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feat(lua): add vim.mpack for msgpack support in lua

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This commit is contained in:
Björn Linse 2021-09-04 17:16:51 +02:00
parent 2a08aeff1a
commit eaf661dacd
2 changed files with 22 additions and 0 deletions
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6
src/mpack/lmpack.c
View File

@ -1139,16 +1139,19 @@ int luaopen_mpack(lua_State *L)
lua_pushvalue(L, -1);
lua_setfield(L, -2, "__index");
luaL_register(L, NULL, unpacker_methods);
lua_pop(L, 1);
/* Packer */
luaL_newmetatable(L, PACKER_META_NAME);
lua_pushvalue(L, -1);
lua_setfield(L, -2, "__index");
luaL_register(L, NULL, packer_methods);
lua_pop(L, 1);
/* Session */
luaL_newmetatable(L, SESSION_META_NAME);
lua_pushvalue(L, -1);
lua_setfield(L, -2, "__index");
luaL_register(L, NULL, session_methods);
lua_pop(L, 1);
/* NIL */
/* Check if NIL is already stored in the registry */
lua_getfield(L, LUA_REGISTRYINDEX, NIL_NAME);
@ -1166,6 +1169,9 @@ int luaopen_mpack(lua_State *L)
/* Save NIL on the registry so we can access it easily from other functions */
lua_setfield(L, LUA_REGISTRYINDEX, NIL_NAME);
}
lua_pop(L, 1);
/* module */
lua_newtable(L);
luaL_register(L, NULL, mpack_functions);

16
src/nvim/lua/executor.c
View File

@ -33,6 +33,7 @@
#include "nvim/eval/userfunc.h"
#include "nvim/event/time.h"
#include "nvim/event/loop.h"
#include "mpack/lmpack.h"
#include "nvim/os/os.h"
@ -508,6 +509,21 @@ static int nlua_state_init(lua_State *const lstate) FUNC_ATTR_NONNULL_ALL
nlua_nil_ref = nlua_ref(lstate, -1);
lua_setfield(lstate, -2, "NIL");
// vim.mpack
luaopen_mpack(lstate);
lua_pushvalue(lstate, -1);
lua_setfield(lstate, -3, "mpack");
// package.loaded.mpack = vim.mpack
// otherwise luv will be reinitialized when require'mpack'
lua_getglobal(lstate, "package");
lua_getfield(lstate, -1, "loaded");
lua_pushvalue(lstate, -3);
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);