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feat(lua): make vim.mpack support vim.NIL and vim.empty_dict()

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Björn Linse
2021-09-04 17:39:22 +02:00
parent eaf661dacd
commit 0f596665cc
4 changed files with 87 additions and 16 deletions
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18
src/nvim/lua/executor.c
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@@ -507,8 +507,18 @@ static int nlua_state_init(lua_State *const lstate) FUNC_ATTR_NONNULL_ALL
lua_setfield(lstate, -2, "__tostring");
lua_setmetatable(lstate, -2);
nlua_nil_ref = nlua_ref(lstate, -1);
lua_pushvalue(lstate, -1);
lua_setfield(lstate, LUA_REGISTRYINDEX, "mpack.NIL");
lua_setfield(lstate, -2, "NIL");
// vim._empty_dict_mt
lua_createtable(lstate, 0, 0);
lua_pushcfunction(lstate, &nlua_empty_dict_tostring);
lua_setfield(lstate, -2, "__tostring");
nlua_empty_dict_ref = nlua_ref(lstate, -1);
lua_pushvalue(lstate, -1);
lua_setfield(lstate, LUA_REGISTRYINDEX, "mpack.empty_dict");
lua_setfield(lstate, -2, "_empty_dict_mt");
// vim.mpack
luaopen_mpack(lstate);
@@ -523,14 +533,6 @@ static int nlua_state_init(lua_State *const lstate) FUNC_ATTR_NONNULL_ALL
lua_setfield(lstate, -2, "mpack");
lua_pop(lstate, 3);
// vim._empty_dict_mt
lua_createtable(lstate, 0, 0);
lua_pushcfunction(lstate, &nlua_empty_dict_tostring);
lua_setfield(lstate, -2, "__tostring");
nlua_empty_dict_ref = nlua_ref(lstate, -1);
lua_setfield(lstate, -2, "_empty_dict_mt");
// internal vim._treesitter... API
nlua_add_treesitter(lstate);