--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pandoc.lua	Mon Apr 20 11:48:40 2020 -0500
@@ -0,0 +1,21 @@
+local pandoc={}
+
+local io = require('io')
+local os = require('os')
+
+function pandoc.pandoc(str)
+    -- Lua doesn't have bidirectional pipes without the posix library.
+    -- Keep things and compatible and use temporary files.
+    tmpname = os.tmpname()
+    file = io.open(tmpname, 'w')
+    file:write(str)
+    cmd = 'pandoc --from=markdown --to=html "' .. tmpname .. '"'
+    io.stdout:write('Executing ' .. cmd .. '\n')
+    h = io.popen(cmd, 'r')
+    result = h:read("*a")
+    h:close()
+    file:close()
+    return result
+end
+
+return pandoc