Does rust-analyzer have an editor-independent config file?

[hax10]

There is no such config file. You can start multiple instances of rust-analyzer and send commands to each instance separately via stdin using the Language Server Protocol.

Here is a related thread:

Rust-analyzer JSON global config location?

I am looking into making an editor-agnostic configuration for rust-analyzer and everywhere I look people mention "put this snippet in the JSON config". From only 2-3 places on the net I finally managed to infer that "the JSON config" is usually a settings.json file. But no path is ever mentioned. So if one wants to have a global rust-analyzer configuration in JSON format (I gather there are no other options?) then what's this elusive location that settings.json must be put into? Is it the stand…