3852 lines
		
	
	
		
			105 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			3852 lines
		
	
	
		
			105 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
 | 
						||
/*! js-yaml 4.1.0 https://github.com/nodeca/js-yaml @license MIT */
 | 
						||
function isNothing(subject) {
 | 
						||
  return (typeof subject === 'undefined') || (subject === null);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function isObject(subject) {
 | 
						||
  return (typeof subject === 'object') && (subject !== null);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function toArray(sequence) {
 | 
						||
  if (Array.isArray(sequence)) return sequence;
 | 
						||
  else if (isNothing(sequence)) return [];
 | 
						||
 | 
						||
  return [ sequence ];
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function extend(target, source) {
 | 
						||
  var index, length, key, sourceKeys;
 | 
						||
 | 
						||
  if (source) {
 | 
						||
    sourceKeys = Object.keys(source);
 | 
						||
 | 
						||
    for (index = 0, length = sourceKeys.length; index < length; index += 1) {
 | 
						||
      key = sourceKeys[index];
 | 
						||
      target[key] = source[key];
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return target;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function repeat(string, count) {
 | 
						||
  var result = '', cycle;
 | 
						||
 | 
						||
  for (cycle = 0; cycle < count; cycle += 1) {
 | 
						||
    result += string;
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function isNegativeZero(number) {
 | 
						||
  return (number === 0) && (Number.NEGATIVE_INFINITY === 1 / number);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var isNothing_1      = isNothing;
 | 
						||
var isObject_1       = isObject;
 | 
						||
var toArray_1        = toArray;
 | 
						||
var repeat_1         = repeat;
 | 
						||
var isNegativeZero_1 = isNegativeZero;
 | 
						||
var extend_1         = extend;
 | 
						||
 | 
						||
var common = {
 | 
						||
	isNothing: isNothing_1,
 | 
						||
	isObject: isObject_1,
 | 
						||
	toArray: toArray_1,
 | 
						||
	repeat: repeat_1,
 | 
						||
	isNegativeZero: isNegativeZero_1,
 | 
						||
	extend: extend_1
 | 
						||
};
 | 
						||
 | 
						||
// YAML error class. http://stackoverflow.com/questions/8458984
 | 
						||
 | 
						||
 | 
						||
function formatError(exception, compact) {
 | 
						||
  var where = '', message = exception.reason || '(unknown reason)';
 | 
						||
 | 
						||
  if (!exception.mark) return message;
 | 
						||
 | 
						||
  if (exception.mark.name) {
 | 
						||
    where += 'in "' + exception.mark.name + '" ';
 | 
						||
  }
 | 
						||
 | 
						||
  where += '(' + (exception.mark.line + 1) + ':' + (exception.mark.column + 1) + ')';
 | 
						||
 | 
						||
  if (!compact && exception.mark.snippet) {
 | 
						||
    where += '\n\n' + exception.mark.snippet;
 | 
						||
  }
 | 
						||
 | 
						||
  return message + ' ' + where;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function YAMLException$1(reason, mark) {
 | 
						||
  // Super constructor
 | 
						||
  Error.call(this);
 | 
						||
 | 
						||
  this.name = 'YAMLException';
 | 
						||
  this.reason = reason;
 | 
						||
  this.mark = mark;
 | 
						||
  this.message = formatError(this, false);
 | 
						||
 | 
						||
  // Include stack trace in error object
 | 
						||
  if (Error.captureStackTrace) {
 | 
						||
    // Chrome and NodeJS
 | 
						||
    Error.captureStackTrace(this, this.constructor);
 | 
						||
  } else {
 | 
						||
    // FF, IE 10+ and Safari 6+. Fallback for others
 | 
						||
    this.stack = (new Error()).stack || '';
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
// Inherit from Error
 | 
						||
YAMLException$1.prototype = Object.create(Error.prototype);
 | 
						||
YAMLException$1.prototype.constructor = YAMLException$1;
 | 
						||
 | 
						||
 | 
						||
YAMLException$1.prototype.toString = function toString(compact) {
 | 
						||
  return this.name + ': ' + formatError(this, compact);
 | 
						||
};
 | 
						||
 | 
						||
 | 
						||
var exception = YAMLException$1;
 | 
						||
 | 
						||
// get snippet for a single line, respecting maxLength
 | 
						||
function getLine(buffer, lineStart, lineEnd, position, maxLineLength) {
 | 
						||
  var head = '';
 | 
						||
  var tail = '';
 | 
						||
  var maxHalfLength = Math.floor(maxLineLength / 2) - 1;
 | 
						||
 | 
						||
  if (position - lineStart > maxHalfLength) {
 | 
						||
    head = ' ... ';
 | 
						||
    lineStart = position - maxHalfLength + head.length;
 | 
						||
  }
 | 
						||
 | 
						||
  if (lineEnd - position > maxHalfLength) {
 | 
						||
    tail = ' ...';
 | 
						||
    lineEnd = position + maxHalfLength - tail.length;
 | 
						||
  }
 | 
						||
 | 
						||
  return {
 | 
						||
    str: head + buffer.slice(lineStart, lineEnd).replace(/\t/g, '→') + tail,
 | 
						||
    pos: position - lineStart + head.length // relative position
 | 
						||
  };
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function padStart(string, max) {
 | 
						||
  return common.repeat(' ', max - string.length) + string;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function makeSnippet(mark, options) {
 | 
						||
  options = Object.create(options || null);
 | 
						||
 | 
						||
  if (!mark.buffer) return null;
 | 
						||
 | 
						||
  if (!options.maxLength) options.maxLength = 79;
 | 
						||
  if (typeof options.indent      !== 'number') options.indent      = 1;
 | 
						||
  if (typeof options.linesBefore !== 'number') options.linesBefore = 3;
 | 
						||
  if (typeof options.linesAfter  !== 'number') options.linesAfter  = 2;
 | 
						||
 | 
						||
  var re = /\r?\n|\r|\0/g;
 | 
						||
  var lineStarts = [ 0 ];
 | 
						||
  var lineEnds = [];
 | 
						||
  var match;
 | 
						||
  var foundLineNo = -1;
 | 
						||
 | 
						||
  while ((match = re.exec(mark.buffer))) {
 | 
						||
    lineEnds.push(match.index);
 | 
						||
    lineStarts.push(match.index + match[0].length);
 | 
						||
 | 
						||
    if (mark.position <= match.index && foundLineNo < 0) {
 | 
						||
      foundLineNo = lineStarts.length - 2;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (foundLineNo < 0) foundLineNo = lineStarts.length - 1;
 | 
						||
 | 
						||
  var result = '', i, line;
 | 
						||
  var lineNoLength = Math.min(mark.line + options.linesAfter, lineEnds.length).toString().length;
 | 
						||
  var maxLineLength = options.maxLength - (options.indent + lineNoLength + 3);
 | 
						||
 | 
						||
  for (i = 1; i <= options.linesBefore; i++) {
 | 
						||
    if (foundLineNo - i < 0) break;
 | 
						||
    line = getLine(
 | 
						||
      mark.buffer,
 | 
						||
      lineStarts[foundLineNo - i],
 | 
						||
      lineEnds[foundLineNo - i],
 | 
						||
      mark.position - (lineStarts[foundLineNo] - lineStarts[foundLineNo - i]),
 | 
						||
      maxLineLength
 | 
						||
    );
 | 
						||
    result = common.repeat(' ', options.indent) + padStart((mark.line - i + 1).toString(), lineNoLength) +
 | 
						||
      ' | ' + line.str + '\n' + result;
 | 
						||
  }
 | 
						||
 | 
						||
  line = getLine(mark.buffer, lineStarts[foundLineNo], lineEnds[foundLineNo], mark.position, maxLineLength);
 | 
						||
  result += common.repeat(' ', options.indent) + padStart((mark.line + 1).toString(), lineNoLength) +
 | 
						||
    ' | ' + line.str + '\n';
 | 
						||
  result += common.repeat('-', options.indent + lineNoLength + 3 + line.pos) + '^' + '\n';
 | 
						||
 | 
						||
  for (i = 1; i <= options.linesAfter; i++) {
 | 
						||
    if (foundLineNo + i >= lineEnds.length) break;
 | 
						||
    line = getLine(
 | 
						||
      mark.buffer,
 | 
						||
      lineStarts[foundLineNo + i],
 | 
						||
      lineEnds[foundLineNo + i],
 | 
						||
      mark.position - (lineStarts[foundLineNo] - lineStarts[foundLineNo + i]),
 | 
						||
      maxLineLength
 | 
						||
    );
 | 
						||
    result += common.repeat(' ', options.indent) + padStart((mark.line + i + 1).toString(), lineNoLength) +
 | 
						||
      ' | ' + line.str + '\n';
 | 
						||
  }
 | 
						||
 | 
						||
  return result.replace(/\n$/, '');
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var snippet = makeSnippet;
 | 
						||
 | 
						||
var TYPE_CONSTRUCTOR_OPTIONS = [
 | 
						||
  'kind',
 | 
						||
  'multi',
 | 
						||
  'resolve',
 | 
						||
  'construct',
 | 
						||
  'instanceOf',
 | 
						||
  'predicate',
 | 
						||
  'represent',
 | 
						||
  'representName',
 | 
						||
  'defaultStyle',
 | 
						||
  'styleAliases'
 | 
						||
];
 | 
						||
 | 
						||
var YAML_NODE_KINDS = [
 | 
						||
  'scalar',
 | 
						||
  'sequence',
 | 
						||
  'mapping'
 | 
						||
];
 | 
						||
 | 
						||
function compileStyleAliases(map) {
 | 
						||
  var result = {};
 | 
						||
 | 
						||
  if (map !== null) {
 | 
						||
    Object.keys(map).forEach(function (style) {
 | 
						||
      map[style].forEach(function (alias) {
 | 
						||
        result[String(alias)] = style;
 | 
						||
      });
 | 
						||
    });
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
function Type$1(tag, options) {
 | 
						||
  options = options || {};
 | 
						||
 | 
						||
  Object.keys(options).forEach(function (name) {
 | 
						||
    if (TYPE_CONSTRUCTOR_OPTIONS.indexOf(name) === -1) {
 | 
						||
      throw new exception('Unknown option "' + name + '" is met in definition of "' + tag + '" YAML type.');
 | 
						||
    }
 | 
						||
  });
 | 
						||
 | 
						||
  // TODO: Add tag format check.
 | 
						||
  this.options       = options; // keep original options in case user wants to extend this type later
 | 
						||
  this.tag           = tag;
 | 
						||
  this.kind          = options['kind']          || null;
 | 
						||
  this.resolve       = options['resolve']       || function () { return true; };
 | 
						||
  this.construct     = options['construct']     || function (data) { return data; };
 | 
						||
  this.instanceOf    = options['instanceOf']    || null;
 | 
						||
  this.predicate     = options['predicate']     || null;
 | 
						||
  this.represent     = options['represent']     || null;
 | 
						||
  this.representName = options['representName'] || null;
 | 
						||
  this.defaultStyle  = options['defaultStyle']  || null;
 | 
						||
  this.multi         = options['multi']         || false;
 | 
						||
  this.styleAliases  = compileStyleAliases(options['styleAliases'] || null);
 | 
						||
 | 
						||
  if (YAML_NODE_KINDS.indexOf(this.kind) === -1) {
 | 
						||
    throw new exception('Unknown kind "' + this.kind + '" is specified for "' + tag + '" YAML type.');
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
var type = Type$1;
 | 
						||
 | 
						||
/*eslint-disable max-len*/
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
function compileList(schema, name) {
 | 
						||
  var result = [];
 | 
						||
 | 
						||
  schema[name].forEach(function (currentType) {
 | 
						||
    var newIndex = result.length;
 | 
						||
 | 
						||
    result.forEach(function (previousType, previousIndex) {
 | 
						||
      if (previousType.tag === currentType.tag &&
 | 
						||
          previousType.kind === currentType.kind &&
 | 
						||
          previousType.multi === currentType.multi) {
 | 
						||
 | 
						||
        newIndex = previousIndex;
 | 
						||
      }
 | 
						||
    });
 | 
						||
 | 
						||
    result[newIndex] = currentType;
 | 
						||
  });
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function compileMap(/* lists... */) {
 | 
						||
  var result = {
 | 
						||
        scalar: {},
 | 
						||
        sequence: {},
 | 
						||
        mapping: {},
 | 
						||
        fallback: {},
 | 
						||
        multi: {
 | 
						||
          scalar: [],
 | 
						||
          sequence: [],
 | 
						||
          mapping: [],
 | 
						||
          fallback: []
 | 
						||
        }
 | 
						||
      }, index, length;
 | 
						||
 | 
						||
  function collectType(type) {
 | 
						||
    if (type.multi) {
 | 
						||
      result.multi[type.kind].push(type);
 | 
						||
      result.multi['fallback'].push(type);
 | 
						||
    } else {
 | 
						||
      result[type.kind][type.tag] = result['fallback'][type.tag] = type;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  for (index = 0, length = arguments.length; index < length; index += 1) {
 | 
						||
    arguments[index].forEach(collectType);
 | 
						||
  }
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function Schema$1(definition) {
 | 
						||
  return this.extend(definition);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
Schema$1.prototype.extend = function extend(definition) {
 | 
						||
  var implicit = [];
 | 
						||
  var explicit = [];
 | 
						||
 | 
						||
  if (definition instanceof type) {
 | 
						||
    // Schema.extend(type)
 | 
						||
    explicit.push(definition);
 | 
						||
 | 
						||
  } else if (Array.isArray(definition)) {
 | 
						||
    // Schema.extend([ type1, type2, ... ])
 | 
						||
    explicit = explicit.concat(definition);
 | 
						||
 | 
						||
  } else if (definition && (Array.isArray(definition.implicit) || Array.isArray(definition.explicit))) {
 | 
						||
    // Schema.extend({ explicit: [ type1, type2, ... ], implicit: [ type1, type2, ... ] })
 | 
						||
    if (definition.implicit) implicit = implicit.concat(definition.implicit);
 | 
						||
    if (definition.explicit) explicit = explicit.concat(definition.explicit);
 | 
						||
 | 
						||
  } else {
 | 
						||
    throw new exception('Schema.extend argument should be a Type, [ Type ], ' +
 | 
						||
      'or a schema definition ({ implicit: [...], explicit: [...] })');
 | 
						||
  }
 | 
						||
 | 
						||
  implicit.forEach(function (type$1) {
 | 
						||
    if (!(type$1 instanceof type)) {
 | 
						||
      throw new exception('Specified list of YAML types (or a single Type object) contains a non-Type object.');
 | 
						||
    }
 | 
						||
 | 
						||
    if (type$1.loadKind && type$1.loadKind !== 'scalar') {
 | 
						||
      throw new exception('There is a non-scalar type in the implicit list of a schema. Implicit resolving of such types is not supported.');
 | 
						||
    }
 | 
						||
 | 
						||
    if (type$1.multi) {
 | 
						||
      throw new exception('There is a multi type in the implicit list of a schema. Multi tags can only be listed as explicit.');
 | 
						||
    }
 | 
						||
  });
 | 
						||
 | 
						||
  explicit.forEach(function (type$1) {
 | 
						||
    if (!(type$1 instanceof type)) {
 | 
						||
      throw new exception('Specified list of YAML types (or a single Type object) contains a non-Type object.');
 | 
						||
    }
 | 
						||
  });
 | 
						||
 | 
						||
  var result = Object.create(Schema$1.prototype);
 | 
						||
 | 
						||
  result.implicit = (this.implicit || []).concat(implicit);
 | 
						||
  result.explicit = (this.explicit || []).concat(explicit);
 | 
						||
 | 
						||
  result.compiledImplicit = compileList(result, 'implicit');
 | 
						||
  result.compiledExplicit = compileList(result, 'explicit');
 | 
						||
  result.compiledTypeMap  = compileMap(result.compiledImplicit, result.compiledExplicit);
 | 
						||
 | 
						||
  return result;
 | 
						||
};
 | 
						||
 | 
						||
 | 
						||
var schema = Schema$1;
 | 
						||
 | 
						||
var str = new type('tag:yaml.org,2002:str', {
 | 
						||
  kind: 'scalar',
 | 
						||
  construct: function (data) { return data !== null ? data : ''; }
 | 
						||
});
 | 
						||
 | 
						||
var seq = new type('tag:yaml.org,2002:seq', {
 | 
						||
  kind: 'sequence',
 | 
						||
  construct: function (data) { return data !== null ? data : []; }
 | 
						||
});
 | 
						||
 | 
						||
var map = new type('tag:yaml.org,2002:map', {
 | 
						||
  kind: 'mapping',
 | 
						||
  construct: function (data) { return data !== null ? data : {}; }
 | 
						||
});
 | 
						||
 | 
						||
var failsafe = new schema({
 | 
						||
  explicit: [
 | 
						||
    str,
 | 
						||
    seq,
 | 
						||
    map
 | 
						||
  ]
 | 
						||
});
 | 
						||
 | 
						||
function resolveYamlNull(data) {
 | 
						||
  if (data === null) return true;
 | 
						||
 | 
						||
  var max = data.length;
 | 
						||
 | 
						||
  return (max === 1 && data === '~') ||
 | 
						||
         (max === 4 && (data === 'null' || data === 'Null' || data === 'NULL'));
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlNull() {
 | 
						||
  return null;
 | 
						||
}
 | 
						||
 | 
						||
function isNull(object) {
 | 
						||
  return object === null;
 | 
						||
}
 | 
						||
 | 
						||
var _null = new type('tag:yaml.org,2002:null', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlNull,
 | 
						||
  construct: constructYamlNull,
 | 
						||
  predicate: isNull,
 | 
						||
  represent: {
 | 
						||
    canonical: function () { return '~';    },
