import { bufhidden } from "https://deno.land/x/denops_std@v3.8.2/option/mod.ts";
This option specifies what happens when a buffer is no longer displayed in a window: follow the global 'hidden' option hide hide the buffer (don't unload it), also when 'hidden' is not set unload unload the buffer, also when 'hidden' is set or using |:hide| delete delete the buffer from the buffer list, also when 'hidden' is set or using |:hide|, like using |:bdelete| wipe wipe out the buffer from the buffer list, also when 'hidden' is set or using |:hide|, like using |:bwipeout|