assert on unrecognized directive

saves four tokens and is more diagnostic.
2023-01-01 14:11:11 -08:00 · 2023-01-01 14:11:11 -08:00 · e028209adf
commit e028209adf
parent ce3fc83221
1 changed files with 1 additions and 1 deletions
--- a/chameleonic.p8
+++ b/chameleonic.p8
@ -62,7 +62,7 @@ function fmt(f, ...)
    elseif m == "!" then
     out ..= tostring(p)
    else
-     out ..= "(?!:"..m..":"..tostring(p)..")"
+     assert(false, tostr(m).."is not a formatting directive")
    end
   end
   out ..=sub(s,2)