From 8c308159e1850e2b652fa055d9b323c5c8681164 Mon Sep 17 00:00:00 2001
From: alisdair <alisdair@bikini.(none)>
Date: Sun, 22 Aug 2010 02:01:22 +0000
Subject: [PATCH] interstitial commit to preserve experiment

---
 include/jsx_decoder_template.hrl |  751 +++++++++++++++++
 src/jsx_utf8.erl                 | 1299 +-----------------------------
 2 files changed, 753 insertions(+), 1297 deletions(-)
 create mode 100644 include/jsx_decoder_template.hrl

diff --git a/include/jsx_decoder_template.hrl b/include/jsx_decoder_template.hrl
new file mode 100644
index 0000000..c63e119
--- /dev/null
+++ b/include/jsx_decoder_template.hrl
@@ -0,0 +1,751 @@
+-include("./include/jsx_common.hrl").
+
+
+
+-spec parse(JSON::eep0018(), Opts::jsx_opts()) -> jsx_parser_result().
+
+
+%% option flags
+
+-define(comments_enabled(X), {_, true, _, _, _} = X).
+-define(escaped_unicode_to_ascii(X), {_, _, ascii, _, _} = X).
+-define(escaped_unicode_to_codepoint(X), {_, _, codepoint, _, _} = X).
+-define(multi_term(X), {_, _, _, true, _} = X).
+
+%% whitespace
+-define(space, 16#20).
+-define(tab, 16#09).
+-define(cr, 16#0D).
+-define(newline, 16#0A).
+
+%% object delimiters
+-define(start_object, 16#7B).
+-define(end_object, 16#7D).
+
+%% array delimiters
+-define(start_array, 16#5B).
+-define(end_array, 16#5D).
+
+%% kv seperator
+-define(comma, 16#2C).
+-define(quote, 16#22).
+-define(colon, 16#3A).
+
+%% string escape sequences
+-define(escape, 16#5C).
+-define(rsolidus, 16#5C).
+-define(solidus, 16#2F).
+-define(formfeed, 16#0C).
+-define(backspace, 16#08).
+-define(unicode, 16#75).
+
+%% math
+-define(zero, 16#30).
+-define(decimalpoint, 16#2E).
+-define(negative, 16#2D).
+-define(positive, 16#2B).
+
+%% comments
+-define(star, 16#2a).
+
+
+%% some useful guards
+-define(is_hex(Symbol),
+    (Symbol >= $a andalso Symbol =< $z); (Symbol >= $A andalso Symbol =< $Z); 
+        (Symbol >= $0 andalso Symbol =< $9)
+).
+
+-define(is_nonzero(Symbol),
+    Symbol >= $1 andalso Symbol =< $9
+).
+
+-define(is_noncontrol(Symbol),
+    Symbol >= ?space
+).
+
+-define(is_whitespace(Symbol),
+    Symbol =:= ?space; Symbol =:= ?tab; Symbol =:= ?cr; Symbol =:= ?newline
+).
+
+
+
+%% compilation macros for unified decoder
+-ifdef(utf8).
+-define(encoding, utf8).
+-define(partial_codepoint(Bin), byte_size(Bin) < 1).
+-endif.
+
+-ifdef(utf16).
+-define(encoding, utf16).
+-define(partial_codepoint(Bin), byte_size(Bin) < 2).
+-endif.
+
+-ifdef(utf16le).
+-define(encoding, utf16-little).
+-define(partial_codepoint(Bin), byte_size(Bin) < 2).
+-endif.
+    
+-ifdef(utf32).
+-define(encoding, utf32).
+-define(partial_codepoint(Bin), byte_size(Bin) < 4).
+-endif.
+
+-ifdef(utf32le).
+-define(encoding, utf32-little).
+-define(partial_codepoint(Bin), byte_size(Bin) < 4).
+-endif.
+
+
+%% this is the template for the utf backends for the jsx decoder. it's included
+%%   by the various jsx_utfxx.erl frontends and all modifications to this file
+%%   should take that into account
+
+
+-export([parse/2]).
+
+
+
+parse(JSON, Opts) ->
+    start(JSON, [], Opts).
