
    if (key) {
      assertUnfrozen$1('data', frozen);
      namespace = key;
      return processor
    }

    // Get space.
    return namespace
  }

  // Plugin management.
  //
  // Pass it:
  // *   an attacher and options,
  // *   a preset,
  // *   a list of presets, attachers, and arguments (list of attachers and
  //     options).
  function use(value) {
    var settings;

    assertUnfrozen$1('use', frozen);

    if (value === null || value === undefined) ; else if (typeof value === 'function') {
      addPlugin.apply(null, arguments);
    } else if (typeof value === 'object') {
      if ('length' in value) {
        addList(value);
      } else {
        addPreset(value);
      }
    } else {
      throw new Error('Expected usable value, not `' + value + '`')
    }

    if (settings) {
      namespace.settings = extend$2(namespace.settings || {}, settings);
    }

    return processor

    function addPreset(result) {
      addList(result.plugins);

      if (result.settings) {
        settings = extend$2(settings || {}, result.settings);
      }
    }

    function add(value) {
      if (typeof value === 'function') {
        addPlugin(value);
      } else if (typeof value === 'object') {
        if ('length' in value) {
          addPlugin.apply(null, value);
        } else {
          addPreset(value);
        }
      } else {
        throw new Error('Expected usable value, not `' + value + '`')
      }
    }

    function addList(plugins) {
      var length;
      var index;

      if (plugins === null || plugins === undefined) ; else if (typeof plugins === 'object' && 'length' in plugins) {
        length = plugins.length;
        index = -1;

        while (++index < length) {
          add(plugins[index]);
        }
      } else {
        throw new Error('Expected a list of plugins, not `' + plugins + '`')
      }
    }

    function addPlugin(plugin, value) {
      var entry = find(plugin);

      if (entry) {
        if (isPlainObj(entry[1]) && isPlainObj(value)) {
          value = extend$2(entry[1], value);
        }

        entry[1] = value;
      } else {
        attachers.push(slice$1.call(arguments));
      }
    }
  }

  function find(plugin) {
    var length = attachers.length;
    var index = -1;
    var entry;

    while (++index < length) {
      entry = attachers[index];

      if (entry[0] === plugin) {
        return entry
      }
    }
  }

  // Parse a file (in string or vfile representation) into a unist node using
  // the `Parser` on the processor.
  function parse(doc) {
    var file = vfile(doc);
    var Parser;

    freeze();
    Parser = processor.Parser;
    assertParser$1('parse', Parser);

    if (newable$1(Parser, 'parse')) {
      return new Parser(String(file), file).parse()
    }

    return Parser(String(file), file) // eslint-disable-line new-cap
  }

  // Run transforms on a unist node representation of a file (in string or
  // vfile representation), async.
  function run(node, file, cb) {
    assertNode$1(node);
    freeze();

    if (!cb && typeof file === 'function') {
      cb = file;
      file = null;
    }

    if (!cb) {
      return new Promise(executor)
    }

    executor(null, cb);

    function executor(resolve, reject) {
      transformers.run(node, vfile(file), done);

      function done(err, tree, file) {
        tree = tree || node;
        if (err) {
          reject(err);
        } else if (resolve) {
          resolve(tree);
        } else {
          cb(null, tree, file);
        }
      }
    }
  }

  // Run transforms on a unist node representation of a file (in string or
  // vfile representation), sync.
  function runSync(node, file) {
    var complete = false;
    var result;

    run(node, file, done);

    assertDone$1('runSync', 'run', complete);

    return result

    function done(err, tree) {
      complete = true;
      bail_1(err);
      result = tree;
    }
  }

  // Stringify a unist node representation of a file (in string or vfile
  // representation) into a string using the `Compiler` on the processor.
  function stringify(node, doc) {
    var file = vfile(doc);
    var Compiler;

    freeze();
    Compiler = processor.Compiler;
    assertCompiler$1('stringify', Compiler);
    assertNode$1(node);

    if (newable$1(Compiler, 'compile')) {
      return new Compiler(node, file).compile()
    }

    return Compiler(node, file) // eslint-disable-line new-cap
  }

  // Parse a file (in string or vfile representation) into a unist node using
  // the `Parser` on the processor, then run transforms on that node, and
  // compile the resulting node using the `Compiler` on the processor, and
  // store that result on the vfile.
  function process(doc, cb) {
    freeze();
    assertParser$1('process', processor.Parser);
    assertCompiler$1('process', processor.Compiler);

    if (!cb) {
      return new Promise(executor)
    }

    executor(null, cb);

    function executor(resolve, reject) {
      var file = vfile(doc);

      pipeline$1.run(processor, {file: file}, done);

      function done(err) {
        if (err) {
          reject(err);
        } else if (resolve) {
          resolve(file);
        } else {
          cb(null, file);
        }
      }
    }
  }

  // Process the given document (in string or vfile representation), sync.
  function processSync(doc) {
    var complete = false;
    var file;

    freeze();
    assertParser$1('processSync', processor.Parser);
    assertCompiler$1('processSync', processor.Compiler);
    file = vfile(doc);

    process(file, done);

    assertDone$1('processSync', 'process', complete);

    return file

    function done(err) {
      complete = true;
      bail_1(err);
    }
  }
}

// Check if `value` is a constructor.
function newable$1(value, name) {
  return (
    typeof value === 'function' &&
    value.prototype &&
    // A function with keys in its prototype is probably a constructor.
    // Classes’ prototype methods are not enumerable, so we check if some value
    // exists in the prototype.
    (keys$2(value.prototype) || name in value.prototype)
  )
}

