path: root/src/nvim/lua/executor.c

// This is an open source non-commercial project. Dear PVS-Studio, please check
// it. PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com

#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>

#include "nvim/misc1.h"
#include "nvim/getchar.h"
#include "nvim/garray.h"
#include "nvim/func_attr.h"
#include "nvim/api/private/defs.h"
#include "nvim/api/private/helpers.h"
#include "nvim/api/private/handle.h"
#include "nvim/api/vim.h"
#include "nvim/msgpack_rpc/channel.h"
#include "nvim/vim.h"
#include "nvim/ex_getln.h"
#include "nvim/ex_cmds2.h"
#include "nvim/message.h"
#include "nvim/memline.h"
#include "nvim/buffer_defs.h"
#include "nvim/regexp.h"
#include "nvim/macros.h"
#include "nvim/screen.h"
#include "nvim/cursor.h"
#include "nvim/undo.h"
#include "nvim/ascii.h"
#include "nvim/change.h"
#include "nvim/eval/userfunc.h"
#include "nvim/event/time.h"
#include "nvim/event/loop.h"

#ifdef WIN32
#include "nvim/os/os.h"
#endif

#include "nvim/lua/converter.h"
#include "nvim/lua/executor.h"
#include "nvim/lua/treesitter.h"

#include "luv/luv.h"

static int in_fast_callback = 0;

typedef struct {
  Error err;
  String lua_err_str;
} LuaError;

#ifdef INCLUDE_GENERATED_DECLARATIONS
# include "lua/vim_module.generated.h"
# include "lua/executor.c.generated.h"
#endif

#define PUSH_ALL_TYPVALS(lstate, args, argcount, special) \
  for (int i = 0; i < argcount; i++) { \
    if (args[i].v_type == VAR_UNKNOWN) { \
      lua_pushnil(lstate); \
    } else { \
      nlua_push_typval(lstate, &args[i], special); \
    } \
  }

/// Convert lua error into a Vim error message
///
/// @param  lstate  Lua interpreter state.
/// @param[in]  msg  Message base, must contain one `%s`.
static void nlua_error(lua_State *const lstate, const char *const msg)
  FUNC_ATTR_NONNULL_ALL
{
  size_t len;
  const char *const str = lua_tolstring(lstate, -1, &len);

  msg_ext_set_kind("lua_error");
  emsgf_multiline(msg, (int)len, str);

  lua_pop