index.js ➔ serialize - Code Metrics - DigitalState/Formio - Measure and Improve Code Quality continuously with Scrutinizer

index.js ➔ serialize F
last analyzed 2018-06-13 20:56 UTC

↳ Parent: formio/node_modules/cookie/index.js

Complexity

Conditions	21
Paths	256

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	21
nc	256
dl	0
loc	79
rs	3.8619
c	0
b	0
f	0
nop	3

How to fix Long Method Complexity

/*!
 * cookie
 * Copyright(c) 2012-2014 Roman Shtylman
 * Copyright(c) 2015 Douglas Christopher Wilson
 * MIT Licensed
 */

'use strict';

/**
 * Module exports.
 * @public
 */

exports.parse = parse;
exports.serialize = serialize;

/**
 * Module variables.
 * @private
 */

var decode = decodeURIComponent;
var encode = encodeURIComponent;
var pairSplitRegExp = /; */;

/**
 * RegExp to match field-content in RFC 7230 sec 3.2
 *
 * field-content = field-vchar [ 1*( SP / HTAB ) field-vchar ]
 * field-vchar   = VCHAR / obs-text
 * obs-text      = %x80-FF
 */

var fieldContentRegExp = /^[\u0009\u0020-\u007e\u0080-\u00ff]+$/;

/**
 * Parse a cookie header.
 *
 * Parse the given cookie header string into an object
 * The object has the various cookies as keys(names) => values
 *
 * @param {string} str
 * @param {object} [options]
 * @return {object}
 * @public
 */

function parse(str, options) {
  if (typeof str !== 'string') {
    throw new TypeError('argument str must be a string');
  }

  var obj = {}
  var opt = options || {};
  var pairs = str.split(pairSplitRegExp);
  var dec = opt.decode || decode;

  for (var i = 0; i < pairs.length; i++) {
    var pair = pairs[i];
    var eq_idx = pair.indexOf('=');

    // skip things that don't look like key=value
    if (eq_idx < 0) {
      continue;
    }

    var key = pair.substr(0, eq_idx).trim()
    var val = pair.substr(++eq_idx, pair.length).trim();

    // quoted values
    if ('"' == val[0]) {
      val = val.slice(1, -1);
    }

    // only assign once
    if (undefined == obj[key]) {
      obj[key] = tryDecode(val, dec);
    }
  }

  return obj;
}

/**
 * Serialize data into a cookie header.
 *
 * Serialize the a name value pair into a cookie string suitable for
 * http headers. An optional options object specified cookie parameters.
 *
 * serialize('foo', 'bar', { httpOnly: true })
 *   => "foo=bar; httpOnly"
 *
 * @param {string} name
 * @param {string} val
 * @param {object} [options]
 * @return {string}
 * @public
 */

function serialize(name, val, options) {
  var opt = options || {};
  var enc = opt.encode || encode;

  if (typeof enc !== 'function') {
    throw new TypeError('option encode is invalid');
  }

  if (!fieldContentRegExp.test(name)) {
    throw new TypeError('argument name is invalid');
  }

  var value = enc(val);

  if (value && !fieldContentRegExp.test(value)) {
    throw new TypeError('argument val is invalid');
  }

  var str = name + '=' + value;

  if (null != opt.maxAge) {
    var maxAge = opt.maxAge - 0;
    if (isNaN(maxAge)) throw new Error('maxAge should be a Number');
    str += '; Max-Age=' + Math.floor(maxAge);
  }

  if (opt.domain) {
    if (!fieldContentRegExp.test(opt.domain)) {
      throw new TypeError('option domain is invalid');
    }

    str += '; Domain=' + opt.domain;
  }

  if (opt.path) {
    if (!fieldContentRegExp.test(opt.path)) {
      throw new TypeError('option path is invalid');
    }

    str += '; Path=' + opt.path;
  }

  if (opt.expires) {
    if (typeof opt.expires.toUTCString !== 'function') {
      throw new TypeError('option expires is invalid');
    }

    str += '; Expires=' + opt.expires.toUTCString();
  }

  if (opt.httpOnly) {
    str += '; HttpOnly';
  }

  if (opt.secure) {
    str += '; Secure';
  }

  if (opt.sameSite) {
    var sameSite = typeof opt.sameSite === 'string'
      ? opt.sameSite.toLowerCase() : opt.sameSite;

    switch (sameSite) {
      case true:
        str += '; SameSite=Strict';
        break;
      case 'lax':
        str += '; SameSite=Lax';
        break;
      case 'strict':
        str += '; SameSite=Strict';
        break;
      default:
        throw new TypeError('option sameSite is invalid');
    }
  }

  return str;
}

/**
 * Try decoding a string using a decoding function.
 *
 * @param {string} str
 * @param {function} decode
 * @private
 */

function tryDecode(str, decode) {
  try {
    return decode(str);
  } catch (e) {
    return str;
  }
}


