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do not allow users to create an empty font group (#1303)

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Takase 2023-01-04 23:46:08 +08:00 committed by takase1121
parent bd4e64cc7e
commit 69ce580970
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1 changed files with 2 additions and 0 deletions
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src/api/renderer.c
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@ -145,6 +145,8 @@ static int f_font_group(lua_State* L) {
luaL_checktype(L, 1, LUA_TTABLE); luaL_checktype(L, 1, LUA_TTABLE);
table_size = lua_rawlen(L, 1); table_size = lua_rawlen(L, 1);
if (table_size <= 0)
return luaL_error(L, "failed to create font group: table is empty");
if (table_size > FONT_FALLBACK_MAX) if (table_size > FONT_FALLBACK_MAX)
return luaL_error(L, "failed to create font group: table size too large"); return luaL_error(L, "failed to create font group: table size too large");