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Experiment with child_progress to update the databases #11

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Experiment with child_progress to update the databases #11

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22 changes: 22 additions & 0 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ const omelette = require('omelette');
const wordwrap = require('wordwrap');
const caniuse = require('caniuse-db/fulldata-json/data-2.0.json');
const bcd = require('@mdn/browser-compat-data');
const child_process = require('child_process')

const wrap = wordwrap(80);
const wrapNote = wordwrap.hard(4, 76);
Expand Down Expand Up @@ -478,6 +479,27 @@ Object.keys(caniuse.data).forEach((key) => {
// find and display result
const name = process.argv[2];
if (name) {

if (name === '--update') {
console.log('--update flag detected … checking');
const caniuse_version_local = require('./node_modules/caniuse-db/package.json').version;
const caniuse_version_remote = child_process.execSync('npm view caniuse-db version', { encoding: 'utf8' }).trim();
const caniuse_outdated = caniuse_version_local != caniuse_version_remote;

const bcd_version_local = require('./node_modules/@mdn/browser-compat-data/package.json').version;
const bcd_version_remote = child_process.execSync('npm view @mdn/browser-compat-data version', { encoding: 'utf8' }).trim();
const bcd_outdated = bcd_version_local != bcd_version_remote;

if (caniuse_outdated || bcd_outdated) {
console.log('Updating databases …');
child_process.execSync('npm install caniuse-db @mdn/browser-compat-data');
} else {
console.log('Nothing to update!');
}

return;
}

const res = findResult(name.toLowerCase());

if (res !== undefined) {
Expand Down