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| author | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-18 10:54:08 +0000 |
|---|---|---|
| committer | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-18 10:54:08 +0000 |
| commit | a35da9f9ccc1124d9b6f4461c7216ffbb0285e2f (patch) | |
| tree | d5b4b8548caae36a20e1258a8341dab4b3d522d2 /node_modules/encodeurl/index.js | |
| parent | 16bbc66ebafc6f1a55e47dbda3f3c0f658fe715c (diff) | |
| parent | c1ce89359a7b54ec97b54ce577e5534c180c5c4b (diff) | |
merged
Diffstat (limited to 'node_modules/encodeurl/index.js')
| -rw-r--r-- | node_modules/encodeurl/index.js | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/node_modules/encodeurl/index.js b/node_modules/encodeurl/index.js new file mode 100644 index 0000000..ae77cc9 --- /dev/null +++ b/node_modules/encodeurl/index.js @@ -0,0 +1,60 @@ +/*! + * encodeurl + * Copyright(c) 2016 Douglas Christopher Wilson + * MIT Licensed + */ + +'use strict' + +/** + * Module exports. + * @public + */ + +module.exports = encodeUrl + +/** + * RegExp to match non-URL code points, *after* encoding (i.e. not including "%") + * and including invalid escape sequences. + * @private + */ + +var ENCODE_CHARS_REGEXP = /(?:[^\x21\x25\x26-\x3B\x3D\x3F-\x5B\x5D\x5F\x61-\x7A\x7E]|%(?:[^0-9A-Fa-f]|[0-9A-Fa-f][^0-9A-Fa-f]))+/g + +/** + * RegExp to match unmatched surrogate pair. + * @private + */ + +var UNMATCHED_SURROGATE_PAIR_REGEXP = /(^|[^\uD800-\uDBFF])[\uDC00-\uDFFF]|[\uD800-\uDBFF]([^\uDC00-\uDFFF]|$)/g + +/** + * String to replace unmatched surrogate pair with. + * @private + */ + +var UNMATCHED_SURROGATE_PAIR_REPLACE = '$1\uFFFD$2' + +/** + * Encode a URL to a percent-encoded form, excluding already-encoded sequences. + * + * This function will take an already-encoded URL and encode all the non-URL + * code points. This function will not encode the "%" character unless it is + * not part of a valid sequence (`%20` will be left as-is, but `%foo` will + * be encoded as `%25foo`). + * + * This encode is meant to be "safe" and does not throw errors. It will try as + * hard as it can to properly encode the given URL, including replacing any raw, + * unpaired surrogate pairs with the Unicode replacement character prior to + * encoding. + * + * @param {string} url + * @return {string} + * @public + */ + +function encodeUrl (url) { + return String(url) + .replace(UNMATCHED_SURROGATE_PAIR_REGEXP, UNMATCHED_SURROGATE_PAIR_REPLACE) + .replace(ENCODE_CHARS_REGEXP, encodeURI) +} |
