Bruce/lua-immutable
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Added "raw" versions of metamethods, so the original can be easily

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accessed when overriding a metamethod.
This commit is contained in:
Bruce Hill 2018-06-01 15:17:59 -07:00
parent 156d88a020
commit 2a3ed541e7
1 changed files with 6 additions and 1 deletions
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7
limmutable.c
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@ -614,10 +614,15 @@ static int Lhash(lua_State *L)
static const luaL_Reg Rinstance_metamethods[] = static const luaL_Reg Rinstance_metamethods[] =
{ {
{ "__len", Llen}, { "__len", Llen},
{ "__rawlen", Llen},
{ "__index", Lindex}, { "__index", Lindex},
{ "__rawindex", Lindex},
{ "__tostring", Ltostring}, { "__tostring", Ltostring},
{ "__rawtostring", Ltostring},
{ "__ipairs", Lipairs}, { "__ipairs", Lipairs},
{ "__rawipairs", Lipairs},
{ "__pairs", Lpairs}, { "__pairs", Lpairs},
{ "__rawpairs", Lpairs},
{ "__hash", Lhash}, { "__hash", Lhash},
{ "from_table", Lfrom_table}, { "from_table", Lfrom_table},
{ "is_instance", Lis_instance}, { "is_instance", Lis_instance},
@ -629,7 +634,7 @@ static int Lmake_class(lua_State *L)
{ {
size_t n_args = lua_gettop(L); size_t n_args = lua_gettop(L);
// immutable([fields], [methods/metamethods]) // 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] // Stack: [CLS]
// Populate CLS.__len, CLS.__index, CLS.__pairs, etc. // Populate CLS.__len, CLS.__index, CLS.__pairs, etc.
luaL_register(L,NULL,Rinstance_metamethods); luaL_register(L,NULL,Rinstance_metamethods);