@samnarduzzi/lotide/head.js

Lotide proejct containf files, test code files, index, and descriptions for all files

// Create a function head which returns the first item in the array.

const assertEqual = require('./assertEqual');

function head(array) {
  if (array.length === 0) {
    return [];
  }
  return array[0];
};

module.exports = head;