bigint-crypto-utils/node_modules/mocha/lib/esm-utils.js

32 lines
974 B
JavaScript

const url = require('url');
const path = require('path');
const requireOrImport = async file => {
file = path.resolve(file);
if (path.extname(file) === '.mjs') {
return import(url.pathToFileURL(file));
}
// This is currently the only known way of figuring out whether a file is CJS or ESM.
// If Node.js or the community establish a better procedure for that, we can fix this code.
// Another option here would be to always use `import()`, as this also supports CJS, but I would be
// wary of using it for _all_ existing test files, till ESM is fully stable.
try {
return require(file);
} catch (err) {
if (err.code === 'ERR_REQUIRE_ESM') {
return import(url.pathToFileURL(file));
} else {
throw err;
}
}
};
exports.loadFilesAsync = async (files, preLoadFunc, postLoadFunc) => {
for (const file of files) {
preLoadFunc(file);
const result = await requireOrImport(file);
postLoadFunc(file, result);
}
};