close_divs_in_between() obviously needed a for loop, not a recursion

1 files changed, 18 insertions, 5 deletions

diff --git a/ekdosis.dtx b/ekdosis.dtx
index 5c142e2..5ec9df1 100644
--- a/ekdosis.dtx
+++ b/ekdosis.dtx
@@ -1874,12 +1874,25 @@ local function close_divs_at_end(str)
 end
 
 local function close_divs_in_between(str)
-   for i = 0, 9
+   for ndivi = 0, 9
    do
-      str = string.gsub(str, "(<div"..i..".->)(.-)(<div"..i..".->)", function(divi, between, divii)
-                           between = close_divs_in_between(between)
-                           return string.format("%s%s</div%s>%s", divi, between, i, divii)
-      end)
+      str = string.gsub(str, "(<div)("..ndivi..")(.->)(.-)(<div)(%d)(.->)",
+                        function(bdivi, ndivi, edivi, between, bdivii, ndivii, edivii)
+                           firstdiv = tonumber(ndivi)
+                           lastdiv = tonumber(ndivii)
+                           local closedivs = ""
+                           if firstdiv >= lastdiv
+                           then
+                              while firstdiv >= lastdiv
+                              do
+                                 closedivs = closedivs.."</div"..firstdiv..">"
+                                 firstdiv = firstdiv - 1
+                              end
+                           end
+                           return string.format("%s%s%s%s%s%s%s%s",
+                                                bdivi, ndivi, edivi, between, closedivs, bdivii, ndivii, edivii)
+                        
+   end)
    end
    return str
 end