From 2a3ed541e7e10048bdbfbcc3d693dcc170f87fde Mon Sep 17 00:00:00 2001
From: Bruce Hill <bitbucket@bruce-hill.com>
Date: Fri, 1 Jun 2018 15:17:59 -0700
Subject: [PATCH] Added "raw" versions of metamethods, so the original can be
 easily accessed when overriding a metamethod.

---
 limmutable.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/limmutable.c b/limmutable.c
index 833b526..553c475 100644
--- a/limmutable.c
+++ b/limmutable.c
@@ -614,10 +614,15 @@ static int Lhash(lua_State *L)
 static const luaL_Reg Rinstance_metamethods[] =
 {
     { "__len", Llen},
+    { "__rawlen", Llen},
     { "__index", Lindex},
+    { "__rawindex", Lindex},
     { "__tostring", Ltostring},
+    { "__rawtostring", Ltostring},
     { "__ipairs", Lipairs},
+    { "__rawipairs", Lipairs},
     { "__pairs", Lpairs},
+    { "__rawpairs", Lpairs},
     { "__hash", Lhash},
     { "from_table", Lfrom_table},
     { "is_instance", Lis_instance},
@@ -629,7 +634,7 @@ static int Lmake_class(lua_State *L)
 {
     size_t n_args = lua_gettop(L);
     // immutable([fields], [methods/metamethods])
-    lua_createtable(L, 0, 16); // Rough guess, 16 fields from Rinstance_metamethods + __fields, etc.
+    lua_createtable(L, 0, 20); // Rough guess, 20 fields from Rinstance_metamethods + __fields, etc.
     // Stack: [CLS]
     // Populate CLS.__len, CLS.__index, CLS.__pairs, etc.
     luaL_register(L,NULL,Rinstance_metamethods);