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							1276 lines
						
					
					
						
							33 KiB
						
					
					
				
			
		
		
	
	
							1276 lines
						
					
					
						
							33 KiB
						
					
					
				function _typeof(obj) {
 | 
						|
  "@babel/helpers - typeof";
 | 
						|
 | 
						|
  if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
 | 
						|
    _typeof = function (obj) {
 | 
						|
      return typeof obj;
 | 
						|
    };
 | 
						|
  } else {
 | 
						|
    _typeof = function (obj) {
 | 
						|
      return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
 | 
						|
    };
 | 
						|
  }
 | 
						|
 | 
						|
  return _typeof(obj);
 | 
						|
}
 | 
						|
 | 
						|
function _classCallCheck(instance, Constructor) {
 | 
						|
  if (!(instance instanceof Constructor)) {
 | 
						|
    throw new TypeError("Cannot call a class as a function");
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
function _defineProperties(target, props) {
 | 
						|
  for (var i = 0; i < props.length; i++) {
 | 
						|
    var descriptor = props[i];
 | 
						|
    descriptor.enumerable = descriptor.enumerable || false;
 | 
						|
    descriptor.configurable = true;
 | 
						|
    if ("value" in descriptor) descriptor.writable = true;
 | 
						|
    Object.defineProperty(target, descriptor.key, descriptor);
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
function _createClass(Constructor, protoProps, staticProps) {
 | 
						|
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
 | 
						|
  if (staticProps) _defineProperties(Constructor, staticProps);
 | 
						|
  return Constructor;
 | 
						|
}
 | 
						|
 | 
						|
function _defineProperty(obj, key, value) {
 | 
						|
  if (key in obj) {
 | 
						|
    Object.defineProperty(obj, key, {
 | 
						|
      value: value,
 | 
						|
      enumerable: true,
 | 
						|
      configurable: true,
 | 
						|
      writable: true
 | 
						|
    });
 | 
						|
  } else {
 | 
						|
    obj[key] = value;
 | 
						|
  }
 | 
						|
 | 
						|
  return obj;
 | 
						|
}
 | 
						|
 | 
						|
function _inherits(subClass, superClass) {
 | 
						|
  if (typeof superClass !== "function" && superClass !== null) {
 | 
						|
    throw new TypeError("Super expression must either be null or a function");
 | 
						|
  }
 | 
						|
 | 
						|
  subClass.prototype = Object.create(superClass && superClass.prototype, {
 | 
						|
    constructor: {
 | 
						|
      value: subClass,
 | 
						|
      writable: true,
 | 
						|
      configurable: true
 | 
						|
    }
 | 
						|
  });
 | 
						|
  if (superClass) _setPrototypeOf(subClass, superClass);
 | 
						|
}
 | 
						|
 | 
						|
function _getPrototypeOf(o) {
 | 
						|
  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
 | 
						|
    return o.__proto__ || Object.getPrototypeOf(o);
 | 
						|
  };
 | 
						|
  return _getPrototypeOf(o);
 | 
						|
}
 | 
						|
 | 
						|
function _setPrototypeOf(o, p) {
 | 
						|
  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
 | 
						|
    o.__proto__ = p;
 | 
						|
    return o;
 | 
						|
  };
 | 
						|
 | 
						|
  return _setPrototypeOf(o, p);
 | 
						|
}
 | 
						|
 | 
						|
function _isNativeReflectConstruct() {
 | 
						|
  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
 | 
						|
  if (Reflect.construct.sham) return false;
 | 
						|
  if (typeof Proxy === "function") return true;
 | 
						|
 | 
						|
  try {
 | 
						|
    Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
 | 
						|
    return true;
 | 
						|
  } catch (e) {
 | 
						|
    return false;
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
function _construct(Parent, args, Class) {
 | 
						|
  if (_isNativeReflectConstruct()) {
 | 
						|
    _construct = Reflect.construct;
 | 
						|
  } else {
 | 
						|
    _construct = function _construct(Parent, args, Class) {
 | 
						|
      var a = [null];
 | 
						|
      a.push.apply(a, args);
 | 
						|
      var Constructor = Function.bind.apply(Parent, a);
 | 
						|
      var instance = new Constructor();
 | 
						|
      if (Class) _setPrototypeOf(instance, Class.prototype);
 | 
						|
      return instance;
 | 
						|
    };
 | 
						|
  }
 | 
						|
 | 
						|
  return _construct.apply(null, arguments);
 | 
						|
}
 | 
						|
 | 
						|
function _isNativeFunction(fn) {
 | 
						|
  return Function.toString.call(fn).indexOf("[native code]") !== -1;
 | 
						|
}
 | 
						|
 | 
						|
function _wrapNativeSuper(Class) {
 | 
						|
  var _cache = typeof Map === "function" ? new Map() : undefined;
 | 
						|
 | 
						|
  _wrapNativeSuper = function _wrapNativeSuper(Class) {
 | 
						|
    if (Class === null || !_isNativeFunction(Class)) return Class;
 | 
						|
 | 
						|
    if (typeof Class !== "function") {
 | 
						|
      throw new TypeError("Super expression must either be null or a function");
 | 
						|
    }
 | 
						|
 | 
						|
    if (typeof _cache !== "undefined") {
 | 
						|
      if (_cache.has(Class)) return _cache.get(Class);
 | 
						|
 | 
						|
      _cache.set(Class, Wrapper);
 | 
						|
    }
 | 
						|
 | 
						|
    function Wrapper() {
 | 
						|
      return _construct(Class, arguments, _getPrototypeOf(this).constructor);
 | 
						|
    }
 | 
						|
 | 
						|
    Wrapper.prototype = Object.create(Class.prototype, {
 | 
						|
      constructor: {
 | 
						|
        value: Wrapper,
 | 
						|
        enumerable: false,
 | 
						|
        writable: true,
 | 
						|
        configurable: true
 | 
						|
      }
 | 
						|
    });
 | 
						|
    return _setPrototypeOf(Wrapper, Class);
 | 
						|
  };
 | 
						|
 | 
						|
  return _wrapNativeSuper(Class);
 | 
						|
}
 | 
						|
 | 
						|
function _assertThisInitialized(self) {
 | 
						|
  if (self === void 0) {
 | 
						|
    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
 | 
						|
  }
 | 
						|
 | 
						|
  return self;
 | 
						|
}
 | 
						|
 | 
						|
function _possibleConstructorReturn(self, call) {
 | 
						|
