Michalis Kargakis

ping @cavanmflynn can we get this merged please?

For anyone who is interested to use this library w/ Optimism support, I have temporarily forked to [`@kargakis/ethers-multicall`](https://www.npmjs.com/package/@kargakis/ethers-multicall) until this PR gets merged.

For anyone who is interested to use this library w/ Optimism support, I have temporarily forked to [`@kargakis/ethers-multicall`](https://www.npmjs.com/package/@kargakis/ethers-multicall) until #40 gets merged.

Needs a rebase

Can you document how to configure a Swift backend in https://github.com/spf13/afero#available-backends? Also the unit tests seem to fail in CI, please have a look.

@spf13 please have a look and let us know how do you want to proceed with unit testing the Swift backend.

> IMHO, "classic" unit testing this does not really make sense since most of the package is glue code between afero and the swift package. I think this kind of...

As with the GCS implementation, we can go ahead and merge this without "real" storage tests, just need to note in README that there is **experimental** support. https://github.com/spf13/afero/pull/331

@kolaente can you rebase on top of latest master?

Does the Swift library you are using have a mock client?