fix namespaced types for pre-17 otp

include/rebar.hrl

@@ -27,3 +27,9 @@
 -define(DEFAULT_PLUGINS_DIR, "_plugins").
 -define(DEFAULT_CONFIG_FILE, "rebar.config").
 -define(LOCK_FILE, "rebar.lock").
+
+-ifdef(namespaced_types).
+-type rebar_dict() :: dict:dict().
+-else.
+-type rebar_dict() :: dict().
+-endif.

src/rebar_packages.erl

@@ -4,7 +4,7 @@
 
 -include("rebar.hrl").
 
--spec get_packages(rebar_state:t()) -> {dict:dict(), tuple()}.
+-spec get_packages(rebar_state:t()) -> {rebar_dict(), tuple()}.
 get_packages(State) ->
     RebarDir = rebar_state:get(State, global_rebar_dir, filename:join(os:getenv("HOME"), ".rebar")),
     PackagesFile = filename:join(RebarDir, "packages"),

src/rebar_prv_install_deps.erl

@@ -140,7 +140,7 @@ handle_deps(State, Deps, Update) ->
 is_valid(App) ->
     rebar_app_info:valid(App).
 
--spec package_to_app(file:filename_all(), dict:dict(),
+-spec package_to_app(file:filename_all(), rebar_dict(),
                     rlx_depsolver:pkg()) -> rebar_app_info:t().
 package_to_app(DepsDir, Packages, Pkg={_, Vsn}) ->
     Name = ec_cnv:to_binary(rlx_depsolver:dep_pkg(Pkg)),