Fix luatex

citeproc/citeproc-latex.lua

@@ -609,12 +609,12 @@ function CslCitationManager:bibliography(filter_str)
     util.error("Refsection is not initialized.")
     return
   end
-  local bib_str = self:make_bibliography(filter_str)
-  tex.print(bib_str)
+  local bib_lines = self:make_bibliography(filter_str)
+  tex.print(util.split(table.concat(bib_lines, "\n"), "\n"))
 end
 
 ---@param filter_str string
----@return string
+---@return string[]
 function CslCitationManager:make_bibliography(filter_str)
   local engine = self.ref_section.engine
   if not engine then
@@ -633,8 +633,6 @@ function CslCitationManager:make_bibliography(filter_str)
   local params = result[1]
   local bib_items = result[2]
 
-  local res = ""
-
   ---@type table<string, any>
   local bib_options = {
     index = options.index or "1"
@@ -672,16 +670,17 @@ function CslCitationManager:make_bibliography(filter_str)
   local bib_options_str = table.concat(bib_option_list, ", ")
 
   local bibstart = string.format("\\begin{thebibliography}{%s}\n", bib_options_str)
-  res = res .. bibstart
+  local bib_lines = {}
+  table.insert(bib_lines, bibstart)
 
   for _, bib_item in ipairs(bib_items) do
-    res = res .. "\n" .. bib_item
+    table.insert(bib_lines, bib_item)
   end
 
   if params.bibend then
-    res = res .. "\n" .. params.bibend
+    table.insert(bib_lines, params.bibend)
   end
-  return res
+  return bib_lines
 end
 
 function CslCitationManager:set_categories(categories_str)
@@ -850,8 +849,9 @@ function CslCitationManager:read_aux_file(aux_content)
         ref_section:make_citeproc_engine()
       end
       if ref_section.engine then
-        local bib_str = self:make_bibliography(content)
-        table.insert(output_lines, bib_str)
+        local bib_lines = self:make_bibliography(content)
+        table.insert(output_lines, "")
+        util.extend(output_lines, bib_lines)
       end
     end
   end