I do not expect it so early. Microsoft has released a Preview Version of OneDrive for Business for MacOS. You may download it here. There also released a new App for iOS devices, here’s the link to download.
Additionally Microsoft give is a video with Reuben Krippner, Director for OneDrive for Business at Microsoft,and there are some news…..
But you have to know: The MacOS Version is a Preview. But we see, that Microsoft is on the right way, bring both different programs together
OneDrive| first Release of next Generation Sync Client
Office Blog: OneDrive for Business comes to Mac and iOS devices