mtn-open-api/dist/index.mjs.map

A Node.js package for interacting with MTN Open API

{"version":3,"sources":["../node_modules/jsonschema/lib/helpers.js","../node_modules/jsonschema/lib/attribute.js","../node_modules/jsonschema/lib/scan.js","../node_modules/jsonschema/lib/validator.js","../node_modules/jsonschema/lib/index.js","../src/client.ts","../generated/index.ts"],"sourcesContent":["'use strict';\n\nvar uri = require('url');\n\nvar ValidationError = exports.ValidationError = function ValidationError (message, instance, schema, path, name, argument) {\n  if(Array.isArray(path)){\n    this.path = path;\n    this.property = path.reduce(function(sum, item){\n      return sum + makeSuffix(item);\n    }, 'instance');\n  }else if(path !== undefined){\n    this.property = path;\n  }\n  if (message) {\n    this.message = message;\n  }\n  if (schema) {\n    var id = schema.$id || schema.id;\n    this.schema = id || schema;\n  }\n  if (instance !== undefined) {\n    this.instance = instance;\n  }\n  this.name = name;\n  this.argument = argument;\n  this.stack = this.toString();\n};\n\nValidationError.prototype.toString = function toString() {\n  return this.property + ' ' + this.message;\n};\n\nvar ValidatorResult = exports.ValidatorResult = function ValidatorResult(instance, schema, options, ctx) {\n  this.instance = instance;\n  this.schema = schema;\n  this.options = options;\n  this.path = ctx.path;\n  this.propertyPath = ctx.propertyPath;\n  this.errors = [];\n  this.throwError = options && options.throwError;\n  this.throwFirst = options && options.throwFirst;\n  this.throwAll = options && options.throwAll;\n  this.disableFormat = options && options.disableFormat === true;\n};\n\nValidatorResult.prototype.addError = function addError(detail) {\n  var err;\n  if (typeof detail == 'string') {\n    err = new ValidationError(detail, this.instance, this.schema, this.path);\n  } else {\n    if (!detail) throw new Error('Missing error detail');\n    if (!detail.message) throw new Error('Missing error message');\n    if (!detail.name) throw new Error('Missing validator type');\n    err = new ValidationError(detail.message, this.instance, this.schema, this.path, detail.name, detail.argument);\n  }\n\n  this.errors.push(err);\n  if (this.throwFirst) {\n    throw new ValidatorResultError(this);\n  }else if(this.throwError){\n    throw err;\n  }\n  return err;\n};\n\nValidatorResult.prototype.importErrors = function importErrors(res) {\n  if (typeof res == 'string' || (res && res.validatorType)) {\n    this.addError(res);\n  } else if (res && res.errors) {\n    this.errors = this.errors.concat(res.errors);\n  }\n};\n\nfunction stringizer (v,i){\n  return i+': '+v.toString()+'\\n';\n}\nValidatorResult.prototype.toString = function toString(res) {\n  return this.errors.map(stringizer).join('');\n};\n\nObject.defineProperty(ValidatorResult.prototype, \"valid\", { get: function() {\n  return !this.errors.length;\n} });\n\nmodule.exports.ValidatorResultError = ValidatorResultError;\nfunction ValidatorResultError(result) {\n  if(Error.captureStackTrace){\n    Error.captureStackTrace(this, ValidatorResultError);\n  }\n  this.instance = result.instance;\n  this.schema = result.schema;\n  this.options = result.options;\n  this.errors = result.errors;\n}\nValidatorResultError.prototype = new Error();\nValidatorResultError.prototype.constructor = ValidatorResultError;\nValidatorResultError.prototype.name = \"Validation Error\";\n\n/**\n * Describes a problem with a Schema which prevents validation of an instance\n * @name SchemaError\n * @constructor\n */\nvar SchemaError = exports.SchemaError = function SchemaError (msg, schema) {\n  this.message = msg;\n  this.schema = schema;\n  Error.call(this, msg);\n  Error.captureStackTrace(this, SchemaError);\n};\nSchemaError.prototype = Object.create(Error.prototype,\n  {\n    constructor: {value: SchemaError, enumerable: false},\n    name: {value: 'SchemaError', enumerable: false},\n  });\n\nvar SchemaContext = exports.SchemaContext = function SchemaContext (schema, options, path, base, schemas) {\n  this.schema = schema;\n  this.options = options;\n  if(Array.isArray(path)){\n    this.path = path;\n    this.propertyPath = path.reduce(function(sum, item){\n      return sum + makeSuffix(item);\n    }, 'instance');\n  }else{\n    this.propertyPath = path;\n  }\n  this.base = base;\n  this.schemas = schemas;\n};\n\nSchemaContext.prototype.resolve = function resolve (target) {\n  return uri.resolve(this.base, target);\n};\n\nSchemaContext.prototype.makeChild = function makeChild(schema, propertyName){\n  var path = (propertyName===undefined) ? this.path : this.path.concat([propertyName]);\n  var id = schema.$id || schema.id;\n  var base = uri.resolve(this.base, id||'');\n  var ctx = new SchemaContext(schema, this.options, path, base, Object.create(this.schemas));\n  if(id && !ctx.schemas[base]){\n    ctx.schemas[base] = schema;\n  }\n  return ctx;\n};\n\nvar FORMAT_REGEXPS = exports.FORMAT_REGEXPS = {\n  // 7.3.1. Dates, Times, and Duration\n  'date-time': /^\\d{4}-(?:0[0-9]{1}|1[0-2]{1})-(3[01]|0[1-9]|[12][0-9])[tT ](2[0-4]|[01][0-9]):([0-5][0-9]):(60|[0-5][0-9])(\\.\\d+)?([zZ]|[+-]([0-5][0-9]):(60|[0-5][0-9]))$/,\n  'date': /^\\d{4}-(?:0[0-9]{1}|1[0-2]{1})-(3[01]|0[1-9]|[12][0-9])$/,\n  'time': /^(2[0-4]|[01][0-9]):([0-5][0-9]):(60|[0-5][0-9])$/,\n  'duration': /P(T\\d+(H(\\d+M(\\d+S)?)?|M(\\d+S)?|S)|\\d+(D|M(\\d+D)?|Y(\\d+M(\\d+D)?)?)(T\\d+(H(\\d+M(\\d+S)?)?|M(\\d+S)?|S))?|\\d+W)/i,\n\n  // 7.3.2. Email Addresses\n  // TODO: fix the email production\n  'email': /^(?:[\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\/\\=\\?\\^\\`\\{\\|\\}\\~]+\\.)*[\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\/\\=\\?\\^\\`\\{\\|\\}\\~]+@(?:(?:(?:[a-zA-Z0-9](?:[a-zA-Z0-9\\-](?!\\.)){0,61}[a-zA-Z0-9]?\\.)