Sha256: 3c92ed56aadfba6248c0917a7d035c32d7579255aba4d5149fc5406034371c7e
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Versions: 375
Compression:
Stored size: 1.1 KB
Contents
/* global text */
/**
* Determines if a given text is human friendly and interpretable
*
* @method isHumanInterpretable
* @memberof axe.commons.text
* @instance
* @param {String} str text to be validated
* @returns {Number} Between 0 and 1, (0 -> not interpretable, 1 -> interpretable)
*/
text.isHumanInterpretable = function(str) {
/**
* Steps:
* 1) Check for single character edge cases
* a) handle if character is alphanumeric & within the given icon mapping
* eg: x (close), i (info)
*
* 3) handle unicode from astral (non bilingual multi plane) unicode, emoji & punctuations
* eg: Windings font
* eg: '💪'
* eg: I saw a shooting 💫
* eg: ? (help), > (next arrow), < (back arrow), need help ?
*/
if (!str.length) {
return 0;
}
// Step 1
const alphaNumericIconMap = [
'x', // close
'i' // info
];
// Step 1a
if (alphaNumericIconMap.includes(str)) {
return 0;
}
// Step 2
const noUnicodeStr = text.removeUnicode(str, {
emoji: true,
nonBmp: true,
punctuations: true
});
if (!text.sanitize(noUnicodeStr)) {
return 0;
}
return 1;
};
Version data entries
375 entries across 375 versions & 1 rubygems