better match

function match(name,query)
    local spaced_name = name:gsub("_"," "):gsub("([^%u%s])(%u)%f[%l%d]","%1 %2"):lower()
    local changed_query = "^"..query:gsub("_"," "):gsub("%*","@"):gsub("%.","~"):gsub(
        "[%l%d%u]",
        function(letter)
            if letter:match"%u" then
                return ' '..letter:lower().."%S*"
            else
                return letter..".*"
            end
        end):gsub("^ ",""):gsub("%s+"," "):gsub("@","%%S+"):gsub("~",".*")
    return spaced_name:match(changed_query),spaced_name,changed_query
end