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find-missing-results.ts
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find-missing-results.ts
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//
// mdn-bcd-collector: find-missing-results.ts
// Script to find browser versions that don't have a result file in mdn-bcd-results
//
// © Gooborg Studios
// See the LICENSE file for copyright details
//
import {CompatData} from '@mdn/browser-compat-data/types';
import {Report} from './types/types.js';
interface ReportMap {
[k: string]: string[];
}
import {
compare as compareVersions,
compareVersions as compareVersionsSort
} from 'compare-versions';
import esMain from 'es-main';
import fs from 'fs-extra';
import yargs from 'yargs';
import {hideBin} from 'yargs/helpers';
import {parseUA} from './ua-parser.js';
import {loadJsonFiles} from './update-bcd.js';
const BCD_DIR = process.env.BCD_DIR || `../browser-compat-data`;
const {default: bcd}: {default: CompatData} = await import(
`${BCD_DIR}/index.js`
);
const {browsers} = bcd;
const appVersion = (await fs.readJson('./package.json'))?.version;
const generateReportMap = (allResults: boolean) => {
const result: ReportMap = {};
for (const [browserKey, browserData] of Object.entries(browsers)) {
if (
!allResults &&
['ie', 'nodejs', 'deno', 'oculus'].includes(browserKey)
) {
continue;
}
const releases = Object.entries(browserData.releases)
.filter((r) => ['retired', 'current'].includes(r[1].status))
.map((r) => r[0]);
result[browserKey] = releases.sort(compareVersionsSort);
if (!allResults) {
if (browserKey == 'safari') {
// Ignore super old Safari releases
result[browserKey] = result[browserKey].filter((v) =>
compareVersions(v, '4', '>=')
);
} else if (browserKey == 'opera') {
// Ignore all Opera versions besides 12.1, 15, and the latest stable
result[browserKey] = result[browserKey].filter(
(v) =>
v == '12.1' ||
v == '15' ||
v == result[browserKey][result[browserKey].length - 1]
);
} else if (
browserKey.includes('_android') ||
browserKey.includes('_ios')
) {
// Ignore all mobile browser releases besides the most current
result[browserKey] = result[browserKey].filter(
(v) => v == result[browserKey][result[browserKey].length - 1]
);
}
}
}
return result;
};
const findMissingResults = async (
reportPaths: string[],
allResults: boolean,
version: string
) => {
if (version == 'current') {
version = appVersion;
}
const reportMap = generateReportMap(allResults);
const data = await loadJsonFiles(reportPaths);
for (const report of Object.values(data) as Report[]) {
if (version != 'all') {
if (report.__version != version) {
continue;
}
}
const ua = parseUA(report.userAgent, browsers);
const browserKey = ua.browser.id;
const browserVersion = ua.version;
if (browserKey in reportMap) {
if (reportMap[browserKey].includes(browserVersion)) {
reportMap[browserKey] = reportMap[browserKey].filter(
(v) => v !== browserVersion
);
}
}
}
return reportMap;
};
/* c8 ignore start */
const main = async (argv) => {
const missingResults = await findMissingResults(
argv.reports,
argv.all,
argv.collectorVersion
);
for (const [browser, releases] of Object.entries(missingResults)) {
if (releases.length) {
console.log(`${browsers[browser].name}: ${releases.join(', ')}`);
}
}
};
if (esMain(import.meta)) {
const {argv} = yargs(hideBin(process.argv)).command(
'$0 [reports..]',
'Determine gaps in results',
(yargs) => {
yargs
.positional('reports', {
describe: 'The report files to update from (also accepts folders)',
type: 'string',
array: true,
default: ['../mdn-bcd-results/']
})
.option('collector-version', {
alias: 'c',
describe: 'Limit the collector version (set to "all" to disable)',
type: 'string',
default: 'current'
})
.option('all', {
describe: 'Include all results, including ignored',
alias: 'a',
type: 'boolean',
nargs: 0
});
}
);
await main(argv);
}
/* c8 ignore stop */
export default findMissingResults;