create-expo-cljs-app/template/node_modules/metro/src/lib/countLines.js

Create a react native application with Expo and Shadow-CLJS!

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 *
 * @format
 */
"use strict";

const nullthrows = require("nullthrows");

const reLine = /^/gm;

function countLines(s) {
  return nullthrows(s.match(reLine)).length;
}

module.exports = countLines;