 | 
						||
    lowercase: function () { return 'null'; },
 | 
						||
    uppercase: function () { return 'NULL'; },
 | 
						||
    camelcase: function () { return 'Null'; },
 | 
						||
    empty:     function () { return '';     }
 | 
						||
  },
 | 
						||
  defaultStyle: 'lowercase'
 | 
						||
});
 | 
						||
 | 
						||
function resolveYamlBoolean(data) {
 | 
						||
  if (data === null) return false;
 | 
						||
 | 
						||
  var max = data.length;
 | 
						||
 | 
						||
  return (max === 4 && (data === 'true' || data === 'True' || data === 'TRUE')) ||
 | 
						||
         (max === 5 && (data === 'false' || data === 'False' || data === 'FALSE'));
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlBoolean(data) {
 | 
						||
  return data === 'true' ||
 | 
						||
         data === 'True' ||
 | 
						||
         data === 'TRUE';
 | 
						||
}
 | 
						||
 | 
						||
function isBoolean(object) {
 | 
						||
  return Object.prototype.toString.call(object) === '[object Boolean]';
 | 
						||
}
 | 
						||
 | 
						||
var bool = new type('tag:yaml.org,2002:bool', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlBoolean,
 | 
						||
  construct: constructYamlBoolean,
 | 
						||
  predicate: isBoolean,
 | 
						||
  represent: {
 | 
						||
    lowercase: function (object) { return object ? 'true' : 'false'; },
 | 
						||
    uppercase: function (object) { return object ? 'TRUE' : 'FALSE'; },
 | 
						||
    camelcase: function (object) { return object ? 'True' : 'False'; }
 | 
						||
  },
 | 
						||
  defaultStyle: 'lowercase'
 | 
						||
});
 | 
						||
 | 
						||
function isHexCode(c) {
 | 
						||
  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) ||
 | 
						||
         ((0x41/* A */ <= c) && (c <= 0x46/* F */)) ||
 | 
						||
         ((0x61/* a */ <= c) && (c <= 0x66/* f */));
 | 
						||
}
 | 
						||
 | 
						||
function isOctCode(c) {
 | 
						||
  return ((0x30/* 0 */ <= c) && (c <= 0x37/* 7 */));
 | 
						||
}
 | 
						||
 | 
						||
function isDecCode(c) {
 | 
						||
  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */));
 | 
						||
}
 | 
						||
 | 
						||
function resolveYamlInteger(data) {
 | 
						||
  if (data === null) return false;
 | 
						||
 | 
						||
  var max = data.length,
 | 
						||
      index = 0,
 | 
						||
      hasDigits = false,
 | 
						||
      ch;
 | 
						||
 | 
						||
  if (!max) return false;
 | 
						||
 | 
						||
  ch = data[index];
 | 
						||
 | 
						||
  // sign
 | 
						||
  if (ch === '-' || ch === '+') {
 | 
						||
    ch = data[++index];
 | 
						||
  }
 | 
						||
 | 
						||
  if (ch === '0') {
 | 
						||
    // 0
 | 
						||
    if (index + 1 === max) return true;
 | 
						||
    ch = data[++index];
 | 
						||
 | 
						||
    // base 2, base 8, base 16
 | 
						||
 | 
						||
    if (ch === 'b') {
 | 
						||
      // base 2
 | 
						||
      index++;
 | 
						||
 | 
						||
      for (; index < max; index++) {
 | 
						||
        ch = data[index];
 | 
						||
        if (ch === '_') continue;
 | 
						||
        if (ch !== '0' && ch !== '1') return false;
 | 
						||
        hasDigits = true;
 | 
						||
      }
 | 
						||
      return hasDigits && ch !== '_';
 | 
						||
    }
 | 
						||
 | 
						||
 | 
						||
    if (ch === 'x') {
 | 
						||
      // base 16
 | 
						||
      index++;
 | 
						||
 | 
						||
      for (; index < max; index++) {
 | 
						||
        ch = data[index];
 | 
						||
        if (ch === '_') continue;
 | 
						||
        if (!isHexCode(data.charCodeAt(index))) return false;
 | 
						||
        hasDigits = true;
 | 
						||
      }
 | 
						||
      return hasDigits && ch !== '_';
 | 
						||
    }
 | 
						||
 | 
						||
 | 
						||
    if (ch === 'o') {
 | 
						||
      // base 8
 | 
						||
      index++;
 | 
						||
 | 
						||
      for (; index < max; index++) {
 | 
						||
        ch = data[index];
 | 
						||
        if (ch === '_') continue;
 | 
						||
        if (!isOctCode(data.charCodeAt(index))) return false;
 | 
						||
        hasDigits = true;
 | 
						||
      }
 | 
						||
      return hasDigits && ch !== '_';
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  // base 10 (except 0)
 | 
						||
 | 
						||
  // value should not start with `_`;
 | 
						||
  if (ch === '_') return false;
 | 
						||
 | 
						||
  for (; index < max; index++) {
 | 
						||
    ch = data[index];
 | 
						||
    if (ch === '_') continue;
 | 
						||
    if (!isDecCode(data.charCodeAt(index))) {
 | 
						||
      return false;
 | 
						||
    }
 | 
						||
    hasDigits = true;
 | 
						||
  }
 | 
						||
 | 
						||
  // Should have digits and should not end with `_`
 | 
						||
  if (!hasDigits || ch === '_') return false;
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlInteger(data) {
 | 
						||
  var value = data, sign = 1, ch;
 | 
						||
 | 
						||
  if (value.indexOf('_') !== -1) {
 | 
						||
    value = value.replace(/_/g, '');
 | 
						||
  }
 | 
						||
 | 
						||
  ch = value[0];
 | 
						||
 | 
						||
  if (ch === '-' || ch === '+') {
 | 
						||
    if (ch === '-') sign = -1;
 | 
						||
    value = value.slice(1);
 | 
						||
    ch = value[0];
 | 
						||
  }
 | 
						||
 | 
						||
  if (value === '0') return 0;
 | 
						||
 | 
						||
  if (ch === '0') {
 | 
						||
    if (value[1] === 'b') return sign * parseInt(value.slice(2), 2);
 | 
						||
    if (value[1] === 'x') return sign * parseInt(value.slice(2), 16);
 | 
						||
    if (value[1] === 'o') return sign * parseInt(value.slice(2), 8);
 | 
						||
  }
 | 
						||
 | 
						||
  return sign * parseInt(value, 10);
 | 
						||
}
 | 
						||
 | 
						||
function isInteger(object) {
 | 
						||
  return (Object.prototype.toString.call(object)) === '[object Number]' &&
 | 
						||
         (object % 1 === 0 && !common.isNegativeZero(object));
 | 
						||
}
 | 
						||
 | 
						||
var int = new type('tag:yaml.org,2002:int', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlInteger,
 | 
						||
  construct: constructYamlInteger,
 | 
						||
  predicate: isInteger,
 | 
						||
  represent: {
 | 
						||
    binary:      function (obj) { return obj >= 0 ? '0b' + obj.toString(2) : '-0b' + obj.toString(2).slice(1); },
 | 
						||
    octal:       function (obj) { return obj >= 0 ? '0o'  + obj.toString(8) : '-0o'  + obj.toString(8).slice(1); },
 | 
						||
    decimal:     function (obj) { return obj.toString(10); },
 | 
						||
    /* eslint-disable max-len */
 | 
						||
    hexadecimal: function (obj) { return obj >= 0 ? '0x' + obj.toString(16).toUpperCase() :  '-0x' + obj.toString(16).toUpperCase().slice(1); }
 | 
						||
  },
 | 
						||
  defaultStyle: 'decimal',
 | 
						||
  styleAliases: {
 | 
						||
    binary:      [ 2,  'bin' ],
 | 
						||
    octal:       [ 8,  'oct' ],
 | 
						||
    decimal:     [ 10, 'dec' ],
 | 
						||
    hexadecimal: [ 16, 'hex' ]
 | 
						||
  }
 | 
						||
});
 | 
						||
 | 
						||
var YAML_FLOAT_PATTERN = new RegExp(
 | 
						||
  // 2.5e4, 2.5 and integers
 | 
						||
  '^(?:[-+]?(?:[0-9][0-9_]*)(?:\\.[0-9_]*)?(?:[eE][-+]?[0-9]+)?' +
 | 
						||
  // .2e4, .2
 | 
						||
  // special case, seems not from spec
 | 
						||
  '|\\.[0-9_]+(?:[eE][-+]?[0-9]+)?' +
 | 
						||
  // .inf
 | 
						||
  '|[-+]?\\.(?:inf|Inf|INF)' +
 | 
						||
  // .nan
 | 
						||
  '|\\.(?:nan|NaN|NAN))$');
 | 
						||
 | 
						||
function resolveYamlFloat(data) {
 | 
						||
  if (data === null) return false;
 | 
						||
 | 
						||
  if (!YAML_FLOAT_PATTERN.test(data) ||
 | 
						||
      // Quick hack to not allow integers end with `_`
 | 
						||
      // Probably should update regexp & check speed
 | 
						||
      data[data.length - 1] === '_') {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlFloat(data) {
 | 
						||
  var value, sign;
 | 
						||
 | 
						||
  value  = data.replace(/_/g, '').toLowerCase();
 | 
						||
  sign   = value[0] === '-' ? -1 : 1;
 | 
						||
 | 
						||
  if ('+-'.indexOf(value[0]) >= 0) {
 | 
						||
    value = value.slice(1);
 | 
						||
  }
 | 
						||
 | 
						||
  if (value === '.inf') {
 | 
						||
    return (sign === 1) ? Number.POSITIVE_INFINITY : Number.NEGATIVE_INFINITY;
 | 
						||
 | 
						||
  } else if (value === '.nan') {
 | 
						||
    return NaN;
 | 
						||
  }
 | 
						||
  return sign * parseFloat(value, 10);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var SCIENTIFIC_WITHOUT_DOT = /^[-+]?[0-9]+e/;
 | 
						||
 | 
						||
function representYamlFloat(object, style) {
 | 
						||
  var res;
 | 
						||
 | 
						||
  if (isNaN(object)) {
 | 
						||
    switch (style) {
 | 
						||
      case 'lowercase': return '.nan';
 | 
						||
      case 'uppercase': return '.NAN';
 | 
						||
      case 'camelcase': return '.NaN';
 | 
						||
    }
 | 
						||
  } else if (Number.POSITIVE_INFINITY === object) {
 | 
						||
    switch (style) {
 | 
						||
      case 'lowercase': return '.inf';
 | 
						||
      case 'uppercase': return '.INF';
 | 
						||
      case 'camelcase': return '.Inf';
 | 
						||
    }
 | 
						||
  } else if (Number.NEGATIVE_INFINITY === object) {
 | 
						||
    switch (style) {
 | 
						||
      case 'lowercase': return '-.inf';
 | 
						||
      case 'uppercase': return '-.INF';
 | 
						||
      case 'camelcase': return '-.Inf';
 | 
						||
    }
 | 
						||
  } else if (common.isNegativeZero(object)) {
 | 
						||
    return '-0.0';
 | 
						||
  }
 | 
						||
 | 
						||
  res = object.toString(10);
 | 
						||
 | 
						||
  // JS stringifier can build scientific format without dots: 5e-100,
 | 
						||
  // while YAML requres dot: 5.e-100. Fix it with simple hack
 | 
						||
 | 
						||
  return SCIENTIFIC_WITHOUT_DOT.test(res) ? res.replace('e', '.e') : res;
 | 
						||
}
 | 
						||
 | 
						||
function isFloat(object) {
 | 
						||
  return (Object.prototype.toString.call(object) === '[object Number]') &&
 | 
						||
         (object % 1 !== 0 || common.isNegativeZero(object));
 | 
						||
}
 | 
						||
 | 
						||
var float = new type('tag:yaml.org,2002:float', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlFloat,
 | 
						||
  construct: constructYamlFloat,
 | 
						||
  predicate: isFloat,
 | 
						||
  represent: representYamlFloat,
 | 
						||
  defaultStyle: 'lowercase'
 | 
						||
});
 | 
						||
 | 
						||
var json = failsafe.extend({
 | 
						||
  implicit: [
 | 
						||
    _null,
 | 
						||
    bool,
 | 
						||
    int,
 | 
						||
    float
 | 
						||
  ]
 | 
						||
});
 | 
						||
 | 
						||
var core = json;
 | 
						||
 | 
						||
var YAML_DATE_REGEXP = new RegExp(
 | 
						||
  '^([0-9][0-9][0-9][0-9])'          + // [1] year
 | 
						||
  '-([0-9][0-9])'                    + // [2] month
 | 
						||
  '-([0-9][0-9])$');                   // [3] day
 | 
						||
 | 
						||
var YAML_TIMESTAMP_REGEXP = new RegExp(
 | 
						||
  '^([0-9][0-9][0-9][0-9])'          + // [1] year
 | 
						||
  '-([0-9][0-9]?)'                   + // [2] month
 | 
						||
  '-([0-9][0-9]?)'                   + // [3] day
 | 
						||
  '(?:[Tt]|[ \\t]+)'                 + // ...
 | 
						||
  '([0-9][0-9]?)'                    + // [4] hour
 | 
						||
  ':([0-9][0-9])'                    + // [5] minute
 | 
						||
  ':([0-9][0-9])'                    + // [6] second
 | 
						||
  '(?:\\.([0-9]*))?'                 + // [7] fraction
 | 
						||
  '(?:[ \\t]*(Z|([-+])([0-9][0-9]?)' + // [8] tz [9] tz_sign [10] tz_hour
 | 
						||
  '(?::([0-9][0-9]))?))?$');           // [11] tz_minute
 | 
						||
 | 
						||
function resolveYamlTimestamp(data) {
 | 
						||
  if (data === null) return false;
 | 
						||
  if (YAML_DATE_REGEXP.exec(data) !== null) return true;
 | 
						||
  if (YAML_TIMESTAMP_REGEXP.exec(data) !== null) return true;
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlTimestamp(data) {
 | 
						||
  var match, year, month, day, hour, minute, second, fraction = 0,
 | 
						||
      delta = null, tz_hour, tz_minute, date;
 | 
						||
 | 
						||
  match = YAML_DATE_REGEXP.exec(data);
 | 
						||
  if (match === null) match = YAML_TIMESTAMP_REGEXP.exec(data);
 | 
						||
 | 
						||
  if (match === null) throw new Error('Date resolve error');
 | 
						||
 | 
						||
  // match: [1] year [2] month [3] day
 | 
						||
 | 
						||
  year = +(match[1]);
 | 
						||
  month = +(match[2]) - 1; // JS month starts with 0
 | 
						||
  day = +(match[3]);
 | 
						||
 | 
						||
  if (!match[4]) { // no hour
 | 
						||
    return new Date(Date.UTC(year, month, day));
 | 
						||
  }
 | 
						||
 | 
						||
  // match: [4] hour [5] minute [6] second [7] fraction
 | 
						||
 | 
						||
  hour = +(match[4]);
 | 
						||
  minute = +(match[5]);
 | 
						||
  second = +(match[6]);
 | 
						||
 | 
						||
  if (match[7]) {
 | 
						||
    fraction = match[7].slice(0, 3);
 | 
						||
    while (fraction.length < 3) { // milli-seconds
 | 
						||
      fraction += '0';
 | 
						||
    }
 | 
						||
    fraction = +fraction;
 | 
						||
  }
 | 
						||
 | 
						||
  // match: [8] tz [9] tz_sign [10] tz_hour [11] tz_minute
 | 
						||
 | 
						||
  if (match[9]) {
 | 
						||
    tz_hour = +(match[10]);
 | 
						||
    tz_minute = +(match[11] || 0);
 | 
						||
    delta = (tz_hour * 60 + tz_minute) * 60000; // delta in mili-seconds
 | 
						||
    if (match[9] === '-') delta = -delta;
 | 
						||
  }
 | 
						||
 | 
						||
  date = new Date(Date.UTC(year, month, day, hour, minute, second, fraction));
 | 
						||
 | 
						||
  if (delta) date.setTime(date.getTime() - delta);
 | 
						||
 | 
						||
  return date;
 | 
						||
}
 | 
						||
 | 
						||
function representYamlTimestamp(object /*, style*/) {
 | 
						||
  return object.toISOString();
 | 
						||
}
 | 
						||
 | 
						||
var timestamp = new type('tag:yaml.org,2002:timestamp', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlTimestamp,
 | 
						||
  construct: constructYamlTimestamp,
 | 
						||
  instanceOf: Date,
 | 
						||
  represent: representYamlTimestamp
 | 
						||
});
 | 
						||
 | 
						||
function resolveYamlMerge(data) {
 | 
						||
  return data === '<<' || data === null;
 | 
						||
}
 | 
						||
 | 
						||
var merge = new type('tag:yaml.org,2002:merge', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlMerge
 | 
						||
});
 | 
						||
 | 
						||
/*eslint-disable no-bitwise*/
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
// [ 64, 65, 66 ] -> [ padding, CR, LF ]
 | 
						||
var BASE64_MAP = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\n\r';
 | 
						||
 | 
						||
 | 
						||
function resolveYamlBinary(data) {
 | 
						||
  if (data === null) return false;
 | 
						||
 | 
						||
  var code, idx, bitlen = 0, max = data.length, map = BASE64_MAP;
 | 
						||
 | 
						||
  // Convert one by one.
 | 
						||
  for (idx = 0; idx < max; idx++) {
 | 
						||
    code = map.indexOf(data.charAt(idx));
 | 
						||
 | 
						||
    // Skip CR/LF
 | 
						||
    if (code > 64) continue;
 | 
						||
 | 
						||
    // Fail on illegal characters
 | 
						||
    if (code < 0) return false;
 | 
						||
 | 
						||
    bitlen += 6;
 | 
						||
  }
 | 
						||
 | 
						||
  // If there are any bits left, source was corrupted
 | 
						||
  return (bitlen % 8) === 0;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlBinary(data) {
 | 
						||
  var idx, tailbits,
 | 
						||
      input = data.replace(/[\r\n=]/g, ''), // remove CR/LF & padding to simplify scan
 | 
						||
      max = input.length,
 | 
						||
      map = BASE64_MAP,
 | 
						||
      bits = 0,
 | 
						||
      result = [];
 | 
						||
 | 
						||
  // Collect by 6*4 bits (3 bytes)
 | 
						||
 | 
						||
  for (idx = 0; idx < max; idx++) {
 | 
						||
    if ((idx % 4 === 0) && idx) {
 | 
						||
      result.push((bits >> 16) & 0xFF);
 | 
						||
      result.push((bits >> 8) & 0xFF);
 | 
						||
      result.push(bits & 0xFF);
 | 
						||
    }
 | 
						||
 | 
						||
    bits = (bits << 6) | map.indexOf(input.charAt(idx));
 | 
						||
  }
 | 
						||
 | 
						||
  // Dump tail
 | 
						||
 | 
						||
  tailbits = (max % 4) * 6;
 | 
						||
 | 
						||
  if (tailbits === 0) {
 | 
						||
    result.push((bits >> 16) & 0xFF);
 | 
						||
    result.push((bits >> 8) & 0xFF);
 | 
						||
    result.push(bits & 0xFF);
 | 
						||
  } else if (tailbits === 18) {
 | 
						||
    result.push((bits >> 10) & 0xFF);
 | 
						||
    result.push((bits >> 2) & 0xFF);
 | 
						||
  } else if (tailbits === 12) {
 | 
						||
    result.push((bits >> 4) & 0xFF);
 | 
						||
  }
 | 
						||
 | 
						||
  return new Uint8Array(result);
 | 
						||
}
 | 
						||
 | 
						||
function representYamlBinary(object /*, style*/) {
 | 
						||
  var result = '', bits = 0, idx, tail,
 | 
						||
      max = object.length,
 | 
						||
      map = BASE64_MAP;
 | 
						||
 | 
						||
  // Convert every three bytes to 4 ASCII characters.
