lua: fix array detection

This was dumb and could return something like "{name=123}" as an array.

Also, fix the error message if a key is not a string. lua_typename()
takes a type directly, not a stack item.

1 files changed, 2 insertions, 2 deletions

diff --git a/player/lua.c b/player/lua.c
index 8bf8f2b590..1ad6bff682 100644
--- a/player/lua.c
+++ b/player/lua.c
@@ -709,7 +709,7 @@ static void makenode(void *tmp, mpv_node *dst, lua_State *L, int t)
                 bool empty = lua_isnil(L, -1); // t[n]
                 lua_pop(L, 1); // -
                 if (empty) {
-                    count = n;
+                    count = n - 1;
                     break;
                 }
             }
@@ -751,7 +751,7 @@ static void makenode(void *tmp, mpv_node *dst, lua_State *L, int t)
                 makenode(tmp, &list->values[list->num], L, -1);
                 if (lua_type(L, -2) != LUA_TSTRING) {
                     luaL_error(L, "key must be a string, but got %s",
-                               lua_typename(L, -2));
+                               lua_typename(L, lua_type(L, -2)));
                 }
                 list->keys[list->num] = talloc_strdup(tmp, lua_tostring(L, -2));
                 list->num++;