  if (call && (typeof call === "object" || typeof call === "function")) {
 | 
						|
    return call;
 | 
						|
  }
 | 
						|
 | 
						|
  return _assertThisInitialized(self);
 | 
						|
}
 | 
						|
 | 
						|
function _createSuper(Derived) {
 | 
						|
  var hasNativeReflectConstruct = _isNativeReflectConstruct();
 | 
						|
 | 
						|
  return function _createSuperInternal() {
 | 
						|
    var Super = _getPrototypeOf(Derived),
 | 
						|
        result;
 | 
						|
 | 
						|
    if (hasNativeReflectConstruct) {
 | 
						|
      var NewTarget = _getPrototypeOf(this).constructor;
 | 
						|
 | 
						|
      result = Reflect.construct(Super, arguments, NewTarget);
 | 
						|
    } else {
 | 
						|
      result = Super.apply(this, arguments);
 | 
						|
    }
 | 
						|
 | 
						|
    return _possibleConstructorReturn(this, result);
 | 
						|
  };
 | 
						|
}
 | 
						|
 | 
						|
function _superPropBase(object, property) {
 | 
						|
  while (!Object.prototype.hasOwnProperty.call(object, property)) {
 | 
						|
    object = _getPrototypeOf(object);
 | 
						|
    if (object === null) break;
 | 
						|
  }
 | 
						|
 | 
						|
  return object;
 | 
						|
}
 | 
						|
 | 
						|
function _get(target, property, receiver) {
 | 
						|
  if (typeof Reflect !== "undefined" && Reflect.get) {
 | 
						|
    _get = Reflect.get;
 | 
						|
  } else {
 | 
						|
    _get = function _get(target, property, receiver) {
 | 
						|
      var base = _superPropBase(target, property);
 | 
						|
 | 
						|
      if (!base) return;
 | 
						|
      var desc = Object.getOwnPropertyDescriptor(base, property);
 | 
						|
 | 
						|
      if (desc.get) {
 | 
						|
        return desc.get.call(receiver);
 | 
						|
      }
 | 
						|
 | 
						|
      return desc.value;
 | 
						|
    };
 | 
						|
  }
 | 
						|
 | 
						|
  return _get(target, property, receiver || target);
 | 
						|
}
 | 
						|
 | 
						|
function _slicedToArray(arr, i) {
 | 
						|
  return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
 | 
						|
}
 | 
						|
 | 
						|
function _toArray(arr) {
 | 
						|
  return _arrayWithHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableRest();
 | 
						|
}
 | 
						|
 | 
						|
function _arrayWithHoles(arr) {
 | 
						|
  if (Array.isArray(arr)) return arr;
 | 
						|
}
 | 
						|
 | 
						|
function _iterableToArray(iter) {
 | 
						|
  if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter);
 | 
						|
}
 | 
						|
 | 
						|
function _iterableToArrayLimit(arr, i) {
 | 
						|
  if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
 | 
						|
  var _arr = [];
 | 
						|
  var _n = true;
 | 
						|
  var _d = false;
 | 
						|
  var _e = undefined;
 | 
						|
 | 
						|
  try {
 | 
						|
    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
 | 
						|
      _arr.push(_s.value);
 | 
						|
 | 
						|
      if (i && _arr.length === i) break;
 | 
						|
    }
 | 
						|
  } catch (err) {
 | 
						|
    _d = true;
 | 
						|
    _e = err;
 | 
						|
  } finally {
 | 
						|
    try {
 | 
						|
      if (!_n && _i["return"] != null) _i["return"]();
 | 
						|
    } finally {
 | 
						|
      if (_d) throw _e;
 | 
						|
    }
 | 
						|
  }
 | 
						|
 | 
						|
  return _arr;
 | 
						|
}
 | 
						|
 | 
						|
function _unsupportedIterableToArray(o, minLen) {
 | 
						|
  if (!o) return;
 | 
						|
  if (typeof o === "string") return _arrayLikeToArray(o, minLen);
 | 
						|
  var n = Object.prototype.toString.call(o).slice(8, -1);
 | 
						|
  if (n === "Object" && o.constructor) n = o.constructor.name;
 | 
						|
  if (n === "Map" || n === "Set") return Array.from(o);
 | 
						|
  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
 | 
						|
}
 | 
						|
 | 
						|
function _arrayLikeToArray(arr, len) {
 | 
						|
  if (len == null || len > arr.length) len = arr.length;
 | 
						|
 | 
						|
  for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
 | 
						|
 | 
						|
  return arr2;
 | 
						|
}
 | 
						|
 | 
						|
function _nonIterableRest() {
 | 
						|
  throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
 | 
						|
}
 | 
						|
 | 
						|
function _createForOfIteratorHelper(o, allowArrayLike) {
 | 
						|
  var it;
 | 
						|
 | 
						|
  if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
 | 
						|
    if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
 | 
						|
      if (it) o = it;
 | 
						|
      var i = 0;
 | 
						|
 | 
						|
      var F = function () {};
 | 
						|
 | 
						|
      return {
 | 
						|
        s: F,
 | 
						|
        n: function () {
 | 
						|
          if (i >= o.length) return {
 | 
						|
            done: true
 | 
						|
          };
 | 
						|
          return {
 | 
						|
            done: false,
 | 
						|
            value: o[i++]
 | 
						|
          };
 | 
						|
        },
 | 
						|
        e: function (e) {
 | 
						|
          throw e;
 | 
						|
        },
 | 
						|
        f: F
 | 
						|
      };
 | 
						|
    }
 | 
						|
 | 
						|
    throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
 | 
						|
  }
 | 
						|
 | 
						|
  var normalCompletion = true,
 | 
						|
      didErr = false,
 | 
						|
      err;
 | 
						|
  return {
 | 
						|
    s: function () {
 | 
						|
      it = o[Symbol.iterator]();
 | 
						|
    },
 | 
						|
    n: function () {
 | 
						|
      var step = it.next();
 | 
						|
      normalCompletion = step.done;
 | 
						|
      return step;
 | 
						|
    },
 | 
						|
    e: function (e) {
 | 
						|
      didErr = true;
 | 
						|
      err = e;
 | 
						|
    },
 | 
						|
    f: function () {
 | 
						|
      try {
 | 
						|
        if (!normalCompletion && it.return != null) it.return();
 | 
						|
      } finally {
 | 
						|
        if (didErr) throw err;
 | 
						|
      }
 | 
						|
    }
 | 
						|
  };
 | 
						|
}
 | 
						|
 | 
						|
var Char = {
 | 
						|
  ANCHOR: '&',
 | 
						|
  COMMENT: '#',
 | 
						|
  TAG: '!',
 | 
						|
  DIRECTIVES_END: '-',
 | 
						|
  DOCUMENT_END: '.'
