This is a replacement for luaL_typerror , removed from Lua 5.2, which corrects the spelling.

NOTE:
There is one failing test in.the /test/testsrvr.lua and /test/testclnt.lua combination which was present in the repo I cloned from.

src/lua_typeerror.c

@@ -0,0 +1,10 @@
+#include "lua_typeerror.h"
+#include "lua.h"
+#include "lauxlib.h"
+
+int luaL_typeerror (lua_State *L, int narg, const char *tname) 
+{
+  const char *msg = lua_pushfstring(L, "%s expected, got %s",tname, luaL_typename(L, narg));
+  return luaL_argerror(L, narg, msg);
+}
+

src/lua_typeerror.h

@@ -0,0 +1,7 @@
+#ifndef LUA_TYPEERROR_H_
+#define LUA_TYPEERROR_H_
+
+struct lua_State;
+int luaL_typeerror (struct lua_State *L, int narg, const char *tname);
+
+#endif