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const { copy, ensureFile, lstat, pathExists, rm, writeFile } = fs;
let copied = 0;
function options(overwrite) {
return {
async filter(from, to) {
if ((await lstat(from)).isDirectory()) return true;
if (!overwrite && await pathExists(to)) return false;
return !!++copied;
},
};
}
await Promise.all((await glob([
'tests/**/bundles/*',
// TODO: drop it from `core-js@4`
'packages/core-js/features',
'packages/core-js-pure/!(override|.npmignore|package.json|README.md)',
], { onlyFiles: false })).map(path => rm(path, { force: true, recursive: true })));
echo(chalk.green('old copies removed'));
// TODO: drop it from `core-js@4`
const files = await glob('packages/core-js/full/**/*.js');
for (const filename of files) {
const newFilename = filename.replace('full', 'features');
const href = '../'.repeat(filename.split('').filter(it => it === '/').length - 2) + filename.slice(17, -3).replace(/\/index$/, '');
await ensureFile(newFilename);
await writeFile(newFilename, `'use strict';\nmodule.exports = require('${ href }');\n`);
}
echo(chalk.green('created /features/ entries'));
await copy('packages/core-js', 'packages/core-js-pure', options(false));
const license = [
'deno/corejs/LICENSE',
...(await glob('packages/*/package.json')).map(path => path.replace(/package\.json$/, 'LICENSE')),
];
await Promise.all([
copy('packages/core-js-pure/override', 'packages/core-js-pure', options(true)),
copy('packages/core-js/postinstall.js', 'packages/core-js-bundle/postinstall.js', options(true)),
...license.map(path => copy('LICENSE', path, options(true))),
]);
echo(chalk.green(`copied ${ chalk.cyan(copied) } files`));
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