 | 
						||
 | 
						||
  for (idx = 0; idx < max; idx++) {
 | 
						||
    if ((idx % 3 === 0) && idx) {
 | 
						||
      result += map[(bits >> 18) & 0x3F];
 | 
						||
      result += map[(bits >> 12) & 0x3F];
 | 
						||
      result += map[(bits >> 6) & 0x3F];
 | 
						||
      result += map[bits & 0x3F];
 | 
						||
    }
 | 
						||
 | 
						||
    bits = (bits << 8) + object[idx];
 | 
						||
  }
 | 
						||
 | 
						||
  // Dump tail
 | 
						||
 | 
						||
  tail = max % 3;
 | 
						||
 | 
						||
  if (tail === 0) {
 | 
						||
    result += map[(bits >> 18) & 0x3F];
 | 
						||
    result += map[(bits >> 12) & 0x3F];
 | 
						||
    result += map[(bits >> 6) & 0x3F];
 | 
						||
    result += map[bits & 0x3F];
 | 
						||
  } else if (tail === 2) {
 | 
						||
    result += map[(bits >> 10) & 0x3F];
 | 
						||
    result += map[(bits >> 4) & 0x3F];
 | 
						||
    result += map[(bits << 2) & 0x3F];
 | 
						||
    result += map[64];
 | 
						||
  } else if (tail === 1) {
 | 
						||
    result += map[(bits >> 2) & 0x3F];
 | 
						||
    result += map[(bits << 4) & 0x3F];
 | 
						||
    result += map[64];
 | 
						||
    result += map[64];
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
function isBinary(obj) {
 | 
						||
  return Object.prototype.toString.call(obj) ===  '[object Uint8Array]';
 | 
						||
}
 | 
						||
 | 
						||
var binary = new type('tag:yaml.org,2002:binary', {
 | 
						||
  kind: 'scalar',
 | 
						||
  resolve: resolveYamlBinary,
 | 
						||
  construct: constructYamlBinary,
 | 
						||
  predicate: isBinary,
 | 
						||
  represent: representYamlBinary
 | 
						||
});
 | 
						||
 | 
						||
var _hasOwnProperty$3 = Object.prototype.hasOwnProperty;
 | 
						||
var _toString$2       = Object.prototype.toString;
 | 
						||
 | 
						||
function resolveYamlOmap(data) {
 | 
						||
  if (data === null) return true;
 | 
						||
 | 
						||
  var objectKeys = [], index, length, pair, pairKey, pairHasKey,
 | 
						||
      object = data;
 | 
						||
 | 
						||
  for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
    pair = object[index];
 | 
						||
    pairHasKey = false;
 | 
						||
 | 
						||
    if (_toString$2.call(pair) !== '[object Object]') return false;
 | 
						||
 | 
						||
    for (pairKey in pair) {
 | 
						||
      if (_hasOwnProperty$3.call(pair, pairKey)) {
 | 
						||
        if (!pairHasKey) pairHasKey = true;
 | 
						||
        else return false;
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    if (!pairHasKey) return false;
 | 
						||
 | 
						||
    if (objectKeys.indexOf(pairKey) === -1) objectKeys.push(pairKey);
 | 
						||
    else return false;
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlOmap(data) {
 | 
						||
  return data !== null ? data : [];
 | 
						||
}
 | 
						||
 | 
						||
var omap = new type('tag:yaml.org,2002:omap', {
 | 
						||
  kind: 'sequence',
 | 
						||
  resolve: resolveYamlOmap,
 | 
						||
  construct: constructYamlOmap
 | 
						||
});
 | 
						||
 | 
						||
var _toString$1 = Object.prototype.toString;
 | 
						||
 | 
						||
function resolveYamlPairs(data) {
 | 
						||
  if (data === null) return true;
 | 
						||
 | 
						||
  var index, length, pair, keys, result,
 | 
						||
      object = data;
 | 
						||
 | 
						||
  result = new Array(object.length);
 | 
						||
 | 
						||
  for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
    pair = object[index];
 | 
						||
 | 
						||
    if (_toString$1.call(pair) !== '[object Object]') return false;
 | 
						||
 | 
						||
    keys = Object.keys(pair);
 | 
						||
 | 
						||
    if (keys.length !== 1) return false;
 | 
						||
 | 
						||
    result[index] = [ keys[0], pair[keys[0]] ];
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlPairs(data) {
 | 
						||
  if (data === null) return [];
 | 
						||
 | 
						||
  var index, length, pair, keys, result,
 | 
						||
      object = data;
 | 
						||
 | 
						||
  result = new Array(object.length);
 | 
						||
 | 
						||
  for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
    pair = object[index];
 | 
						||
 | 
						||
    keys = Object.keys(pair);
 | 
						||
 | 
						||
    result[index] = [ keys[0], pair[keys[0]] ];
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
var pairs = new type('tag:yaml.org,2002:pairs', {
 | 
						||
  kind: 'sequence',
 | 
						||
  resolve: resolveYamlPairs,
 | 
						||
  construct: constructYamlPairs
 | 
						||
});
 | 
						||
 | 
						||
var _hasOwnProperty$2 = Object.prototype.hasOwnProperty;
 | 
						||
 | 
						||
function resolveYamlSet(data) {
 | 
						||
  if (data === null) return true;
 | 
						||
 | 
						||
  var key, object = data;
 | 
						||
 | 
						||
  for (key in object) {
 | 
						||
    if (_hasOwnProperty$2.call(object, key)) {
 | 
						||
      if (object[key] !== null) return false;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function constructYamlSet(data) {
 | 
						||
  return data !== null ? data : {};
 | 
						||
}
 | 
						||
 | 
						||
var set = new type('tag:yaml.org,2002:set', {
 | 
						||
  kind: 'mapping',
 | 
						||
  resolve: resolveYamlSet,
 | 
						||
  construct: constructYamlSet
 | 
						||
});
 | 
						||
 | 
						||
var _default = core.extend({
 | 
						||
  implicit: [
 | 
						||
    timestamp,
 | 
						||
    merge
 | 
						||
  ],
 | 
						||
  explicit: [
 | 
						||
    binary,
 | 
						||
    omap,
 | 
						||
    pairs,
 | 
						||
    set
 | 
						||
  ]
 | 
						||
});
 | 
						||
 | 
						||
/*eslint-disable max-len,no-use-before-define*/
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
var _hasOwnProperty$1 = Object.prototype.hasOwnProperty;
 | 
						||
 | 
						||
 | 
						||
var CONTEXT_FLOW_IN   = 1;
 | 
						||
var CONTEXT_FLOW_OUT  = 2;
 | 
						||
var CONTEXT_BLOCK_IN  = 3;
 | 
						||
var CONTEXT_BLOCK_OUT = 4;
 | 
						||
 | 
						||
 | 
						||
var CHOMPING_CLIP  = 1;
 | 
						||
var CHOMPING_STRIP = 2;
 | 
						||
var CHOMPING_KEEP  = 3;
 | 
						||
 | 
						||
 | 
						||
var PATTERN_NON_PRINTABLE         = /[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x84\x86-\x9F\uFFFE\uFFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/;
 | 
						||
var PATTERN_NON_ASCII_LINE_BREAKS = /[\x85\u2028\u2029]/;
 | 
						||
var PATTERN_FLOW_INDICATORS       = /[,\[\]\{\}]/;
 | 
						||
var PATTERN_TAG_HANDLE            = /^(?:!|!!|![a-z\-]+!)$/i;
 | 
						||
var PATTERN_TAG_URI               = /^(?:!|[^,\[\]\{\}])(?:%[0-9a-f]{2}|[0-9a-z\-#;\/\?:@&=\+\$,_\.!~\*'\(\)\[\]])*$/i;
 | 
						||
 | 
						||
 | 
						||
function _class(obj) { return Object.prototype.toString.call(obj); }
 | 
						||
 | 
						||
function is_EOL(c) {
 | 
						||
  return (c === 0x0A/* LF */) || (c === 0x0D/* CR */);
 | 
						||
}
 | 
						||
 | 
						||
function is_WHITE_SPACE(c) {
 | 
						||
  return (c === 0x09/* Tab */) || (c === 0x20/* Space */);
 | 
						||
}
 | 
						||
 | 
						||
function is_WS_OR_EOL(c) {
 | 
						||
  return (c === 0x09/* Tab */) ||
 | 
						||
         (c === 0x20/* Space */) ||
 | 
						||
         (c === 0x0A/* LF */) ||
 | 
						||
         (c === 0x0D/* CR */);
 | 
						||
}
 | 
						||
 | 
						||
function is_FLOW_INDICATOR(c) {
 | 
						||
  return c === 0x2C/* , */ ||
 | 
						||
         c === 0x5B/* [ */ ||
 | 
						||
         c === 0x5D/* ] */ ||
 | 
						||
         c === 0x7B/* { */ ||
 | 
						||
         c === 0x7D/* } */;
 | 
						||
}
 | 
						||
 | 
						||
function fromHexCode(c) {
 | 
						||
  var lc;
 | 
						||
 | 
						||
  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {
 | 
						||
    return c - 0x30;
 | 
						||
  }
 | 
						||
 | 
						||
  /*eslint-disable no-bitwise*/
 | 
						||
  lc = c | 0x20;
 | 
						||
 | 
						||
  if ((0x61/* a */ <= lc) && (lc <= 0x66/* f */)) {
 | 
						||
    return lc - 0x61 + 10;
 | 
						||
  }
 | 
						||
 | 
						||
  return -1;
 | 
						||
}
 | 
						||
 | 
						||
function escapedHexLen(c) {
 | 
						||
  if (c === 0x78/* x */) { return 2; }
 | 
						||
  if (c === 0x75/* u */) { return 4; }
 | 
						||
  if (c === 0x55/* U */) { return 8; }
 | 
						||
  return 0;
 | 
						||
}
 | 
						||
 | 
						||
function fromDecimalCode(c) {
 | 
						||
  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {
 | 
						||
    return c - 0x30;
 | 
						||
  }
 | 
						||
 | 
						||
  return -1;
 | 
						||
}
 | 
						||
 | 
						||
function simpleEscapeSequence(c) {
 | 
						||
  /* eslint-disable indent */
 | 
						||
  return (c === 0x30/* 0 */) ? '\x00' :
 | 
						||
        (c === 0x61/* a */) ? '\x07' :
 | 
						||
        (c === 0x62/* b */) ? '\x08' :
 | 
						||
        (c === 0x74/* t */) ? '\x09' :
 | 
						||
        (c === 0x09/* Tab */) ? '\x09' :
 | 
						||
        (c === 0x6E/* n */) ? '\x0A' :
 | 
						||
        (c === 0x76/* v */) ? '\x0B' :
 | 
						||
        (c === 0x66/* f */) ? '\x0C' :
 | 
						||
        (c === 0x72/* r */) ? '\x0D' :
 | 
						||
        (c === 0x65/* e */) ? '\x1B' :
 | 
						||
        (c === 0x20/* Space */) ? ' ' :
 | 
						||
        (c === 0x22/* " */) ? '\x22' :
 | 
						||
        (c === 0x2F/* / */) ? '/' :
 | 
						||
        (c === 0x5C/* \ */) ? '\x5C' :
 | 
						||
        (c === 0x4E/* N */) ? '\x85' :
 | 
						||
        (c === 0x5F/* _ */) ? '\xA0' :
 | 
						||
        (c === 0x4C/* L */) ? '\u2028' :
 | 
						||
        (c === 0x50/* P */) ? '\u2029' : '';
 | 
						||
}
 | 
						||
 | 
						||
function charFromCodepoint(c) {
 | 
						||
  if (c <= 0xFFFF) {
 | 
						||
    return String.fromCharCode(c);
 | 
						||
  }
 | 
						||
  // Encode UTF-16 surrogate pair
 | 
						||
  // https://en.wikipedia.org/wiki/UTF-16#Code_points_U.2B010000_to_U.2B10FFFF
 | 
						||
  return String.fromCharCode(
 | 
						||
    ((c - 0x010000) >> 10) + 0xD800,
 | 
						||
    ((c - 0x010000) & 0x03FF) + 0xDC00
 | 
						||
  );
 | 
						||
}
 | 
						||
 | 
						||
var simpleEscapeCheck = new Array(256); // integer, for fast access
 | 
						||
var simpleEscapeMap = new Array(256);
 | 
						||
for (var i = 0; i < 256; i++) {
 | 
						||
  simpleEscapeCheck[i] = simpleEscapeSequence(i) ? 1 : 0;
 | 
						||
  simpleEscapeMap[i] = simpleEscapeSequence(i);
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function State$1(input, options) {
 | 
						||
  this.input = input;
 | 
						||
 | 
						||
  this.filename  = options['filename']  || null;
 | 
						||
  this.schema    = options['schema']    || _default;
 | 
						||
  this.onWarning = options['onWarning'] || null;
 | 
						||
  // (Hidden) Remove? makes the loader to expect YAML 1.1 documents
 | 
						||
  // if such documents have no explicit %YAML directive
 | 
						||
  this.legacy    = options['legacy']    || false;
 | 
						||
 | 
						||
  this.json      = options['json']      || false;
 | 
						||
  this.listener  = options['listener']  || null;
 | 
						||
 | 
						||
  this.implicitTypes = this.schema.compiledImplicit;
 | 
						||
  this.typeMap       = this.schema.compiledTypeMap;
 | 
						||
 | 
						||
  this.length     = input.length;
 | 
						||
  this.position   = 0;
 | 
						||
  this.line       = 0;
 | 
						||
  this.lineStart  = 0;
 | 
						||
  this.lineIndent = 0;
 | 
						||
 | 
						||
  // position of first leading tab in the current line,
 | 
						||
  // used to make sure there are no tabs in the indentation
 | 
						||
  this.firstTabInLine = -1;
 | 
						||
 | 
						||
  this.documents = [];
 | 
						||
 | 
						||
  /*
 | 
						||
  this.version;
 | 
						||
  this.checkLineBreaks;
 | 
						||
  this.tagMap;
 | 
						||
  this.anchorMap;
 | 
						||
  this.tag;
 | 
						||
  this.anchor;
 | 
						||
  this.kind;
 | 
						||
  this.result;*/
 | 
						||
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function generateError(state, message) {
 | 
						||
  var mark = {
 | 
						||
    name:     state.filename,
 | 
						||
    buffer:   state.input.slice(0, -1), // omit trailing \0
 | 
						||
    position: state.position,
 | 
						||
    line:     state.line,
 | 
						||
    column:   state.position - state.lineStart
 | 
						||
  };
 | 
						||
 | 
						||
  mark.snippet = snippet(mark);
 | 
						||
 | 
						||
  return new exception(message, mark);
 | 
						||
}
 | 
						||
 | 
						||
function throwError(state, message) {
 | 
						||
  throw generateError(state, message);
 | 
						||
}
 | 
						||
 | 
						||
function throwWarning(state, message) {
 | 
						||
  if (state.onWarning) {
 | 
						||
    state.onWarning.call(null, generateError(state, message));
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var directiveHandlers = {
 | 
						||
 | 
						||
  YAML: function handleYamlDirective(state, name, args) {
 | 
						||
 | 
						||
    var match, major, minor;
 | 
						||
 | 
						||
    if (state.version !== null) {
 | 
						||
      throwError(state, 'duplication of %YAML directive');
 | 
						||
    }
 | 
						||
 | 
						||
    if (args.length !== 1) {
 | 
						||
      throwError(state, 'YAML directive accepts exactly one argument');
 | 
						||
    }
 | 
						||
 | 
						||
    match = /^([0-9]+)\.([0-9]+)$/.exec(args[0]);
 | 
						||
 | 
						||
    if (match === null) {
 | 
						||
      throwError(state, 'ill-formed argument of the YAML directive');
 | 
						||
    }
 | 
						||
 | 
						||
    major = parseInt(match[1], 10);
 | 
						||
    minor = parseInt(match[2], 10);
 | 
						||
 | 
						||
    if (major !== 1) {
 | 
						||
      throwError(state, 'unacceptable YAML version of the document');
 | 
						||
    }
 | 
						||
 | 
						||
    state.version = args[0];
 | 
						||
    state.checkLineBreaks = (minor < 2);
 | 
						||
 | 
						||
    if (minor !== 1 && minor !== 2) {
 | 
						||
      throwWarning(state, 'unsupported YAML version of the document');
 | 
						||
    }
 | 
						||
  },
 | 
						||
 | 
						||
  TAG: function handleTagDirective(state, name, args) {
 | 
						||
 | 
						||
    var handle, prefix;
 | 
						||
 | 
						||
    if (args.length !== 2) {
 | 
						||
      throwError(state, 'TAG directive accepts exactly two arguments');
 | 
						||
    }
 | 
						||
 | 
						||
    handle = args[0];
 | 
						||
    prefix = args[1];
 | 
						||
 | 
						||
    if (!PATTERN_TAG_HANDLE.test(handle)) {
 | 
						||
      throwError(state, 'ill-formed tag handle (first argument) of the TAG directive');
 | 
						||
    }
 | 
						||
 | 
						||
    if (_hasOwnProperty$1.call(state.tagMap, handle)) {
 | 
						||
      throwError(state, 'there is a previously declared suffix for "' + handle + '" tag handle');
 | 
						||
    }
 | 
						||
 | 
						||
    if (!PATTERN_TAG_URI.test(prefix)) {
 | 
						||
      throwError(state, 'ill-formed tag prefix (second argument) of the TAG directive');
 | 
						||
    }
 | 
						||
 | 
						||
    try {
 | 
						||
      prefix = decodeURIComponent(prefix);
 | 
						||
    } catch (err) {
 | 
						||
      throwError(state, 'tag prefix is malformed: ' + prefix);
 | 
						||
    }
 | 
						||
 | 
						||
    state.tagMap[handle] = prefix;
 | 
						||
  }
 | 
						||
};
 | 
						||
 | 
						||
 | 
						||
function captureSegment(state, start, end, checkJson) {
 | 
						||
  var _position, _length, _character, _result;
 | 
						||
 | 
						||
  if (start < end) {
 | 
						||
    _result = state.input.slice(start, end);
 | 
						||
 | 
						||
    if (checkJson) {
 | 
						||
      for (_position = 0, _length = _result.length; _position < _length; _position += 1) {
 | 
						||
        _character = _result.charCodeAt(_position);
 | 
						||
        if (!(_character === 0x09 ||
 | 
						||
              (0x20 <= _character && _character <= 0x10FFFF))) {
 | 
						||
          throwError(state, 'expected valid JSON character');
 | 
						||
        }
 | 
						||
      }
 | 
						||
    } else if (PATTERN_NON_PRINTABLE.test(_result)) {
 | 
						||
      throwError(state, 'the stream contains non-printable characters');
 | 
						||
    }
 | 
						||
 | 
						||
    state.result += _result;
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
function mergeMappings(state, destination, source, overridableKeys) {
 | 
						||
  var sourceKeys, key, index, quantity;
 | 
						||
 | 
						||
  if (!common.isObject(source)) {
 | 
						||
    throwError(state, 'cannot merge mappings; the provided source object is unacceptable');
 | 
						||
  }
 | 
						||
 | 
						||
  sourceKeys = Object.keys(source);
 | 
						||
 | 
						||
  for (index = 0, quantity = sourceKeys.length; index < quantity; index += 1) {
 | 
						||
    key = sourceKeys[index];
 | 
						||
 | 
						||
    if (!_hasOwnProperty$1.call(destination, key)) {
 | 
						||
      destination[key] = source[key];
 | 
						||
      overridableKeys[key] = true;
 | 
						||
    }
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
function storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode,
 | 
						||
  startLine, startLineStart, startPos) {
 | 
						||
 | 
						||
  var index, quantity;
 | 
						||
 | 
						||
  // The output is a plain object here, so keys can only be strings.
 | 
						||
  // We need to convert keyNode to a string, but doing so can hang the process
 | 
						||
  // (deeply nested arrays that explode exponentially using aliases).
 | 
						||
  if (Array.isArray(keyNode)) {
 | 
						||
    keyNode = Array.prototype.slice.call(keyNode);
 | 
						||
 | 
						||
    for (index = 0, quantity = keyNode.length; index < quantity; index += 1) {
 | 
						||
      if (Array.isArray(keyNode[index])) {
 | 
						||
        throwError(state, 'nested arrays are not supported inside keys');
 | 
						||
      }
 | 
						||
 | 
						||
      if (typeof keyNode === 'object' && _class(keyNode[index]) === '[object Object]') {
 | 
						||
        keyNode[index] = '[object Object]';
 | 
						||
      }
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  // Avoid code execution in load() via toString property
 | 
						||
  // (still use its own toString for arrays, timestamps,
 | 
						||
  // and whatever user schema extensions happen to have @@toStringTag)
 | 
						||
  if (typeof keyNode === 'object' && _class(keyNode) === '[object Object]') {
 | 
						||
    keyNode = '[object Object]';
 | 
						||
  }
 | 
						||
 | 
						||
 | 
						||
  keyNode = String(keyNode);
 | 
						||
 | 
						||
  if (_result === null) {
 | 
						||
    _result = {};
 | 
						||
  }
 | 
						||
 | 
						||
  if (keyTag === 'tag:yaml.org,2002:merge') {
 | 
						||
    if (Array.isArray(valueNode)) {
 | 
						||
      for (index = 0, quantity = valueNode.length; index < quantity; index += 1) {
 | 
						||
        mergeMappings(state, _result, valueNode[index], overridableKeys);
 | 
						||
      }
 | 
						||
    } else {
 | 
						||
      mergeMappings(state, _result, valueNode, overridableKeys);
 | 
						||
    }
 | 
						||
  } else {
 | 
						||
    if (!state.json &&
 | 
						||
        !_hasOwnProperty$1.call(overridableKeys, keyNode) &&
 | 
						||
        _hasOwnProperty$1.call(_result, keyNode)) {
 | 
						||
      state.line = startLine || state.line;
 | 
						||
      state.lineStart = startLineStart || state.lineStart;
 | 
						||
      state.position = startPos || state.position;
 | 
						||
      throwError(state, 'duplicated mapping key');
 | 
						||
    }
 | 
						||
 | 
						||
    // used for this specific key only because Object.defineProperty is slow
 | 
						||
    if (keyNode === '__proto__') {
 | 
						||
      Object.defineProperty(_result, keyNode, {
 | 
						||
        configurable: true,
 | 
						||
        enumerable: true,
 | 
						||
        writable: true,
 | 
						||
        value: valueNode
 | 
						||
      });
 | 
						||
    } else {
 | 
						||
      _result[keyNode] = valueNode;
 | 
						||
    }
 | 
						||
    delete overridableKeys[keyNode];
 | 
						||
  }
 | 
						||
 | 
						||
  return _result;
 | 
						||
}
 | 
						||
 | 
						||
function readLineBreak(state) {
 | 
						||
  var ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch === 0x0A/* LF */) {
 | 
						||
    state.position++;
 | 
						||
  } else if (ch === 0x0D/* CR */) {
 | 
						||
    state.position++;
 | 
						||
    if (state.input.charCodeAt(state.position) === 0x0A/* LF */) {
 | 
						||
      state.position++;
 | 
						||
    }
 | 
						||
  } else {
 | 
						||
    throwError(state, 'a line break is expected');
 | 
						||
  }
 | 
						||
 | 
						||
  state.line += 1;
 | 
						||
  state.lineStart = state.position;
 | 
						||
  state.firstTabInLine = -1;
 | 
						||
}
 | 
						||
 | 
						||
function skipSeparationSpace(state, allowComments, checkIndent) {
 | 
						||
  var lineBreaks = 0,
 | 
						||
      ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    while (is_WHITE_SPACE(ch)) {
 | 
						||
      if (ch === 0x09/* Tab */ && state.firstTabInLine === -1) {
 | 
						||
        state.firstTabInLine = state.position;
 | 
						||
      }
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    if (allowComments && ch === 0x23/* # */) {
 | 
						||
      do {
 | 
						||
        ch = state.input.charCodeAt(++state.position);
 | 
						||
      } while (ch !== 0x0A/* LF */ && ch !== 0x0D/* CR */ && ch !== 0);
 | 
						||
    }
 | 
						||
 | 
						||
    if (is_EOL(ch)) {
 | 
						||
      readLineBreak(state);
 | 
						||
 | 
						||
      ch = state.input.charCodeAt(state.position);
 | 
						||
      lineBreaks++;
 | 
						||
      state.lineIndent = 0;
 | 
						||
 | 
						||
      while (ch === 0x20/* Space */) {
 | 
						||
        state.lineIndent++;
 | 
						||
        ch = state.input.charCodeAt(++state.position);
 | 
						||
      }
 | 
						||
    } else {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (checkIndent !== -1 && lineBreaks !== 0 && state.lineIndent < checkIndent) {
 | 
						||
    throwWarning(state, 'deficient indentation');
 | 
						||
  }
 | 
						||
 | 
						||
  return lineBreaks;
 | 
						||
}
 | 
						||
 | 
						||
function testDocumentSeparator(state) {
 | 
						||
  var _position = state.position,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(_position);
 | 
						||
 | 
						||
  // Condition state.position === state.lineStart is tested
 | 
						||
  // in parent on each call, for efficiency. No needs to test here again.
