Ivan Yonchovski

There is https://microsoft.github.io/language-server-protocol/specification#codeLens_resolve which as to be called when the server hasn't populated the lens data.

No, they don't. Consider `References ` lenses. The heavy part is calculating the lens label. While for completion item the heavy part is not the label but calculating the additional...

The last one seems like to be doable. Something like M-x lsp-lens-execute which will accept directional param. It will use completing-read in case there more than one lenses grouped on...

With all the respect I prefer to keep the defaults as they are. In that case, I believe we will get more value if we stick with what other editors...