+[a-zA-Z0-9](?:[a-zA-Z0-9\\-](?!$)){0,61}[a-zA-Z0-9]?)|(?:\\[(?:(?:[01]?\\d{1,2}|2[0-4]\\d|25[0-5])\\.){3}(?:[01]?\\d{1,2}|2[0-4]\\d|25[0-5])\\]))$/,\n  'idn-email': /^(\"(?:[!#-\\[\\]-\\u{10FFFF}]|\\\\[\\t -\\u{10FFFF}])*\"|[!#-'*+\\-/-9=?A-Z\\^-\\u{10FFFF}](?:\\.?[!#-'*+\\-/-9=?A-Z\\^-\\u{10FFFF}])*)@([!#-'*+\\-/-9=?A-Z\\^-\\u{10FFFF}](?:\\.?[!#-'*+\\-/-9=?A-Z\\^-\\u{10FFFF}])*|\\[[!-Z\\^-\\u{10FFFF}]*\\])$/u,\n\n  // 7.3.3. Hostnames\n\n  // 7.3.4. IP Addresses\n  'ip-address': /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/,\n  // FIXME whitespace is invalid\n  'ipv6': /^\\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:)))(%.+)?\\s*$/,\n\n  // 7.3.5. Resource Identifiers\n  // TODO: A more accurate regular expression for \"uri\" goes:\n  // [A-Za-z][+\\-.0-9A-Za-z]*:((/(/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?)?)?#(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|(/(/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?[/?]|[!$&-.0-;=?-Z_a-z~])|/?%[0-9A-Fa-f]{2}|[!$&-.0-;=?-Z_a-z~])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*(#(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*)?|/(/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+(:\\d*)?|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?:\\d*|\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)?)?\n  'uri': /^[a-zA-Z][a-zA-Z0-9+.-]*:[^\\s]*$/,\n  'uri-reference': /^(((([A-Za-z][+\\-.0-9A-Za-z]*(:%[0-9A-Fa-f]{2}|:[!$&-.0-;=?-Z_a-z~]|[/?])|\\?)(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|([A-Za-z][+\\-.0-9A-Za-z]*:?)?)|([A-Za-z][+\\-.0-9A-Za-z]*:)?\\/((%[0-9A-Fa-f]{2}|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?[/?]|[!$&-.0-;=?-Z_a-z~])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|(\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?)?))#(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|(([A-Za-z][+\\-.0-9A-Za-z]*)?%[0-9A-Fa-f]{2}|[!$&-.0-9;=@_~]|[A-Za-z][+\\-.0-9A-Za-z]*[!$&-*,;=@_~])(%[0-9A-Fa-f]{2}|[!$&-.0-9;=@-Z_a-z~])*((([/?](%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*)?#|[/?])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*)?|([A-Za-z][+\\-.0-9A-Za-z]*(:%[0-9A-Fa-f]{2}|:[!$&-.0-;=?-Z_a-z~]|[/?])|\\?)(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|([A-Za-z][+\\-.0-9A-Za-z]*:)?\\/((%[0-9A-Fa-f]{2}|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?[/?]|[!$&-.0-;=?-Z_a-z~])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~])*|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~])+(:\\d*)?|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?:\\d*|\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~]+)?|[.0-:A-Fa-f]+)\\])?)?|[A-Za-z][+\\-.0-9A-Za-z]*:?)?$/,\n  'iri': /^[a-zA-Z][a-zA-Z0-9+.-]*:[^\\s]*$/,\n  'iri-reference': /^(((([A-Za-z][+\\-.0-9A-Za-z]*(:%[0-9A-Fa-f]{2}|:[!$&-.0-;=?-Z_a-z~-\\u{10FFFF}]|[/?])|\\?)(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*|([A-Za-z][+\\-.0-9A-Za-z]*:?)?)|([A-Za-z][+\\-.0-9A-Za-z]*:)?\\/((%[0-9A-Fa-f]{2}|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~-\\u{10FFFF}])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~-\\u{10FFFF}]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?[/?]|[!$&-.0-;=?-Z_a-z~-\\u{10FFFF}])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*|(\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~-\\u{10FFFF}])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~-\\u{10FFFF}]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?)?))#(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*|(([A-Za-z][+\\-.0-9A-Za-z]*)?%[0-9A-Fa-f]{2}|[!$&-.0-9;=@_~-\\u{10FFFF}]|[A-Za-z][+\\-.0-9A-Za-z]*[!$&-*,;=@_~-\\u{10FFFF}])(%[0-9A-Fa-f]{2}|[!$&-.0-9;=@-Z_a-z~-\\u{10FFFF}])*((([/?](%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*)?#|[/?])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*)?|([A-Za-z][+\\-.0-9A-Za-z]*(:%[0-9A-Fa-f]{2}|:[!$&-.0-;=?-Z_a-z~-\\u{10FFFF}]|[/?])|\\?)(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*|([A-Za-z][+\\-.0-9A-Za-z]*:)?\\/((%[0-9A-Fa-f]{2}|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~-\\u{10FFFF}])+|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~-\\u{10FFFF}]+)?|[.0-:A-Fa-f]+)\\])?)(:\\d*)?[/?]|[!$&-.0-;=?-Z_a-z~-\\u{10FFFF}])(%[0-9A-Fa-f]{2}|[!$&-;=?-Z_a-z~-\\u{10FFFF}])*|\\/((%[0-9A-Fa-f]{2}|[!$&-.0-9;=A-Z_a-z~-\\u{10FFFF}])+(:\\d*)?|(\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~-\\u{10FFFF}]+)?|[.0-:A-Fa-f]+)\\])?:\\d*|\\[(([Vv][0-9A-Fa-f]+\\.[!$&-.0-;=A-Z_a-z~-\\u{10FFFF}]+)?|[.0-:A-Fa-f]+)\\])?)?|[A-Za-z][+\\-.0-9A-Za-z]*:?)?$/u,\n  'uuid': /^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$/i,\n\n  // 7.3.6. uri-template\n  'uri-template': /(%[0-9a-f]{2}|[!#$&(-;=?@\\[\\]_a-z~]|\\{[!#&+,./;=?@|]?(%[0-9a-f]{2}|[0-9_a-z])(\\.?(%[0-9a-f]{2}|[0-9_a-z]))*(:[1-9]\\d{0,3}|\\*)?(,(%[0-9a-f]{2}|[0-9_a-z])(\\.?(%[0-9a-f]{2}|[0-9_a-z]))*(:[1-9]\\d{0,3}|\\*)?)*\\})*/iu,\n\n  // 7.3.7. JSON Pointers\n  'json-pointer': /^(\\/([\\x00-\\x2e0-@\\[-}\\x7f]|~[01])*)*$/iu,\n  'relative-json-pointer': /^\\d+(#|(\\/([\\x00-\\x2e0-@\\[-}\\x7f]|~[01])*)*)$/iu,\n\n  // hostname regex from: http://stackoverflow.com/a/1420225/5628\n  'hostname': /^(?=.{1,255}$)[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?(?:\\.[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?)*\\.?$/,\n  'host-name': /^(?=.{1,255}$)[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?(?:\\.[0-9A-Za-z](?:(?:[0-9A-Za-z]|-){0,61}[0-9A-Za-z])?)*\\.?$/,\n\n  'utc-millisec': function (input) {\n    return (typeof input === 'string') && parseFloat(input) === parseInt(input, 10) && !isNaN(input);\n  },\n\n  // 7.3.8. regex\n  'regex': function (input) {\n    var result = true;\n    try {\n      new RegExp(input);\n    } catch (e) {\n      result = false;\n    }\n    return result;\n  },\n\n  // Other definitions\n  // \"style\" was removed from JSON Schema in draft-4 and is deprecated\n  'style': /[\\r\\n\\t ]*[^\\r\\n\\t ][^:]*:[\\r\\n\\t ]*[^\\r\\n\\t ;]*[\\r\\n\\t ]*;?