// Check if `value` is an object with keys.
function keys$2(value) {
  var key;
  for (key in value) {
    return true
  }

  return false
}

// Assert a parser is available.
function assertParser$1(name, Parser) {
  if (typeof Parser !== 'function') {
    throw new Error('Cannot `' + name + '` without `Parser`')
  }
}

// Assert a compiler is available.
function assertCompiler$1(name, Compiler) {
  if (typeof Compiler !== 'function') {
    throw new Error('Cannot `' + name + '` without `Compiler`')
  }
}

// Assert the processor is not frozen.
function assertUnfrozen$1(name, frozen) {
  if (frozen) {
    throw new Error(
      'Cannot invoke `' +
        name +
        '` on a frozen processor.\nCreate a new processor first, by invoking it: use `processor()` instead of `processor`.'
    )
  }
}

// Assert `node` is a unist node.
function assertNode$1(node) {
  if (!node || typeof node.type !== 'string') {
    throw new Error('Expected node, got `' + node + '`')
  }
}

// Assert that `complete` is `true`.
function assertDone$1(name, asyncName, complete) {
  if (!complete) {
    throw new Error(
      '`' + name + '` finished async. Use `' + asyncName + '` instead'
    )
  }
}

var immutable = extend$1;

var hasOwnProperty = Object.prototype.hasOwnProperty;

function extend$1() {
    var target = {};

    for (var i = 0; i < arguments.length; i++) {
        var source = arguments[i];

        for (var key in source) {
            if (hasOwnProperty.call(source, key)) {
                target[key] = source[key];
            }
        }
    }

    return target
}

function commonjsRequire () {
	throw new Error('Dynamic requires are not currently supported by rollup-plugin-commonjs');
}

function createCommonjsModule(fn, module) {
	return module = { exports: {} }, fn(module, module.exports), module.exports;
}

function getCjsExportFromNamespace (n) {
	return n && n['default'] || n;
}

var inherits_browser = createCommonjsModule(function (module) {
if (typeof Object.create === 'function') {
  // implementation from standard node.js 'util' module
  module.exports = function inherits(ctor, superCtor) {
    if (superCtor) {
      ctor.super_ = superCtor;
      ctor.prototype = Object.create(superCtor.prototype, {
        constructor: {
          value: ctor,
          enumerable: false,
          writable: true,
          configurable: true
        }
      });
    }
  };
} else {
  // old school shim for old browsers
  module.exports = function inherits(ctor, superCtor) {
    if (superCtor) {
      ctor.super_ = superCtor;
      var TempCtor = function () {};
      TempCtor.prototype = superCtor.prototype;
      ctor.prototype = new TempCtor();
      ctor.prototype.constructor = ctor;
    }
  };
}
});

var inherits = createCommonjsModule(function (module) {
try {
  var util$1 = util;
  /* istanbul ignore next */
  if (typeof util$1.inherits !== 'function') throw '';
  module.exports = util$1.inherits;
} catch (e) {
  /* istanbul ignore next */
  module.exports = inherits_browser;
}
});

var unherit_1 = unherit;

// Create a custom constructor which can be modified without affecting the
// original class.
function unherit(Super) {
  var result;
  var key;
  var value;

  inherits(Of, Super);
  inherits(From, Of);

  // Clone values.
  result = Of.prototype;

  for (key in result) {
    value = result[key];

    if (value && typeof value === 'object') {
      result[key] = 'concat' in value ? value.concat() : immutable(value);
    }
  }

  return Of

  // Constructor accepting a single argument, which itself is an `arguments`
  // object.
  function From(parameters) {
    return Super.apply(this, parameters)
  }

  // Constructor accepting variadic arguments.
  function Of() {
    if (!(this instanceof Of)) {
      return new From(arguments)
    }

    return Super.apply(this, arguments)
  }
}

var stateToggle = factory$6;

// Construct a state `toggler`: a function which inverses `property` in context
// based on its current value.
// The by `toggler` returned function restores that value.
function factory$6(key, state, ctx) {
  return enter

  function enter() {
    var context = ctx || this;
    var current = context[key];

    context[key] = !state;

    return exit

    function exit() {
      context[key] = current;
    }
  }
}

var vfileLocation = factory$5;

function factory$5(file) {
  var contents = indices(String(file));

  return {
    toPosition: offsetToPositionFactory(contents),
    toOffset: positionToOffsetFactory(contents)
  }
}

// Factory to get the line and column-based `position` for `offset` in the bound
// indices.
function offsetToPositionFactory(indices) {
  return offsetToPosition

  // Get the line and column-based `position` for `offset` in the bound indices.
  function offsetToPosition(offset) {
    var index = -1;
    var length = indices.length;

    if (offset < 0) {
      return {}
    }

    while (++index < length) {
      if (indices[index] > offset) {
        return {
          line: index + 1,
          column: offset - (indices[index - 1] || 0) + 1,
          offset: offset
        }
      }
    }

    return {}
  }
}

// Factory to get the `offset` for a line and column-based `position` in the
// bound indices.
function positionToOffsetFactory(indices) {
  return positionToOffset

