libphonenumber-js
Version:
A simpler (and smaller) rewrite of Google Android's libphonenumber library in javascript
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JavaScript
// These mappings map a character (key) to a specific digit that should
// replace it for normalization purposes. Non-European digits that
// may be used in phone numbers are mapped to a European equivalent.
//
// E.g. in Iraq they don't write `+442323234` but rather `+٤٤٢٣٢٣٢٣٤`.
//
export const DIGITS = {
'0': '0',
'1': '1',
'2': '2',
'3': '3',
'4': '4',
'5': '5',
'6': '6',
'7': '7',
'8': '8',
'9': '9',
'\uFF10': '0',
// Fullwidth digit 0
'\uFF11': '1',
// Fullwidth digit 1
'\uFF12': '2',
// Fullwidth digit 2
'\uFF13': '3',
// Fullwidth digit 3
'\uFF14': '4',
// Fullwidth digit 4
'\uFF15': '5',
// Fullwidth digit 5
'\uFF16': '6',
// Fullwidth digit 6
'\uFF17': '7',
// Fullwidth digit 7
'\uFF18': '8',
// Fullwidth digit 8
'\uFF19': '9',
// Fullwidth digit 9
'\u0660': '0',
// Arabic-indic digit 0
'\u0661': '1',
// Arabic-indic digit 1
'\u0662': '2',
// Arabic-indic digit 2
'\u0663': '3',
// Arabic-indic digit 3
'\u0664': '4',
// Arabic-indic digit 4
'\u0665': '5',
// Arabic-indic digit 5
'\u0666': '6',
// Arabic-indic digit 6
'\u0667': '7',
// Arabic-indic digit 7
'\u0668': '8',
// Arabic-indic digit 8
'\u0669': '9',
// Arabic-indic digit 9
'\u06F0': '0',
// Eastern-Arabic digit 0
'\u06F1': '1',
// Eastern-Arabic digit 1
'\u06F2': '2',
// Eastern-Arabic digit 2
'\u06F3': '3',
// Eastern-Arabic digit 3
'\u06F4': '4',
// Eastern-Arabic digit 4
'\u06F5': '5',
// Eastern-Arabic digit 5
'\u06F6': '6',
// Eastern-Arabic digit 6
'\u06F7': '7',
// Eastern-Arabic digit 7
'\u06F8': '8',
// Eastern-Arabic digit 8
'\u06F9': '9' // Eastern-Arabic digit 9
};
export function parseDigit(character) {
return DIGITS[character];
}
/**
* Parses phone number digits from a string.
* Drops all punctuation leaving only digits.
* Also converts wide-ascii and arabic-indic numerals to conventional numerals.
* E.g. in Iraq they don't write `+442323234` but rather `+٤٤٢٣٢٣٢٣٤`.
* @param {string} string
* @return {string}
* @example
* ```js
* parseDigits('8 (800) 555')
* // Outputs '8800555'.
* ```
*/
export default function parseDigits(string) {
let result = '';
// Using `.split('')` here instead of normal `for ... of`
// because the importing application doesn't neccessarily include an ES6 polyfill.
// The `.split('')` approach discards "exotic" UTF-8 characters
// (the ones consisting of four bytes) but digits
// (including non-European ones) don't fall into that range
// so such "exotic" characters would be discarded anyway.
for (const character of string.split('')) {
const digit = parseDigit(character);
if (digit) {
result += digit;
}
}
return result;
}
//# sourceMappingURL=parseDigits.js.map