 | 
						|
};
 | 
						|
var Type = {
 | 
						|
  ALIAS: 'ALIAS',
 | 
						|
  BLANK_LINE: 'BLANK_LINE',
 | 
						|
  BLOCK_FOLDED: 'BLOCK_FOLDED',
 | 
						|
  BLOCK_LITERAL: 'BLOCK_LITERAL',
 | 
						|
  COMMENT: 'COMMENT',
 | 
						|
  DIRECTIVE: 'DIRECTIVE',
 | 
						|
  DOCUMENT: 'DOCUMENT',
 | 
						|
  FLOW_MAP: 'FLOW_MAP',
 | 
						|
  FLOW_SEQ: 'FLOW_SEQ',
 | 
						|
  MAP: 'MAP',
 | 
						|
  MAP_KEY: 'MAP_KEY',
 | 
						|
  MAP_VALUE: 'MAP_VALUE',
 | 
						|
  PLAIN: 'PLAIN',
 | 
						|
  QUOTE_DOUBLE: 'QUOTE_DOUBLE',
 | 
						|
  QUOTE_SINGLE: 'QUOTE_SINGLE',
 | 
						|
  SEQ: 'SEQ',
 | 
						|
  SEQ_ITEM: 'SEQ_ITEM'
 | 
						|
};
 | 
						|
var defaultTagPrefix = 'tag:yaml.org,2002:';
 | 
						|
var defaultTags = {
 | 
						|
  MAP: 'tag:yaml.org,2002:map',
 | 
						|
  SEQ: 'tag:yaml.org,2002:seq',
 | 
						|
  STR: 'tag:yaml.org,2002:str'
 | 
						|
};
 | 
						|
 | 
						|
function findLineStarts(src) {
 | 
						|
  var ls = [0];
 | 
						|
  var offset = src.indexOf('\n');
 | 
						|
 | 
						|
  while (offset !== -1) {
 | 
						|
    offset += 1;
 | 
						|
    ls.push(offset);
 | 
						|
    offset = src.indexOf('\n', offset);
 | 
						|
  }
 | 
						|
 | 
						|
  return ls;
 | 
						|
}
 | 
						|
 | 
						|
function getSrcInfo(cst) {
 | 
						|
  var lineStarts, src;
 | 
						|
 | 
						|
  if (typeof cst === 'string') {
 | 
						|
    lineStarts = findLineStarts(cst);
 | 
						|
    src = cst;
 | 
						|
  } else {
 | 
						|
    if (Array.isArray(cst)) cst = cst[0];
 | 
						|
 | 
						|
    if (cst && cst.context) {
 | 
						|
      if (!cst.lineStarts) cst.lineStarts = findLineStarts(cst.context.src);
 | 
						|
      lineStarts = cst.lineStarts;
 | 
						|
      src = cst.context.src;
 | 
						|
    }
 | 
						|
  }
 | 
						|
 | 
						|
  return {
 | 
						|
    lineStarts: lineStarts,
 | 
						|
    src: src
 | 
						|
  };
 | 
						|
}
 | 
						|
/**
 | 
						|
 * @typedef {Object} LinePos - One-indexed position in the source
 | 
						|
 * @property {number} line
 | 
						|
 * @property {number} col
 | 
						|
 */
 | 
						|
 | 
						|
/**
 | 
						|
 * Determine the line/col position matching a character offset.
 | 
						|
 *
 | 
						|
 * Accepts a source string or a CST document as the second parameter. With
 | 
						|
 * the latter, starting indices for lines are cached in the document as
 | 
						|
 * `lineStarts: number[]`.
 | 
						|
 *
 | 
						|
 * Returns a one-indexed `{ line, col }` location if found, or
 | 
						|
 * `undefined` otherwise.
 | 
						|
 *
 | 
						|
 * @param {number} offset
 | 
						|
 * @param {string|Document|Document[]} cst
 | 
						|
 * @returns {?LinePos}
 | 
						|
 */
 | 
						|
 | 
						|
 | 
						|
function getLinePos(offset, cst) {
 | 
						|
  if (typeof offset !== 'number' || offset < 0) return null;
 | 
						|
 | 
						|
  var _getSrcInfo = getSrcInfo(cst),
 | 
						|
      lineStarts = _getSrcInfo.lineStarts,
 | 
						|
      src = _getSrcInfo.src;
 | 
						|
 | 
						|
  if (!lineStarts || !src || offset > src.length) return null;
 | 
						|
 | 
						|
  for (var i = 0; i < lineStarts.length; ++i) {
 | 
						|
    var start = lineStarts[i];
 | 
						|
 | 
						|
    if (offset < start) {
 | 
						|
      return {
 | 
						|
        line: i,
 | 
						|
        col: offset - lineStarts[i - 1] + 1
 | 
						|
      };
 | 
						|
    }
 | 
						|
 | 
						|
    if (offset === start) return {
 | 
						|
      line: i + 1,
 | 
						|
      col: 1
 | 
						|
    };
 | 
						|
  }
 | 
						|
 | 
						|
  var line = lineStarts.length;
 | 
						|
  return {
 | 
						|
    line: line,
 | 
						|
    col: offset - lineStarts[line - 1] + 1
 | 
						|
  };
 | 
						|
}
 | 
						|
/**
 | 
						|
 * Get a specified line from the source.
 | 
						|
 *
 | 
						|
 * Accepts a source string or a CST document as the second parameter. With
 | 
						|
 * the latter, starting indices for lines are cached in the document as
 | 
						|
 * `lineStarts: number[]`.
 | 
						|
 *
 | 
						|
 * Returns the line as a string if found, or `null` otherwise.
 | 
						|
 *
 | 
						|
 * @param {number} line One-indexed line number
 | 
						|
 * @param {string|Document|Document[]} cst
 | 
						|
 * @returns {?string}
 | 
						|
 */
 | 
						|
 | 
						|
function getLine(line, cst) {
 | 
						|
  var _getSrcInfo2 = getSrcInfo(cst),
 | 
						|
      lineStarts = _getSrcInfo2.lineStarts,
 | 
						|
      src = _getSrcInfo2.src;
 | 
						|
 | 
						|
  if (!lineStarts || !(line >= 1) || line > lineStarts.length) return null;
 | 
						|
  var start = lineStarts[line - 1];
 | 
						|
  var end = lineStarts[line]; // undefined for last line; that's ok for slice()
 | 
						|
 | 
						|
  while (end && end > start && src[end - 1] === '\n') {
 | 
						|
    --end;
 | 
						|
  }
 | 
						|
 | 
						|
  return src.slice(start, end);
 | 
						|
}
 | 
						|
/**
 | 
						|
 * Pretty-print the starting line from the source indicated by the range `pos`
 | 
						|
 *
 | 
						|
 * Trims output to `maxWidth` chars while keeping the starting column visible,
 | 
						|
 * using `…` at either end to indicate dropped characters.
