'use strict'; module.exports = function soundex(str) { // discuss at: http://locutus.io/php/soundex/ // original by: Jonas Raoni Soares Silva (http://www.jsfromhell.com) // original by: Arnout Kazemier (http://www.3rd-Eden.com) // improved by: Jack // improved by: Kevin van Zonneveld (http://kvz.io) // bugfixed by: Onno Marsman (https://twitter.com/onnomarsman) // bugfixed by: Kevin van Zonneveld (http://kvz.io) // input by: Brett Zamir (http://brett-zamir.me) // revised by: RafaƂ Kukawski (http://blog.kukawski.pl) // example 1: soundex('Kevin') // returns 1: 'K150' // example 2: soundex('Ellery') // returns 2: 'E460' // example 3: soundex('Euler') // returns 3: 'E460' str = (str + '').toUpperCase(); if (!str) { return ''; } var sdx = [0, 0, 0, 0]; var m = { B: 1, F: 1, P: 1, V: 1, C: 2, G: 2, J: 2, K: 2, Q: 2, S: 2, X: 2, Z: 2, D: 3, T: 3, L: 4, M: 5, N: 5, R: 6 }; var i = 0; var j; var s = 0; var c; var p; while ((c = str.charAt(i++)) && s < 4) { if (j = m[c]) { if (j !== p) { sdx[s++] = p = j; } } else { s += i === 1; p = 0; } } sdx[0] = str.charAt(0); return sdx.join(''); }; //# sourceMappingURL=soundex.js.map