How use it on NPM?

[magarrent]

import 'currencyformatter.js'

Uncaught ReferenceError: OSREC is not defined
at Object. (custom.js:148)
at fire (jquery.js:3268)
at Object.fireWith [as resolveWith] (jquery.js:3398)
at done (jquery.js:9305)
at XMLHttpRequest. (jquery.js:9548)