 | 
						||
  if ((ch === 0x2D/* - */ || ch === 0x2E/* . */) &&
 | 
						||
      ch === state.input.charCodeAt(_position + 1) &&
 | 
						||
      ch === state.input.charCodeAt(_position + 2)) {
 | 
						||
 | 
						||
    _position += 3;
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(_position);
 | 
						||
 | 
						||
    if (ch === 0 || is_WS_OR_EOL(ch)) {
 | 
						||
      return true;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
function writeFoldedLines(state, count) {
 | 
						||
  if (count === 1) {
 | 
						||
    state.result += ' ';
 | 
						||
  } else if (count > 1) {
 | 
						||
    state.result += common.repeat('\n', count - 1);
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function readPlainScalar(state, nodeIndent, withinFlowCollection) {
 | 
						||
  var preceding,
 | 
						||
      following,
 | 
						||
      captureStart,
 | 
						||
      captureEnd,
 | 
						||
      hasPendingContent,
 | 
						||
      _line,
 | 
						||
      _lineStart,
 | 
						||
      _lineIndent,
 | 
						||
      _kind = state.kind,
 | 
						||
      _result = state.result,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (is_WS_OR_EOL(ch)      ||
 | 
						||
      is_FLOW_INDICATOR(ch) ||
 | 
						||
      ch === 0x23/* # */    ||
 | 
						||
      ch === 0x26/* & */    ||
 | 
						||
      ch === 0x2A/* * */    ||
 | 
						||
      ch === 0x21/* ! */    ||
 | 
						||
      ch === 0x7C/* | */    ||
 | 
						||
      ch === 0x3E/* > */    ||
 | 
						||
      ch === 0x27/* ' */    ||
 | 
						||
      ch === 0x22/* " */    ||
 | 
						||
      ch === 0x25/* % */    ||
 | 
						||
      ch === 0x40/* @ */    ||
 | 
						||
      ch === 0x60/* ` */) {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  if (ch === 0x3F/* ? */ || ch === 0x2D/* - */) {
 | 
						||
    following = state.input.charCodeAt(state.position + 1);
 | 
						||
 | 
						||
    if (is_WS_OR_EOL(following) ||
 | 
						||
        withinFlowCollection && is_FLOW_INDICATOR(following)) {
 | 
						||
      return false;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  state.kind = 'scalar';
 | 
						||
  state.result = '';
 | 
						||
  captureStart = captureEnd = state.position;
 | 
						||
  hasPendingContent = false;
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    if (ch === 0x3A/* : */) {
 | 
						||
      following = state.input.charCodeAt(state.position + 1);
 | 
						||
 | 
						||
      if (is_WS_OR_EOL(following) ||
 | 
						||
          withinFlowCollection && is_FLOW_INDICATOR(following)) {
 | 
						||
        break;
 | 
						||
      }
 | 
						||
 | 
						||
    } else if (ch === 0x23/* # */) {
 | 
						||
      preceding = state.input.charCodeAt(state.position - 1);
 | 
						||
 | 
						||
      if (is_WS_OR_EOL(preceding)) {
 | 
						||
        break;
 | 
						||
      }
 | 
						||
 | 
						||
    } else if ((state.position === state.lineStart && testDocumentSeparator(state)) ||
 | 
						||
               withinFlowCollection && is_FLOW_INDICATOR(ch)) {
 | 
						||
      break;
 | 
						||
 | 
						||
    } else if (is_EOL(ch)) {
 | 
						||
      _line = state.line;
 | 
						||
      _lineStart = state.lineStart;
 | 
						||
      _lineIndent = state.lineIndent;
 | 
						||
      skipSeparationSpace(state, false, -1);
 | 
						||
 | 
						||
      if (state.lineIndent >= nodeIndent) {
 | 
						||
        hasPendingContent = true;
 | 
						||
        ch = state.input.charCodeAt(state.position);
 | 
						||
        continue;
 | 
						||
      } else {
 | 
						||
        state.position = captureEnd;
 | 
						||
        state.line = _line;
 | 
						||
        state.lineStart = _lineStart;
 | 
						||
        state.lineIndent = _lineIndent;
 | 
						||
        break;
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    if (hasPendingContent) {
 | 
						||
      captureSegment(state, captureStart, captureEnd, false);
 | 
						||
      writeFoldedLines(state, state.line - _line);
 | 
						||
      captureStart = captureEnd = state.position;
 | 
						||
      hasPendingContent = false;
 | 
						||
    }
 | 
						||
 | 
						||
    if (!is_WHITE_SPACE(ch)) {
 | 
						||
      captureEnd = state.position + 1;
 | 
						||
    }
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
  }
 | 
						||
 | 
						||
  captureSegment(state, captureStart, captureEnd, false);
 | 
						||
 | 
						||
  if (state.result) {
 | 
						||
    return true;
 | 
						||
  }
 | 
						||
 | 
						||
  state.kind = _kind;
 | 
						||
  state.result = _result;
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
function readSingleQuotedScalar(state, nodeIndent) {
 | 
						||
  var ch,
 | 
						||
      captureStart, captureEnd;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch !== 0x27/* ' */) {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  state.kind = 'scalar';
 | 
						||
  state.result = '';
 | 
						||
  state.position++;
 | 
						||
  captureStart = captureEnd = state.position;
 | 
						||
 | 
						||
  while ((ch = state.input.charCodeAt(state.position)) !== 0) {
 | 
						||
    if (ch === 0x27/* ' */) {
 | 
						||
      captureSegment(state, captureStart, state.position, true);
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
      if (ch === 0x27/* ' */) {
 | 
						||
        captureStart = state.position;
 | 
						||
        state.position++;
 | 
						||
        captureEnd = state.position;
 | 
						||
      } else {
 | 
						||
        return true;
 | 
						||
      }
 | 
						||
 | 
						||
    } else if (is_EOL(ch)) {
 | 
						||
      captureSegment(state, captureStart, captureEnd, true);
 | 
						||
      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));
 | 
						||
      captureStart = captureEnd = state.position;
 | 
						||
 | 
						||
    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {
 | 
						||
      throwError(state, 'unexpected end of the document within a single quoted scalar');
 | 
						||
 | 
						||
    } else {
 | 
						||
      state.position++;
 | 
						||
      captureEnd = state.position;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  throwError(state, 'unexpected end of the stream within a single quoted scalar');
 | 
						||
}
 | 
						||
 | 
						||
function readDoubleQuotedScalar(state, nodeIndent) {
 | 
						||
  var captureStart,
 | 
						||
      captureEnd,
 | 
						||
      hexLength,
 | 
						||
      hexResult,
 | 
						||
      tmp,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch !== 0x22/* " */) {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  state.kind = 'scalar';
 | 
						||
  state.result = '';
 | 
						||
  state.position++;
 | 
						||
  captureStart = captureEnd = state.position;
 | 
						||
 | 
						||
  while ((ch = state.input.charCodeAt(state.position)) !== 0) {
 | 
						||
    if (ch === 0x22/* " */) {
 | 
						||
      captureSegment(state, captureStart, state.position, true);
 | 
						||
      state.position++;
 | 
						||
      return true;
 | 
						||
 | 
						||
    } else if (ch === 0x5C/* \ */) {
 | 
						||
      captureSegment(state, captureStart, state.position, true);
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
      if (is_EOL(ch)) {
 | 
						||
        skipSeparationSpace(state, false, nodeIndent);
 | 
						||
 | 
						||
        // TODO: rework to inline fn with no type cast?
 | 
						||
      } else if (ch < 256 && simpleEscapeCheck[ch]) {
 | 
						||
        state.result += simpleEscapeMap[ch];
 | 
						||
        state.position++;
 | 
						||
 | 
						||
      } else if ((tmp = escapedHexLen(ch)) > 0) {
 | 
						||
        hexLength = tmp;
 | 
						||
        hexResult = 0;
 | 
						||
 | 
						||
        for (; hexLength > 0; hexLength--) {
 | 
						||
          ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
          if ((tmp = fromHexCode(ch)) >= 0) {
 | 
						||
            hexResult = (hexResult << 4) + tmp;
 | 
						||
 | 
						||
          } else {
 | 
						||
            throwError(state, 'expected hexadecimal character');
 | 
						||
          }
 | 
						||
        }
 | 
						||
 | 
						||
        state.result += charFromCodepoint(hexResult);
 | 
						||
 | 
						||
        state.position++;
 | 
						||
 | 
						||
      } else {
 | 
						||
        throwError(state, 'unknown escape sequence');
 | 
						||
      }
 | 
						||
 | 
						||
      captureStart = captureEnd = state.position;
 | 
						||
 | 
						||
    } else if (is_EOL(ch)) {
 | 
						||
      captureSegment(state, captureStart, captureEnd, true);
 | 
						||
      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));
 | 
						||
      captureStart = captureEnd = state.position;
 | 
						||
 | 
						||
    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {
 | 
						||
      throwError(state, 'unexpected end of the document within a double quoted scalar');
 | 
						||
 | 
						||
    } else {
 | 
						||
      state.position++;
 | 
						||
      captureEnd = state.position;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  throwError(state, 'unexpected end of the stream within a double quoted scalar');
 | 
						||
}
 | 
						||
 | 
						||
function readFlowCollection(state, nodeIndent) {
 | 
						||
  var readNext = true,
 | 
						||
      _line,
 | 
						||
      _lineStart,
 | 
						||
      _pos,
 | 
						||
      _tag     = state.tag,
 | 
						||
      _result,
 | 
						||
      _anchor  = state.anchor,
 | 
						||
      following,
 | 
						||
      terminator,
 | 
						||
      isPair,
 | 
						||
      isExplicitPair,
 | 
						||
      isMapping,
 | 
						||
      overridableKeys = Object.create(null),
 | 
						||
      keyNode,
 | 
						||
      keyTag,
 | 
						||
      valueNode,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch === 0x5B/* [ */) {
 | 
						||
    terminator = 0x5D;/* ] */
 | 
						||
    isMapping = false;
 | 
						||
    _result = [];
 | 
						||
  } else if (ch === 0x7B/* { */) {
 | 
						||
    terminator = 0x7D;/* } */
 | 
						||
    isMapping = true;
 | 
						||
    _result = {};
 | 
						||
  } else {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.anchor !== null) {
 | 
						||
    state.anchorMap[state.anchor] = _result;
 | 
						||
  }
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    skipSeparationSpace(state, true, nodeIndent);
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    if (ch === terminator) {
 | 
						||
      state.position++;
 | 
						||
      state.tag = _tag;
 | 
						||
      state.anchor = _anchor;
 | 
						||
      state.kind = isMapping ? 'mapping' : 'sequence';
 | 
						||
      state.result = _result;
 | 
						||
      return true;
 | 
						||
    } else if (!readNext) {
 | 
						||
      throwError(state, 'missed comma between flow collection entries');
 | 
						||
    } else if (ch === 0x2C/* , */) {
 | 
						||
      // "flow collection entries can never be completely empty", as per YAML 1.2, section 7.4
 | 
						||
      throwError(state, "expected the node content, but found ','");
 | 
						||
    }
 | 
						||
 | 
						||
    keyTag = keyNode = valueNode = null;
 | 
						||
    isPair = isExplicitPair = false;
 | 
						||
 | 
						||
    if (ch === 0x3F/* ? */) {
 | 
						||
      following = state.input.charCodeAt(state.position + 1);
 | 
						||
 | 
						||
      if (is_WS_OR_EOL(following)) {
 | 
						||
        isPair = isExplicitPair = true;
 | 
						||
        state.position++;
 | 
						||
        skipSeparationSpace(state, true, nodeIndent);
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    _line = state.line; // Save the current line.
 | 
						||
    _lineStart = state.lineStart;
 | 
						||
    _pos = state.position;
 | 
						||
    composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);
 | 
						||
    keyTag = state.tag;
 | 
						||
    keyNode = state.result;
 | 
						||
    skipSeparationSpace(state, true, nodeIndent);
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    if ((isExplicitPair || state.line === _line) && ch === 0x3A/* : */) {
 | 
						||
      isPair = true;
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
      skipSeparationSpace(state, true, nodeIndent);
 | 
						||
      composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);
 | 
						||
      valueNode = state.result;
 | 
						||
    }
 | 
						||
 | 
						||
    if (isMapping) {
 | 
						||
      storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode, _line, _lineStart, _pos);
 | 
						||
    } else if (isPair) {
 | 
						||
      _result.push(storeMappingPair(state, null, overridableKeys, keyTag, keyNode, valueNode, _line, _lineStart, _pos));
 | 
						||
    } else {
 | 
						||
      _result.push(keyNode);
 | 
						||
    }
 | 
						||
 | 
						||
    skipSeparationSpace(state, true, nodeIndent);
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    if (ch === 0x2C/* , */) {
 | 
						||
      readNext = true;
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    } else {
 | 
						||
      readNext = false;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  throwError(state, 'unexpected end of the stream within a flow collection');
 | 
						||
}
 | 
						||
 | 
						||
function readBlockScalar(state, nodeIndent) {
 | 
						||
  var captureStart,
 | 
						||
      folding,
 | 
						||
      chomping       = CHOMPING_CLIP,
 | 
						||
      didReadContent = false,
 | 
						||
      detectedIndent = false,
 | 
						||
      textIndent     = nodeIndent,
 | 
						||
      emptyLines     = 0,
 | 
						||
      atMoreIndented = false,
 | 
						||
      tmp,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch === 0x7C/* | */) {
 | 
						||
    folding = false;
 | 
						||
  } else if (ch === 0x3E/* > */) {
 | 
						||
    folding = true;
 | 
						||
  } else {
 | 
						||
    return false;
 | 
						||
  }
 | 
						||
 | 
						||
  state.kind = 'scalar';
 | 
						||
  state.result = '';
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
    if (ch === 0x2B/* + */ || ch === 0x2D/* - */) {
 | 
						||
      if (CHOMPING_CLIP === chomping) {
 | 
						||
        chomping = (ch === 0x2B/* + */) ? CHOMPING_KEEP : CHOMPING_STRIP;
 | 
						||
      } else {
 | 
						||
        throwError(state, 'repeat of a chomping mode identifier');
 | 
						||
      }
 | 
						||
 | 
						||
    } else if ((tmp = fromDecimalCode(ch)) >= 0) {
 | 
						||
      if (tmp === 0) {
 | 
						||
        throwError(state, 'bad explicit indentation width of a block scalar; it cannot be less than one');
 | 
						||
      } else if (!detectedIndent) {
 | 
						||
        textIndent = nodeIndent + tmp - 1;
 | 
						||
        detectedIndent = true;
 | 
						||
      } else {
 | 
						||
        throwError(state, 'repeat of an indentation width identifier');
 | 
						||
      }
 | 
						||
 | 
						||
    } else {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (is_WHITE_SPACE(ch)) {
 | 
						||
    do { ch = state.input.charCodeAt(++state.position); }
 | 
						||
    while (is_WHITE_SPACE(ch));
 | 
						||
 | 
						||
    if (ch === 0x23/* # */) {
 | 
						||
      do { ch = state.input.charCodeAt(++state.position); }
 | 
						||
      while (!is_EOL(ch) && (ch !== 0));
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    readLineBreak(state);
 | 
						||
    state.lineIndent = 0;
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    while ((!detectedIndent || state.lineIndent < textIndent) &&
 | 
						||
           (ch === 0x20/* Space */)) {
 | 
						||
      state.lineIndent++;
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    if (!detectedIndent && state.lineIndent > textIndent) {
 | 
						||
      textIndent = state.lineIndent;
 | 
						||
    }
 | 
						||
 | 
						||
    if (is_EOL(ch)) {
 | 
						||
      emptyLines++;
 | 
						||
      continue;
 | 
						||
    }
 | 
						||
 | 
						||
    // End of the scalar.
 | 
						||
    if (state.lineIndent < textIndent) {
 | 
						||
 | 
						||
      // Perform the chomping.
 | 
						||
      if (chomping === CHOMPING_KEEP) {
 | 
						||
        state.result += common.repeat('\n', didReadContent ? 1 + emptyLines : emptyLines);
 | 
						||
      } else if (chomping === CHOMPING_CLIP) {
 | 
						||
        if (didReadContent) { // i.e. only if the scalar is not empty.
 | 
						||
          state.result += '\n';
 | 
						||
        }
 | 
						||
      }
 | 
						||
 | 
						||
      // Break this `while` cycle and go to the funciton's epilogue.
 | 
						||
      break;
 | 
						||
    }
 | 
						||
 | 
						||
    // Folded style: use fancy rules to handle line breaks.
 | 
						||
    if (folding) {
 | 
						||
 | 
						||
      // Lines starting with white space characters (more-indented lines) are not folded.
 | 
						||
      if (is_WHITE_SPACE(ch)) {
 | 
						||
        atMoreIndented = true;
 | 
						||
        // except for the first content line (cf. Example 8.1)
 | 
						||
        state.result += common.repeat('\n', didReadContent ? 1 + emptyLines : emptyLines);
 | 
						||
 | 
						||
      // End of more-indented block.
 | 
						||
      } else if (atMoreIndented) {
 | 
						||
        atMoreIndented = false;
 | 
						||
        state.result += common.repeat('\n', emptyLines + 1);
 | 
						||
 | 
						||
      // Just one line break - perceive as the same line.
 | 
						||
      } else if (emptyLines === 0) {
 | 
						||
        if (didReadContent) { // i.e. only if we have already read some scalar content.
 | 
						||
          state.result += ' ';
 | 
						||
        }
 | 
						||
 | 
						||
      // Several line breaks - perceive as different lines.
 | 
						||
      } else {
 | 
						||
        state.result += common.repeat('\n', emptyLines);
 | 
						||
      }
 | 
						||
 | 
						||
    // Literal style: just add exact number of line breaks between content lines.
 | 
						||
    } else {
 | 
						||
      // Keep all line breaks except the header line break.