 | 
						|
 *
 | 
						|
 * Returns a two-line string (or `null`) with `\n` as separator; the second line
 | 
						|
 * will hold appropriately indented `^` marks indicating the column range.
 | 
						|
 *
 | 
						|
 * @param {Object} pos
 | 
						|
 * @param {LinePos} pos.start
 | 
						|
 * @param {LinePos} [pos.end]
 | 
						|
 * @param {string|Document|Document[]*} cst
 | 
						|
 * @param {number} [maxWidth=80]
 | 
						|
 * @returns {?string}
 | 
						|
 */
 | 
						|
 | 
						|
function getPrettyContext(_ref, cst) {
 | 
						|
  var start = _ref.start,
 | 
						|
      end = _ref.end;
 | 
						|
  var maxWidth = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 80;
 | 
						|
  var src = getLine(start.line, cst);
 | 
						|
  if (!src) return null;
 | 
						|
  var col = start.col;
 | 
						|
 | 
						|
  if (src.length > maxWidth) {
 | 
						|
    if (col <= maxWidth - 10) {
 | 
						|
      src = src.substr(0, maxWidth - 1) + '…';
 | 
						|
    } else {
 | 
						|
      var halfWidth = Math.round(maxWidth / 2);
 | 
						|
      if (src.length > col + halfWidth) src = src.substr(0, col + halfWidth - 1) + '…';
 | 
						|
      col -= src.length - maxWidth;
 | 
						|
      src = '…' + src.substr(1 - maxWidth);
 | 
						|
    }
 | 
						|
  }
 | 
						|
 | 
						|
  var errLen = 1;
 | 
						|
  var errEnd = '';
 | 
						|
 | 
						|
  if (end) {
 | 
						|
    if (end.line === start.line && col + (end.col - start.col) <= maxWidth + 1) {
 | 
						|
      errLen = end.col - start.col;
 | 
						|
    } else {
 | 
						|
      errLen = Math.min(src.length + 1, maxWidth) - col;
 | 
						|
      errEnd = '…';
 | 
						|
    }
 | 
						|
  }
 | 
						|
 | 
						|
  var offset = col > 1 ? ' '.repeat(col - 1) : '';
 | 
						|
  var err = '^'.repeat(errLen);
 | 
						|
  return "".concat(src, "\n").concat(offset).concat(err).concat(errEnd);
 | 
						|
}
 | 
						|
 | 
						|
var Range = /*#__PURE__*/function () {
 | 
						|
  function Range(start, end) {
 | 
						|
    _classCallCheck(this, Range);
 | 
						|
 | 
						|
    this.start = start;
 | 
						|
    this.end = end || start;
 | 
						|
  }
 | 
						|
 | 
						|
  _createClass(Range, [{
 | 
						|
    key: "isEmpty",
 | 
						|
    value: function isEmpty() {
 | 
						|
      return typeof this.start !== 'number' || !this.end || this.end <= this.start;
 | 
						|
    }
 | 
						|
    /**
 | 
						|
     * Set `origStart` and `origEnd` to point to the original source range for
 | 
						|
     * this node, which may differ due to dropped CR characters.
 | 
						|
     *
 | 
						|
     * @param {number[]} cr - Positions of dropped CR characters
 | 
						|
     * @param {number} offset - Starting index of `cr` from the last call
 | 
						|
     * @returns {number} - The next offset, matching the one found for `origStart`
 | 
						|
     */
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "setOrigRange",
 | 
						|
    value: function setOrigRange(cr, offset) {
 | 
						|
      var start = this.start,
 | 
						|
          end = this.end;
 | 
						|
 | 
						|
      if (cr.length === 0 || end <= cr[0]) {
 | 
						|
        this.origStart = start;
 | 
						|
        this.origEnd = end;
 | 
						|
        return offset;
 | 
						|
      }
 | 
						|
 | 
						|
      var i = offset;
 | 
						|
 | 
						|
      while (i < cr.length) {
 | 
						|
        if (cr[i] > start) break;else ++i;
 | 
						|
      }
 | 
						|
 | 
						|
      this.origStart = start + i;
 | 
						|
      var nextOffset = i;
 | 
						|
 | 
						|
      while (i < cr.length) {
 | 
						|
        // if end was at \n, it should now be at \r
 | 
						|
        if (cr[i] >= end) break;else ++i;
 | 
						|
      }
 | 
						|
 | 
						|
      this.origEnd = end + i;
 | 
						|
      return nextOffset;
 | 
						|
    }
 | 
						|
  }], [{
 | 
						|
    key: "copy",
 | 
						|
    value: function copy(orig) {
 | 
						|
      return new Range(orig.start, orig.end);
 | 
						|
    }
 | 
						|
  }]);
 | 
						|
 | 
						|
  return Range;
 | 
						|
}();
 | 
						|
 | 
						|
/** Root class of all nodes */
 | 
						|
 | 
						|
var Node = /*#__PURE__*/function () {
 | 
						|
  function Node(type, props, context) {
 | 
						|
    _classCallCheck(this, Node);
 | 
						|
 | 
						|
    Object.defineProperty(this, 'context', {
 | 
						|
      value: context || null,
 | 
						|
      writable: true
 | 
						|
    });
 | 
						|
    this.error = null;
 | 
						|
    this.range = null;
 | 
						|
    this.valueRange = null;
 | 
						|
    this.props = props || [];
 | 
						|
    this.type = type;
 | 
						|
    this.value = null;
 | 
						|
  }
 | 
						|
 | 
						|
  _createClass(Node, [{
 | 
						|
    key: "getPropValue",
 | 
						|
    value: function getPropValue(idx, key, skipKey) {
 | 
						|
      if (!this.context) return null;
 | 
						|
      var src = this.context.src;
 | 
						|
      var prop = this.props[idx];
 | 
						|
      return prop && src[prop.start] === key ? src.slice(prop.start + (skipKey ? 1 : 0), prop.end) : null;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "anchor",
 | 
						|
    get: function get() {
 | 
						|
      for (var i = 0; i < this.props.length; ++i) {
 | 
						|
        var anchor = this.getPropValue(i, Char.ANCHOR, true);
 | 
						|
        if (anchor != null) return anchor;
 | 
						|
      }
 | 
						|
 | 
						|
      return null;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "comment",
 | 
						|
    get: function get() {
 | 
						|
      var comments = [];
 | 
						|
 | 
						|
      for (var i = 0; i < this.props.length; ++i) {
 | 
						|
        var comment = this.getPropValue(i, Char.COMMENT, true);
 | 
						|
        if (comment != null) comments.push(comment);
 | 
						|
      }
 | 
						|
 | 
						|
      return comments.length > 0 ? comments.join('\n') : null;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "commentHasRequiredWhitespace",
 | 
						|
    value: function commentHasRequiredWhitespace(start) {
 | 
						|
      var src = this.context.src;
 | 
						|
      if (this.header && start === this.header.end) return false;