/,\n  // \"color\" was removed from JSON Schema in draft-4 and is deprecated\n  'color': /^(#?([0-9A-Fa-f]{3}){1,2}\\b|aqua|black|blue|fuchsia|gray|green|lime|maroon|navy|olive|orange|purple|red|silver|teal|white|yellow|(rgb\\(\\s*\\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\b\\s*,\\s*\\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\b\\s*,\\s*\\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\b\\s*\\))|(rgb\\(\\s*(\\d?\\d%|100%)+\\s*,\\s*(\\d?\\d%|100%)+\\s*,\\s*(\\d?\\d%|100%)+\\s*\\)))$/,\n  'phone': /^\\+(?:[0-9] ?){6,14}[0-9]$/,\n  'alpha': /^[a-zA-Z]+$/,\n  'alphanumeric': /^[a-zA-Z0-9]+$/,\n};\n\nFORMAT_REGEXPS.regexp = FORMAT_REGEXPS.regex;\nFORMAT_REGEXPS.pattern = FORMAT_REGEXPS.regex;\nFORMAT_REGEXPS.ipv4 = FORMAT_REGEXPS['ip-address'];\n\nexports.isFormat = function isFormat (input, format, validator) {\n  if (typeof input === 'string' && FORMAT_REGEXPS[format] !== undefined) {\n    if (FORMAT_REGEXPS[format] instanceof RegExp) {\n      return FORMAT_REGEXPS[format].test(input);\n    }\n    if (typeof FORMAT_REGEXPS[format] === 'function') {\n      return FORMAT_REGEXPS[format](input);\n    }\n  } else if (validator && validator.customFormats &&\n      typeof validator.customFormats[format] === 'function') {\n    return validator.customFormats[format](input);\n  }\n  return true;\n};\n\nvar makeSuffix = exports.makeSuffix = function makeSuffix (key) {\n  key = key.toString();\n  // This function could be capable of outputting valid a ECMAScript string, but the\n  // resulting code for testing which form to use would be tens of thousands of characters long\n  // That means this will use the name form for some illegal forms\n  if (!key.match(/[.\\s\\[\\]]/) && !key.match(/^[\\d]/)) {\n    return '.' + key;\n  }\n  if (key.match(/^\\d+$/)) {\n    return '[' + key + ']';\n  }\n  return '[' + JSON.stringify(key) + ']';\n};\n\nexports.deepCompareStrict = function deepCompareStrict (a, b) {\n  if (typeof a !== typeof b) {\n    return false;\n  }\n  if (Array.isArray(a)) {\n    if (!Array.isArray(b)) {\n      return false;\n    }\n    if (a.length !== b.length) {\n      return false;\n    }\n    return a.every(function (v, i) {\n      return deepCompareStrict(a[i], b[i]);\n    });\n  }\n  if (typeof a === 'object') {\n    if (!a || !b) {\n      return a === b;\n    }\n    var aKeys = Object.keys(a);\n    var bKeys = Object.keys(b);\n    if (aKeys.length !== bKeys.length) {\n      return false;\n    }\n    return aKeys.every(function (v) {\n      return deepCompareStrict(a[v], b[v]);\n    });\n  }\n  return a === b;\n};\n\nfunction deepMerger (target, dst, e, i) {\n  if (typeof e === 'object') {\n    dst[i] = deepMerge(target[i], e);\n  } else {\n    if (target.indexOf(e) === -1) {\n      dst.push(e);\n    }\n  }\n}\n\nfunction copyist (src, dst, key) {\n  dst[key] = src[key];\n}\n\nfunction copyistWithDeepMerge (target, src, dst, key) {\n  if (typeof src[key] !== 'object' || !src[key]) {\n    dst[key] = src[key];\n  }\n  else {\n    if (!target[key]) {\n      dst[key] = src[key];\n    } else {\n      dst[key] = deepMerge(target[key], src[key]);\n    }\n  }\n}\n\nfunction deepMerge (target, src) {\n  var array = Array.isArray(src);\n  var dst = array && [] || {};\n\n  if (array) {\n    target = target || [];\n    dst = dst.concat(target);\n    src.forEach(deepMerger.bind(null, target, dst));\n  } else {\n    if (target && typeof target === 'object') {\n      Object.keys(target).forEach(copyist.bind(null, target, dst));\n    }\n    Object.keys(src).forEach(copyistWithDeepMerge.bind(null, target, src, dst));\n  }\n\n  return dst;\n}\n\nmodule.exports.deepMerge = deepMerge;\n\n/**\n * Validates instance against the provided schema\n * Implements URI+JSON Pointer encoding, e.g. \"%7e\"=\"~0\"=>\"~\", \"~1\"=\"%2f\"=>\"/\"\n * @param o\n * @param s The path to walk o along\n * @return any\n */\nexports.objectGetPath = function objectGetPath(o, s) {\n  var parts = s.split('/').slice(1);\n  var k;\n  while (typeof (k=parts.shift()) == 'string') {\n    var n = decodeURIComponent(k.replace(/~0/,'~').replace(/~1/g,'/'));\n    if (!(n in o)) return;\n    o = o[n];\n  }\n  return o;\n};\n\nfunction pathEncoder (v) {\n  return '/'+encodeURIComponent(v).replace(/~/g,'%7E');\n}\n/**\n * Accept an Array of property names and return a JSON Pointer URI fragment\n * @param Array a\n * @return {String}\n */\nexports.encodePath = function encodePointer(a){\n  // ~ must be encoded explicitly because hacks\n  // the slash is encoded by encodeURIComponent\n  return a.map(pathEncoder).join('');\n};\n\n\n/**\n * Calculate the number of decimal places a number uses\n * We need this to get correct results out of multipleOf and divisibleBy\n * when either figure is has decimal places, due to IEEE-754 float issues.\n * @param number\n * @returns {number}\n */\nexports.getDecimalPlaces = function getDecimalPlaces(number) {\n\n  var decimalPlaces = 0;\n  if (isNaN(number)) return decimalPlaces;\n\n  if (typeof number !== 'number') {\n    number = Number(number);\n  }\n\n  var parts = number.toString().split('e');\n  if (parts.length === 2) {\n    if (parts[1][0] !