simujs/dist/esm/internal/prefixIndex.js

Tanzanian phone number detection library based on public TCRA numbering data (not affiliated with TCRA).

import { operators } from "../data/operators";
export const prefixIndex = operators
    .flatMap(operator => operator.prefixes.map(prefix => ({ prefix, operator })))
    .sort((a, b) => b.prefix.length - a.prefix.length);