  // Get the `offset` for a line and column-based `position` in the bound
  // indices.
  function positionToOffset(position) {
    var line = position && position.line;
    var column = position && position.column;

    if (!isNaN(line) && !isNaN(column) && line - 1 in indices) {
      return (indices[line - 2] || 0) + column - 1 || 0
    }

    return -1
  }
}

// Get indices of line-breaks in `value`.
function indices(value) {
  var result = [];
  var index = value.indexOf('\n');

  while (index !== -1) {
    result.push(index + 1);
    index = value.indexOf('\n', index + 1);
  }

  result.push(value.length + 1);

  return result
}

var _unescape = factory$4;

var backslash$7 = '\\';

// Factory to de-escape a value, based on a list at `key` in `ctx`.
function factory$4(ctx, key) {
  return unescape

  // De-escape a string using the expression at `key` in `ctx`.
  function unescape(value) {
    var previous = 0;
    var index = value.indexOf(backslash$7);
    var escape = ctx[key];
    var queue = [];
    var character;

    while (index !== -1) {
      queue.push(value.slice(previous, index));
      previous = index + 1;
      character = value.charAt(previous);

      // If the following character is not a valid escape, add the slash.
      if (!character || escape.indexOf(character) === -1) {
        queue.push(backslash$7);
      }

      index = value.indexOf(backslash$7, previous + 1);
    }

    queue.push(value.slice(previous));

    return queue.join('')
  }
}

var AElig$2 = "Æ";
var AMP$2 = "&";
var Aacute$2 = "Á";
var Acirc$2 = "Â";
var Agrave$2 = "À";
var Aring$2 = "Å";
var Atilde$2 = "Ã";
var Auml$2 = "Ä";
var COPY$1 = "©";
var Ccedil$2 = "Ç";
var ETH$2 = "Ð";
var Eacute$2 = "É";
var Ecirc$2 = "Ê";
var Egrave$2 = "È";
var Euml$2 = "Ë";
var GT$2 = ">";
var Iacute$2 = "Í";
var Icirc$2 = "Î";
var Igrave$2 = "Ì";
var Iuml$2 = "Ï";
var LT$2 = "<";
var Ntilde$2 = "Ñ";
var Oacute$2 = "Ó";
var Ocirc$2 = "Ô";
var Ograve$2 = "Ò";
var Oslash$2 = "Ø";
var Otilde$2 = "Õ";
var Ouml$2 = "Ö";
var QUOT$1 = "\"";
var REG$1 = "®";
var THORN$2 = "Þ";
var Uacute$2 = "Ú";
var Ucirc$2 = "Û";
var Ugrave$2 = "Ù";
var Uuml$2 = "Ü";
var Yacute$2 = "Ý";
var aacute$2 = "á";
var acirc$2 = "â";
var acute$2 = "´";
var aelig$2 = "æ";
var agrave$2 = "à";
var amp$2 = "&";
var aring$2 = "å";
var atilde$2 = "ã";
var auml$2 = "ä";
var brvbar$2 = "¦";
var ccedil$2 = "ç";
var cedil$2 = "¸";
var cent$2 = "¢";
var copy$2 = "©";
var curren$2 = "¤";
var deg$2 = "°";
var divide$2 = "÷";
var eacute$2 = "é";
var ecirc$2 = "ê";
var egrave$2 = "è";
var eth$2 = "ð";
var euml$2 = "ë";
var frac12$2 = "½";
var frac14$2 = "¼";
var frac34$2 = "¾";
var gt$2 = ">";
var iacute$2 = "í";
var icirc$2 = "î";
var iexcl$2 = "¡";
var igrave$2 = "ì";
var iquest$2 = "¿";
var iuml$2 = "ï";
var laquo$2 = "«";
var lt$2 = "<";
var macr$2 = "¯";
var micro$2 = "µ";
var middot$2 = "·";
var nbsp$2 = " ";
var not$2 = "¬";
var ntilde$2 = "ñ";
var oacute$2 = "ó";
var ocirc$2 = "ô";
var ograve$2 = "ò";
var ordf$2 = "ª";
var ordm$2 = "º";
var oslash$2 = "ø";
var otilde$2 = "õ";
var ouml$2 = "ö";
var para$2 = "¶";
var plusmn$2 = "±";
var pound$2 = "£";
var quot$2 = "\"";
var raquo$2 = "»";
var reg$2 = "®";
var sect$2 = "§";
var shy$2 = "­";
var sup1$2 = "¹";
var sup2$2 = "²";
var sup3$2 = "³";
var szlig$2 = "ß";
var thorn$2 = "þ";
var times$2 = "×";
var uacute$2 = "ú";
var ucirc$2 = "û";
var ugrave$2 = "ù";
var uml$2 = "¨";
var uuml$2 = "ü";
var yacute$2 = "ý";
var yen$2 = "¥";
var yuml$2 = "ÿ";
var index$5 = {
	AElig: AElig$2,
	AMP: AMP$2,
	Aacute: Aacute$2,
	Acirc: Acirc$2,
	Agrave: Agrave$2,
	Aring: Aring$2,
	Atilde: Atilde$2,
	Auml: Auml$2,
	COPY: COPY$1,
	Ccedil: Ccedil$2,
	ETH: ETH$2,
	Eacute: Eacute$2,
	Ecirc: Ecirc$2,
	Egrave: Egrave$2,
	Euml: Euml$2,
	GT: GT$2,
	Iacute: Iacute$2,
	Icirc: Icirc$2,
	Igrave: Igrave$2,
	Iuml: Iuml$2,
	LT: LT$2,
	Ntilde: Ntilde$2,
	Oacute: Oacute$2,
	Ocirc: Ocirc$2,
	Ograve: Ograve$2,
	Oslash: Oslash$2,
	Otilde: Otilde$2,
	Ouml: Ouml$2,
	QUOT: QUOT$1,
	REG: REG$1,
	THORN: THORN$2,
	Uacute: Uacute$2,
	Ucirc: Ucirc$2,
	Ugrave: Ugrave$2,
	Uuml: Uuml$2,
	Yacute: Yacute$2,
	aacute: aacute$2,
	acirc: acirc$2,
	acute: acute$2,
	aelig: aelig$2,
	agrave: agrave$2,
	amp: amp$2,
	aring: aring$2,
	atilde: atilde$2,
	auml: auml$2,
	brvbar: brvbar$2,
	ccedil: ccedil$2,
	cedil: cedil$2,
	cent: cent$2,
	copy: copy$2,
	curren: curren$2,
	deg: deg$2,
	divide: divide$2,
	eacute: eacute$2,
	ecirc: ecirc$2,
	egrave: egrave$2,
	eth: eth$2,
	euml: euml$2,
	frac12: frac12$2,
	frac14: frac14$2,
	frac34: frac34$2,
	gt: gt$2,
	iacute: iacute$2,
	icirc: icirc$2,
	iexcl: iexcl$2,
	igrave: igrave$2,
	iquest: iquest$2,
	iuml: iuml$2,
	laquo: laquo$2,
	lt: lt$2,
	macr: macr$2,
	micro: micro$2,
	middot: middot$2,
	nbsp: nbsp$2,
	not: not$2,
	ntilde: ntilde$2,
	oacute: oacute$2,
	ocirc: ocirc$2,
	ograve: ograve$2,
	ordf: ordf$2,
	ordm: ordm$2,
	oslash: oslash$2,
	otilde: otilde$2,
	ouml: ouml$2,
	para: para$2,
	plusmn: plusmn$2,
	pound: pound$2,
	quot: quot$2,
	raquo: raquo$2,
	reg: reg$2,
	sect: sect$2,
	shy: shy$2,
	sup1: sup1$2,
	sup2: sup2$2,
	sup3: sup3$2,
	szlig: szlig$2,
	thorn: thorn$2,
	times: times$2,
	uacute: uacute$2,
	ucirc: ucirc$2,
	ugrave: ugrave$2,
	uml: uml$2,
	uuml: uuml$2,
	yacute: yacute$2,
	yen: yen$2,
	yuml: yuml$2
};

