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displayname disambiguation fixes (#662)

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* fix displayname=undefined being disambiguated and strip Zero Width chars
* also strip diaritics and whitespace

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
This commit is contained in:
Michael Telatynski
2018-07-06 10:42:53 +01:00
committed by Luke Barnard
parent c4fe15400c
commit 7f50dd205f
3 changed files with 36 additions and 17 deletions
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10
src/utils.js
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@@ -662,3 +662,13 @@ module.exports.inherits = function(ctor, superCtor) {
module.exports.isNumber = function(value) {
return typeof value === 'number' && isFinite(value);
};
/**
* Removes zero width chars, diacritics and whitespace from the string
* @param {string} str the string to remove hidden characters from
* @return {string} a string with the hidden characters removed
*/
module.exports.removeHiddenChars = function(str) {
return str.normalize('NFD').replace(removeHiddenCharsRegex, '');
};
const removeHiddenCharsRegex = /[\u200B-\u200D\u0300-\u036f\uFEFF\s]/g;