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