== '-') {\n      return decimalPlaces;\n    } else {\n      decimalPlaces = Number(parts[1].slice(1));\n    }\n  }\n\n  var decimalParts = parts[0].split('.');\n  if (decimalParts.length === 2) {\n    decimalPlaces += decimalParts[1].length;\n  }\n\n  return decimalPlaces;\n};\n\nexports.isSchema = function isSchema(val){\n  return (typeof val === 'object' && val) || (typeof val === 'boolean');\n};\n\n","'use strict';\n\nvar helpers = require('./helpers');\n\n/** @type ValidatorResult */\nvar ValidatorResult = helpers.ValidatorResult;\n/** @type SchemaError */\nvar SchemaError = helpers.SchemaError;\n\nvar attribute = {};\n\nattribute.ignoreProperties = {\n  // informative properties\n  'id': true,\n  'default': true,\n  'description': true,\n  'title': true,\n  // arguments to other properties\n  'additionalItems': true,\n  'then': true,\n  'else': true,\n  // special-handled properties\n  '$schema': true,\n  '$ref': true,\n  'extends': true,\n};\n\n/**\n * @name validators\n */\nvar validators = attribute.validators = {};\n\n/**\n * Validates whether the instance if of a certain type\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {ValidatorResult|null}\n */\nvalidators.type = function validateType (instance, schema, options, ctx) {\n  // Ignore undefined instances\n  if (instance === undefined) {\n    return null;\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var types = Array.isArray(schema.type) ? schema.type : [schema.type];\n  if (!types.some(this.testType.bind(this, instance, schema, options, ctx))) {\n    var list = types.map(function (v) {\n      if(!v) return;\n      var id = v.$id || v.id;\n      return id ? ('<' + id + '>') : (v+'');\n    });\n    result.addError({\n      name: 'type',\n      argument: list,\n      message: \"is not of a type(s) \" + list,\n    });\n  }\n  return result;\n};\n\nfunction testSchemaNoThrow(instance, options, ctx, callback, schema){\n  var throwError = options.throwError;\n  var throwAll = options.throwAll;\n  options.throwError = false;\n  options.throwAll = false;\n  var res = this.validateSchema(instance, schema, options, ctx);\n  options.throwError = throwError;\n  options.throwAll = throwAll;\n\n  if (!res.valid && callback instanceof Function) {\n    callback(res);\n  }\n  return res.valid;\n}\n\n/**\n * Validates whether the instance matches some of the given schemas\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {ValidatorResult|null}\n */\nvalidators.anyOf = function validateAnyOf (instance, schema, options, ctx) {\n  // Ignore undefined instances\n  if (instance === undefined) {\n    return null;\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var inner = new ValidatorResult(instance, schema, options, ctx);\n  if (!Array.isArray(schema.anyOf)){\n    throw new SchemaError(\"anyOf must be an array\");\n  }\n  if (!schema.anyOf.some(\n    testSchemaNoThrow.bind(\n      this, instance, options, ctx, function(res){inner.importErrors(res);}\n    ))) {\n    var list = schema.anyOf.map(function (v, i) {\n      var id = v.$id || v.id;\n      if(id) return '<' + id + '>';\n      return(v.title && JSON.stringify(v.title)) || (v['$ref'] && ('<' + v['$ref'] + '>')) || '[subschema '+i+']';\n    });\n    if (options.nestedErrors) {\n      result.importErrors(inner);\n    }\n    result.addError({\n      name: 'anyOf',\n      argument: list,\n      message: \"is not any of \" + list.join(','),\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance matches every given schema\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null}\n */\nvalidators.allOf = function validateAllOf (instance, schema, options, ctx) {\n  // Ignore undefined instances\n  if (instance === undefined) {\n    return null;\n  }\n  if (!Array.isArray(schema.allOf)){\n    throw new SchemaError(\"allOf must be an array\");\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var self = this;\n  schema.allOf.forEach(function(v, i){\n    var valid = self.validateSchema(instance, v, options, ctx);\n    if(!valid.valid){\n      var id = v.$id || v.id;\n      var msg = id || (v.title && JSON.stringify(v.title)) || (v['$ref'] && ('<' + v['$ref'] + '>')) || '[subschema '+i+']';\n      result.addError({\n        name: 'allOf',\n        argument: { id: msg, length: valid.errors.length, valid: valid },\n        message: 'does not match allOf schema ' + msg + ' with ' + valid.errors.length + ' error[s]:',\n      });\n      result.importErrors(valid);\n    }\n  });\n  return result;\n};\n\n/**\n * Validates whether the instance matches exactly one of the given schemas\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null}\n */\nvalidators.oneOf = function validateOneOf (instance, schema, options, ctx) {\n  // Ignore undefined instances\n  if (instance === undefined) {\n    return null;\n  }\n  if (!Array.isArray(schema.oneOf)){\n    throw new SchemaError(\"oneOf must be an array\");\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var inner = new ValidatorResult(instance, schema, options, ctx);\n  var count = schema.oneOf.filter(\n    testSchemaNoThrow.bind(\n      this, instance, options, ctx, function(res) {inner.importErrors(res);}\n    ) ).length;\n  var list = schema.oneOf.map(function (v, i) {\n    var id = v.$id || v.id;\n    return id || (v.title && JSON.stringify(v.title)) || (v['$ref'] && ('<' + v['$ref'] + '>')) || '[subschema '+i+']';\n  });\n  if (count!==1) {\n    if (options.nestedErrors) {\n      result.importErrors(inner);\n    }\n    result.addError({\n      name: 'oneOf',\n      argument: list,\n      message: \"is not exactly one from \" + list.join(','),\n    });\n  }\n  return result;\n};\n\n/**\n * Validates \"then\" or \"else\" depending on the result of validating \"if\"\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null}\n */\nvalidators.if = function validateIf (instance, schema, options, ctx) {\n  // Ignore undefined instances\n  if (instance === undefined) return null;\n  if (!helpers.isSchema(schema.if)) throw new Error('Expected \"if\" keyword to be a schema');\n  var ifValid = testSchemaNoThrow.call(this, instance, options, ctx, null, schema.if);\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var res;\n  if(ifValid){\n    if (schema.then === undefined) return;\n    if (!helpers.isSchema(schema.then)) throw new Error('Expected \"then\" keyword to be a schema');\n    res = this.validateSchema(instance, schema.then, options, ctx.makeChild(schema.then));\n    result.importErrors(res);\n  }else{\n    if (schema.else === undefined) return;\n    if (!helpers.isSchema(schema.else)) throw new Error('Expected \"else\" keyword to be a schema');\n    res = this.validateSchema(instance, schema.else, options, ctx.makeChild(schema.else));\n    result.importErrors(res);\n  }\n  return result;\n};\n\nfunction getEnumerableProperty(object, key){\n  // Determine if `key` shows up in `for(var key in object)`\n  // First test Object.hasOwnProperty.call as an optimization: that guarantees it does\n  if(Object.hasOwnProperty.call(object, key)) return object[key];\n  // Test `key in object` as an optimization; false means it won't\n  if(!