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lua content pack environments test

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This commit is contained in:
MihailRis 2024-02-09 19:47:22 +03:00
parent fce77bc896
commit 6fc312b651
11 changed files with 131 additions and 44 deletions
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41
src/logic/scripting/LuaState.cpp
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@ -172,6 +172,40 @@ int lua::LuaState::pushstring(const std::string& str) {
return 1;
}
int lua::LuaState::pushenv(int env) {
if (getglobal(envName(env))) {
return 1;
}
return 0;
}
int lua::LuaState::pushglobals() {
lua_pushvalue(L, LUA_GLOBALSINDEX);
return 1;
}
void lua::LuaState::pop(int n) {
lua_pop(L, n);
}
int lua::LuaState::pushnil() {
lua_pushnil(L);
return 1;
}
bool lua::LuaState::getfield(const std::string& name) {
lua_getfield(L, -1, name.c_str());
if (lua_isnil(L, -1)) {
lua_pop(L, -1);
return false;
}
return true;
}
void lua::LuaState::setfield(const std::string& name, int idx) {
lua_setfield(L, idx, name.c_str());
}
bool lua::LuaState::toboolean(int index) {
return lua_toboolean(L, index);
}
@ -195,16 +229,17 @@ const std::string lua::LuaState::storeAnonymous() {
int lua::LuaState::createEnvironment() {
int id = nextEnvironment++;
// globals table
// local env = {}
lua_createtable(L, 0, 1);
// metatable
// setmetatable(env, {__index=_G})
lua_createtable(L, 0, 1);
lua_pushvalue(L, LUA_GLOBALSINDEX);
lua_setfield(L, -2, "__index");
lua_setmetatable(L, -2);
// envname = env
setglobal(envName(id));
return id;
}