var characterEntitiesLegacy = /*#__PURE__*/Object.freeze({
  __proto__: null,
  AElig: AElig$2,
  AMP: AMP$2,
  Aacute: Aacute$2,
  Acirc: Acirc$2,
  Agrave: Agrave$2,
  Aring: Aring$2,
  Atilde: Atilde$2,
  Auml: Auml$2,
  COPY: COPY$1,
  Ccedil: Ccedil$2,
  ETH: ETH$2,
  Eacute: Eacute$2,
  Ecirc: Ecirc$2,
  Egrave: Egrave$2,
  Euml: Euml$2,
  GT: GT$2,
  Iacute: Iacute$2,
  Icirc: Icirc$2,
  Igrave: Igrave$2,
  Iuml: Iuml$2,
  LT: LT$2,
  Ntilde: Ntilde$2,
  Oacute: Oacute$2,
  Ocirc: Ocirc$2,
  Ograve: Ograve$2,
  Oslash: Oslash$2,
  Otilde: Otilde$2,
  Ouml: Ouml$2,
  QUOT: QUOT$1,
  REG: REG$1,
  THORN: THORN$2,
  Uacute: Uacute$2,
  Ucirc: Ucirc$2,
  Ugrave: Ugrave$2,
  Uuml: Uuml$2,
  Yacute: Yacute$2,
  aacute: aacute$2,
  acirc: acirc$2,
  acute: acute$2,
  aelig: aelig$2,
  agrave: agrave$2,
  amp: amp$2,
  aring: aring$2,
  atilde: atilde$2,
  auml: auml$2,
  brvbar: brvbar$2,
  ccedil: ccedil$2,
  cedil: cedil$2,
  cent: cent$2,
  copy: copy$2,
  curren: curren$2,
  deg: deg$2,
  divide: divide$2,
  eacute: eacute$2,
  ecirc: ecirc$2,
  egrave: egrave$2,
  eth: eth$2,
  euml: euml$2,
  frac12: frac12$2,
  frac14: frac14$2,
  frac34: frac34$2,
  gt: gt$2,
  iacute: iacute$2,
  icirc: icirc$2,
  iexcl: iexcl$2,
  igrave: igrave$2,
  iquest: iquest$2,
  iuml: iuml$2,
  laquo: laquo$2,
  lt: lt$2,
  macr: macr$2,
  micro: micro$2,
  middot: middot$2,
  nbsp: nbsp$2,
  not: not$2,
  ntilde: ntilde$2,
  oacute: oacute$2,
  ocirc: ocirc$2,
  ograve: ograve$2,
  ordf: ordf$2,
  ordm: ordm$2,
  oslash: oslash$2,
  otilde: otilde$2,
  ouml: ouml$2,
  para: para$2,
  plusmn: plusmn$2,
  pound: pound$2,
  quot: quot$2,
  raquo: raquo$2,
  reg: reg$2,
  sect: sect$2,
  shy: shy$2,
  sup1: sup1$2,
  sup2: sup2$2,
  sup3: sup3$2,
  szlig: szlig$2,
  thorn: thorn$2,
  times: times$2,
  uacute: uacute$2,
  ucirc: ucirc$2,
  ugrave: ugrave$2,
  uml: uml$2,
  uuml: uuml$2,
  yacute: yacute$2,
  yen: yen$2,
  yuml: yuml$2,
  'default': index$5
});

