1 files changed, 12 insertions, 1 deletions

diff --git a/filters/lib/common.lua b/filters/lib/common.lua
index 7654eb9..4d44ff3 100644
--- a/filters/lib/common.lua
+++ b/filters/lib/common.lua
@@ -25,6 +25,17 @@ function dump(o)
     end
 end
 
+function string.split(str, sep)
+    sep = sep or '%s'
+
+    local parts = pandoc.List()
+
+    for field, s in str:gmatch("([^" .. sep .. "]*)(" .. sep .. "?)") do
+        parts:insert(field)
+        if s == "" then return parts end
+    end
+end
+
 return {
-    wide = wide
+    wide = wide, dump = dump
 }