diff options
Diffstat (limited to 'src/if_lua.c')
| -rw-r--r-- | src/if_lua.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/if_lua.c b/src/if_lua.c index 4cab3f4b9f..2d02f7c58d 100644 --- a/src/if_lua.c +++ b/src/if_lua.c @@ -871,7 +871,13 @@ luaV_list_index(lua_State *L) list_T *l = luaV_unbox(L, luaV_List, 1); if (lua_isnumber(L, 2)) // list item? { - listitem_T *li = list_find(l, (long) luaL_checkinteger(L, 2)); + long n = (long) luaL_checkinteger(L, 2); + listitem_T *li; + + // Lua array index starts with 1 while Vim uses 0, subtract 1 to + // normalize. + n -= 1; + li = list_find(l, n); if (li == NULL) lua_pushnil(L); else @@ -900,6 +906,10 @@ luaV_list_newindex(lua_State *L) list_T *l = luaV_unbox(L, luaV_List, 1); long n = (long) luaL_checkinteger(L, 2); listitem_T *li; + + // Lua array index starts with 1 while Vim uses 0, subtract 1 to normalize. + n -= 1; + if (l->lv_lock) luaL_error(L, "list is locked"); li = list_find(l, n); |