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index.js
executable file
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index.js
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#!/usr/bin/env node
'use strict';
const inquirer = require('inquirer');
function exec(command) {
const exec_ = require('child_process').exec;
return new Promise((resolve, reject) => {
exec_(command, (error, stdout) => {
if (error) {
return void reject(error);
}
resolve(stdout);
});
});
}
(async function () {
const rawBranches = await exec('git --no-pager branch -l');
const currentBranch = rawBranches.match(/\* (.+)/)[1];
const branches = rawBranches.split('\n')
.map(branch => {
const match = branch.match(/[^ ]+$/);
if (match) {
return match[0];
}
return null;
})
.filter(branch => branch !== null);
const { branch: newBranch } = await inquirer.prompt([{
name: 'branch',
message: 'Select a branch',
type: 'list',
default: currentBranch,
choices: branches,
}]);
await exec(`git checkout ${newBranch}`);
console.log('Switched to branch', newBranch);
}()).catch(e => {
console.log(e.message);
process.exit(1);
});