(key in object)) return;\n  while( (object = Object.getPrototypeOf(object)) ){\n    if(Object.propertyIsEnumerable.call(object, key)) return object[key];\n  }\n}\n\n/**\n * Validates propertyNames\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.propertyNames = function validatePropertyNames (instance, schema, options, ctx) {\n  if(!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var subschema = schema.propertyNames!==undefined ? schema.propertyNames : {};\n  if(!helpers.isSchema(subschema)) throw new SchemaError('Expected \"propertyNames\" to be a schema (object or boolean)');\n\n  for (var property in instance) {\n    if(getEnumerableProperty(instance, property) !== undefined){\n      var res = this.validateSchema(property, subschema, options, ctx.makeChild(subschema));\n      result.importErrors(res);\n    }\n  }\n\n  return result;\n};\n\n/**\n * Validates properties\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.properties = function validateProperties (instance, schema, options, ctx) {\n  if(!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var properties = schema.properties || {};\n  for (var property in properties) {\n    var subschema = properties[property];\n    if(subschema===undefined){\n      continue;\n    }else if(subschema===null){\n      throw new SchemaError('Unexpected null, expected schema in \"properties\"');\n    }\n    if (typeof options.preValidateProperty == 'function') {\n      options.preValidateProperty(instance, property, subschema, options, ctx);\n    }\n    var prop = getEnumerableProperty(instance, property);\n    var res = this.validateSchema(prop, subschema, options, ctx.makeChild(subschema, property));\n    if(res.instance !== result.instance[property]) result.instance[property] = res.instance;\n    result.importErrors(res);\n  }\n  return result;\n};\n\n/**\n * Test a specific property within in instance against the additionalProperties schema attribute\n * This ignores properties with definitions in the properties schema attribute, but no other attributes.\n * If too many more types of property-existence tests pop up they may need their own class of tests (like `type` has)\n * @private\n * @return {boolean}\n */\nfunction testAdditionalProperty (instance, schema, options, ctx, property, result) {\n  if(!this.types.object(instance)) return;\n  if (schema.properties && schema.properties[property] !== undefined) {\n    return;\n  }\n  if (schema.additionalProperties === false) {\n    result.addError({\n      name: 'additionalProperties',\n      argument: property,\n      message: \"is not allowed to have the additional property \" + JSON.stringify(property),\n    });\n  } else {\n    var additionalProperties = schema.additionalProperties || {};\n\n    if (typeof options.preValidateProperty == 'function') {\n      options.preValidateProperty(instance, property, additionalProperties, options, ctx);\n    }\n\n    var res = this.validateSchema(instance[property], additionalProperties, options, ctx.makeChild(additionalProperties, property));\n    if(res.instance !== result.instance[property]) result.instance[property] = res.instance;\n    result.importErrors(res);\n  }\n}\n\n/**\n * Validates patternProperties\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.patternProperties = function validatePatternProperties (instance, schema, options, ctx) {\n  if(!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var patternProperties = schema.patternProperties || {};\n\n  for (var property in instance) {\n    var test = true;\n    for (var pattern in patternProperties) {\n      var subschema = patternProperties[pattern];\n      if(subschema===undefined){\n        continue;\n      }else if(subschema===null){\n        throw new SchemaError('Unexpected null, expected schema in \"patternProperties\"');\n      }\n      try {\n        var regexp = new RegExp(pattern, 'u');\n      } catch(_e) {\n        // In the event the stricter handling causes an error, fall back on the forgiving handling\n        // DEPRECATED\n        regexp = new RegExp(pattern);\n      }\n      if (!regexp.test(property)) {\n        continue;\n      }\n      test = false;\n\n      if (typeof options.preValidateProperty == 'function') {\n        options.preValidateProperty(instance, property, subschema, options, ctx);\n      }\n\n      var res = this.validateSchema(instance[property], subschema, options, ctx.makeChild(subschema, property));\n      if(res.instance !== result.instance[property]) result.instance[property] = res.instance;\n      result.importErrors(res);\n    }\n    if (test) {\n      testAdditionalProperty.call(this, instance, schema, options, ctx, property, result);\n    }\n  }\n\n  return result;\n};\n\n/**\n * Validates additionalProperties\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.additionalProperties = function validateAdditionalProperties (instance, schema, options, ctx) {\n  if(!this.types.object(instance)) return;\n  // if patternProperties is defined then we'll test when that one is called instead\n  if (schema.patternProperties) {\n    return null;\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  for (var property in instance) {\n    testAdditionalProperty.call(this, instance, schema, options, ctx, property, result);\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is at least of a certain length, when the instance value is a string.