error.out

:sts                                                                                                                                                                                                                                          double free or corruption (!prev)
                                Aborted
 $ 

script.lua

vis:command_register("sts", function(argv, force, win, selection, range)
    if vis.win.strip_trailing_spaces then
        vis:command("x/a/ c/FOO/")
        vis:info("Line trailing spaces trimmed.")
        -- vis:info("vis.win.strip_trailing_spaces bool value: " .. tostring(vis.win.strip_trailing_spaces))
    end
    return true;
end, "Strip line trailing spaces"
)