report.js

#!/usr/bin/env node

const fs = require('fs');
const path = require('path');
const glob = require('fast-glob').sync;
const semver = require('semver');


const tags_path = './jobs/tags.json';
const jobs_glob = './jobs/status/*.json';

// check for status/tag base file
if(!fs.existsSync(path.resolve(tags_path))) {
    process.exit(1);
}

let tags = require(path.resolve(tags_path));
// {success: $status, run: $run, image: $image, nodegit: $nodegit}
const jobs = glob(jobs_glob).map(f => require(path.resolve(f)));

// gather status info
let report = jobs.reduce((acc, job) => {
        acc[job.image] || (acc[job.image] = {});
        acc[job.image][job.nodegit] = Object.assign(
            {},
            job,
            {
                tags: tags[job.image][job.nodegit],
                // link: `https://github.com/bitmeal/nodegit-alpine/runs/${job['run']}`,
                icon: job['success'] ? '✔' : '❌',
                state: job['success'] ? 'success' : 'failure'
            }
        );
        return acc;
    }, {});

// print output
let max_image_len = Object.keys(report).map(image => image.length).sort((a,b) => b-a)[0];
[
    'alpine',
    'lts-alpine',
    ...Object.keys(report)
        .filter(i => i.match(/\d+-alpine/))
        .sort((a,b) => b.match(/^\d+/)[0] - a.match(/^\d+/)[0])
].forEach((image) => {
        Object.keys(report[image])
        .sort(semver.rcompare)
        .forEach((ng) => {
            let job = report[image][ng];
            let padding = ' '.repeat(max_image_len - job.image.length);
            console.log('*', job.icon, `[FROM node:**${job.image}** ${padding}| nodegit@**${job.nodegit}**]`, job.tags.map(t => ('`'+t+'`')).join(', '));
        });
    }
);