var index$4 = {
	"0": "�",
	"128": "€",
	"130": "‚",
	"131": "ƒ",
	"132": "„",
	"133": "…",
	"134": "†",
	"135": "‡",
	"136": "ˆ",
	"137": "‰",
	"138": "Š",
	"139": "‹",
	"140": "Œ",
	"142": "Ž",
	"145": "‘",
	"146": "’",
	"147": "“",
	"148": "”",
	"149": "•",
	"150": "–",
	"151": "—",
	"152": "˜",
	"153": "™",
	"154": "š",
	"155": "›",
	"156": "œ",
	"158": "ž",
	"159": "Ÿ"
};

var characterReferenceInvalid = /*#__PURE__*/Object.freeze({
  __proto__: null,
  'default': index$4
});

var isDecimal = decimal$1;

// Check if the given character code, or the character code at the first
// character, is decimal.
function decimal$1(character) {
  var code = typeof character === 'string' ? character.charCodeAt(0) : character;

  return code >= 48 && code <= 57 /* 0-9 */
}

var isHexadecimal = hexadecimal;

// Check if the given character code, or the character code at the first
// character, is hexadecimal.
function hexadecimal(character) {
  var code = typeof character === 'string' ? character.charCodeAt(0) : character;

  return (
    (code >= 97 /* a */ && code <= 102) /* z */ ||
    (code >= 65 /* A */ && code <= 70) /* Z */ ||
    (code >= 48 /* A */ && code <= 57) /* Z */
  )
}

var isAlphabetical = alphabetical;

// Check if the given character code, or the character code at the first
// character, is alphabetical.
function alphabetical(character) {
  var code = typeof character === 'string' ? character.charCodeAt(0) : character;

  return (
    (code >= 97 && code <= 122) /* a-z */ ||
    (code >= 65 && code <= 90) /* A-Z */
  )
}

var isAlphanumerical = alphanumerical;

// Check if the given character code, or the character code at the first
// character, is alphanumerical.
function alphanumerical(character) {
  return isAlphabetical(character) || isDecimal(character)
}