 | 
						||
      state.result += common.repeat('\n', didReadContent ? 1 + emptyLines : emptyLines);
 | 
						||
    }
 | 
						||
 | 
						||
    didReadContent = true;
 | 
						||
    detectedIndent = true;
 | 
						||
    emptyLines = 0;
 | 
						||
    captureStart = state.position;
 | 
						||
 | 
						||
    while (!is_EOL(ch) && (ch !== 0)) {
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    captureSegment(state, captureStart, state.position, false);
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function readBlockSequence(state, nodeIndent) {
 | 
						||
  var _line,
 | 
						||
      _tag      = state.tag,
 | 
						||
      _anchor   = state.anchor,
 | 
						||
      _result   = [],
 | 
						||
      following,
 | 
						||
      detected  = false,
 | 
						||
      ch;
 | 
						||
 | 
						||
  // there is a leading tab before this token, so it can't be a block sequence/mapping;
 | 
						||
  // it can still be flow sequence/mapping or a scalar
 | 
						||
  if (state.firstTabInLine !== -1) return false;
 | 
						||
 | 
						||
  if (state.anchor !== null) {
 | 
						||
    state.anchorMap[state.anchor] = _result;
 | 
						||
  }
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    if (state.firstTabInLine !== -1) {
 | 
						||
      state.position = state.firstTabInLine;
 | 
						||
      throwError(state, 'tab characters must not be used in indentation');
 | 
						||
    }
 | 
						||
 | 
						||
    if (ch !== 0x2D/* - */) {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
 | 
						||
    following = state.input.charCodeAt(state.position + 1);
 | 
						||
 | 
						||
    if (!is_WS_OR_EOL(following)) {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
 | 
						||
    detected = true;
 | 
						||
    state.position++;
 | 
						||
 | 
						||
    if (skipSeparationSpace(state, true, -1)) {
 | 
						||
      if (state.lineIndent <= nodeIndent) {
 | 
						||
        _result.push(null);
 | 
						||
        ch = state.input.charCodeAt(state.position);
 | 
						||
        continue;
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    _line = state.line;
 | 
						||
    composeNode(state, nodeIndent, CONTEXT_BLOCK_IN, false, true);
 | 
						||
    _result.push(state.result);
 | 
						||
    skipSeparationSpace(state, true, -1);
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    if ((state.line === _line || state.lineIndent > nodeIndent) && (ch !== 0)) {
 | 
						||
      throwError(state, 'bad indentation of a sequence entry');
 | 
						||
    } else if (state.lineIndent < nodeIndent) {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (detected) {
 | 
						||
    state.tag = _tag;
 | 
						||
    state.anchor = _anchor;
 | 
						||
    state.kind = 'sequence';
 | 
						||
    state.result = _result;
 | 
						||
    return true;
 | 
						||
  }
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
function readBlockMapping(state, nodeIndent, flowIndent) {
 | 
						||
  var following,
 | 
						||
      allowCompact,
 | 
						||
      _line,
 | 
						||
      _keyLine,
 | 
						||
      _keyLineStart,
 | 
						||
      _keyPos,
 | 
						||
      _tag          = state.tag,
 | 
						||
      _anchor       = state.anchor,
 | 
						||
      _result       = {},
 | 
						||
      overridableKeys = Object.create(null),
 | 
						||
      keyTag        = null,
 | 
						||
      keyNode       = null,
 | 
						||
      valueNode     = null,
 | 
						||
      atExplicitKey = false,
 | 
						||
      detected      = false,
 | 
						||
      ch;
 | 
						||
 | 
						||
  // there is a leading tab before this token, so it can't be a block sequence/mapping;
 | 
						||
  // it can still be flow sequence/mapping or a scalar
 | 
						||
  if (state.firstTabInLine !== -1) return false;
 | 
						||
 | 
						||
  if (state.anchor !== null) {
 | 
						||
    state.anchorMap[state.anchor] = _result;
 | 
						||
  }
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  while (ch !== 0) {
 | 
						||
    if (!atExplicitKey && state.firstTabInLine !== -1) {
 | 
						||
      state.position = state.firstTabInLine;
 | 
						||
      throwError(state, 'tab characters must not be used in indentation');
 | 
						||
    }
 | 
						||
 | 
						||
    following = state.input.charCodeAt(state.position + 1);
 | 
						||
    _line = state.line; // Save the current line.
 | 
						||
 | 
						||
    //
 | 
						||
    // Explicit notation case. There are two separate blocks:
 | 
						||
    // first for the key (denoted by "?") and second for the value (denoted by ":")
 | 
						||
    //
 | 
						||
    if ((ch === 0x3F/* ? */ || ch === 0x3A/* : */) && is_WS_OR_EOL(following)) {
 | 
						||
 | 
						||
      if (ch === 0x3F/* ? */) {
 | 
						||
        if (atExplicitKey) {
 | 
						||
          storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null, _keyLine, _keyLineStart, _keyPos);
 | 
						||
          keyTag = keyNode = valueNode = null;
 | 
						||
        }
 | 
						||
 | 
						||
        detected = true;
 | 
						||
        atExplicitKey = true;
 | 
						||
        allowCompact = true;
 | 
						||
 | 
						||
      } else if (atExplicitKey) {
 | 
						||
        // i.e. 0x3A/* : */ === character after the explicit key.
 | 
						||
        atExplicitKey = false;
 | 
						||
        allowCompact = true;
 | 
						||
 | 
						||
      } else {
 | 
						||
        throwError(state, 'incomplete explicit mapping pair; a key node is missed; or followed by a non-tabulated empty line');
 | 
						||
      }
 | 
						||
 | 
						||
      state.position += 1;
 | 
						||
      ch = following;
 | 
						||
 | 
						||
    //
 | 
						||
    // Implicit notation case. Flow-style node as the key first, then ":", and the value.
 | 
						||
    //
 | 
						||
    } else {
 | 
						||
      _keyLine = state.line;
 | 
						||
      _keyLineStart = state.lineStart;
 | 
						||
      _keyPos = state.position;
 | 
						||
 | 
						||
      if (!composeNode(state, flowIndent, CONTEXT_FLOW_OUT, false, true)) {
 | 
						||
        // Neither implicit nor explicit notation.
 | 
						||
        // Reading is done. Go to the epilogue.
 | 
						||
        break;
 | 
						||
      }
 | 
						||
 | 
						||
      if (state.line === _line) {
 | 
						||
        ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
        while (is_WHITE_SPACE(ch)) {
 | 
						||
          ch = state.input.charCodeAt(++state.position);
 | 
						||
        }
 | 
						||
 | 
						||
        if (ch === 0x3A/* : */) {
 | 
						||
          ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
          if (!is_WS_OR_EOL(ch)) {
 | 
						||
            throwError(state, 'a whitespace character is expected after the key-value separator within a block mapping');
 | 
						||
          }
 | 
						||
 | 
						||
          if (atExplicitKey) {
 | 
						||
            storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null, _keyLine, _keyLineStart, _keyPos);
 | 
						||
            keyTag = keyNode = valueNode = null;
 | 
						||
          }
 | 
						||
 | 
						||
          detected = true;
 | 
						||
          atExplicitKey = false;
 | 
						||
          allowCompact = false;
 | 
						||
          keyTag = state.tag;
 | 
						||
          keyNode = state.result;
 | 
						||
 | 
						||
        } else if (detected) {
 | 
						||
          throwError(state, 'can not read an implicit mapping pair; a colon is missed');
 | 
						||
 | 
						||
        } else {
 | 
						||
          state.tag = _tag;
 | 
						||
          state.anchor = _anchor;
 | 
						||
          return true; // Keep the result of `composeNode`.
 | 
						||
        }
 | 
						||
 | 
						||
      } else if (detected) {
 | 
						||
        throwError(state, 'can not read a block mapping entry; a multiline key may not be an implicit key');
 | 
						||
 | 
						||
      } else {
 | 
						||
        state.tag = _tag;
 | 
						||
        state.anchor = _anchor;
 | 
						||
        return true; // Keep the result of `composeNode`.
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    //
 | 
						||
    // Common reading code for both explicit and implicit notations.
 | 
						||
    //
 | 
						||
    if (state.line === _line || state.lineIndent > nodeIndent) {
 | 
						||
      if (atExplicitKey) {
 | 
						||
        _keyLine = state.line;
 | 
						||
        _keyLineStart = state.lineStart;
 | 
						||
        _keyPos = state.position;
 | 
						||
      }
 | 
						||
 | 
						||
      if (composeNode(state, nodeIndent, CONTEXT_BLOCK_OUT, true, allowCompact)) {
 | 
						||
        if (atExplicitKey) {
 | 
						||
          keyNode = state.result;
 | 
						||
        } else {
 | 
						||
          valueNode = state.result;
 | 
						||
        }
 | 
						||
      }
 | 
						||
 | 
						||
      if (!atExplicitKey) {
 | 
						||
        storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode, _keyLine, _keyLineStart, _keyPos);
 | 
						||
        keyTag = keyNode = valueNode = null;
 | 
						||
      }
 | 
						||
 | 
						||
      skipSeparationSpace(state, true, -1);
 | 
						||
      ch = state.input.charCodeAt(state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    if ((state.line === _line || state.lineIndent > nodeIndent) && (ch !== 0)) {
 | 
						||
      throwError(state, 'bad indentation of a mapping entry');
 | 
						||
    } else if (state.lineIndent < nodeIndent) {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  //
 | 
						||
  // Epilogue.
 | 
						||
  //
 | 
						||
 | 
						||
  // Special case: last mapping's node contains only the key in explicit notation.
 | 
						||
  if (atExplicitKey) {
 | 
						||
    storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null, _keyLine, _keyLineStart, _keyPos);
 | 
						||
  }
 | 
						||
 | 
						||
  // Expose the resulting mapping.
 | 
						||
  if (detected) {
 | 
						||
    state.tag = _tag;
 | 
						||
    state.anchor = _anchor;
 | 
						||
    state.kind = 'mapping';
 | 
						||
    state.result = _result;
 | 
						||
  }
 | 
						||
 | 
						||
  return detected;
 | 
						||
}
 | 
						||
 | 
						||
function readTagProperty(state) {
 | 
						||
  var _position,
 | 
						||
      isVerbatim = false,
 | 
						||
      isNamed    = false,
 | 
						||
      tagHandle,
 | 
						||
      tagName,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch !== 0x21/* ! */) return false;
 | 
						||
 | 
						||
  if (state.tag !== null) {
 | 
						||
    throwError(state, 'duplication of a tag property');
 | 
						||
  }
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
  if (ch === 0x3C/* < */) {
 | 
						||
    isVerbatim = true;
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
  } else if (ch === 0x21/* ! */) {
 | 
						||
    isNamed = true;
 | 
						||
    tagHandle = '!!';
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
 | 
						||
  } else {
 | 
						||
    tagHandle = '!';
 | 
						||
  }
 | 
						||
 | 
						||
  _position = state.position;
 | 
						||
 | 
						||
  if (isVerbatim) {
 | 
						||
    do { ch = state.input.charCodeAt(++state.position); }
 | 
						||
    while (ch !== 0 && ch !== 0x3E/* > */);
 | 
						||
 | 
						||
    if (state.position < state.length) {
 | 
						||
      tagName = state.input.slice(_position, state.position);
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    } else {
 | 
						||
      throwError(state, 'unexpected end of the stream within a verbatim tag');
 | 
						||
    }
 | 
						||
  } else {
 | 
						||
    while (ch !== 0 && !is_WS_OR_EOL(ch)) {
 | 
						||
 | 
						||
      if (ch === 0x21/* ! */) {
 | 
						||
        if (!isNamed) {
 | 
						||
          tagHandle = state.input.slice(_position - 1, state.position + 1);
 | 
						||
 | 
						||
          if (!PATTERN_TAG_HANDLE.test(tagHandle)) {
 | 
						||
            throwError(state, 'named tag handle cannot contain such characters');
 | 
						||
          }
 | 
						||
 | 
						||
          isNamed = true;
 | 
						||
          _position = state.position + 1;
 | 
						||
        } else {
 | 
						||
          throwError(state, 'tag suffix cannot contain exclamation marks');
 | 
						||
        }
 | 
						||
      }
 | 
						||
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    tagName = state.input.slice(_position, state.position);
 | 
						||
 | 
						||
    if (PATTERN_FLOW_INDICATORS.test(tagName)) {
 | 
						||
      throwError(state, 'tag suffix cannot contain flow indicator characters');
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (tagName && !PATTERN_TAG_URI.test(tagName)) {
 | 
						||
    throwError(state, 'tag name cannot contain such characters: ' + tagName);
 | 
						||
  }
 | 
						||
 | 
						||
  try {
 | 
						||
    tagName = decodeURIComponent(tagName);
 | 
						||
  } catch (err) {
 | 
						||
    throwError(state, 'tag name is malformed: ' + tagName);
 | 
						||
  }
 | 
						||
 | 
						||
  if (isVerbatim) {
 | 
						||
    state.tag = tagName;
 | 
						||
 | 
						||
  } else if (_hasOwnProperty$1.call(state.tagMap, tagHandle)) {
 | 
						||
    state.tag = state.tagMap[tagHandle] + tagName;
 | 
						||
 | 
						||
  } else if (tagHandle === '!') {
 | 
						||
    state.tag = '!' + tagName;
 | 
						||
 | 
						||
  } else if (tagHandle === '!!') {
 | 
						||
    state.tag = 'tag:yaml.org,2002:' + tagName;
 | 
						||
 | 
						||
  } else {
 | 
						||
    throwError(state, 'undeclared tag handle "' + tagHandle + '"');
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function readAnchorProperty(state) {
 | 
						||
  var _position,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch !== 0x26/* & */) return false;
 | 
						||
 | 
						||
  if (state.anchor !== null) {
 | 
						||
    throwError(state, 'duplication of an anchor property');
 | 
						||
  }
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(++state.position);
 | 
						||
  _position = state.position;
 | 
						||
 | 
						||
  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.position === _position) {
 | 
						||
    throwError(state, 'name of an anchor node must contain at least one character');
 | 
						||
  }
 | 
						||
 | 
						||
  state.anchor = state.input.slice(_position, state.position);
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function readAlias(state) {
 | 
						||
  var _position, alias,
 | 
						||
      ch;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
  if (ch !== 0x2A/* * */) return false;
 | 
						||
 | 
						||
  ch = state.input.charCodeAt(++state.position);
 | 
						||
  _position = state.position;
 | 
						||
 | 
						||
  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.position === _position) {
 | 
						||
    throwError(state, 'name of an alias node must contain at least one character');
 | 
						||
  }
 | 
						||
 | 
						||
  alias = state.input.slice(_position, state.position);
 | 
						||
 | 
						||
  if (!_hasOwnProperty$1.call(state.anchorMap, alias)) {
 | 
						||
    throwError(state, 'unidentified alias "' + alias + '"');
 | 
						||
  }
 | 
						||
 | 
						||
  state.result = state.anchorMap[alias];
 | 
						||
  skipSeparationSpace(state, true, -1);
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function composeNode(state, parentIndent, nodeContext, allowToSeek, allowCompact) {
 | 
						||
  var allowBlockStyles,
 | 
						||
      allowBlockScalars,
 | 
						||
      allowBlockCollections,
 | 
						||
      indentStatus = 1, // 1: this>parent, 0: this=parent, -1: this<parent
 | 
						||
      atNewLine  = false,
 | 
						||
      hasContent = false,
 | 
						||
      typeIndex,
 | 
						||
      typeQuantity,
 | 
						||
      typeList,
 | 
						||
      type,
 | 
						||
      flowIndent,
 | 
						||
      blockIndent;
 | 
						||
 | 
						||
  if (state.listener !== null) {
 | 
						||
    state.listener('open', state);
 | 
						||
  }
 | 
						||
 | 
						||
  state.tag    = null;
 | 
						||
  state.anchor = null;
 | 
						||
  state.kind   = null;
 | 
						||
  state.result = null;
 | 
						||
 | 
						||
  allowBlockStyles = allowBlockScalars = allowBlockCollections =
 | 
						||
    CONTEXT_BLOCK_OUT === nodeContext ||
 | 
						||
    CONTEXT_BLOCK_IN  === nodeContext;
 | 
						||
 | 
						||
  if (allowToSeek) {
 | 
						||
    if (skipSeparationSpace(state, true, -1)) {
 | 
						||
      atNewLine = true;
 | 
						||
 | 
						||
      if (state.lineIndent > parentIndent) {
 | 
						||
        indentStatus = 1;
 | 
						||
      } else if (state.lineIndent === parentIndent) {
 | 
						||
        indentStatus = 0;
 | 
						||
      } else if (state.lineIndent < parentIndent) {
 | 
						||
        indentStatus = -1;
 | 
						||
      }
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (indentStatus === 1) {
 | 
						||
    while (readTagProperty(state) || readAnchorProperty(state)) {
 | 
						||
      if (skipSeparationSpace(state, true, -1)) {
 | 
						||
        atNewLine = true;
 | 
						||
        allowBlockCollections = allowBlockStyles;
 | 
						||
 | 
						||
        if (state.lineIndent > parentIndent) {
 | 
						||
          indentStatus = 1;
 | 
						||
        } else if (state.lineIndent === parentIndent) {
 | 
						||
          indentStatus = 0;
 | 
						||
        } else if (state.lineIndent < parentIndent) {
 | 
						||
          indentStatus = -1;
 | 
						||
        }
 | 
						||
      } else {
 | 
						||
        allowBlockCollections = false;
 | 
						||
      }
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (allowBlockCollections) {
 | 
						||
    allowBlockCollections = atNewLine || allowCompact;
 | 
						||
  }
 | 
						||
 | 
						||
  if (indentStatus === 1 || CONTEXT_BLOCK_OUT === nodeContext) {
 | 
						||
    if (CONTEXT_FLOW_IN === nodeContext || CONTEXT_FLOW_OUT === nodeContext) {
 | 
						||
      flowIndent = parentIndent;
 | 
						||
    } else {
 | 
						||
      flowIndent = parentIndent + 1;
 | 
						||
    }
 | 
						||
 | 
						||
    blockIndent = state.position - state.lineStart;
 | 
						||
 | 
						||
    if (indentStatus === 1) {
 | 
						||
      if (allowBlockCollections &&
 | 
						||
          (readBlockSequence(state, blockIndent) ||
 | 
						||
           readBlockMapping(state, blockIndent, flowIndent)) ||
 | 
						||
          readFlowCollection(state, flowIndent)) {
 | 
						||
        hasContent = true;
 | 
						||
      } else {
 | 
						||
        if ((allowBlockScalars && readBlockScalar(state, flowIndent)) ||
 | 
						||
            readSingleQuotedScalar(state, flowIndent) ||
 | 
						||
            readDoubleQuotedScalar(state, flowIndent)) {
 | 
						||
          hasContent = true;
 | 
						||
 | 
						||
        } else if (readAlias(state)) {
 | 
						||
          hasContent = true;
 | 
						||
 | 
						||
          if (state.tag !== null || state.anchor !== null) {
 | 
						||
            throwError(state, 'alias node should not have any properties');
 | 
						||
          }
 | 
						||
 | 
						||
        } else if (readPlainScalar(state, flowIndent, CONTEXT_FLOW_IN === nodeContext)) {
 | 
						||
          hasContent = true;
 | 
						||
 | 
						||
          if (state.tag === null) {
 | 
						||
            state.tag = '?';
 | 
						||
          }
 | 
						||
        }
 | 
						||
 | 
						||
        if (state.anchor !== null) {
 | 
						||
          state.anchorMap[state.anchor] = state.result;
 | 
						||
        }
 | 
						||
      }
 | 
						||
    } else if (indentStatus === 0) {
 | 
						||
      // Special case: block sequences are allowed to have same indentation level as the parent.
 | 
						||
      // http://www.yaml.org/spec/1.2/spec.html#id2799784
 | 
						||
      hasContent = allowBlockCollections && readBlockSequence(state, blockIndent);
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.tag === null) {
 | 
						||
    if (state.anchor !== null) {
 | 
						||
      state.anchorMap[state.anchor] = state.result;
 | 
						||
    }
 | 
						||
 | 
						||
  } else if (state.tag === '?') {
 | 
						||
    // Implicit resolving is not allowed for non-scalar types, and '?'
 | 
						||
    // non-specific tag is only automatically assigned to plain scalars.
 | 
						||
    //
 | 
						||
    // We only need to check kind conformity in case user explicitly assigns '?'