 | 
						|
      if (!this.valueRange) return false;
 | 
						|
      var end = this.valueRange.end;
 | 
						|
      return start !== end || Node.atBlank(src, end - 1);
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "hasComment",
 | 
						|
    get: function get() {
 | 
						|
      if (this.context) {
 | 
						|
        var src = this.context.src;
 | 
						|
 | 
						|
        for (var i = 0; i < this.props.length; ++i) {
 | 
						|
          if (src[this.props[i].start] === Char.COMMENT) return true;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      return false;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "hasProps",
 | 
						|
    get: function get() {
 | 
						|
      if (this.context) {
 | 
						|
        var src = this.context.src;
 | 
						|
 | 
						|
        for (var i = 0; i < this.props.length; ++i) {
 | 
						|
          if (src[this.props[i].start] !== Char.COMMENT) return true;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      return false;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "includesTrailingLines",
 | 
						|
    get: function get() {
 | 
						|
      return false;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "jsonLike",
 | 
						|
    get: function get() {
 | 
						|
      var jsonLikeTypes = [Type.FLOW_MAP, Type.FLOW_SEQ, Type.QUOTE_DOUBLE, Type.QUOTE_SINGLE];
 | 
						|
      return jsonLikeTypes.indexOf(this.type) !== -1;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "rangeAsLinePos",
 | 
						|
    get: function get() {
 | 
						|
      if (!this.range || !this.context) return undefined;
 | 
						|
      var start = getLinePos(this.range.start, this.context.root);
 | 
						|
      if (!start) return undefined;
 | 
						|
      var end = getLinePos(this.range.end, this.context.root);
 | 
						|
      return {
 | 
						|
        start: start,
 | 
						|
        end: end
 | 
						|
      };
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "rawValue",
 | 
						|
    get: function get() {
 | 
						|
      if (!this.valueRange || !this.context) return null;
 | 
						|
      var _this$valueRange = this.valueRange,
 | 
						|
          start = _this$valueRange.start,
 | 
						|
          end = _this$valueRange.end;
 | 
						|
      return this.context.src.slice(start, end);
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "tag",
 | 
						|
    get: function get() {
 | 
						|
      for (var i = 0; i < this.props.length; ++i) {
 | 
						|
        var tag = this.getPropValue(i, Char.TAG, false);
 | 
						|
 | 
						|
        if (tag != null) {
 | 
						|
          if (tag[1] === '<') {
 | 
						|
            return {
 | 
						|
              verbatim: tag.slice(2, -1)
 | 
						|
            };
 | 
						|
          } else {
 | 
						|
            // eslint-disable-next-line no-unused-vars
 | 
						|
            var _tag$match = tag.match(/^(.*!)([^!]*)$/),
 | 
						|
                _tag$match2 = _slicedToArray(_tag$match, 3);
 | 
						|
                _tag$match2[0];
 | 
						|
                var handle = _tag$match2[1],
 | 
						|
                suffix = _tag$match2[2];
 | 
						|
 | 
						|
            return {
 | 
						|
              handle: handle,
 | 
						|
              suffix: suffix
 | 
						|
            };
 | 
						|
          }
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      return null;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "valueRangeContainsNewline",
 | 
						|
    get: function get() {
 | 
						|
      if (!this.valueRange || !this.context) return false;
 | 
						|
      var _this$valueRange2 = this.valueRange,
 | 
						|
          start = _this$valueRange2.start,
 | 
						|
          end = _this$valueRange2.end;
 | 
						|
      var src = this.context.src;
 | 
						|
 | 
						|
      for (var i = start; i < end; ++i) {
 | 
						|
        if (src[i] === '\n') return true;
 | 
						|
      }
 | 
						|
 | 
						|
      return false;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "parseComment",
 | 
						|
    value: function parseComment(start) {
 | 
						|
      var src = this.context.src;
 | 
						|
 | 
						|
      if (src[start] === Char.COMMENT) {
 | 
						|
        var end = Node.endOfLine(src, start + 1);
 | 
						|
        var commentRange = new Range(start, end);
 | 
						|
        this.props.push(commentRange);
 | 
						|
        return end;
 | 
						|
      }
 | 
						|
 | 
						|
      return start;
 | 
						|
    }
 | 
						|
    /**
 | 
						|
     * Populates the `origStart` and `origEnd` values of all ranges for this
 | 
						|
     * node. Extended by child classes to handle descendant nodes.
 | 
						|
     *
 | 
						|
     * @param {number[]} cr - Positions of dropped CR characters
 | 
						|
     * @param {number} offset - Starting index of `cr` from the last call
 | 
						|
     * @returns {number} - The next offset, matching the one found for `origStart`
 | 
						|
     */
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "setOrigRanges",
 | 
						|
    value: function setOrigRanges(cr, offset) {
 | 
						|
      if (this.range) offset = this.range.setOrigRange(cr, offset);
 | 
						|
      if (this.valueRange) this.valueRange.setOrigRange(cr, offset);
 | 
						|
      this.props.forEach(function (prop) {
 | 
						|
        return prop.setOrigRange(cr, offset);
 | 
						|
      });
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "toString",
 | 
						|
    value: function toString() {
 | 
						|
      var src = this.context.src,
 | 
						|
          range = this.range,
 | 
						|
          value = this.value;
 | 
						|
      if (value != null) return value;
 | 
						|
      var str = src.slice(range.start, range.end);
 | 
						|
      return Node.addStringTerminator(src, range.end, str);
 | 
						|
    }
 | 
						|
  }], [{
 | 
						|
    key: "addStringTerminator",
 | 
						|
    value: function addStringTerminator(src, offset, str) {
 | 
						|
      if (str[str.length - 1] === '\n') return str;
 | 
						|
      var next = Node.endOfWhiteSpace(src, offset);
 | 
						|
      return next >= src.length || src[next] === '\n' ? str + '\n' : str;
 | 
						|
    } // ^(---|...)
