output.txt

.../vis-strip-trailing-spaces/vis-strip-trailing-spaces.lua:30: bad argument #1 to 'ipairs' (table expected, got text)

plugin.lua

vis:command_register("sts", function(argv, force, win, selection, range)
    if win.strip_trailing_spaces then
        for index, line in ipairs(win.file.lines) do
            win.file.lines[index] = line:gsub("%s+$", "")
        end
        vis:info("Line trailing spaces trimmed." .. type(win.file.lines))
    end
    return true;
end, "Strip line trailing spaces"
)