awesome-docker/tests/common.js

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const fetch = require('node-fetch');
const exclude = require('./exclude_in_test.json');
const LINKS_OPTIONS = {
redirect: 'error',
headers: {
'Content-Type': 'application/json',
'user-agent':
'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36',
},
};
const LOG = {
error: (...args) => console.error('❌ ERROR', args),
error_string: (...args) =>
console.error('❌ ERROR', JSON.stringify({ ...args }, null, ' ')),
debug: (...args) => {
if (process.env.DEBUG) console.log('>>> DEBUG: ', { ...args });
},
debug_string: (...args) => {
if (process.env.DEBUG)
console.log('>>> DEBUG: ', JSON.stringify({ ...args }, null, ' '));
},
};
const handleFailure = (error) => {
console.error(`${error.message}: ${error.stack}`, { error });
process.exit(1);
};
process.on('unhandledRejection', handleFailure);
const extract_all_links = (markdown) => {
// if you have a problem and you try to solve it with a regex,
// now you have two problems
// TODO: replace this mess with a mardown parser ?
const re = /(((https:(?:\/\/)?)(?:[-;:&=+$,\w]+@)?[A-Za-z0-9.-]+|(?:www\.|[-;:&=+$,\w]+@)[A-Za-z0-9.-]+)((?:\/[+~%/.\w\-_]*)?\??(?:[-+=&;%@.\w_]*)#?(?:[.!/@\-\\\w]*))?)/g;
return markdown.match(re);
};
const find_duplicates = (arr) => {
const hm = {};
const dup = [];
arr.forEach((e) => {
if (hm[e]) dup.push(e);
else hm[e] = true;
});
return dup;
};
const partition = (arr, func) => {
const ap = [[], []];
arr.forEach((e) => (func(e) ? ap[0].push(e) : ap[1].push(e)));
return ap;
};
async function fetch_link(url) {
try {
const { ok, statusText, redirected } = await fetch(url, LINKS_OPTIONS);
return [url, { ok, status: statusText, redirected }];
} catch (error) {
return [url, { ok: false, status: error.message }];
}
}
async function batch_fetch({ arr, get, post_filter_func, BATCH_SIZE = 8 }) {
const result = [];
/* eslint-disable no-await-in-loop */
for (let i = 0; i < arr.length; i += BATCH_SIZE) {
const batch = arr.slice(i, i + BATCH_SIZE);
LOG.debug_string({ batch });
let res = await Promise.all(batch.map(get));
console.log(`batch fetched...${i + BATCH_SIZE}`);
res = post_filter_func ? res.filter(post_filter_func) : res;
LOG.debug_string({ res });
result.push(...res);
}
return result;
}
const exclude_length = exclude.length;
const exclude_from_list = (link) => {
let is_excluded = false;
for (let i = 0; i < exclude_length; i += 1) {
if (link.startsWith(exclude[i])) {
is_excluded = true;
break;
}
}
return is_excluded;
};
module.exports = {
LOG,
handleFailure,
extract_all_links,
find_duplicates,
partition,
fetch_link,
batch_fetch,
exclude_from_list,
};