 | 
						||
    // tag, for example like this: "!<?> [0]"
 | 
						||
    //
 | 
						||
    if (state.result !== null && state.kind !== 'scalar') {
 | 
						||
      throwError(state, 'unacceptable node kind for !<?> tag; it should be "scalar", not "' + state.kind + '"');
 | 
						||
    }
 | 
						||
 | 
						||
    for (typeIndex = 0, typeQuantity = state.implicitTypes.length; typeIndex < typeQuantity; typeIndex += 1) {
 | 
						||
      type = state.implicitTypes[typeIndex];
 | 
						||
 | 
						||
      if (type.resolve(state.result)) { // `state.result` updated in resolver if matched
 | 
						||
        state.result = type.construct(state.result);
 | 
						||
        state.tag = type.tag;
 | 
						||
        if (state.anchor !== null) {
 | 
						||
          state.anchorMap[state.anchor] = state.result;
 | 
						||
        }
 | 
						||
        break;
 | 
						||
      }
 | 
						||
    }
 | 
						||
  } else if (state.tag !== '!') {
 | 
						||
    if (_hasOwnProperty$1.call(state.typeMap[state.kind || 'fallback'], state.tag)) {
 | 
						||
      type = state.typeMap[state.kind || 'fallback'][state.tag];
 | 
						||
    } else {
 | 
						||
      // looking for multi type
 | 
						||
      type = null;
 | 
						||
      typeList = state.typeMap.multi[state.kind || 'fallback'];
 | 
						||
 | 
						||
      for (typeIndex = 0, typeQuantity = typeList.length; typeIndex < typeQuantity; typeIndex += 1) {
 | 
						||
        if (state.tag.slice(0, typeList[typeIndex].tag.length) === typeList[typeIndex].tag) {
 | 
						||
          type = typeList[typeIndex];
 | 
						||
          break;
 | 
						||
        }
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    if (!type) {
 | 
						||
      throwError(state, 'unknown tag !<' + state.tag + '>');
 | 
						||
    }
 | 
						||
 | 
						||
    if (state.result !== null && type.kind !== state.kind) {
 | 
						||
      throwError(state, 'unacceptable node kind for !<' + state.tag + '> tag; it should be "' + type.kind + '", not "' + state.kind + '"');
 | 
						||
    }
 | 
						||
 | 
						||
    if (!type.resolve(state.result, state.tag)) { // `state.result` updated in resolver if matched
 | 
						||
      throwError(state, 'cannot resolve a node with !<' + state.tag + '> explicit tag');
 | 
						||
    } else {
 | 
						||
      state.result = type.construct(state.result, state.tag);
 | 
						||
      if (state.anchor !== null) {
 | 
						||
        state.anchorMap[state.anchor] = state.result;
 | 
						||
      }
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.listener !== null) {
 | 
						||
    state.listener('close', state);
 | 
						||
  }
 | 
						||
  return state.tag !== null ||  state.anchor !== null || hasContent;
 | 
						||
}
 | 
						||
 | 
						||
function readDocument(state) {
 | 
						||
  var documentStart = state.position,
 | 
						||
      _position,
 | 
						||
      directiveName,
 | 
						||
      directiveArgs,
 | 
						||
      hasDirectives = false,
 | 
						||
      ch;
 | 
						||
 | 
						||
  state.version = null;
 | 
						||
  state.checkLineBreaks = state.legacy;
 | 
						||
  state.tagMap = Object.create(null);
 | 
						||
  state.anchorMap = Object.create(null);
 | 
						||
 | 
						||
  while ((ch = state.input.charCodeAt(state.position)) !== 0) {
 | 
						||
    skipSeparationSpace(state, true, -1);
 | 
						||
 | 
						||
    ch = state.input.charCodeAt(state.position);
 | 
						||
 | 
						||
    if (state.lineIndent > 0 || ch !== 0x25/* % */) {
 | 
						||
      break;
 | 
						||
    }
 | 
						||
 | 
						||
    hasDirectives = true;
 | 
						||
    ch = state.input.charCodeAt(++state.position);
 | 
						||
    _position = state.position;
 | 
						||
 | 
						||
    while (ch !== 0 && !is_WS_OR_EOL(ch)) {
 | 
						||
      ch = state.input.charCodeAt(++state.position);
 | 
						||
    }
 | 
						||
 | 
						||
    directiveName = state.input.slice(_position, state.position);
 | 
						||
    directiveArgs = [];
 | 
						||
 | 
						||
    if (directiveName.length < 1) {
 | 
						||
      throwError(state, 'directive name must not be less than one character in length');
 | 
						||
    }
 | 
						||
 | 
						||
    while (ch !== 0) {
 | 
						||
      while (is_WHITE_SPACE(ch)) {
 | 
						||
        ch = state.input.charCodeAt(++state.position);
 | 
						||
      }
 | 
						||
 | 
						||
      if (ch === 0x23/* # */) {
 | 
						||
        do { ch = state.input.charCodeAt(++state.position); }
 | 
						||
        while (ch !== 0 && !is_EOL(ch));
 | 
						||
        break;
 | 
						||
      }
 | 
						||
 | 
						||
      if (is_EOL(ch)) break;
 | 
						||
 | 
						||
      _position = state.position;
 | 
						||
 | 
						||
      while (ch !== 0 && !is_WS_OR_EOL(ch)) {
 | 
						||
        ch = state.input.charCodeAt(++state.position);
 | 
						||
      }
 | 
						||
 | 
						||
      directiveArgs.push(state.input.slice(_position, state.position));
 | 
						||
    }
 | 
						||
 | 
						||
    if (ch !== 0) readLineBreak(state);
 | 
						||
 | 
						||
    if (_hasOwnProperty$1.call(directiveHandlers, directiveName)) {
 | 
						||
      directiveHandlers[directiveName](state, directiveName, directiveArgs);
 | 
						||
    } else {
 | 
						||
      throwWarning(state, 'unknown document directive "' + directiveName + '"');
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  skipSeparationSpace(state, true, -1);
 | 
						||
 | 
						||
  if (state.lineIndent === 0 &&
 | 
						||
      state.input.charCodeAt(state.position)     === 0x2D/* - */ &&
 | 
						||
      state.input.charCodeAt(state.position + 1) === 0x2D/* - */ &&
 | 
						||
      state.input.charCodeAt(state.position + 2) === 0x2D/* - */) {
 | 
						||
    state.position += 3;
 | 
						||
    skipSeparationSpace(state, true, -1);
 | 
						||
 | 
						||
  } else if (hasDirectives) {
 | 
						||
    throwError(state, 'directives end mark is expected');
 | 
						||
  }
 | 
						||
 | 
						||
  composeNode(state, state.lineIndent - 1, CONTEXT_BLOCK_OUT, false, true);
 | 
						||
  skipSeparationSpace(state, true, -1);
 | 
						||
 | 
						||
  if (state.checkLineBreaks &&
 | 
						||
      PATTERN_NON_ASCII_LINE_BREAKS.test(state.input.slice(documentStart, state.position))) {
 | 
						||
    throwWarning(state, 'non-ASCII line breaks are interpreted as content');
 | 
						||
  }
 | 
						||
 | 
						||
  state.documents.push(state.result);
 | 
						||
 | 
						||
  if (state.position === state.lineStart && testDocumentSeparator(state)) {
 | 
						||
 | 
						||
    if (state.input.charCodeAt(state.position) === 0x2E/* . */) {
 | 
						||
      state.position += 3;
 | 
						||
      skipSeparationSpace(state, true, -1);
 | 
						||
    }
 | 
						||
    return;
 | 
						||
  }
 | 
						||
 | 
						||
  if (state.position < (state.length - 1)) {
 | 
						||
    throwError(state, 'end of the stream or a document separator is expected');
 | 
						||
  } else {
 | 
						||
    return;
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function loadDocuments(input, options) {
 | 
						||
  input = String(input);
 | 
						||
  options = options || {};
 | 
						||
 | 
						||
  if (input.length !== 0) {
 | 
						||
 | 
						||
    // Add tailing `\n` if not exists
 | 
						||
    if (input.charCodeAt(input.length - 1) !== 0x0A/* LF */ &&
 | 
						||
        input.charCodeAt(input.length - 1) !== 0x0D/* CR */) {
 | 
						||
      input += '\n';
 | 
						||
    }
 | 
						||
 | 
						||
    // Strip BOM
 | 
						||
    if (input.charCodeAt(0) === 0xFEFF) {
 | 
						||
      input = input.slice(1);
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  var state = new State$1(input, options);
 | 
						||
 | 
						||
  var nullpos = input.indexOf('\0');
 | 
						||
 | 
						||
  if (nullpos !== -1) {
 | 
						||
    state.position = nullpos;
 | 
						||
    throwError(state, 'null byte is not allowed in input');
 | 
						||
  }
 | 
						||
 | 
						||
  // Use 0 as string terminator. That significantly simplifies bounds check.
 | 
						||
  state.input += '\0';
 | 
						||
 | 
						||
  while (state.input.charCodeAt(state.position) === 0x20/* Space */) {
 | 
						||
    state.lineIndent += 1;
 | 
						||
    state.position += 1;
 | 
						||
  }
 | 
						||
 | 
						||
  while (state.position < (state.length - 1)) {
 | 
						||
    readDocument(state);
 | 
						||
  }
 | 
						||
 | 
						||
  return state.documents;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function loadAll$1(input, iterator, options) {
 | 
						||
  if (iterator !== null && typeof iterator === 'object' && typeof options === 'undefined') {
 | 
						||
    options = iterator;
 | 
						||
    iterator = null;
 | 
						||
  }
 | 
						||
 | 
						||
  var documents = loadDocuments(input, options);
 | 
						||
 | 
						||
  if (typeof iterator !== 'function') {
 | 
						||
    return documents;
 | 
						||
  }
 | 
						||
 | 
						||
  for (var index = 0, length = documents.length; index < length; index += 1) {
 | 
						||
    iterator(documents[index]);
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
function load$1(input, options) {
 | 
						||
  var documents = loadDocuments(input, options);
 | 
						||
 | 
						||
  if (documents.length === 0) {
 | 
						||
    /*eslint-disable no-undefined*/
 | 
						||
    return undefined;
 | 
						||
  } else if (documents.length === 1) {
 | 
						||
    return documents[0];
 | 
						||
  }
 | 
						||
  throw new exception('expected a single document in the stream, but found more');
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var loadAll_1 = loadAll$1;
 | 
						||
var load_1    = load$1;
 | 
						||
 | 
						||
var loader = {
 | 
						||
	loadAll: loadAll_1,
 | 
						||
	load: load_1
 | 
						||
};
 | 
						||
 | 
						||
/*eslint-disable no-use-before-define*/
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
 | 
						||
var _toString       = Object.prototype.toString;
 | 
						||
var _hasOwnProperty = Object.prototype.hasOwnProperty;
 | 
						||
 | 
						||
var CHAR_BOM                  = 0xFEFF;
 | 
						||
var CHAR_TAB                  = 0x09; /* Tab */
 | 
						||
var CHAR_LINE_FEED            = 0x0A; /* LF */
 | 
						||
var CHAR_CARRIAGE_RETURN      = 0x0D; /* CR */
 | 
						||
var CHAR_SPACE                = 0x20; /* Space */
 | 
						||
var CHAR_EXCLAMATION          = 0x21; /* ! */
 | 
						||
var CHAR_DOUBLE_QUOTE         = 0x22; /* " */
 | 
						||
var CHAR_SHARP                = 0x23; /* # */
 | 
						||
var CHAR_PERCENT              = 0x25; /* % */
 | 
						||
var CHAR_AMPERSAND            = 0x26; /* & */
 | 
						||
var CHAR_SINGLE_QUOTE         = 0x27; /* ' */
 | 
						||
var CHAR_ASTERISK             = 0x2A; /* * */
 | 
						||
var CHAR_COMMA                = 0x2C; /* , */
 | 
						||
var CHAR_MINUS                = 0x2D; /* - */
 | 
						||
var CHAR_COLON                = 0x3A; /* : */
 | 
						||
var CHAR_EQUALS               = 0x3D; /* = */
 | 
						||
var CHAR_GREATER_THAN         = 0x3E; /* > */
 | 
						||
var CHAR_QUESTION             = 0x3F; /* ? */
 | 
						||
var CHAR_COMMERCIAL_AT        = 0x40; /* @ */
 | 
						||
var CHAR_LEFT_SQUARE_BRACKET  = 0x5B; /* [ */
 | 
						||
var CHAR_RIGHT_SQUARE_BRACKET = 0x5D; /* ] */
 | 
						||
var CHAR_GRAVE_ACCENT         = 0x60; /* ` */
 | 
						||
var CHAR_LEFT_CURLY_BRACKET   = 0x7B; /* { */
 | 
						||
var CHAR_VERTICAL_LINE        = 0x7C; /* | */
 | 
						||
var CHAR_RIGHT_CURLY_BRACKET  = 0x7D; /* } */
 | 
						||
 | 
						||
var ESCAPE_SEQUENCES = {};
 | 
						||
 | 
						||
ESCAPE_SEQUENCES[0x00]   = '\\0';
 | 
						||
ESCAPE_SEQUENCES[0x07]   = '\\a';
 | 
						||
ESCAPE_SEQUENCES[0x08]   = '\\b';
 | 
						||
ESCAPE_SEQUENCES[0x09]   = '\\t';
 | 
						||
ESCAPE_SEQUENCES[0x0A]   = '\\n';
 | 
						||
ESCAPE_SEQUENCES[0x0B]   = '\\v';
 | 
						||
ESCAPE_SEQUENCES[0x0C]   = '\\f';
 | 
						||
ESCAPE_SEQUENCES[0x0D]   = '\\r';
 | 
						||
ESCAPE_SEQUENCES[0x1B]   = '\\e';
 | 
						||
ESCAPE_SEQUENCES[0x22]   = '\\"';
 | 
						||
ESCAPE_SEQUENCES[0x5C]   = '\\\\';
 | 
						||
ESCAPE_SEQUENCES[0x85]   = '\\N';
 | 
						||
ESCAPE_SEQUENCES[0xA0]   = '\\_';
 | 
						||
ESCAPE_SEQUENCES[0x2028] = '\\L';
 | 
						||
ESCAPE_SEQUENCES[0x2029] = '\\P';
 | 
						||
 | 
						||
var DEPRECATED_BOOLEANS_SYNTAX = [
 | 
						||
  'y', 'Y', 'yes', 'Yes', 'YES', 'on', 'On', 'ON',
 | 
						||
  'n', 'N', 'no', 'No', 'NO', 'off', 'Off', 'OFF'
 | 
						||
];
 | 
						||
 | 
						||
var DEPRECATED_BASE60_SYNTAX = /^[-+]?[0-9_]+(?::[0-9_]+)+(?:\.[0-9_]*)?$/;
 | 
						||
 | 
						||
function compileStyleMap(schema, map) {
 | 
						||
  var result, keys, index, length, tag, style, type;
 | 
						||
 | 
						||
  if (map === null) return {};
 | 
						||
 | 
						||
  result = {};
 | 
						||
  keys = Object.keys(map);
 | 
						||
 | 
						||
  for (index = 0, length = keys.length; index < length; index += 1) {
 | 
						||
    tag = keys[index];
 | 
						||
    style = String(map[tag]);
 | 
						||
 | 
						||
    if (tag.slice(0, 2) === '!!') {
 | 
						||
      tag = 'tag:yaml.org,2002:' + tag.slice(2);
 | 
						||
    }
 | 
						||
    type = schema.compiledTypeMap['fallback'][tag];
 | 
						||
 | 
						||
    if (type && _hasOwnProperty.call(type.styleAliases, style)) {
 | 
						||
      style = type.styleAliases[style];
 | 
						||
    }
 | 
						||
 | 
						||
    result[tag] = style;
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
function encodeHex(character) {
 | 
						||
  var string, handle, length;
 | 
						||
 | 
						||
  string = character.toString(16).toUpperCase();
 | 
						||
 | 
						||
  if (character <= 0xFF) {
 | 
						||
    handle = 'x';
 | 
						||
    length = 2;
 | 
						||
  } else if (character <= 0xFFFF) {
 | 
						||
    handle = 'u';
 | 
						||
    length = 4;
 | 
						||
  } else if (character <= 0xFFFFFFFF) {
 | 
						||
    handle = 'U';
 | 
						||
    length = 8;
 | 
						||
  } else {
 | 
						||
    throw new exception('code point within a string may not be greater than 0xFFFFFFFF');
 | 
						||
  }
 | 
						||
 | 
						||
  return '\\' + handle + common.repeat('0', length - string.length) + string;
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var QUOTING_TYPE_SINGLE = 1,
 | 
						||
    QUOTING_TYPE_DOUBLE = 2;
 | 
						||
 | 
						||
function State(options) {
 | 
						||
  this.schema        = options['schema'] || _default;
 | 
						||
  this.indent        = Math.max(1, (options['indent'] || 2));
 | 
						||
  this.noArrayIndent = options['noArrayIndent'] || false;
 | 
						||
  this.skipInvalid   = options['skipInvalid'] || false;
 | 
						||
  this.flowLevel     = (common.isNothing(options['flowLevel']) ? -1 : options['flowLevel']);
 | 
						||
  this.styleMap      = compileStyleMap(this.schema, options['styles'] || null);
 | 
						||
  this.sortKeys      = options['sortKeys'] || false;
 | 
						||
  this.lineWidth     = options['lineWidth'] || 80;
 | 
						||
  this.noRefs        = options['noRefs'] || false;
 | 
						||
  this.noCompatMode  = options['noCompatMode'] || false;
 | 
						||
  this.condenseFlow  = options['condenseFlow'] || false;
 | 
						||
  this.quotingType   = options['quotingType'] === '"' ? QUOTING_TYPE_DOUBLE : QUOTING_TYPE_SINGLE;
 | 
						||
  this.forceQuotes   = options['forceQuotes'] || false;
 | 
						||
  this.replacer      = typeof options['replacer'] === 'function' ? options['replacer'] : null;
 | 
						||
 | 
						||
  this.implicitTypes = this.schema.compiledImplicit;
 | 
						||
  this.explicitTypes = this.schema.compiledExplicit;
 | 
						||
 | 
						||
  this.tag = null;
 | 
						||
  this.result = '';
 | 
						||
 | 
						||
  this.duplicates = [];
 | 
						||
  this.usedDuplicates = null;
 | 
						||
}
 | 
						||
 | 
						||
// Indents every line in a string. Empty lines (\n only) are not indented.
 | 
						||
function indentString(string, spaces) {
 | 
						||
  var ind = common.repeat(' ', spaces),
 | 
						||
      position = 0,
 | 
						||
      next = -1,
 | 
						||
      result = '',
 | 
						||
      line,
 | 
						||
      length = string.length;
 | 
						||
 | 
						||
  while (position < length) {
 | 
						||
    next = string.indexOf('\n', position);
 | 
						||
    if (next === -1) {
 | 
						||
      line = string.slice(position);
 | 
						||
      position = length;
 | 
						||
    } else {
 | 
						||
      line = string.slice(position, next + 1);
 | 
						||
      position = next + 1;
 | 
						||
    }
 | 
						||
 | 
						||
    if (line.length && line !== '\n') result += ind;
 | 
						||
 | 
						||
    result += line;
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
function generateNextLine(state, level) {
 | 
						||
  return '\n' + common.repeat(' ', state.indent * level);
 | 
						||
}
 | 
						||
 | 
						||
function testImplicitResolving(state, str) {
 | 
						||
  var index, length, type;
 | 
						||
 | 
						||
  for (index = 0, length = state.implicitTypes.length; index < length; index += 1) {
 | 
						||
    type = state.implicitTypes[index];
 | 
						||
 | 
						||
    if (type.resolve(str)) {
 | 
						||
      return true;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
// [33] s-white ::= s-space | s-tab
 | 
						||
function isWhitespace(c) {
 | 
						||
  return c === CHAR_SPACE || c === CHAR_TAB;
 | 
						||
}
 | 
						||
 | 
						||
// Returns true if the character can be printed without escaping.
 | 
						||
// From YAML 1.2: "any allowed characters known to be non-printable
 | 
						||
// should also be escaped. [However,] This isn’t mandatory"
 | 
						||
// Derived from nb-char - \t - #x85 - #xA0 - #x2028 - #x2029.