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.minProperties = function validateMinProperties (instance, schema, options, ctx) {\n  if (!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var keys = Object.keys(instance);\n  if (!(keys.length >= schema.minProperties)) {\n    result.addError({\n      name: 'minProperties',\n      argument: schema.minProperties,\n      message: \"does not meet minimum property length of \" + schema.minProperties,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is at most of a certain length, when the instance value is a string.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.maxProperties = function validateMaxProperties (instance, schema, options, ctx) {\n  if (!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var keys = Object.keys(instance);\n  if (!(keys.length <= schema.maxProperties)) {\n    result.addError({\n      name: 'maxProperties',\n      argument: schema.maxProperties,\n      message: \"does not meet maximum property length of \" + schema.maxProperties,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates items when instance is an array\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.items = function validateItems (instance, schema, options, ctx) {\n  var self = this;\n  if (!this.types.array(instance)) return;\n  if (schema.items===undefined) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  instance.every(function (value, i) {\n    if(Array.isArray(schema.items)){\n      var items =  schema.items[i]===undefined ? schema.additionalItems : schema.items[i];\n    }else{\n      var items = schema.items;\n    }\n    if (items === undefined) {\n      return true;\n    }\n    if (items === false) {\n      result.addError({\n        name: 'items',\n        message: \"additionalItems not permitted\",\n      });\n      return false;\n    }\n    var res = self.validateSchema(value, items, options, ctx.makeChild(items, i));\n    if(res.instance !== result.instance[i]) result.instance[i] = res.instance;\n    result.importErrors(res);\n    return true;\n  });\n  return result;\n};\n\n/**\n * Validates the \"contains\" keyword\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {String|null|ValidatorResult}\n */\nvalidators.contains = function validateContains (instance, schema, options, ctx) {\n  var self = this;\n  if (!this.types.array(instance)) return;\n  if (schema.contains===undefined) return;\n  if (!helpers.isSchema(schema.contains)) throw new Error('Expected \"contains\" keyword to be a schema');\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var count = instance.some(function (value, i) {\n    var res = self.validateSchema(value, schema.contains, options, ctx.makeChild(schema.contains, i));\n    return res.errors.length===0;\n  });\n  if(count===false){\n    result.addError({\n      name: 'contains',\n      argument: schema.contains,\n      message: \"must contain an item matching given schema\",\n    });\n  }\n  return result;\n};\n\n/**\n * Validates minimum and exclusiveMinimum when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.minimum = function validateMinimum (instance, schema, options, ctx) {\n  if (!this.types.number(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (schema.exclusiveMinimum && schema.exclusiveMinimum === true) {\n    if(!(instance > schema.minimum)){\n      result.addError({\n        name: 'minimum',\n        argument: schema.minimum,\n        message: \"must be greater than \" + schema.minimum,\n      });\n    }\n  } else {\n    if(!(instance >= schema.minimum)){\n      result.addError({\n        name: 'minimum',\n        argument: schema.minimum,\n        message: \"must be greater than or equal to \" + schema.minimum,\n      });\n    }\n  }\n  return result;\n};\n\n/**\n * Validates maximum and exclusiveMaximum when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.maximum = function validateMaximum (instance, schema, options, ctx) {\n  if (!this.types.number(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (schema.exclusiveMaximum && schema.exclusiveMaximum === true) {\n    if(!(instance < schema.maximum)){\n      result.addError({\n        name: 'maximum',\n        argument: schema.maximum,\n        message: \"must be less than \" + schema.maximum,\n      });\n    }\n  } else {\n    if(!(instance <= schema.maximum)){\n      result.addError({\n        name: 'maximum',\n        argument: schema.maximum,\n        message: \"must be less than or equal to \" + schema.maximum,\n      });\n    }\n  }\n  return result;\n};\n\n/**\n * Validates the number form of exclusiveMinimum when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.exclusiveMinimum = function validateExclusiveMinimum (instance, schema, options, ctx) {\n  // Support the boolean form of exclusiveMinimum, which is handled by the \"minimum\" keyword.\n  if(typeof schema.exclusiveMinimum === 'boolean') return;\n  if (!this.types.number(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var valid = instance > schema.exclusiveMinimum;\n  if (!valid) {\n    result.addError({\n      name: 'exclusiveMinimum',\n      argument: schema.exclusiveMinimum,\n      message: \"must be strictly greater than \" + schema.exclusiveMinimum,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates the number form of exclusiveMaximum when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.exclusiveMaximum = function validateExclusiveMaximum (instance, schema, options, ctx) {\n  // Support the boolean form of exclusiveMaximum, which is handled by the \"maximum\" keyword.