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lua: Add ability to pass lua functions directly to vimL

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This commit is contained in:
TJ DeVries
2020-06-19 00:23:30 -04:00
parent a695da7d3f
commit 971a191c4d
8 changed files with 264 additions and 19 deletions
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16
src/nvim/lua/converter.c
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@@ -19,6 +19,7 @@
#include "nvim/globals.h"
#include "nvim/message.h"
#include "nvim/eval/typval.h"
#include "nvim/eval/userfunc.h"
#include "nvim/ascii.h"
#include "nvim/macros.h"
@@ -50,6 +51,7 @@ typedef struct {
#define LUA_PUSH_STATIC_STRING(lstate, s) \
lua_pushlstring(lstate, s, sizeof(s) - 1)
static LuaTableProps nlua_traverse_table(lua_State *const lstate)
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT
{
@@ -384,6 +386,20 @@ bool nlua_pop_typval(lua_State *lstate, typval_T *ret_tv)
nlua_pop_typval_table_processing_end:
break;
}
case LUA_TFUNCTION: {
LuaCFunctionState *state = xmalloc(sizeof(LuaCFunctionState));
state->lua_callable.func_ref = nlua_ref(lstate, -1);
char_u *name = register_cfunc(
&nlua_CFunction_func_call,
&nlua_CFunction_func_free,
state);
cur.tv->v_type = VAR_FUNC;
cur.tv->vval.v_string = vim_strsave(name);
break;
}
case LUA_TUSERDATA: {
nlua_pushref(lstate, nlua_nil_ref);
bool is_nil = lua_rawequal(lstate, -2, -1);