 | 
						||
function isPrintable(c) {
 | 
						||
  return  (0x00020 <= c && c <= 0x00007E)
 | 
						||
      || ((0x000A1 <= c && c <= 0x00D7FF) && c !== 0x2028 && c !== 0x2029)
 | 
						||
      || ((0x0E000 <= c && c <= 0x00FFFD) && c !== CHAR_BOM)
 | 
						||
      ||  (0x10000 <= c && c <= 0x10FFFF);
 | 
						||
}
 | 
						||
 | 
						||
// [34] ns-char ::= nb-char - s-white
 | 
						||
// [27] nb-char ::= c-printable - b-char - c-byte-order-mark
 | 
						||
// [26] b-char  ::= b-line-feed | b-carriage-return
 | 
						||
// Including s-white (for some reason, examples doesn't match specs in this aspect)
 | 
						||
// ns-char ::= c-printable - b-line-feed - b-carriage-return - c-byte-order-mark
 | 
						||
function isNsCharOrWhitespace(c) {
 | 
						||
  return isPrintable(c)
 | 
						||
    && c !== CHAR_BOM
 | 
						||
    // - b-char
 | 
						||
    && c !== CHAR_CARRIAGE_RETURN
 | 
						||
    && c !== CHAR_LINE_FEED;
 | 
						||
}
 | 
						||
 | 
						||
// [127]  ns-plain-safe(c) ::= c = flow-out  ⇒ ns-plain-safe-out
 | 
						||
//                             c = flow-in   ⇒ ns-plain-safe-in
 | 
						||
//                             c = block-key ⇒ ns-plain-safe-out
 | 
						||
//                             c = flow-key  ⇒ ns-plain-safe-in
 | 
						||
// [128] ns-plain-safe-out ::= ns-char
 | 
						||
// [129]  ns-plain-safe-in ::= ns-char - c-flow-indicator
 | 
						||
// [130]  ns-plain-char(c) ::=  ( ns-plain-safe(c) - “:” - “#” )
 | 
						||
//                            | ( /* An ns-char preceding */ “#” )
 | 
						||
//                            | ( “:” /* Followed by an ns-plain-safe(c) */ )
 | 
						||
function isPlainSafe(c, prev, inblock) {
 | 
						||
  var cIsNsCharOrWhitespace = isNsCharOrWhitespace(c);
 | 
						||
  var cIsNsChar = cIsNsCharOrWhitespace && !isWhitespace(c);
 | 
						||
  return (
 | 
						||
    // ns-plain-safe
 | 
						||
    inblock ? // c = flow-in
 | 
						||
      cIsNsCharOrWhitespace
 | 
						||
      : cIsNsCharOrWhitespace
 | 
						||
        // - c-flow-indicator
 | 
						||
        && c !== CHAR_COMMA
 | 
						||
        && c !== CHAR_LEFT_SQUARE_BRACKET
 | 
						||
        && c !== CHAR_RIGHT_SQUARE_BRACKET
 | 
						||
        && c !== CHAR_LEFT_CURLY_BRACKET
 | 
						||
        && c !== CHAR_RIGHT_CURLY_BRACKET
 | 
						||
  )
 | 
						||
    // ns-plain-char
 | 
						||
    && c !== CHAR_SHARP // false on '#'
 | 
						||
    && !(prev === CHAR_COLON && !cIsNsChar) // false on ': '
 | 
						||
    || (isNsCharOrWhitespace(prev) && !isWhitespace(prev) && c === CHAR_SHARP) // change to true on '[^ ]#'
 | 
						||
    || (prev === CHAR_COLON && cIsNsChar); // change to true on ':[^ ]'
 | 
						||
}
 | 
						||
 | 
						||
// Simplified test for values allowed as the first character in plain style.
 | 
						||
function isPlainSafeFirst(c) {
 | 
						||
  // Uses a subset of ns-char - c-indicator
 | 
						||
  // where ns-char = nb-char - s-white.
 | 
						||
  // No support of ( ( “?” | “:” | “-” ) /* Followed by an ns-plain-safe(c)) */ ) part
 | 
						||
  return isPrintable(c) && c !== CHAR_BOM
 | 
						||
    && !isWhitespace(c) // - s-white
 | 
						||
    // - (c-indicator ::=
 | 
						||
    // “-” | “?” | “:” | “,” | “[” | “]” | “{” | “}”
 | 
						||
    && c !== CHAR_MINUS
 | 
						||
    && c !== CHAR_QUESTION
 | 
						||
    && c !== CHAR_COLON
 | 
						||
    && c !== CHAR_COMMA
 | 
						||
    && c !== CHAR_LEFT_SQUARE_BRACKET
 | 
						||
    && c !== CHAR_RIGHT_SQUARE_BRACKET
 | 
						||
    && c !== CHAR_LEFT_CURLY_BRACKET
 | 
						||
    && c !== CHAR_RIGHT_CURLY_BRACKET
 | 
						||
    // | “#” | “&” | “*” | “!” | “|” | “=” | “>” | “'” | “"”
 | 
						||
    && c !== CHAR_SHARP
 | 
						||
    && c !== CHAR_AMPERSAND
 | 
						||
    && c !== CHAR_ASTERISK
 | 
						||
    && c !== CHAR_EXCLAMATION
 | 
						||
    && c !== CHAR_VERTICAL_LINE
 | 
						||
    && c !== CHAR_EQUALS
 | 
						||
    && c !== CHAR_GREATER_THAN
 | 
						||
    && c !== CHAR_SINGLE_QUOTE
 | 
						||
    && c !== CHAR_DOUBLE_QUOTE
 | 
						||
    // | “%” | “@” | “`”)
 | 
						||
    && c !== CHAR_PERCENT
 | 
						||
    && c !== CHAR_COMMERCIAL_AT
 | 
						||
    && c !== CHAR_GRAVE_ACCENT;
 | 
						||
}
 | 
						||
 | 
						||
// Simplified test for values allowed as the last character in plain style.
 | 
						||
function isPlainSafeLast(c) {
 | 
						||
  // just not whitespace or colon, it will be checked to be plain character later
 | 
						||
  return !isWhitespace(c) && c !== CHAR_COLON;
 | 
						||
}
 | 
						||
 | 
						||
// Same as 'string'.codePointAt(pos), but works in older browsers.
 | 
						||
function codePointAt(string, pos) {
 | 
						||
  var first = string.charCodeAt(pos), second;
 | 
						||
  if (first >= 0xD800 && first <= 0xDBFF && pos + 1 < string.length) {
 | 
						||
    second = string.charCodeAt(pos + 1);
 | 
						||
    if (second >= 0xDC00 && second <= 0xDFFF) {
 | 
						||
      // https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
 | 
						||
      return (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000;
 | 
						||
    }
 | 
						||
  }
 | 
						||
  return first;
 | 
						||
}
 | 
						||
 | 
						||
// Determines whether block indentation indicator is required.
 | 
						||
function needIndentIndicator(string) {
 | 
						||
  var leadingSpaceRe = /^\n* /;
 | 
						||
  return leadingSpaceRe.test(string);
 | 
						||
}
 | 
						||
 | 
						||
var STYLE_PLAIN   = 1,
 | 
						||
    STYLE_SINGLE  = 2,
 | 
						||
    STYLE_LITERAL = 3,
 | 
						||
    STYLE_FOLDED  = 4,
 | 
						||
    STYLE_DOUBLE  = 5;
 | 
						||
 | 
						||
// Determines which scalar styles are possible and returns the preferred style.
 | 
						||
// lineWidth = -1 => no limit.
 | 
						||
// Pre-conditions: str.length > 0.
 | 
						||
// Post-conditions:
 | 
						||
//    STYLE_PLAIN or STYLE_SINGLE => no \n are in the string.
 | 
						||
//    STYLE_LITERAL => no lines are suitable for folding (or lineWidth is -1).
 | 
						||
//    STYLE_FOLDED => a line > lineWidth and can be folded (and lineWidth != -1).
 | 
						||
function chooseScalarStyle(string, singleLineOnly, indentPerLevel, lineWidth,
 | 
						||
  testAmbiguousType, quotingType, forceQuotes, inblock) {
 | 
						||
 | 
						||
  var i;
 | 
						||
  var char = 0;
 | 
						||
  var prevChar = null;
 | 
						||
  var hasLineBreak = false;
 | 
						||
  var hasFoldableLine = false; // only checked if shouldTrackWidth
 | 
						||
  var shouldTrackWidth = lineWidth !== -1;
 | 
						||
  var previousLineBreak = -1; // count the first line correctly
 | 
						||
  var plain = isPlainSafeFirst(codePointAt(string, 0))
 | 
						||
          && isPlainSafeLast(codePointAt(string, string.length - 1));
 | 
						||
 | 
						||
  if (singleLineOnly || forceQuotes) {
 | 
						||
    // Case: no block styles.
 | 
						||
    // Check for disallowed characters to rule out plain and single.
 | 
						||
    for (i = 0; i < string.length; char >= 0x10000 ? i += 2 : i++) {
 | 
						||
      char = codePointAt(string, i);
 | 
						||
      if (!isPrintable(char)) {
 | 
						||
        return STYLE_DOUBLE;
 | 
						||
      }
 | 
						||
      plain = plain && isPlainSafe(char, prevChar, inblock);
 | 
						||
      prevChar = char;
 | 
						||
    }
 | 
						||
  } else {
 | 
						||
    // Case: block styles permitted.
 | 
						||
    for (i = 0; i < string.length; char >= 0x10000 ? i += 2 : i++) {
 | 
						||
      char = codePointAt(string, i);
 | 
						||
      if (char === CHAR_LINE_FEED) {
 | 
						||
        hasLineBreak = true;
 | 
						||
        // Check if any line can be folded.
 | 
						||
        if (shouldTrackWidth) {
 | 
						||
          hasFoldableLine = hasFoldableLine ||
 | 
						||
            // Foldable line = too long, and not more-indented.
 | 
						||
            (i - previousLineBreak - 1 > lineWidth &&
 | 
						||
             string[previousLineBreak + 1] !== ' ');
 | 
						||
          previousLineBreak = i;
 | 
						||
        }
 | 
						||
      } else if (!isPrintable(char)) {
 | 
						||
        return STYLE_DOUBLE;
 | 
						||
      }
 | 
						||
      plain = plain && isPlainSafe(char, prevChar, inblock);
 | 
						||
      prevChar = char;
 | 
						||
    }
 | 
						||
    // in case the end is missing a \n
 | 
						||
    hasFoldableLine = hasFoldableLine || (shouldTrackWidth &&
 | 
						||
      (i - previousLineBreak - 1 > lineWidth &&
 | 
						||
       string[previousLineBreak + 1] !== ' '));
 | 
						||
  }
 | 
						||
  // Although every style can represent \n without escaping, prefer block styles
 | 
						||
  // for multiline, since they're more readable and they don't add empty lines.
 | 
						||
  // Also prefer folding a super-long line.
 | 
						||
  if (!hasLineBreak && !hasFoldableLine) {
 | 
						||
    // Strings interpretable as another type have to be quoted;
 | 
						||
    // e.g. the string 'true' vs. the boolean true.
 | 
						||
    if (plain && !forceQuotes && !testAmbiguousType(string)) {
 | 
						||
      return STYLE_PLAIN;
 | 
						||
    }
 | 
						||
    return quotingType === QUOTING_TYPE_DOUBLE ? STYLE_DOUBLE : STYLE_SINGLE;
 | 
						||
  }
 | 
						||
  // Edge case: block indentation indicator can only have one digit.
 | 
						||
  if (indentPerLevel > 9 && needIndentIndicator(string)) {
 | 
						||
    return STYLE_DOUBLE;
 | 
						||
  }
 | 
						||
  // At this point we know block styles are valid.
 | 
						||
  // Prefer literal style unless we want to fold.
 | 
						||
  if (!forceQuotes) {
 | 
						||
    return hasFoldableLine ? STYLE_FOLDED : STYLE_LITERAL;
 | 
						||
  }
 | 
						||
  return quotingType === QUOTING_TYPE_DOUBLE ? STYLE_DOUBLE : STYLE_SINGLE;
 | 
						||
}
 | 
						||
 | 
						||
// Note: line breaking/folding is implemented for only the folded style.
 | 
						||
// NB. We drop the last trailing newline (if any) of a returned block scalar
 | 
						||
//  since the dumper adds its own newline. This always works:
 | 
						||
//    • No ending newline => unaffected; already using strip "-" chomping.
 | 
						||
//    • Ending newline    => removed then restored.
 | 
						||
//  Importantly, this keeps the "+" chomp indicator from gaining an extra line.
 | 
						||
function writeScalar(state, string, level, iskey, inblock) {
 | 
						||
  state.dump = (function () {
 | 
						||
    if (string.length === 0) {
 | 
						||
      return state.quotingType === QUOTING_TYPE_DOUBLE ? '""' : "''";
 | 
						||
    }
 | 
						||
    if (!state.noCompatMode) {
 | 
						||
      if (DEPRECATED_BOOLEANS_SYNTAX.indexOf(string) !== -1 || DEPRECATED_BASE60_SYNTAX.test(string)) {
 | 
						||
        return state.quotingType === QUOTING_TYPE_DOUBLE ? ('"' + string + '"') : ("'" + string + "'");
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    var indent = state.indent * Math.max(1, level); // no 0-indent scalars
 | 
						||
    // As indentation gets deeper, let the width decrease monotonically
 | 
						||
    // to the lower bound min(state.lineWidth, 40).
 | 
						||
    // Note that this implies
 | 
						||
    //  state.lineWidth ≤ 40 + state.indent: width is fixed at the lower bound.
 | 
						||
    //  state.lineWidth > 40 + state.indent: width decreases until the lower bound.
 | 
						||
    // This behaves better than a constant minimum width which disallows narrower options,
 | 
						||
    // or an indent threshold which causes the width to suddenly increase.
 | 
						||
    var lineWidth = state.lineWidth === -1
 | 
						||
      ? -1 : Math.max(Math.min(state.lineWidth, 40), state.lineWidth - indent);
 | 
						||
 | 
						||
    // Without knowing if keys are implicit/explicit, assume implicit for safety.
 | 
						||
    var singleLineOnly = iskey
 | 
						||
      // No block styles in flow mode.
 | 
						||
      || (state.flowLevel > -1 && level >= state.flowLevel);
 | 
						||
    function testAmbiguity(string) {
 | 
						||
      return testImplicitResolving(state, string);
 | 
						||
    }
 | 
						||
 | 
						||
    switch (chooseScalarStyle(string, singleLineOnly, state.indent, lineWidth,
 | 
						||
      testAmbiguity, state.quotingType, state.forceQuotes && !iskey, inblock)) {
 | 
						||
 | 
						||
      case STYLE_PLAIN:
 | 
						||
        return string;
 | 
						||
      case STYLE_SINGLE:
 | 
						||
        return "'" + string.replace(/'/g, "''") + "'";
 | 
						||
      case STYLE_LITERAL:
 | 
						||
        return '|' + blockHeader(string, state.indent)
 | 
						||
          + dropEndingNewline(indentString(string, indent));
 | 
						||
      case STYLE_FOLDED:
 | 
						||
        return '>' + blockHeader(string, state.indent)
 | 
						||
          + dropEndingNewline(indentString(foldString(string, lineWidth), indent));
 | 
						||
      case STYLE_DOUBLE:
 | 
						||
        return '"' + escapeString(string) + '"';
 | 
						||
      default:
 | 
						||
        throw new exception('impossible error: invalid scalar style');
 | 
						||
    }
 | 
						||
  }());
 | 
						||
}
 | 
						||
 | 
						||
// Pre-conditions: string is valid for a block scalar, 1 <= indentPerLevel <= 9.
 | 
						||
function blockHeader(string, indentPerLevel) {
 | 
						||
  var indentIndicator = needIndentIndicator(string) ? String(indentPerLevel) : '';
 | 
						||
 | 
						||
  // note the special case: the string '\n' counts as a "trailing" empty line.
 | 
						||
  var clip =          string[string.length - 1] === '\n';
 | 
						||
  var keep = clip && (string[string.length - 2] === '\n' || string === '\n');
 | 
						||
  var chomp = keep ? '+' : (clip ? '' : '-');
 | 
						||
 | 
						||
  return indentIndicator + chomp + '\n';
 | 
						||
}
 | 
						||
 | 
						||
// (See the note for writeScalar.)
 | 
						||
function dropEndingNewline(string) {
 | 
						||
  return string[string.length - 1] === '\n' ? string.slice(0, -1) : string;
 | 
						||
}
 | 
						||
 | 
						||
// Note: a long line without a suitable break point will exceed the width limit.
 | 
						||
// Pre-conditions: every char in str isPrintable, str.length > 0, width > 0.
 | 
						||
function foldString(string, width) {
 | 
						||
  // In folded style, $k$ consecutive newlines output as $k+1$ newlines—
 | 
						||
  // unless they're before or after a more-indented line, or at the very
 | 
						||
  // beginning or end, in which case $k$ maps to $k$.
 | 
						||
  // Therefore, parse each chunk as newline(s) followed by a content line.
 | 
						||
  var lineRe = /(\n+)([^\n]*)/g;
 | 
						||
 | 
						||
  // first line (possibly an empty line)
 | 
						||
  var result = (function () {
 | 
						||
    var nextLF = string.indexOf('\n');
 | 
						||
    nextLF = nextLF !== -1 ? nextLF : string.length;
 | 
						||
    lineRe.lastIndex = nextLF;
 | 
						||
    return foldLine(string.slice(0, nextLF), width);
 | 
						||
  }());
 | 
						||
  // If we haven't reached the first content line yet, don't add an extra \n.
 | 
						||
  var prevMoreIndented = string[0] === '\n' || string[0] === ' ';
 | 
						||
  var moreIndented;
 | 
						||
 | 
						||
  // rest of the lines
 | 
						||
  var match;
 | 
						||
  while ((match = lineRe.exec(string))) {
 | 
						||
    var prefix = match[1], line = match[2];
 | 
						||
    moreIndented = (line[0] === ' ');
 | 
						||
    result += prefix
 | 
						||
      + (!prevMoreIndented && !moreIndented && line !== ''
 | 
						||
        ? '\n' : '')
 | 
						||
      + foldLine(line, width);
 | 
						||
    prevMoreIndented = moreIndented;
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
// Greedy line breaking.
 | 
						||
// Picks the longest line under the limit each time,
 | 
						||
// otherwise settles for the shortest line over the limit.
 | 
						||
// NB. More-indented lines *cannot* be folded, as that would add an extra \n.
 | 
						||
function foldLine(line, width) {
 | 
						||
  if (line === '' || line[0] === ' ') return line;
 | 
						||
 | 
						||
  // Since a more-indented line adds a \n, breaks can't be followed by a space.
 | 
						||
  var breakRe = / [^ ]/g; // note: the match index will always be <= length-2.
 | 
						||
  var match;
 | 
						||
  // start is an inclusive index. end, curr, and next are exclusive.
 | 
						||
  var start = 0, end, curr = 0, next = 0;
 | 
						||
  var result = '';
 | 
						||
 | 
						||
  // Invariants: 0 <= start <= length-1.
 | 
						||
  //   0 <= curr <= next <= max(0, length-2). curr - start <= width.
 | 
						||
  // Inside the loop:
 | 
						||
  //   A match implies length >= 2, so curr and next are <= length-2.
 | 
						||
  while ((match = breakRe.exec(line))) {
 | 
						||
    next = match.index;
 | 
						||
    // maintain invariant: curr - start <= width
 | 
						||
    if (next - start > width) {
 | 
						||
      end = (curr > start) ? curr : next; // derive end <= length-2
 | 
						||
      result += '\n' + line.slice(start, end);
 | 
						||
      // skip the space that was output as \n
 | 
						||
      start = end + 1;                    // derive start <= length-1
 | 
						||
    }
 | 
						||
    curr = next;
 | 
						||
  }
 | 
						||
 | 
						||
  // By the invariants, start <= length-1, so there is something left over.
 | 
						||
  // It is either the whole string or a part starting from non-whitespace.
 | 
						||
  result += '\n';
 | 
						||
  // Insert a break if the remainder is too long and there is a break available.
 | 
						||
  if (line.length - start > width && curr > start) {
 | 
						||
    result += line.slice(start, curr) + '\n' + line.slice(curr + 1);
 | 
						||
  } else {
 | 
						||
    result += line.slice(start);
 | 
						||
  }
 | 
						||
 | 
						||
  return result.slice(1); // drop extra \n joiner
 | 
						||
}
 | 
						||
 | 
						||
// Escapes a double-quoted string.
 | 
						||
function escapeString(string) {
 | 
						||
  var result = '';
 | 
						||
  var char = 0;
 | 
						||
  var escapeSeq;
 | 
						||
 | 
						||
  for (var i = 0; i < string.length; char >= 0x10000 ? i += 2 : i++) {
 | 
						||
    char = codePointAt(string, i);
 | 
						||
    escapeSeq = ESCAPE_SEQUENCES[char];
 | 
						||
 | 
						||
    if (!escapeSeq && isPrintable(char)) {
 | 
						||
      result += string[i];
 | 
						||
      if (char >= 0x10000) result += string[i + 1];
 | 
						||
    } else {
 | 
						||
      result += escapeSeq || encodeHex(char);
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return result;
 | 
						||
}
 | 
						||
 | 
						||
function writeFlowSequence(state, level, object) {
 | 
						||
  var _result = '',
 | 
						||
      _tag    = state.tag,
 | 
						||
      index,
 | 
						||
      length,
 | 
						||
      value;
 | 
						||
 | 
						||
  for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
    value = object[index];
 | 
						||
 | 
						||
    if (state.replacer) {
 | 
						||
      value = state.replacer.call(object, String(index), value);
 | 
						||
    }
 | 
						||
 | 
						||
    // Write only valid elements, put null instead of invalid elements.
