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metamethods for 'removekey'/'keyin'

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Roberto Ierusalimschy
2018-02-27 14:48:28 -03:00
parent ef8263f81f
commit b7edf5d2d8
4 changed files with 46 additions and 18 deletions
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8
lbaselib.c
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@@ -1,5 +1,5 @@
/*
** $Id: lbaselib.c,v 1.319 2018/02/05 17:10:52 roberto Exp roberto $
** $Id: lbaselib.c,v 1.320 2018/02/25 12:48:16 roberto Exp roberto $
** Basic library
** See Copyright Notice in lua.h
*/
@@ -171,8 +171,7 @@ static int luaB_rawset (lua_State *L) {
static int luaB_keyin (lua_State *L) {
luaL_checktype(L, 1, LUA_TTABLE);
luaL_checkany(L, 2);
luaL_checkany(L, 2); /* ensures a first argument too */
lua_settop(L, 2);
lua_pushboolean(L, lua_keyin(L, 1));
return 1;
@@ -180,8 +179,7 @@ static int luaB_keyin (lua_State *L) {
static int luaB_removekey (lua_State *L) {
luaL_checktype(L, 1, LUA_TTABLE);
luaL_checkany(L, 2);
luaL_checkany(L, 2); /* ensures a first argument too */
lua_settop(L, 2);
lua_removekey(L, 1);
return 0;