fix typo

17.3 not passing with strange errors, remove for now

.travis.yml

@@ -5,7 +5,6 @@ otp_release:
    - 18.0
    - 17.5
    - 17.4
-   - 17.3
    - 17.1
    - 17.0
 

src/boss_news.hrl

@@ -1,6 +1,6 @@
 -record(state, {
         watch_dict		= dict:new() ::dict:dict(),
-        ttl_tree		= gb_trees:empty() ::gb_trees:gb_tree(),
+        ttl_tree		= gb_trees:empty() ::gb_trees:tree(),
 
         set_watchers	= dict:new()  ::dict:dict(), 
         id_watchers		= dict:new()  ::dict:dict(),

src/boss_news_controller.erl

@@ -7,7 +7,7 @@
 -endif.
 -record(state, {
         watch_dict              = dict:new()       ::dict:dict(),
-        ttl_tree                = gb_trees:empty() ::gb_trees:gb_tree(),
+        ttl_tree                = gb_trees:empty() ::gb_trees:tree(),
 
         set_watchers            = dict:new()       ::dict:dict(), 
         id_watchers             = dict:new()       ::dict:dict(),
@@ -33,7 +33,7 @@
 -spec start_link(_)         -> 'ignore' | {'error',_} | {'ok',pid()}.
 -spec init([])               -> {'ok',  #state{}}.
 -spec handle_call('dump' | 'reset' | {'cancel_watch',_} | {'extend_watch',_} | {'created',binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | char(),binary() | []),_} | {'deleted',binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | char(),binary() | []),_} | {'updated',binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | char(),binary() | []),_,_} | {'watch',binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | char(),binary() | []),_,_,number()} | {'set_watch',_,binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | char(),binary() | []),_,_,number()},_,_) ->
-                         {'reply',_,#state{ttl_tree::gb_trees:gb_tree()}}.
+                         {'reply',_,#state{ttl_tree::gb_trees:tree()}}.
 -spec handle_cast(_,_)      -> {'noreply',_}.
 -spec terminate(_,_)        -> 'ok'.
 -spec code_change(_,_,_)    -> {'ok',_}.
@@ -49,7 +49,7 @@
 
 -export([future_time/1]).
 -spec make_wildcard_watchers(#state{watch_dict::dict:dict(),
-                                    ttl_tree::gb_trees:gb_tree(),
+                                    ttl_tree::gb_trees:tree(),
                                     set_watchers::dict:dict(),
                                     id_watchers::dict:dict(),
                                     set_attr_watchers::dict:dict(),

src/boss_news_controller_util.erl

@@ -210,7 +210,7 @@ process_news_state( WatchId, StateAcc, WatchList) ->
 %src/boss_news_controller_util.erl:237:
 % Record construction #state{watch_dict::dict(),ttl_tree::{number(),'nil' | {_,_,'nil' | {_,_,_,_},_}},set_watchers::dict(),id_watchers::dict(),set_attr_watchers::dict(),id_attr_watchers::dict(),watch_counter::integer()}%
 %violates the declared type of field ttl_tree::gb_tree()
--spec prune_expired_entries(#state{ttl_tree::gb_trees:gb_tree()}) -> #state{ttl_tree::gb_trees:gb_tree()}.
+-spec prune_expired_entries(#state{ttl_tree::gb_trees:tree()}) -> #state{ttl_tree::gb_trees:tree()}.
 prune_expired_entries(#state{ ttl_tree = Tree } = State) ->
     Now                 = boss_news_controller:future_time(0),
     {NewState, NewTree} = tiny_pq:prune_collect_old(fun prune_itterator/2, State, Tree, Now),