1			/*!
2			* cookie
3			* Copyright(c) 2012-2014 Roman Shtylman
4			* Copyright(c) 2015 Douglas Christopher Wilson
5			* MIT Licensed
6			*/
7
8			'use strict';
9
10			/**
11			* Module exports.
12			* @public
13			*/
14
15			exports.parse = parse;
16			exports.serialize = serialize;
17
18			/**
19			* Module variables.
20			* @private
21			*/
22
23			var decode = decodeURIComponent;
24			var encode = encodeURIComponent;
25			var pairSplitRegExp = /; */;
26
27			/**
28			* RegExp to match field-content in RFC 7230 sec 3.2
29			*
30			* field-content = field-vchar [ 1*( SP / HTAB ) field-vchar ]
31			* field-vchar = VCHAR / obs-text
32			* obs-text = %x80-FF
33			*/
34
35			var fieldContentRegExp = /^[\u0009\u0020-\u007e\u0080-\u00ff]+$/;
36
37			/**
38			* Parse a cookie header.
39			*
40			* Parse the given cookie header string into an object
41			* The object has the various cookies as keys(names) => values
42			*
43			* @param {string} str
44			* @param {object} [options]
45			* @return {object}
46			* @public
47			*/
48
49			function parse(str, options) {
50			if (typeof str !== 'string') {
51			throw new TypeError('argument str must be a string');
52			}
53
54			var obj = {}
55			var opt = options \|\| {};
56			var pairs = str.split(pairSplitRegExp);
57			var dec = opt.decode \|\| decode;
58
59			for (var i = 0; i < pairs.length; i++) {
60			var pair = pairs[i];
61			var eq_idx = pair.indexOf('=');
62
63			// skip things that don't look like key=value
64			if (eq_idx < 0) {
65			continue;
66			}
67
68			var key = pair.substr(0, eq_idx).trim()
69			var val = pair.substr(++eq_idx, pair.length).trim();
70
71			// quoted values
72			if ('"' == val[0]) {
73			val = val.slice(1, -1);
74			}
75
76			// only assign once
77			if (undefined == obj[key]) {
78			obj[key] = tryDecode(val, dec);
79			}
80			}
81
82			return obj;
83			}
84
85			/**
86			* Serialize data into a cookie header.
87			*
88			* Serialize the a name value pair into a cookie string suitable for
89			* http headers. An optional options object specified cookie parameters.
90			*
91			* serialize('foo', 'bar', { httpOnly: true })
92			* => "foo=bar; httpOnly"
93			*
94			* @param {string} name
95			* @param {string} val
96			* @param {object} [options]
97			* @return {string}
98			* @public
99			*/
100
101			function serialize(name, val, options) {
102			var opt = options \|\| {};
103			var enc = opt.encode \|\| encode;
104
105			if (typeof enc !== 'function') {
106			throw new TypeError('option encode is invalid');
107			}
108
109			if (!fieldContentRegExp.test(name)) {
110			throw new TypeError('argument name is invalid');
111			}
112
113			var value = enc(val);
114
115			if (value && !fieldContentRegExp.test(value)) {
116			throw new TypeError('argument val is invalid');
117			}
118
119			var str = name + '=' + value;
120
121			if (null != opt.maxAge) {
122			var maxAge = opt.maxAge - 0;
123			if (isNaN(maxAge)) throw new Error('maxAge should be a Number');
124			str += '; Max-Age=' + Math.floor(maxAge);
125			}
126
127			if (opt.domain) {
128			if (!fieldContentRegExp.test(opt.domain)) {
129			throw new TypeError('option domain is invalid');
130			}
131
132			str += '; Domain=' + opt.domain;
133			}
134
135			if (opt.path) {
136			if (!fieldContentRegExp.test(opt.path)) {
137			throw new TypeError('option path is invalid');
138			}
139
140			str += '; Path=' + opt.path;
141			}
142
143			if (opt.expires) {
144			if (typeof opt.expires.toUTCString !== 'function') {
145			throw new TypeError('option expires is invalid');
146			}
147
148			str += '; Expires=' + opt.expires.toUTCString();
149			}
150
151			if (opt.httpOnly) {
152			str += '; HttpOnly';
153			}
154
155			if (opt.secure) {
156			str += '; Secure';
157			}
158
159			if (opt.sameSite) {
160			var sameSite = typeof opt.sameSite === 'string'
161			? opt.sameSite.toLowerCase() : opt.sameSite;
162
163			switch (sameSite) {
164			case true:
165			str += '; SameSite=Strict';
166			break;
167			case 'lax':
168			str += '; SameSite=Lax';
169			break;
170			case 'strict':
171			str += '; SameSite=Strict';
172			break;
173			default:
174			throw new TypeError('option sameSite is invalid');
175			}
176			}
177
178			return str;
179			}
180
181			/**
182			* Try decoding a string using a decoding function.
183			*
184			* @param {string} str
185			* @param {function} decode
186			* @private
187			*/
188
189			function tryDecode(str, decode) {
190			try {
191			return decode(str);
192			} catch (e) {
193			return str;
194			}
195			}
196

DigitalState / Formio

index.js ➔ serialize F last analyzed 2018-06-13 20:56 UTC

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index.js ➔ serialize F
last analyzed 2018-06-13 20:56 UTC