var AEli = "Æ";
var AElig$1 = "Æ";
var AM = "&";
var AMP$1 = "&";
var Aacut = "Á";
var Aacute$1 = "Á";
var Abreve = "Ă";
var Acir = "Â";
var Acirc$1 = "Â";
var Acy = "А";
var Afr = "𝔄";
var Agrav = "À";
var Agrave$1 = "À";
var Alpha$1 = "Α";
var Amacr = "Ā";
var And = "⩓";
var Aogon = "Ą";
var Aopf = "𝔸";
var ApplyFunction = "⁡";
var Arin = "Å";
var Aring$1 = "Å";
var Ascr = "𝒜";
var Assign = "≔";
var Atild = "Ã";
var Atilde$1 = "Ã";
var Aum = "Ä";
var Auml$1 = "Ä";
var Backslash = "∖";
var Barv = "⫧";
var Barwed = "⌆";
var Bcy = "Б";
var Because = "∵";
var Bernoullis = "ℬ";
var Beta$1 = "Β";
var Bfr = "𝔅";
var Bopf = "𝔹";
var Breve = "˘";
var Bscr = "ℬ";
var Bumpeq = "≎";
var CHcy = "Ч";
var COP = "©";
var COPY = "©";
var Cacute = "Ć";
var Cap = "⋒";
var CapitalDifferentialD = "ⅅ";
var Cayleys = "ℭ";
var Ccaron = "Č";
var Ccedi = "Ç";
var Ccedil$1 = "Ç";
var Ccirc = "Ĉ";
var Cconint = "∰";
var Cdot = "Ċ";
var Cedilla = "¸";
var CenterDot = "·";
var Cfr = "ℭ";
var Chi$1 = "Χ";
var CircleDot = "⊙";
var CircleMinus = "⊖";
var CirclePlus = "⊕";
var CircleTimes = "⊗";
var ClockwiseContourIntegral = "∲";
var CloseCurlyDoubleQuote = "”";
var CloseCurlyQuote = "’";
var Colon = "∷";
var Colone = "⩴";
var Congruent = "≡";
var Conint = "∯";
var ContourIntegral = "∮";
var Copf = "ℂ";
var Coproduct = "∐";
var CounterClockwiseContourIntegral = "∳";
var Cross = "⨯";
var Cscr = "𝒞";
var Cup = "⋓";
var CupCap = "≍";
var DD = "ⅅ";
var DDotrahd = "⤑";
var DJcy = "Ђ";
var DScy = "Ѕ";
var DZcy = "Џ";
var Dagger$1 = "‡";
var Darr = "↡";
var Dashv = "⫤";
var Dcaron = "Ď";
var Dcy = "Д";
var Del = "∇";
var Delta$1 = "Δ";
var Dfr = "𝔇";
var DiacriticalAcute = "´";
var DiacriticalDot = "˙";
var DiacriticalDoubleAcute = "˝";
var DiacriticalGrave = "`";
var DiacriticalTilde = "˜";
var Diamond = "⋄";
var DifferentialD = "ⅆ";
var Dopf = "𝔻";
var Dot = "¨";
var DotDot = "⃜";
var DotEqual = "≐";
var DoubleContourIntegral = "∯";
var DoubleDot = "¨";
var DoubleDownArrow = "⇓";
var DoubleLeftArrow = "⇐";
var DoubleLeftRightArrow = "⇔";
var DoubleLeftTee = "⫤";
var DoubleLongLeftArrow = "⟸";
var DoubleLongLeftRightArrow = "⟺";
var DoubleLongRightArrow = "⟹";
var DoubleRightArrow = "⇒";
var DoubleRightTee = "⊨";
var DoubleUpArrow = "⇑";
var DoubleUpDownArrow = "⇕";
var DoubleVerticalBar = "∥";
var DownArrow = "↓";
var DownArrowBar = "⤓";
var DownArrowUpArrow = "⇵";
var DownBreve = "̑";
var DownLeftRightVector = "⥐";
var DownLeftTeeVector = "⥞";
var DownLeftVector = "↽";
var DownLeftVectorBar = "⥖";
var DownRightTeeVector = "⥟";
var DownRightVector = "⇁";
var DownRightVectorBar = "⥗";
var DownTee = "⊤";
var DownTeeArrow = "↧";
var Downarrow = "⇓";
var Dscr = "𝒟";
var Dstrok = "Đ";
var ENG = "Ŋ";
var ET = "Ð";
var ETH$1 = "Ð";
var Eacut = "É";
var Eacute$1 = "É";
var Ecaron = "Ě";
var Ecir = "Ê";
var Ecirc$1 = "Ê";
var Ecy = "Э";
var Edot = "Ė";
var Efr = "𝔈";
var Egrav = "È";
var Egrave$1 = "È";
var Element = "∈";
var Emacr = "Ē";
var EmptySmallSquare = "◻";
var EmptyVerySmallSquare = "▫";
var Eogon = "Ę";
var Eopf = "𝔼";
var Epsilon$1 = "Ε";
var Equal = "⩵";
var EqualTilde = "≂";
var Equilibrium = "⇌";
var Escr = "ℰ";
var Esim = "⩳";
var Eta$1 = "Η";
var Eum = "Ë";
var Euml$1 = "Ë";
var Exists = "∃";
var ExponentialE = "ⅇ";
var Fcy = "Ф";
var Ffr = "𝔉";
var FilledSmallSquare = "◼";
var FilledVerySmallSquare = "▪";
var Fopf = "𝔽";
var ForAll = "∀";
var Fouriertrf = "ℱ";
var Fscr = "ℱ";
var GJcy = "Ѓ";
var G = ">";
var GT$1 = ">";
var Gamma$1 = "Γ";
var Gammad = "Ϝ";
var Gbreve = "Ğ";
var Gcedil = "Ģ";
var Gcirc = "Ĝ";
var Gcy = "Г";
var Gdot = "Ġ";
var Gfr = "𝔊";
var Gg = "⋙";
var Gopf = "𝔾";
var GreaterEqual = "≥";
var GreaterEqualLess = "⋛";
var GreaterFullEqual = "≧";
