find-node-modules/cz-cli/node_modules/@semantic-release/npm/lib/get-registry.js

Return an array of all parent node_modules directories

const path = require('path');
const rc = require('rc');
const getRegistryUrl = require('registry-auth-token/registry-url');

module.exports = ({publishConfig: {registry} = {}, name}, {cwd, env}) =>
  registry ||
  env.NPM_CONFIG_REGISTRY ||
  getRegistryUrl(
    name.split('/')[0],
    rc('npm', {registry: 'https://registry.npmjs.org/'}, {config: path.resolve(cwd, '.npmrc')})
  );