 | 
						||
    if (writeNode(state, level, value, false, false) ||
 | 
						||
        (typeof value === 'undefined' &&
 | 
						||
         writeNode(state, level, null, false, false))) {
 | 
						||
 | 
						||
      if (_result !== '') _result += ',' + (!state.condenseFlow ? ' ' : '');
 | 
						||
      _result += state.dump;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  state.tag = _tag;
 | 
						||
  state.dump = '[' + _result + ']';
 | 
						||
}
 | 
						||
 | 
						||
function writeBlockSequence(state, level, object, compact) {
 | 
						||
  var _result = '',
 | 
						||
      _tag    = state.tag,
 | 
						||
      index,
 | 
						||
      length,
 | 
						||
      value;
 | 
						||
 | 
						||
  for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
    value = object[index];
 | 
						||
 | 
						||
    if (state.replacer) {
 | 
						||
      value = state.replacer.call(object, String(index), value);
 | 
						||
    }
 | 
						||
 | 
						||
    // Write only valid elements, put null instead of invalid elements.
 | 
						||
    if (writeNode(state, level + 1, value, true, true, false, true) ||
 | 
						||
        (typeof value === 'undefined' &&
 | 
						||
         writeNode(state, level + 1, null, true, true, false, true))) {
 | 
						||
 | 
						||
      if (!compact || _result !== '') {
 | 
						||
        _result += generateNextLine(state, level);
 | 
						||
      }
 | 
						||
 | 
						||
      if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
 | 
						||
        _result += '-';
 | 
						||
      } else {
 | 
						||
        _result += '- ';
 | 
						||
      }
 | 
						||
 | 
						||
      _result += state.dump;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  state.tag = _tag;
 | 
						||
  state.dump = _result || '[]'; // Empty sequence if no valid values.
 | 
						||
}
 | 
						||
 | 
						||
function writeFlowMapping(state, level, object) {
 | 
						||
  var _result       = '',
 | 
						||
      _tag          = state.tag,
 | 
						||
      objectKeyList = Object.keys(object),
 | 
						||
      index,
 | 
						||
      length,
 | 
						||
      objectKey,
 | 
						||
      objectValue,
 | 
						||
      pairBuffer;
 | 
						||
 | 
						||
  for (index = 0, length = objectKeyList.length; index < length; index += 1) {
 | 
						||
 | 
						||
    pairBuffer = '';
 | 
						||
    if (_result !== '') pairBuffer += ', ';
 | 
						||
 | 
						||
    if (state.condenseFlow) pairBuffer += '"';
 | 
						||
 | 
						||
    objectKey = objectKeyList[index];
 | 
						||
    objectValue = object[objectKey];
 | 
						||
 | 
						||
    if (state.replacer) {
 | 
						||
      objectValue = state.replacer.call(object, objectKey, objectValue);
 | 
						||
    }
 | 
						||
 | 
						||
    if (!writeNode(state, level, objectKey, false, false)) {
 | 
						||
      continue; // Skip this pair because of invalid key;
 | 
						||
    }
 | 
						||
 | 
						||
    if (state.dump.length > 1024) pairBuffer += '? ';
 | 
						||
 | 
						||
    pairBuffer += state.dump + (state.condenseFlow ? '"' : '') + ':' + (state.condenseFlow ? '' : ' ');
 | 
						||
 | 
						||
    if (!writeNode(state, level, objectValue, false, false)) {
 | 
						||
      continue; // Skip this pair because of invalid value.
 | 
						||
    }
 | 
						||
 | 
						||
    pairBuffer += state.dump;
 | 
						||
 | 
						||
    // Both key and value are valid.
 | 
						||
    _result += pairBuffer;
 | 
						||
  }
 | 
						||
 | 
						||
  state.tag = _tag;
 | 
						||
  state.dump = '{' + _result + '}';
 | 
						||
}
 | 
						||
 | 
						||
function writeBlockMapping(state, level, object, compact) {
 | 
						||
  var _result       = '',
 | 
						||
      _tag          = state.tag,
 | 
						||
      objectKeyList = Object.keys(object),
 | 
						||
      index,
 | 
						||
      length,
 | 
						||
      objectKey,
 | 
						||
      objectValue,
 | 
						||
      explicitPair,
 | 
						||
      pairBuffer;
 | 
						||
 | 
						||
  // Allow sorting keys so that the output file is deterministic
 | 
						||
  if (state.sortKeys === true) {
 | 
						||
    // Default sorting
 | 
						||
    objectKeyList.sort();
 | 
						||
  } else if (typeof state.sortKeys === 'function') {
 | 
						||
    // Custom sort function
 | 
						||
    objectKeyList.sort(state.sortKeys);
 | 
						||
  } else if (state.sortKeys) {
 | 
						||
    // Something is wrong
 | 
						||
    throw new exception('sortKeys must be a boolean or a function');
 | 
						||
  }
 | 
						||
 | 
						||
  for (index = 0, length = objectKeyList.length; index < length; index += 1) {
 | 
						||
    pairBuffer = '';
 | 
						||
 | 
						||
    if (!compact || _result !== '') {
 | 
						||
      pairBuffer += generateNextLine(state, level);
 | 
						||
    }
 | 
						||
 | 
						||
    objectKey = objectKeyList[index];
 | 
						||
    objectValue = object[objectKey];
 | 
						||
 | 
						||
    if (state.replacer) {
 | 
						||
      objectValue = state.replacer.call(object, objectKey, objectValue);
 | 
						||
    }
 | 
						||
 | 
						||
    if (!writeNode(state, level + 1, objectKey, true, true, true)) {
 | 
						||
      continue; // Skip this pair because of invalid key.
 | 
						||
    }
 | 
						||
 | 
						||
    explicitPair = (state.tag !== null && state.tag !== '?') ||
 | 
						||
                   (state.dump && state.dump.length > 1024);
 | 
						||
 | 
						||
    if (explicitPair) {
 | 
						||
      if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
 | 
						||
        pairBuffer += '?';
 | 
						||
      } else {
 | 
						||
        pairBuffer += '? ';
 | 
						||
      }
 | 
						||
    }
 | 
						||
 | 
						||
    pairBuffer += state.dump;
 | 
						||
 | 
						||
    if (explicitPair) {
 | 
						||
      pairBuffer += generateNextLine(state, level);
 | 
						||
    }
 | 
						||
 | 
						||
    if (!writeNode(state, level + 1, objectValue, true, explicitPair)) {
 | 
						||
      continue; // Skip this pair because of invalid value.
 | 
						||
    }
 | 
						||
 | 
						||
    if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
 | 
						||
      pairBuffer += ':';
 | 
						||
    } else {
 | 
						||
      pairBuffer += ': ';
 | 
						||
    }
 | 
						||
 | 
						||
    pairBuffer += state.dump;
 | 
						||
 | 
						||
    // Both key and value are valid.
 | 
						||
    _result += pairBuffer;
 | 
						||
  }
 | 
						||
 | 
						||
  state.tag = _tag;
 | 
						||
  state.dump = _result || '{}'; // Empty mapping if no valid pairs.
 | 
						||
}
 | 
						||
 | 
						||
function detectType(state, object, explicit) {
 | 
						||
  var _result, typeList, index, length, type, style;
 | 
						||
 | 
						||
  typeList = explicit ? state.explicitTypes : state.implicitTypes;
 | 
						||
 | 
						||
  for (index = 0, length = typeList.length; index < length; index += 1) {
 | 
						||
    type = typeList[index];
 | 
						||
 | 
						||
    if ((type.instanceOf  || type.predicate) &&
 | 
						||
        (!type.instanceOf || ((typeof object === 'object') && (object instanceof type.instanceOf))) &&
 | 
						||
        (!type.predicate  || type.predicate(object))) {
 | 
						||
 | 
						||
      if (explicit) {
 | 
						||
        if (type.multi && type.representName) {
 | 
						||
          state.tag = type.representName(object);
 | 
						||
        } else {
 | 
						||
          state.tag = type.tag;
 | 
						||
        }
 | 
						||
      } else {
 | 
						||
        state.tag = '?';
 | 
						||
      }
 | 
						||
 | 
						||
      if (type.represent) {
 | 
						||
        style = state.styleMap[type.tag] || type.defaultStyle;
 | 
						||
 | 
						||
        if (_toString.call(type.represent) === '[object Function]') {
 | 
						||
          _result = type.represent(object, style);
 | 
						||
        } else if (_hasOwnProperty.call(type.represent, style)) {
 | 
						||
          _result = type.represent[style](object, style);
 | 
						||
        } else {
 | 
						||
          throw new exception('!<' + type.tag + '> tag resolver accepts not "' + style + '" style');
 | 
						||
        }
 | 
						||
 | 
						||
        state.dump = _result;
 | 
						||
      }
 | 
						||
 | 
						||
      return true;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return false;
 | 
						||
}
 | 
						||
 | 
						||
// Serializes `object` and writes it to global `result`.
 | 
						||
// Returns true on success, or false on invalid object.
 | 
						||
//
 | 
						||
function writeNode(state, level, object, block, compact, iskey, isblockseq) {
 | 
						||
  state.tag = null;
 | 
						||
  state.dump = object;
 | 
						||
 | 
						||
  if (!detectType(state, object, false)) {
 | 
						||
    detectType(state, object, true);
 | 
						||
  }
 | 
						||
 | 
						||
  var type = _toString.call(state.dump);
 | 
						||
  var inblock = block;
 | 
						||
  var tagStr;
 | 
						||
 | 
						||
  if (block) {
 | 
						||
    block = (state.flowLevel < 0 || state.flowLevel > level);
 | 
						||
  }
 | 
						||
 | 
						||
  var objectOrArray = type === '[object Object]' || type === '[object Array]',
 | 
						||
      duplicateIndex,
 | 
						||
      duplicate;
 | 
						||
 | 
						||
  if (objectOrArray) {
 | 
						||
    duplicateIndex = state.duplicates.indexOf(object);
 | 
						||
    duplicate = duplicateIndex !== -1;
 | 
						||
  }
 | 
						||
 | 
						||
  if ((state.tag !== null && state.tag !== '?') || duplicate || (state.indent !== 2 && level > 0)) {
 | 
						||
    compact = false;
 | 
						||
  }
 | 
						||
 | 
						||
  if (duplicate && state.usedDuplicates[duplicateIndex]) {
 | 
						||
    state.dump = '*ref_' + duplicateIndex;
 | 
						||
  } else {
 | 
						||
    if (objectOrArray && duplicate && !state.usedDuplicates[duplicateIndex]) {
 | 
						||
      state.usedDuplicates[duplicateIndex] = true;
 | 
						||
    }
 | 
						||
    if (type === '[object Object]') {
 | 
						||
      if (block && (Object.keys(state.dump).length !== 0)) {
 | 
						||
        writeBlockMapping(state, level, state.dump, compact);
 | 
						||
        if (duplicate) {
 | 
						||
          state.dump = '&ref_' + duplicateIndex + state.dump;
 | 
						||
        }
 | 
						||
      } else {
 | 
						||
        writeFlowMapping(state, level, state.dump);
 | 
						||
        if (duplicate) {
 | 
						||
          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;
 | 
						||
        }
 | 
						||
      }
 | 
						||
    } else if (type === '[object Array]') {
 | 
						||
      if (block && (state.dump.length !== 0)) {
 | 
						||
        if (state.noArrayIndent && !isblockseq && level > 0) {
 | 
						||
          writeBlockSequence(state, level - 1, state.dump, compact);
 | 
						||
        } else {
 | 
						||
          writeBlockSequence(state, level, state.dump, compact);
 | 
						||
        }
 | 
						||
        if (duplicate) {
 | 
						||
          state.dump = '&ref_' + duplicateIndex + state.dump;
 | 
						||
        }
 | 
						||
      } else {
 | 
						||
        writeFlowSequence(state, level, state.dump);
 | 
						||
        if (duplicate) {
 | 
						||
          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;
 | 
						||
        }
 | 
						||
      }
 | 
						||
    } else if (type === '[object String]') {
 | 
						||
      if (state.tag !== '?') {
 | 
						||
        writeScalar(state, state.dump, level, iskey, inblock);
 | 
						||
      }
 | 
						||
    } else if (type === '[object Undefined]') {
 | 
						||
      return false;
 | 
						||
    } else {
 | 
						||
      if (state.skipInvalid) return false;
 | 
						||
      throw new exception('unacceptable kind of an object to dump ' + type);
 | 
						||
    }
 | 
						||
 | 
						||
    if (state.tag !== null && state.tag !== '?') {
 | 
						||
      // Need to encode all characters except those allowed by the spec:
 | 
						||
      //
 | 
						||
      // [35] ns-dec-digit    ::=  [#x30-#x39] /* 0-9 */
 | 
						||
      // [36] ns-hex-digit    ::=  ns-dec-digit
 | 
						||
      //                         | [#x41-#x46] /* A-F */ | [#x61-#x66] /* a-f */
 | 
						||
      // [37] ns-ascii-letter ::=  [#x41-#x5A] /* A-Z */ | [#x61-#x7A] /* a-z */
 | 
						||
      // [38] ns-word-char    ::=  ns-dec-digit | ns-ascii-letter | “-”
 | 
						||
      // [39] ns-uri-char     ::=  “%” ns-hex-digit ns-hex-digit | ns-word-char | “#”
 | 
						||
      //                         | “;” | “/” | “?” | “:” | “@” | “&” | “=” | “+” | “$” | “,”
 | 
						||
      //                         | “_” | “.” | “!” | “~” | “*” | “'” | “(” | “)” | “[” | “]”
 | 
						||
      //
 | 
						||
      // Also need to encode '!' because it has special meaning (end of tag prefix).
 | 
						||
      //
 | 
						||
      tagStr = encodeURI(
 | 
						||
        state.tag[0] === '!' ? state.tag.slice(1) : state.tag
 | 
						||
      ).replace(/!/g, '%21');
 | 
						||
 | 
						||
      if (state.tag[0] === '!') {
 | 
						||
        tagStr = '!' + tagStr;
 | 
						||
      } else if (tagStr.slice(0, 18) === 'tag:yaml.org,2002:') {
 | 
						||
        tagStr = '!!' + tagStr.slice(18);
 | 
						||
      } else {
 | 
						||
        tagStr = '!<' + tagStr + '>';
 | 
						||
      }
 | 
						||
 | 
						||
      state.dump = tagStr + ' ' + state.dump;
 | 
						||
    }
 | 
						||
  }
 | 
						||
 | 
						||
  return true;
 | 
						||
}
 | 
						||
 | 
						||
function getDuplicateReferences(object, state) {
 | 
						||
  var objects = [],
 | 
						||
      duplicatesIndexes = [],
 | 
						||
      index,
 | 
						||
      length;
 | 
						||
 | 
						||
  inspectNode(object, objects, duplicatesIndexes);
 | 
						||
 | 
						||
  for (index = 0, length = duplicatesIndexes.length; index < length; index += 1) {
 | 
						||
    state.duplicates.push(objects[duplicatesIndexes[index]]);
 | 
						||
  }
 | 
						||
  state.usedDuplicates = new Array(length);
 | 
						||
}
 | 
						||
 | 
						||
function inspectNode(object, objects, duplicatesIndexes) {
 | 
						||
  var objectKeyList,
 | 
						||
      index,
 | 
						||
      length;
 | 
						||
 | 
						||
  if (object !== null && typeof object === 'object') {
 | 
						||
    index = objects.indexOf(object);
 | 
						||
    if (index !== -1) {
 | 
						||
      if (duplicatesIndexes.indexOf(index) === -1) {
 | 
						||
        duplicatesIndexes.push(index);
 | 
						||
      }
 | 
						||
    } else {
 | 
						||
      objects.push(object);
 | 
						||
 | 
						||
      if (Array.isArray(object)) {
 | 
						||
        for (index = 0, length = object.length; index < length; index += 1) {
 | 
						||
          inspectNode(object[index], objects, duplicatesIndexes);
 | 
						||
        }
 | 
						||
      } else {
 | 
						||
        objectKeyList = Object.keys(object);
 | 
						||
 | 
						||
        for (index = 0, length = objectKeyList.length; index < length; index += 1) {
 | 
						||
          inspectNode(object[objectKeyList[index]], objects, duplicatesIndexes);
 | 
						||
        }
 | 
						||
      }
 | 
						||
    }
 | 
						||
  }
 | 
						||
}
 | 
						||
 | 
						||
function dump$1(input, options) {
 | 
						||
  options = options || {};
 | 
						||
 | 
						||
  var state = new State(options);
 | 
						||
 | 
						||
  if (!state.noRefs) getDuplicateReferences(input, state);
 | 
						||
 | 
						||
  var value = input;
 | 
						||
 | 
						||
  if (state.replacer) {
 | 
						||
    value = state.replacer.call({ '': value }, '', value);
 | 
						||
  }
 | 
						||
 | 
						||
  if (writeNode(state, 0, value, true, true)) return state.dump + '\n';
 | 
						||
 | 
						||
  return '';
 | 
						||
}
 | 
						||
 | 
						||
var dump_1 = dump$1;
 | 
						||
 | 
						||
var dumper = {
 | 
						||
	dump: dump_1
 | 
						||
};
 | 
						||
 | 
						||
function renamed(from, to) {
 | 
						||
  return function () {
 | 
						||
    throw new Error('Function yaml.' + from + ' is removed in js-yaml 4. ' +
 | 
						||
      'Use yaml.' + to + ' instead, which is now safe by default.');
 | 
						||
  };
 | 
						||
}
 | 
						||
 | 
						||
 | 
						||
var Type                = type;
 | 
						||
var Schema              = schema;
 | 
						||
var FAILSAFE_SCHEMA     = failsafe;
 | 
						||
var JSON_SCHEMA         = json;
 | 
						||
var CORE_SCHEMA         = core;
 | 
						||
var DEFAULT_SCHEMA      = _default;
 | 
						||
var load                = loader.load;
 | 
						||
var loadAll             = loader.loadAll;
 | 
						||
var dump                = dumper.dump;
 | 
						||
var YAMLException       = exception;
 | 
						||
 | 
						||
// Re-export all types in case user wants to create custom schema
 | 
						||
var types = {
 | 
						||
  binary:    binary,
 | 
						||
  float:     float,
 | 
						||
  map:       map,
 | 
						||
  null:      _null,
 | 
						||
  pairs:     pairs,
 | 
						||
  set:       set,
 | 
						||
  timestamp: timestamp,
 | 
						||
  bool:      bool,
 | 
						||
  int:       int,
 | 
						||
  merge:     merge,
 | 
						||
  omap:      omap,
 | 
						||
  seq:       seq,
 | 
						||
  str:       str
 | 
						||
};
 | 
						||
 | 
						||
// Removed functions from JS-YAML 3.0.x
 | 
						||
var safeLoad            = renamed('safeLoad', 'load');
 | 
						||
var safeLoadAll         = renamed('safeLoadAll', 'loadAll');
 | 
						||
var safeDump            = renamed('safeDump', 'dump');
 | 
						||
 | 
						||
var jsYaml = {
 | 
						||
	Type: Type,
 | 
						||
	Schema: Schema,
 | 
						||
	FAILSAFE_SCHEMA: FAILSAFE_SCHEMA,
 | 
						||
	JSON_SCHEMA: JSON_SCHEMA,
 | 
						||
	CORE_SCHEMA: CORE_SCHEMA,
 | 
						||
	DEFAULT_SCHEMA: DEFAULT_SCHEMA,
 | 
						||
	load: load,
 | 
						||
	loadAll: loadAll,
 | 
						||
	dump: dump,
 | 
						||
	YAMLException: YAMLException,
 | 
						||
	types: types,
 | 
						||
	safeLoad: safeLoad,
 | 
						||
	safeLoadAll: safeLoadAll,
 | 
						||
	safeDump: safeDump
 | 
						||
};
 | 
						||
 | 
						||
export default jsYaml;
 | 
						||
export { CORE_SCHEMA, DEFAULT_SCHEMA, FAILSAFE_SCHEMA, JSON_SCHEMA, Schema, Type, YAMLException, dump, load, loadAll, safeDump, safeLoad, safeLoadAll, types };
 |