var GreaterGreater = "⪢";
var GreaterLess = "≷";
var GreaterSlantEqual = "⩾";
var GreaterTilde = "≳";
var Gscr = "𝒢";
var Gt = "≫";
var HARDcy = "Ъ";
var Hacek = "ˇ";
var Hat = "^";
var Hcirc = "Ĥ";
var Hfr = "ℌ";
var HilbertSpace = "ℋ";
var Hopf = "ℍ";
var HorizontalLine = "─";
var Hscr = "ℋ";
var Hstrok = "Ħ";
var HumpDownHump = "≎";
var HumpEqual = "≏";
var IEcy = "Е";
var IJlig = "IJ";
var IOcy = "Ё";
var Iacut = "Í";
var Iacute$1 = "Í";
var Icir = "Î";
var Icirc$1 = "Î";
var Icy = "И";
var Idot = "İ";
var Ifr = "ℑ";
var Igrav = "Ì";
var Igrave$1 = "Ì";
var Im = "ℑ";
var Imacr = "Ī";
var ImaginaryI = "ⅈ";
var Implies = "⇒";
var Int = "∬";
var Integral = "∫";
var Intersection = "⋂";
var InvisibleComma = "⁣";
var InvisibleTimes = "⁢";
var Iogon = "Į";
var Iopf = "𝕀";
var Iota$1 = "Ι";
var Iscr = "ℐ";
var Itilde = "Ĩ";
var Iukcy = "І";
var Ium = "Ï";
var Iuml$1 = "Ï";
var Jcirc = "Ĵ";
var Jcy = "Й";
var Jfr = "𝔍";
var Jopf = "𝕁";
var Jscr = "𝒥";
var Jsercy = "Ј";
var Jukcy = "Є";
var KHcy = "Х";
var KJcy = "Ќ";
var Kappa$1 = "Κ";
var Kcedil = "Ķ";
var Kcy = "К";
var Kfr = "𝔎";
var Kopf = "𝕂";
var Kscr = "𝒦";
var LJcy = "Љ";
var L = "<";
var LT$1 = "<";
var Lacute = "Ĺ";
var Lambda$1 = "Λ";
var Lang = "⟪";
var Laplacetrf = "ℒ";
var Larr = "↞";
var Lcaron = "Ľ";
var Lcedil = "Ļ";
var Lcy = "Л";
var LeftAngleBracket = "⟨";
var LeftArrow = "←";
var LeftArrowBar = "⇤";
var LeftArrowRightArrow = "⇆";
var LeftCeiling = "⌈";
var LeftDoubleBracket = "⟦";
var LeftDownTeeVector = "⥡";
var LeftDownVector = "⇃";
var LeftDownVectorBar = "⥙";
var LeftFloor = "⌊";
var LeftRightArrow = "↔";
var LeftRightVector = "⥎";
var LeftTee = "⊣";
var LeftTeeArrow = "↤";
var LeftTeeVector = "⥚";
var LeftTriangle = "⊲";
var LeftTriangleBar = "⧏";
var LeftTriangleEqual = "⊴";
var LeftUpDownVector = "⥑";
var LeftUpTeeVector = "⥠";
var LeftUpVector = "↿";
var LeftUpVectorBar = "⥘";
var LeftVector = "↼";
var LeftVectorBar = "⥒";
var Leftarrow = "⇐";
var Leftrightarrow = "⇔";
var LessEqualGreater = "⋚";
var LessFullEqual = "≦";
var LessGreater = "≶";
var LessLess = "⪡";
var LessSlantEqual = "⩽";
var LessTilde = "≲";
var Lfr = "𝔏";
var Ll = "⋘";
var Lleftarrow = "⇚";
var Lmidot = "Ŀ";
var LongLeftArrow = "⟵";
var LongLeftRightArrow = "⟷";
var LongRightArrow = "⟶";
var Longleftarrow = "⟸";
var Longleftrightarrow = "⟺";
var Longrightarrow = "⟹";
var Lopf = "𝕃";
var LowerLeftArrow = "↙";
var LowerRightArrow = "↘";
var Lscr = "ℒ";
var Lsh = "↰";
var Lstrok = "Ł";
var Lt = "≪";
var Mcy = "М";
var MediumSpace = " ";
var Mellintrf = "ℳ";
var Mfr = "𝔐";
var MinusPlus = "∓";
var Mopf = "𝕄";
var Mscr = "ℳ";
var Mu$1 = "Μ";
var NJcy = "Њ";
var Nacute = "Ń";
var Ncaron = "Ň";
var Ncedil = "Ņ";
var Ncy = "Н";
var NegativeMediumSpace = "​";
var NegativeThickSpace = "​";
var NegativeThinSpace = "​";
var NegativeVeryThinSpace = "​";
var NestedGreaterGreater = "≫";
var NestedLessLess = "≪";
var NewLine = "\n";
var Nfr = "𝔑";
var NoBreak = "⁠";
var NonBreakingSpace = " ";
var Nopf = "ℕ";
var Not = "⫬";
var NotCongruent = "≢";
var NotCupCap = "≭";
var NotDoubleVerticalBar = "∦";
var NotElement = "∉";
var NotEqual = "≠";
var NotEqualTilde = "≂̸";
var NotExists = "∄";
var NotGreater = "≯";
var NotGreaterEqual = "≱";
var NotGreaterFullEqual = "≧̸";
var NotGreaterGreater = "≫̸";
var NotGreaterLess = "≹";
var NotGreaterSlantEqual = "⩾̸";
var NotGreaterTilde = "≵";
var NotHumpDownHump = "≎̸";
var NotHumpEqual = "≏̸";
var NotLeftTriangle = "⋪";
var NotLeftTriangleBar = "⧏̸";
var NotLeftTriangleEqual = "⋬";
var NotLess = "≮";
var NotLessEqual = "≰";
var NotLessGreater = "≸";
var NotLessLess = "≪̸";
var NotLessSlantEqual = "⩽̸";
var NotLessTilde = "≴";
var NotNestedGreaterGreater = "⪢̸";
var NotNestedLessLess = "⪡̸";