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "atDocumentBoundary",
 | 
						|
    value: function atDocumentBoundary(src, offset, sep) {
 | 
						|
      var ch0 = src[offset];
 | 
						|
      if (!ch0) return true;
 | 
						|
      var prev = src[offset - 1];
 | 
						|
      if (prev && prev !== '\n') return false;
 | 
						|
 | 
						|
      if (sep) {
 | 
						|
        if (ch0 !== sep) return false;
 | 
						|
      } else {
 | 
						|
        if (ch0 !== Char.DIRECTIVES_END && ch0 !== Char.DOCUMENT_END) return false;
 | 
						|
      }
 | 
						|
 | 
						|
      var ch1 = src[offset + 1];
 | 
						|
      var ch2 = src[offset + 2];
 | 
						|
      if (ch1 !== ch0 || ch2 !== ch0) return false;
 | 
						|
      var ch3 = src[offset + 3];
 | 
						|
      return !ch3 || ch3 === '\n' || ch3 === '\t' || ch3 === ' ';
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "endOfIdentifier",
 | 
						|
    value: function endOfIdentifier(src, offset) {
 | 
						|
      var ch = src[offset];
 | 
						|
      var isVerbatim = ch === '<';
 | 
						|
      var notOk = isVerbatim ? ['\n', '\t', ' ', '>'] : ['\n', '\t', ' ', '[', ']', '{', '}', ','];
 | 
						|
 | 
						|
      while (ch && notOk.indexOf(ch) === -1) {
 | 
						|
        ch = src[offset += 1];
 | 
						|
      }
 | 
						|
 | 
						|
      if (isVerbatim && ch === '>') offset += 1;
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "endOfIndent",
 | 
						|
    value: function endOfIndent(src, offset) {
 | 
						|
      var ch = src[offset];
 | 
						|
 | 
						|
      while (ch === ' ') {
 | 
						|
        ch = src[offset += 1];
 | 
						|
      }
 | 
						|
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "endOfLine",
 | 
						|
    value: function endOfLine(src, offset) {
 | 
						|
      var ch = src[offset];
 | 
						|
 | 
						|
      while (ch && ch !== '\n') {
 | 
						|
        ch = src[offset += 1];
 | 
						|
      }
 | 
						|
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "endOfWhiteSpace",
 | 
						|
    value: function endOfWhiteSpace(src, offset) {
 | 
						|
      var ch = src[offset];
 | 
						|
 | 
						|
      while (ch === '\t' || ch === ' ') {
 | 
						|
        ch = src[offset += 1];
 | 
						|
      }
 | 
						|
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "startOfLine",
 | 
						|
    value: function startOfLine(src, offset) {
 | 
						|
      var ch = src[offset - 1];
 | 
						|
      if (ch === '\n') return offset;
 | 
						|
 | 
						|
      while (ch && ch !== '\n') {
 | 
						|
        ch = src[offset -= 1];
 | 
						|
      }
 | 
						|
 | 
						|
      return offset + 1;
 | 
						|
    }
 | 
						|
    /**
 | 
						|
     * End of indentation, or null if the line's indent level is not more
 | 
						|
     * than `indent`
 | 
						|
     *
 | 
						|
     * @param {string} src
 | 
						|
     * @param {number} indent
 | 
						|
     * @param {number} lineStart
 | 
						|
     * @returns {?number}
 | 
						|
     */
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "endOfBlockIndent",
 | 
						|
    value: function endOfBlockIndent(src, indent, lineStart) {
 | 
						|
      var inEnd = Node.endOfIndent(src, lineStart);
 | 
						|
 | 
						|
      if (inEnd > lineStart + indent) {
 | 
						|
        return inEnd;
 | 
						|
      } else {
 | 
						|
        var wsEnd = Node.endOfWhiteSpace(src, inEnd);
 | 
						|
        var ch = src[wsEnd];
 | 
						|
        if (!ch || ch === '\n') return wsEnd;
 | 
						|
      }
 | 
						|
 | 
						|
      return null;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "atBlank",
 | 
						|
    value: function atBlank(src, offset, endAsBlank) {
 | 
						|
      var ch = src[offset];
 | 
						|
      return ch === '\n' || ch === '\t' || ch === ' ' || endAsBlank && !ch;
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "nextNodeIsIndented",
 | 
						|
    value: function nextNodeIsIndented(ch, indentDiff, indicatorAsIndent) {
 | 
						|
      if (!ch || indentDiff < 0) return false;
 | 
						|
      if (indentDiff > 0) return true;
 | 
						|
      return indicatorAsIndent && ch === '-';
 | 
						|
    } // should be at line or string end, or at next non-whitespace char
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "normalizeOffset",
 | 
						|
    value: function normalizeOffset(src, offset) {
 | 
						|
      var ch = src[offset];
 | 
						|
      return !ch ? offset : ch !== '\n' && src[offset - 1] === '\n' ? offset - 1 : Node.endOfWhiteSpace(src, offset);
 | 
						|
    } // fold single newline into space, multiple newlines to N - 1 newlines
 | 
						|
    // presumes src[offset] === '\n'
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "foldNewline",
 | 
						|
    value: function foldNewline(src, offset, indent) {
 | 
						|
      var inCount = 0;
 | 
						|
      var error = false;
 | 
						|
      var fold = '';
 | 
						|
      var ch = src[offset + 1];
 | 
						|
 | 
						|
      while (ch === ' ' || ch === '\t' || ch === '\n') {
 | 
						|
        switch (ch) {
 | 
						|
          case '\n':
 | 
						|
            inCount = 0;
 | 
						|
            offset += 1;
 | 
						|
            fold += '\n';
 | 
						|
            break;
 | 
						|
 | 
						|
          case '\t':
 | 
						|
            if (inCount <= indent) error = true;
 | 
						|
            offset = Node.endOfWhiteSpace(src, offset + 2) - 1;
 | 
						|
            break;
 | 
						|
 | 
						|
          case ' ':
 | 
						|
            inCount += 1;
 | 
						|
            offset += 1;
 | 
						|
            break;
 | 
						|
        }
 | 
						|
 | 
						|
        ch = src[offset + 1];
 | 
						|
      }
 | 
						|
 | 
						|
      if (!fold) fold = ' ';
 | 
						|
      if (ch && inCount <= indent) error = true;
 | 
						|
      return {
 | 
						|
        fold: fold,
 | 
						|
        offset: offset,
