Fix dialyzer errors.

src/jsx.erl

@@ -34,13 +34,15 @@
 -export([to_term/1, to_term/2]).
 
 -export_type([json_term/0, json_text/0, token/0]).
--export_type([encoder/0, decoder/0, parser/0, internal_state/0]).
+-export_type([config/0, encoder/0, decoder/0, parser/0, internal_state/0]).
 
 
+-include("jsx_config.hrl").
 -ifdef(TEST).
 -include("jsx_tests.hrl").
 -endif.
 
+-type config() :: #config{}.
 
 -type json_term()
    :: [{binary() | atom(), json_term()}]
@@ -54,7 +56,6 @@
 
 -type json_text() :: binary().
 
-
 -spec encode(Source::json_term()) -> json_text() | {incomplete, encoder()}.
 -spec encode(Source::json_term(), Config::jsx_to_json:config()) -> json_text() | {incomplete, encoder()}.
 
@@ -178,3 +179,4 @@ resume(Term, {decoder, State, Handler, Acc, Stack}, Config) ->
     jsx_decoder:resume(Term, State, Handler, Acc, Stack, jsx_config:parse_config(Config));
 resume(Term, {parser, State, Handler, Stack}, Config) ->
     jsx_parser:resume(Term, State, Handler, Stack, jsx_config:parse_config(Config)).
+

src/jsx_config.erl

@@ -33,9 +33,21 @@
 
 -include("jsx_config.hrl").
 
+-type handler_type(Handler) ::
+    fun((jsx:json_text() | end_stream |
+         jsx:json_term(),
+         {decoder, any(), module(), null | list(), list()} |
+         {parser, any(), module(), list()} |
+         {encoder, any(), module()},
+         list({pre_encode, fun((any()) -> any())} |
+              {error_handler, Handler} |
+              {incomplete_handler, Handler} |
+              atom())) -> any()).
+-type handler() :: handler_type(handler()).
+-export_type([handler/0]).
 
 %% parsing of jsx config
--spec parse_config(Config::proplists:proplist()) -> config().
+-spec parse_config(Config::proplists:proplist()) -> jsx:config().
 
 parse_config(Config) ->
     parse_config(Config, #config{}).
@@ -104,7 +116,7 @@ parse_config(Options, Config) ->
     erlang:error(badarg, [Options, Config]).
 
 
--spec config_to_list(Config::config()) -> proplists:proplist().
+-spec config_to_list(Config::jsx:config()) -> proplists:proplist().
 
 config_to_list(Config) ->
     lists:map(

src/jsx_config.hrl

@@ -1,16 +1,15 @@
 -record(config, {
-    replaced_bad_utf8 = false,
+    replaced_bad_utf8 = false         :: boolean(),
-    escaped_forward_slashes = false,
+    escaped_forward_slashes = false   :: boolean(),
-    single_quoted_strings = false,
+    single_quoted_strings = false     :: boolean(),
-    unescaped_jsonp = false,
+    unescaped_jsonp = false           :: boolean(),
-    comments = false,
+    comments = false                  :: boolean(),
-    escaped_strings = false,
+    escaped_strings = false           :: boolean(),
-    dirty_strings = false,
+    dirty_strings = false             :: boolean(),
-    ignored_bad_escapes = false,
+    ignored_bad_escapes = false       :: boolean(),
-    explicit_end = false,
+    explicit_end = false              :: boolean(),
-    pre_encode = false,
+    pre_encode = false                :: false | fun((any()) -> any()),
-    error_handler = false,
+    error_handler = false             :: false | jsx_config:handler(),
-    incomplete_handler = false
+    incomplete_handler = false        :: false | jsx_config:handler()
 }).
 
--type config() :: #config{}.

src/jsx_decoder.erl

@@ -33,7 +33,7 @@
 -export([decoder/3, resume/6]).
 
 
--spec decoder(Handler::module(), State::any(), Config::jsx:config()) -> jsx:decoder().
+-spec decoder(Handler::module(), State::any(), Config::list()) -> jsx:decoder().
 
 decoder(Handler, State, Config) ->
     fun(JSON) -> start(JSON, {Handler, Handler:init(State)}, [], jsx_config:parse_config(Config)) end.
@@ -48,7 +48,7 @@ decoder(Handler, State, Config) ->
         Acc::any(),
         Stack::list(atom()),
         Config::jsx:config()
-    ) -> jsx:decoder() | {incomplete, _}.
+    ) -> jsx:decoder() | {incomplete, jsx:decoder()}.
 
 resume(Rest, State, Handler, Acc, Stack, Config) ->
     case State of

src/jsx_encoder.erl

@@ -25,7 +25,7 @@
 
 -export([encoder/3]).
 
--spec encoder(Handler::module(), State::any(), Config::jsx:config()) -> jsx:encoder().
+-spec encoder(Handler::module(), State::any(), Config::list()) -> jsx:encoder().
 
 encoder(Handler, State, Config) ->
     fun(JSON) ->

src/jsx_parser.erl

@@ -27,7 +27,7 @@
 -export([init/1, handle_event/2]).
 
 
--spec parser(Handler::module(), State::any(), Config::jsx:config()) -> jsx:parser().
+-spec parser(Handler::module(), State::any(), Config::list()) -> jsx:parser().
 
 parser(Handler, State, Config) ->
     fun(Tokens) -> value(Tokens, {Handler, Handler:init(State)}, [], jsx_config:parse_config(Config)) end.
@@ -36,12 +36,12 @@ parser(Handler, State, Config) ->
 %% resume allows continuation from interrupted decoding without having to explicitly export
 %%  all states
 -spec resume(
-        Rest::list(), %% was binary(),
+        Rest::jsx:token(),
         State::atom(),
         Handler::{atom(), any()},
         Stack::list(atom()),
         Config::jsx:config()
-    ) -> jsx:parser() | {incomplete, _}.
+    ) -> jsx:parser() | {incomplete, jsx:parser()}.
 
 resume(Rest, State, Handler, Stack, Config) ->
     case State of
@@ -82,8 +82,8 @@ incomplete(State, Handler, Stack, Config=#config{incomplete_handler=F}) ->
     F([], {parser, State, Handler, Stack}, jsx_config:config_to_list(Config)).
 
 
-handle_event([], Handler, _Config) -> Handler;
+%handle_event([], Handler, _Config) -> Handler;
-handle_event([Event|Rest], Handler, Config) -> handle_event(Rest, handle_event(Event, Handler, Config), Config);
+%handle_event([Event|Rest], Handler, Config) -> handle_event(Rest, handle_event(Event, Handler, Config), Config);
 handle_event(Event, {Handler, State}, _Config) -> {Handler, Handler:handle_event(Event, State)}.