Function retrieveEngineInstances
retrieveEngineInstances( config: FlowrConfig, defaultOnly?: boolean,): Promise<{ default: "r-shell" | "tree-sitter"; engines: KnownEngines }> Returns Promise<{ default: "r-shell" | "tree-sitter"; engines: KnownEngines }>
Retrieve all requested engine instance. Please make sure that if this includes the R engine, that you properly shut it down again!