 | 
						|
        error: error
 | 
						|
      };
 | 
						|
    }
 | 
						|
  }]);
 | 
						|
 | 
						|
  return Node;
 | 
						|
}();
 | 
						|
 | 
						|
var YAMLError = /*#__PURE__*/function (_Error) {
 | 
						|
  _inherits(YAMLError, _Error);
 | 
						|
 | 
						|
  var _super = _createSuper(YAMLError);
 | 
						|
 | 
						|
  function YAMLError(name, source, message) {
 | 
						|
    var _this;
 | 
						|
 | 
						|
    _classCallCheck(this, YAMLError);
 | 
						|
 | 
						|
    if (!message || !(source instanceof Node)) throw new Error("Invalid arguments for new ".concat(name));
 | 
						|
    _this = _super.call(this);
 | 
						|
    _this.name = name;
 | 
						|
    _this.message = message;
 | 
						|
    _this.source = source;
 | 
						|
    return _this;
 | 
						|
  }
 | 
						|
 | 
						|
  _createClass(YAMLError, [{
 | 
						|
    key: "makePretty",
 | 
						|
    value: function makePretty() {
 | 
						|
      if (!this.source) return;
 | 
						|
      this.nodeType = this.source.type;
 | 
						|
      var cst = this.source.context && this.source.context.root;
 | 
						|
 | 
						|
      if (typeof this.offset === 'number') {
 | 
						|
        this.range = new Range(this.offset, this.offset + 1);
 | 
						|
        var start = cst && getLinePos(this.offset, cst);
 | 
						|
 | 
						|
        if (start) {
 | 
						|
          var end = {
 | 
						|
            line: start.line,
 | 
						|
            col: start.col + 1
 | 
						|
          };
 | 
						|
          this.linePos = {
 | 
						|
            start: start,
 | 
						|
            end: end
 | 
						|
          };
 | 
						|
        }
 | 
						|
 | 
						|
        delete this.offset;
 | 
						|
      } else {
 | 
						|
        this.range = this.source.range;
 | 
						|
        this.linePos = this.source.rangeAsLinePos;
 | 
						|
      }
 | 
						|
 | 
						|
      if (this.linePos) {
 | 
						|
        var _this$linePos$start = this.linePos.start,
 | 
						|
            line = _this$linePos$start.line,
 | 
						|
            col = _this$linePos$start.col;
 | 
						|
        this.message += " at line ".concat(line, ", column ").concat(col);
 | 
						|
        var ctx = cst && getPrettyContext(this.linePos, cst);
 | 
						|
        if (ctx) this.message += ":\n\n".concat(ctx, "\n");
 | 
						|
      }
 | 
						|
 | 
						|
      delete this.source;
 | 
						|
    }
 | 
						|
  }]);
 | 
						|
 | 
						|
  return YAMLError;
 | 
						|
}( /*#__PURE__*/_wrapNativeSuper(Error));
 | 
						|
var YAMLReferenceError = /*#__PURE__*/function (_YAMLError) {
 | 
						|
  _inherits(YAMLReferenceError, _YAMLError);
 | 
						|
 | 
						|
  var _super2 = _createSuper(YAMLReferenceError);
 | 
						|
 | 
						|
  function YAMLReferenceError(source, message) {
 | 
						|
    _classCallCheck(this, YAMLReferenceError);
 | 
						|
 | 
						|
    return _super2.call(this, 'YAMLReferenceError', source, message);
 | 
						|
  }
 | 
						|
 | 
						|
  return YAMLReferenceError;
 | 
						|
}(YAMLError);
 | 
						|
var YAMLSemanticError = /*#__PURE__*/function (_YAMLError2) {
 | 
						|
  _inherits(YAMLSemanticError, _YAMLError2);
 | 
						|
 | 
						|
  var _super3 = _createSuper(YAMLSemanticError);
 | 
						|
 | 
						|
  function YAMLSemanticError(source, message) {
 | 
						|
    _classCallCheck(this, YAMLSemanticError);
 | 
						|
 | 
						|
    return _super3.call(this, 'YAMLSemanticError', source, message);
 | 
						|
  }
 | 
						|
 | 
						|
  return YAMLSemanticError;
 | 
						|
}(YAMLError);
 | 
						|
var YAMLSyntaxError = /*#__PURE__*/function (_YAMLError3) {
 | 
						|
  _inherits(YAMLSyntaxError, _YAMLError3);
 | 
						|
 | 
						|
  var _super4 = _createSuper(YAMLSyntaxError);
 | 
						|
 | 
						|
  function YAMLSyntaxError(source, message) {
 | 
						|
    _classCallCheck(this, YAMLSyntaxError);
 | 
						|
 | 
						|
    return _super4.call(this, 'YAMLSyntaxError', source, message);
 | 
						|
  }
 | 
						|
 | 
						|
  return YAMLSyntaxError;
 | 
						|
}(YAMLError);
 | 
						|
var YAMLWarning = /*#__PURE__*/function (_YAMLError4) {
 | 
						|
  _inherits(YAMLWarning, _YAMLError4);
 | 
						|
 | 
						|
  var _super5 = _createSuper(YAMLWarning);
 | 
						|
 | 
						|
  function YAMLWarning(source, message) {
 | 
						|
    _classCallCheck(this, YAMLWarning);
 | 
						|
 | 
						|
    return _super5.call(this, 'YAMLWarning', source, message);
 | 
						|
  }
 | 
						|
 | 
						|
  return YAMLWarning;
 | 
						|
}(YAMLError);
 | 
						|
 | 
						|
var PlainValue = /*#__PURE__*/function (_Node) {
 | 
						|
  _inherits(PlainValue, _Node);
 | 
						|
 | 
						|
  var _super = _createSuper(PlainValue);
 | 
						|
 | 
						|
  function PlainValue() {
 | 
						|
    _classCallCheck(this, PlainValue);
 | 
						|
 | 
						|
    return _super.apply(this, arguments);
 | 
						|
  }
 | 
						|
 | 
						|
  _createClass(PlainValue, [{
 | 
						|
    key: "strValue",
 | 
						|
    get: function get() {
 | 
						|
      if (!this.valueRange || !this.context) return null;
 | 
						|
      var _this$valueRange = this.valueRange,
 | 
						|
          start = _this$valueRange.start,
 | 
						|
          end = _this$valueRange.end;
 | 
						|
      var src = this.context.src;
 | 
						|
      var ch = src[end - 1];
 | 
						|
 | 
						|
      while (start < end && (ch === '\n' || ch === '\t' || ch === ' ')) {
 | 
						|
        ch = src[--end - 1];
 | 
						|
      }
 | 
						|
 | 
						|
      var str = '';
 | 
						|
 | 
						|
      for (var i = start; i < end; ++i) {
 | 
						|
        var _ch = src[i];
 | 
						|
 | 
						|
        if (_ch === '\n') {
 | 
						|
          var _Node$foldNewline = Node.foldNewline(src, i, -1),
 | 
						|
              fold = _Node$foldNewline.fold,
 | 
						|
              offset = _Node$foldNewline.offset;
