function reg_executingimport { reg_executing } from "https://deno.land/x/denops_std@v6.2.0/function/mod.ts"; reg_executing(denops: Denops): Promise<string>Returns the single letter name of the register being executed. Returns an empty string when no register is being executed. See @. Returns the single letter name of the register being executed. Returns an empty string when no register is being executed. See @. Parametersdenops: DenopsReturnsPromise<string>