mathjs/examples/node_modules/rechoir/lib/normalize.js

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

function normalizer(config) {
  if (typeof config === 'string') {
    return { module: config };
  }
  return config;
}

module.exports = function(config) {
  if (Array.isArray(config)) {
    return config.map(normalizer);
  }
  return normalizer(config);
};