var NotPrecedes = "⊀";
var NotPrecedesEqual = "⪯̸";
var NotPrecedesSlantEqual = "⋠";
var NotReverseElement = "∌";
var NotRightTriangle = "⋫";
var NotRightTriangleBar = "⧐̸";
var NotRightTriangleEqual = "⋭";
var NotSquareSubset = "⊏̸";
var NotSquareSubsetEqual = "⋢";
var NotSquareSuperset = "⊐̸";
var NotSquareSupersetEqual = "⋣";
var NotSubset = "⊂⃒";
var NotSubsetEqual = "⊈";
var NotSucceeds = "⊁";
var NotSucceedsEqual = "⪰̸";
var NotSucceedsSlantEqual = "⋡";
var NotSucceedsTilde = "≿̸";
var NotSuperset = "⊃⃒";
var NotSupersetEqual = "⊉";
var NotTilde = "≁";
var NotTildeEqual = "≄";
var NotTildeFullEqual = "≇";
var NotTildeTilde = "≉";
var NotVerticalBar = "∤";
var Nscr = "𝒩";
var Ntild = "Ñ";
var Ntilde$1 = "Ñ";
var Nu$1 = "Ν";
var OElig$1 = "Œ";
var Oacut = "Ó";
var Oacute$1 = "Ó";
var Ocir = "Ô";
var Ocirc$1 = "Ô";
var Ocy = "О";
var Odblac = "Ő";
var Ofr = "𝔒";
var Ograv = "Ò";
var Ograve$1 = "Ò";
var Omacr = "Ō";
var Omega$1 = "Ω";
var Omicron$1 = "Ο";
var Oopf = "𝕆";
var OpenCurlyDoubleQuote = "“";
var OpenCurlyQuote = "‘";
var Or = "⩔";
var Oscr = "𝒪";
var Oslas = "Ø";
var Oslash$1 = "Ø";
var Otild = "Õ";
var Otilde$1 = "Õ";
var Otimes = "⨷";
var Oum = "Ö";
var Ouml$1 = "Ö";
var OverBar = "‾";
var OverBrace = "⏞";
var OverBracket = "⎴";
var OverParenthesis = "⏜";
var PartialD = "∂";
var Pcy = "П";
var Pfr = "𝔓";
var Phi$1 = "Φ";
var Pi$1 = "Π";
var PlusMinus = "±";
var Poincareplane = "ℌ";
var Popf = "ℙ";
var Pr = "⪻";
var Precedes = "≺";
var PrecedesEqual = "⪯";
var PrecedesSlantEqual = "≼";
var PrecedesTilde = "≾";
var Prime$1 = "″";
var Product = "∏";
var Proportion = "∷";
var Proportional = "∝";
var Pscr = "𝒫";
var Psi$1 = "Ψ";
var QUO = "\"";
var QUOT = "\"";
var Qfr = "𝔔";
var Qopf = "ℚ";
var Qscr = "𝒬";
var RBarr = "⤐";
var RE = "®";
var REG = "®";
var Racute = "Ŕ";
var Rang = "⟫";
var Rarr = "↠";
var Rarrtl = "⤖";
var Rcaron = "Ř";
var Rcedil = "Ŗ";
var Rcy = "Р";
var Re = "ℜ";
var ReverseElement = "∋";
var ReverseEquilibrium = "⇋";
var ReverseUpEquilibrium = "⥯";
var Rfr = "ℜ";
var Rho$1 = "Ρ";
var RightAngleBracket = "⟩";
var RightArrow = "→";
var RightArrowBar = "⇥";
var RightArrowLeftArrow = "⇄";
var RightCeiling = "⌉";
var RightDoubleBracket = "⟧";
var RightDownTeeVector = "⥝";
var RightDownVector = "⇂";
var RightDownVectorBar = "⥕";
var RightFloor = "⌋";
var RightTee = "⊢";
var RightTeeArrow = "↦";
var RightTeeVector = "⥛";
var RightTriangle = "⊳";
var RightTriangleBar = "⧐";
var RightTriangleEqual = "⊵";
var RightUpDownVector = "⥏";
var RightUpTeeVector = "⥜";
var RightUpVector = "↾";
var RightUpVectorBar = "⥔";
var RightVector = "⇀";
var RightVectorBar = "⥓";
var Rightarrow = "⇒";
var Ropf = "ℝ";
var RoundImplies = "⥰";
var Rrightarrow = "⇛";
var Rscr = "ℛ";
var Rsh = "↱";
var RuleDelayed = "⧴";
var SHCHcy = "Щ";
var SHcy = "Ш";
var SOFTcy = "Ь";
var Sacute = "Ś";
var Sc = "⪼";
var Scaron$1 = "Š";
var Scedil = "Ş";
var Scirc = "Ŝ";
var Scy = "С";
var Sfr = "𝔖";
var ShortDownArrow = "↓";
var ShortLeftArrow = "←";
var ShortRightArrow = "→";
var ShortUpArrow = "↑";
var Sigma$1 = "Σ";
var SmallCircle = "∘";
var Sopf = "𝕊";
var Sqrt = "√";
var Square = "□";
var SquareIntersection = "⊓";
var SquareSubset = "⊏";
var SquareSubsetEqual = "⊑";
var SquareSuperset = "⊐";
var SquareSupersetEqual = "⊒";
var SquareUnion = "⊔";
var Sscr = "𝒮";
var Star = "⋆";
var Sub = "⋐";
var Subset = "⋐";
var SubsetEqual = "⊆";
var Succeeds = "≻";
var SucceedsEqual = "⪰";
var SucceedsSlantEqual = "≽";
var SucceedsTilde = "≿";
var SuchThat = "∋";
var Sum = "∑";
var Sup = "⋑";
var Superset = "⊃";
var SupersetEqual = "⊇";
var Supset = "⋑";
var THOR = "Þ";
var THORN$1 = "Þ";
var TRADE = "™";
var TSHcy = "Ћ";
var TScy = "Ц";
var Tab = "\t";
var Tau$1 = "