Fix some unknown functions/types dialyzer warnings

rebar.config

@@ -20,7 +20,8 @@
             no_debug_info,
             warnings_as_errors]}.
 
-{dialyzer_plt_apps, [common_test, dialyzer, eunit, snmp]}.
+%% Use OTP 18+ when dialyzing rebar3
+{dialyzer, [{warnings, [unknown]}]}.
 
 %% Profiles
 {profiles, [{test, [

src/rebar.app.src

@@ -15,6 +15,11 @@
                   tools,
                   eunit,
                   common_test,
+                  dialyzer,
+                  public_key,
+                  edoc,
+                  snmp,
+                  getopt,
                   erlware_commons,
                   providers,
                   bbmustache,

src/rebar_app_utils.erl

@@ -94,7 +94,8 @@ format_error(Error) ->
 %% Internal functions
 %% ===================================================================
 
--spec has_all_beams(file:filename_all(), list()) -> true | providers:error().
+-spec has_all_beams(file:filename_all(), [module()]) ->
+    true | ?PRV_ERROR({missing_module, module()}).
 has_all_beams(EbinDir, [Module | ModuleList]) ->
     BeamFile = filename:join([EbinDir,
                               ec_cnv:to_list(Module) ++ ".beam"]),

src/rebar_erlc_compiler.erl

@@ -382,7 +382,7 @@ expand_file_names(Files, Dirs) ->
       end, Files).
 
 
--spec internal_erl_compile(rebar_config:config(), file:filename(), file:filename(),
+-spec internal_erl_compile(rebar_state:t(), file:filename(), file:filename(),
     file:filename(), list()) -> ok | {ok, any()} | {error, any(), any()}.
 internal_erl_compile(Config, Dir, Module, OutDir, ErlOpts) ->
     Target = target_base(OutDir, Module) ++ ".beam",