\n  if(typeof schema.exclusiveMaximum === 'boolean') return;\n  if (!this.types.number(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var valid = instance < schema.exclusiveMaximum;\n  if (!valid) {\n    result.addError({\n      name: 'exclusiveMaximum',\n      argument: schema.exclusiveMaximum,\n      message: \"must be strictly less than \" + schema.exclusiveMaximum,\n    });\n  }\n  return result;\n};\n\n/**\n * Perform validation for multipleOf and divisibleBy, which are essentially the same.\n * @param instance\n * @param schema\n * @param validationType\n * @param errorMessage\n * @returns {String|null}\n */\nvar validateMultipleOfOrDivisbleBy = function validateMultipleOfOrDivisbleBy (instance, schema, options, ctx, validationType, errorMessage) {\n  if (!this.types.number(instance)) return;\n\n  var validationArgument = schema[validationType];\n  if (validationArgument == 0) {\n    throw new SchemaError(validationType + \" cannot be zero\");\n  }\n\n  var result = new ValidatorResult(instance, schema, options, ctx);\n\n  var instanceDecimals = helpers.getDecimalPlaces(instance);\n  var divisorDecimals = helpers.getDecimalPlaces(validationArgument);\n\n  var maxDecimals = Math.max(instanceDecimals , divisorDecimals);\n  var multiplier = Math.pow(10, maxDecimals);\n\n  if (Math.round(instance * multiplier) % Math.round(validationArgument * multiplier) !== 0) {\n    result.addError({\n      name: validationType,\n      argument:  validationArgument,\n      message: errorMessage + JSON.stringify(validationArgument),\n    });\n  }\n\n  return result;\n};\n\n/**\n * Validates divisibleBy when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.multipleOf = function validateMultipleOf (instance, schema, options, ctx) {\n  return validateMultipleOfOrDivisbleBy.call(this, instance, schema, options, ctx, \"multipleOf\", \"is not a multiple of (divisible by) \");\n};\n\n/**\n * Validates multipleOf when the type of the instance value is a number.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.divisibleBy = function validateDivisibleBy (instance, schema, options, ctx) {\n  return validateMultipleOfOrDivisbleBy.call(this, instance, schema, options, ctx, \"divisibleBy\", \"is not divisible by (multiple of) \");\n};\n\n/**\n * Validates whether the instance value is present.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.required = function validateRequired (instance, schema, options, ctx) {\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (instance === undefined && schema.required === true) {\n    // A boolean form is implemented for reverse-compatibility with schemas written against older drafts\n    result.addError({\n      name: 'required',\n      message: \"is required\",\n    });\n  } else if (this.types.object(instance) && Array.isArray(schema.required)) {\n    schema.required.forEach(function(n){\n      if(getEnumerableProperty(instance, n)===undefined){\n        result.addError({\n          name: 'required',\n          argument: n,\n          message: \"requires property \" + JSON.stringify(n),\n        });\n      }\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value matches the regular expression, when the instance value is a string.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.pattern = function validatePattern (instance, schema, options, ctx) {\n  if (!this.types.string(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var pattern = schema.pattern;\n  try {\n    var regexp = new RegExp(pattern, 'u');\n  } catch(_e) {\n    // In the event the stricter handling causes an error, fall back on the forgiving handling\n    // DEPRECATED\n    regexp = new RegExp(pattern);\n  }\n  if (!instance.match(regexp)) {\n    result.addError({\n      name: 'pattern',\n      argument: schema.pattern,\n      message: \"does not match pattern \" + JSON.stringify(schema.pattern.toString()),\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is of a certain defined format or a custom\n * format.\n * The following formats are supported for string types:\n *   - date-time\n *   - date\n *   - time\n *   - ip-address\n *   - ipv6\n *   - uri\n *   - color\n *   - host-name\n *   - alpha\n *   - alpha-numeric\n *   - utc-millisec\n * @param instance\n * @param schema\n * @param [options]\n * @param [ctx]\n * @return {String|null}\n */\nvalidators.format = function validateFormat (instance, schema, options, ctx) {\n  if (instance===undefined) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!result.disableFormat && !helpers.isFormat(instance, schema.format, this)) {\n    result.addError({\n      name: 'format',\n      argument: schema.format,\n      message: \"does not conform to the \" + JSON.stringify(schema.format) + \" format\",\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is at least of a certain length, when the instance value is a string.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.minLength = function validateMinLength (instance, schema, options, ctx) {\n  if (!this.types.string(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var hsp = instance.match(/[\\uDC00-\\uDFFF]/g);\n  var length = instance.length - (hsp ? hsp.length : 0);\n  if (!(length >= schema.minLength)) {\n    result.addError({\n      name: 'minLength',\n      argument: schema.minLength,\n      message: \"does not meet minimum length of \" + schema.minLength,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is at most of a certain length, when the instance value is a string.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.maxLength = function validateMaxLength (instance, schema, options, ctx) {\n  if (!this.types.string(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  // TODO if this was already computed in \"minLength\", use that value instead of re-computing\n  var hsp = instance.match(/[\\uDC00-\\uDFFF]/g);\n  var length = instance.length - (hsp ? hsp.length : 0);\n  if (!