 | 
						|
 | 
						|
          str += fold;
 | 
						|
          i = offset;
 | 
						|
        } else if (_ch === ' ' || _ch === '\t') {
 | 
						|
          // trim trailing whitespace
 | 
						|
          var wsStart = i;
 | 
						|
          var next = src[i + 1];
 | 
						|
 | 
						|
          while (i < end && (next === ' ' || next === '\t')) {
 | 
						|
            i += 1;
 | 
						|
            next = src[i + 1];
 | 
						|
          }
 | 
						|
 | 
						|
          if (next !== '\n') str += i > wsStart ? src.slice(wsStart, i + 1) : _ch;
 | 
						|
        } else {
 | 
						|
          str += _ch;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      var ch0 = src[start];
 | 
						|
 | 
						|
      switch (ch0) {
 | 
						|
        case '\t':
 | 
						|
          {
 | 
						|
            var msg = 'Plain value cannot start with a tab character';
 | 
						|
            var errors = [new YAMLSemanticError(this, msg)];
 | 
						|
            return {
 | 
						|
              errors: errors,
 | 
						|
              str: str
 | 
						|
            };
 | 
						|
          }
 | 
						|
 | 
						|
        case '@':
 | 
						|
        case '`':
 | 
						|
          {
 | 
						|
            var _msg = "Plain value cannot start with reserved character ".concat(ch0);
 | 
						|
 | 
						|
            var _errors = [new YAMLSemanticError(this, _msg)];
 | 
						|
            return {
 | 
						|
              errors: _errors,
 | 
						|
              str: str
 | 
						|
            };
 | 
						|
          }
 | 
						|
 | 
						|
        default:
 | 
						|
          return str;
 | 
						|
      }
 | 
						|
    }
 | 
						|
  }, {
 | 
						|
    key: "parseBlockValue",
 | 
						|
    value: function parseBlockValue(start) {
 | 
						|
      var _this$context = this.context,
 | 
						|
          indent = _this$context.indent,
 | 
						|
          inFlow = _this$context.inFlow,
 | 
						|
          src = _this$context.src;
 | 
						|
      var offset = start;
 | 
						|
      var valueEnd = start;
 | 
						|
 | 
						|
      for (var ch = src[offset]; ch === '\n'; ch = src[offset]) {
 | 
						|
        if (Node.atDocumentBoundary(src, offset + 1)) break;
 | 
						|
        var end = Node.endOfBlockIndent(src, indent, offset + 1);
 | 
						|
        if (end === null || src[end] === '#') break;
 | 
						|
 | 
						|
        if (src[end] === '\n') {
 | 
						|
          offset = end;
 | 
						|
        } else {
 | 
						|
          valueEnd = PlainValue.endOfLine(src, end, inFlow);
 | 
						|
          offset = valueEnd;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      if (this.valueRange.isEmpty()) this.valueRange.start = start;
 | 
						|
      this.valueRange.end = valueEnd;
 | 
						|
      return valueEnd;
 | 
						|
    }
 | 
						|
    /**
 | 
						|
     * Parses a plain value from the source
 | 
						|
     *
 | 
						|
     * Accepted forms are:
 | 
						|
     * ```
 | 
						|
     * #comment
 | 
						|
     *
 | 
						|
     * first line
 | 
						|
     *
 | 
						|
     * first line #comment
 | 
						|
     *
 | 
						|
     * first line
 | 
						|
     * block
 | 
						|
     * lines
 | 
						|
     *
 | 
						|
     * #comment
 | 
						|
     * block
 | 
						|
     * lines
 | 
						|
     * ```
 | 
						|
     * where block lines are empty or have an indent level greater than `indent`.
 | 
						|
     *
 | 
						|
     * @param {ParseContext} context
 | 
						|
     * @param {number} start - Index of first character
 | 
						|
     * @returns {number} - Index of the character after this scalar, may be `\n`
 | 
						|
     */
 | 
						|
 | 
						|
  }, {
 | 
						|
    key: "parse",
 | 
						|
    value: function parse(context, start) {
 | 
						|
      this.context = context;
 | 
						|
      var inFlow = context.inFlow,
 | 
						|
          src = context.src;
 | 
						|
      var offset = start;
 | 
						|
      var ch = src[offset];
 | 
						|
 | 
						|
      if (ch && ch !== '#' && ch !== '\n') {
 | 
						|
        offset = PlainValue.endOfLine(src, start, inFlow);
 | 
						|
      }
 | 
						|
 | 
						|
      this.valueRange = new Range(start, offset);
 | 
						|
      offset = Node.endOfWhiteSpace(src, offset);
 | 
						|
      offset = this.parseComment(offset);
 | 
						|
 | 
						|
      if (!this.hasComment || this.valueRange.isEmpty()) {
 | 
						|
        offset = this.parseBlockValue(offset);
 | 
						|
      }
 | 
						|
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }], [{
 | 
						|
    key: "endOfLine",
 | 
						|
    value: function endOfLine(src, start, inFlow) {
 | 
						|
      var ch = src[start];
 | 
						|
      var offset = start;
 | 
						|
 | 
						|
      while (ch && ch !== '\n') {
 | 
						|
        if (inFlow && (ch === '[' || ch === ']' || ch === '{' || ch === '}' || ch === ',')) break;
 | 
						|
        var next = src[offset + 1];
 | 
						|
        if (ch === ':' && (!next || next === '\n' || next === '\t' || next === ' ' || inFlow && next === ',')) break;
 | 
						|
        if ((ch === ' ' || ch === '\t') && next === '#') break;
 | 
						|
        offset += 1;
 | 
						|
        ch = next;
 | 
						|
      }
 | 
						|
 | 
						|
      return offset;
 | 
						|
    }
 | 
						|
  }]);
 | 
						|
 | 
						|
  return PlainValue;
 | 
						|
}(Node);
 | 
						|
 | 
						|
export { Char as C, Node as N, PlainValue as P, Range as R, Type as T, YAMLSyntaxError as Y, _createForOfIteratorHelper as _, _typeof as a, _createClass as b, _classCallCheck as c, defaultTagPrefix as d, _defineProperty as e, YAMLWarning as f, YAMLSemanticError as g, _slicedToArray as h, YAMLError as i, _inherits as j, _createSuper as k, _get as l, _getPrototypeOf as m, defaultTags as n, YAMLReferenceError as o, _assertThisInitialized as p, _toArray as q, _possibleConstructorReturn as r };
 |