Current File : /home/emergentqj/actioncivile/pre-auth/def/static/node_modules/libphonenumber-js/source/helpers/extension/extractExtension.js
import createExtensionPattern from './createExtensionPattern.js'
// Regexp of all known extension prefixes used by different regions followed by
// 1 or more valid digits, for use when parsing.
const EXTN_PATTERN = new RegExp('(?:' + createExtensionPattern() + ')$', 'i')
// Strips any extension (as in, the part of the number dialled after the call is
// connected, usually indicated with extn, ext, x or similar) from the end of
// the number, and returns it.
export default function extractExtension(number) {
const start = number.search(EXTN_PATTERN)
if (start < 0) {
return {}
}
// If we find a potential extension, and the number preceding this is a viable
// number, we assume it is an extension.
const numberWithoutExtension = number.slice(0, start)
const matches = number.match(EXTN_PATTERN)
let i = 1
while (i < matches.length) {
if (matches[i]) {
return {
number: numberWithoutExtension,
ext: matches[i]
}
}
i++
}
}
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