LSPs

Crush can use LSPs for additional context to help inform its decisions, just like you would. LSPs can be added manually like so:

# crushrc

lsp add go --command "gopls" --env "GOTOOLCHAIN go1.24.5"
lsp add typescript --command "typescript-language-server" --args --stdio
lsp add nix --command "nil"

Command Reference

Manage language servers.

Usage:
  lsp [command]

Available Commands:
  add       Add or update a language server
  remove    Remove a language server
  rm        Alias for remove

lsp add

Add a language server, or update an existing server with the same name.

Usage:
  lsp add <name> --command <command> [flags]

Flags:
      --args string              command argument (repeatable)
      --env key value            environment variable (repeatable)
      --filetypes string         file type to attach to (repeatable)
      --root-markers string      root marker file (repeatable)
      --timeout int              startup timeout in seconds
      --disabled bool            disable without removing
      --init-options JSON        initialization options
      --options JSON             server settings

lsp add go --command gopls --env GOPATH "$HOME/go"

lsp remove

Remove a language server.

Usage:
  lsp remove <name>
  lsp rm <name>