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Comments (2)

LouisStAmour avatar LouisStAmour commented on August 16, 2024 1

Had a hard time making the filenames dynamic while still keeping things await-compatible, so I ended up with the following function hard-coded:

function loadSomeFunc() {
	delete require.cache[require.resolve('../src/someFunc.js')];
	return import('../src/someFunc.js');
}

which can be used as follows:

	it('supports dynamic imports -- sweet', async () => {
		let module = await loadSomeFunc();
		let Q = module.__get__('Q');
		expect(Q.queue.size).to.equal(0);
		Q.queue.add('test');
		expect(Q.queue.size).to.equal(1);
		module = await loadSomeFunc();
		Q = module.__get__('Q');
		expect(Q.queue.size).to.equal(0);
	});

from babel-plugin-rewire.

LouisStAmour avatar LouisStAmour commented on August 16, 2024

To help mask the above webpack delete nastiness, I made a very simple wrapper using promises:

const importAndForget = filename => {
	return import(filename).finally(() => {
		delete require.cache[require.resolve(filename)];
	});
};

which simplifies the above example to:

it('supports dynamic imports -- sweet', async () => {
	importAndForget('../src/someFunc.js').then(module => {
		const Q = module.__get__('Q');
		expect(Q.queue.size).to.equal(0);
		Q.queue.add('test');
		expect(Q.queue.size).to.equal(1);
	});
	importAndForget('../src/someFunc.js').then(module => {
		const Q = module.__get__('Q');
		expect(Q.queue.size).to.equal(0);
	});
});

from babel-plugin-rewire.

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