(length <= schema.maxLength)) {\n    result.addError({\n      name: 'maxLength',\n      argument: schema.maxLength,\n      message: \"does not meet maximum length of \" + schema.maxLength,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether instance contains at least a minimum number of items, when the instance is an Array.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.minItems = function validateMinItems (instance, schema, options, ctx) {\n  if (!this.types.array(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!(instance.length >= schema.minItems)) {\n    result.addError({\n      name: 'minItems',\n      argument: schema.minItems,\n      message: \"does not meet minimum length of \" + schema.minItems,\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether instance contains no more than a maximum number of items, when the instance is an Array.\n * @param instance\n * @param schema\n * @return {String|null}\n */\nvalidators.maxItems = function validateMaxItems (instance, schema, options, ctx) {\n  if (!this.types.array(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!(instance.length <= schema.maxItems)) {\n    result.addError({\n      name: 'maxItems',\n      argument: schema.maxItems,\n      message: \"does not meet maximum length of \" + schema.maxItems,\n    });\n  }\n  return result;\n};\n\n/**\n * Deep compares arrays for duplicates\n * @param v\n * @param i\n * @param a\n * @private\n * @return {boolean}\n */\nfunction testArrays (v, i, a) {\n  var j, len = a.length;\n  for (j = i + 1, len; j < len; j++) {\n    if (helpers.deepCompareStrict(v, a[j])) {\n      return false;\n    }\n  }\n  return true;\n}\n\n/**\n * Validates whether there are no duplicates, when the instance is an Array.\n * @param instance\n * @return {String|null}\n */\nvalidators.uniqueItems = function validateUniqueItems (instance, schema, options, ctx) {\n  if (schema.uniqueItems!==true) return;\n  if (!this.types.array(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!instance.every(testArrays)) {\n    result.addError({\n      name: 'uniqueItems',\n      message: \"contains duplicate item\",\n    });\n  }\n  return result;\n};\n\n/**\n * Validate for the presence of dependency properties, if the instance is an object.\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {null|ValidatorResult}\n */\nvalidators.dependencies = function validateDependencies (instance, schema, options, ctx) {\n  if (!this.types.object(instance)) return;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  for (var property in schema.dependencies) {\n    if (instance[property] === undefined) {\n      continue;\n    }\n    var dep = schema.dependencies[property];\n    var childContext = ctx.makeChild(dep, property);\n    if (typeof dep == 'string') {\n      dep = [dep];\n    }\n    if (Array.isArray(dep)) {\n      dep.forEach(function (prop) {\n        if (instance[prop] === undefined) {\n          result.addError({\n            // FIXME there's two different \"dependencies\" errors here with slightly different outputs\n            // Can we make these the same? Or should we create different error types?\n            name: 'dependencies',\n            argument: childContext.propertyPath,\n            message: \"property \" + prop + \" not found, required by \" + childContext.propertyPath,\n          });\n        }\n      });\n    } else {\n      var res = this.validateSchema(instance, dep, options, childContext);\n      if(result.instance !== res.instance) result.instance = res.instance;\n      if (res && res.errors.length) {\n        result.addError({\n          name: 'dependencies',\n          argument: childContext.propertyPath,\n          message: \"does not meet dependency required by \" + childContext.propertyPath,\n        });\n        result.importErrors(res);\n      }\n    }\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance value is one of the enumerated values.\n *\n * @param instance\n * @param schema\n * @return {ValidatorResult|null}\n */\nvalidators['enum'] = function validateEnum (instance, schema, options, ctx) {\n  if (instance === undefined) {\n    return null;\n  }\n  if (!Array.isArray(schema['enum'])) {\n    throw new SchemaError(\"enum expects an array\", schema);\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!schema['enum'].some(helpers.deepCompareStrict.bind(null, instance))) {\n    result.addError({\n      name: 'enum',\n      argument: schema['enum'],\n      message: \"is not one of enum values: \" + schema['enum'].map(String).join(','),\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance exactly matches a given value\n *\n * @param instance\n * @param schema\n * @return {ValidatorResult|null}\n */\nvalidators['const'] = function validateEnum (instance, schema, options, ctx) {\n  if (instance === undefined) {\n    return null;\n  }\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  if (!helpers.deepCompareStrict(schema['const'], instance)) {\n    result.addError({\n      name: 'const',\n      argument: schema['const'],\n      message: \"does not exactly match expected constant: \" + schema['const'],\n    });\n  }\n  return result;\n};\n\n/**\n * Validates whether the instance if of a prohibited type.\n * @param instance\n * @param schema\n * @param options\n * @param ctx\n * @return {null|ValidatorResult}\n */\nvalidators.not = validators.disallow = function validateNot (instance, schema, options, ctx) {\n  var self = this;\n  if(instance===undefined) return null;\n  var result = new ValidatorResult(instance, schema, options, ctx);\n  var notTypes = schema.not || schema.disallow;\n  if(!notTypes) return null;\n  if(!Array.isArray(notTypes)) notTypes=[notTypes];\n  notTypes.forEach(