+
+
+start(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) -> 
+    start(Rest, Stack, Opts);
+start(<<?start_object/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_object, fun() -> object(Rest, [key|Stack], Opts) end};
+start(<<?start_array/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_array, fun() -> array(Rest, [array|Stack], Opts) end};
+start(<<?quote/?encoding, Rest/binary>>, Stack, Opts) ->
+    string(Rest, Stack, Opts, []);
+start(<<$t/?encoding, Rest/binary>>, Stack, Opts) ->
+    tr(Rest, Stack, Opts);
+start(<<$f/?encoding, Rest/binary>>, Stack, Opts) ->
+    fa(Rest, Stack, Opts);
+start(<<$n/?encoding, Rest/binary>>, Stack, Opts) ->
+    nu(Rest, Stack, Opts);
+start(<<?negative/?encoding, Rest/binary>>, Stack, Opts) ->
+    negative(Rest, Stack, Opts, "-");
+start(<<?zero/?encoding, Rest/binary>>, Stack, Opts) ->
+    zero(Rest, Stack, Opts, "0");
+start(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_nonzero(S) ->
+    integer(Rest, Stack, Opts, [S]);
+start(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> start(Resume, Stack, Opts) end);
+start(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> start(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+maybe_done(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) ->
+    maybe_done(Rest, Stack, Opts);
+maybe_done(<<?end_object/?encoding, Rest/binary>>, [object|Stack], Opts) ->
+    {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end};
+maybe_done(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts) ->
+    {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end};
+maybe_done(<<?comma/?encoding, Rest/binary>>, [object|Stack], Opts) ->
+    key(Rest, [key|Stack], Opts);
+maybe_done(<<?comma/?encoding, Rest/binary>>, [array|_] = Stack, Opts) ->
+    value(Rest, Stack, Opts);
+maybe_done(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> maybe_done(Resume, Stack, Opts) end);
+maybe_done(Rest, [], ?multi_term(Opts)) ->
+    {event, end_json, fun() -> start(Rest, [], Opts) end};
+maybe_done(Rest, [], Opts) ->
+    done(Rest, Opts);
+maybe_done(Bin, Stack, Opts) -> 
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> maybe_done(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+done(<<S/?encoding, Rest/binary>>, Opts) when ?is_whitespace(S) ->
+    done(Rest, Opts);
+done(<<?solidus/?encoding, Rest/binary>>, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> done(Resume, Opts) end);
+done(<<>>, Opts) ->
+    {event, end_json, fun() -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> done(Stream, Opts) end} end};
+done(Bin, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> done(<<Bin/binary, Stream/binary>>, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+object(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) ->
+    object(Rest, Stack, Opts);
+object(<<?quote/?encoding, Rest/binary>>, Stack, Opts) ->
+    string(Rest, Stack, Opts, []);
+object(<<?end_object/?encoding, Rest/binary>>, [key|Stack], Opts) ->
+    {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end};
+object(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> object(Resume, Stack, Opts) end);
+object(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> object(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+array(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) -> 
+    array(Rest, Stack, Opts);       
+array(<<?quote/?encoding, Rest/binary>>, Stack, Opts) ->
+    string(Rest, Stack, Opts, []);
+array(<<$t/?encoding, Rest/binary>>, Stack, Opts) ->
+    tr(Rest, Stack, Opts);
+array(<<$f/?encoding, Rest/binary>>, Stack, Opts) ->
+    fa(Rest, Stack, Opts);
+array(<<$n/?encoding, Rest/binary>>, Stack, Opts) ->
+    nu(Rest, Stack, Opts);
+array(<<?negative/?encoding, Rest/binary>>, Stack, Opts) ->
+    negative(Rest, Stack, Opts, "-");
+array(<<?zero/?encoding, Rest/binary>>, Stack, Opts) ->
+    zero(Rest, Stack, Opts, "0");
+array(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_nonzero(S) ->
+    integer(Rest, Stack, Opts, [S]);
+array(<<?start_object/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_object, fun() -> object(Rest, [key|Stack], Opts) end};
+array(<<?start_array/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_array, fun() -> array(Rest, [array|Stack], Opts) end};
+array(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts) ->
+    {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end};
+array(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> array(Resume, Stack, Opts) end);
+array(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> array(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+value(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) -> 
+    value(Rest, Stack, Opts);
+value(<<?quote/?encoding, Rest/binary>>, Stack, Opts) ->
+    string(Rest, Stack, Opts, []);
+value(<<$t/?encoding, Rest/binary>>, Stack, Opts) ->
+    tr(Rest, Stack, Opts);
+value(<<$f/?encoding, Rest/binary>>, Stack, Opts) ->
+    fa(Rest, Stack, Opts);
+value(<<$n/?encoding, Rest/binary>>, Stack, Opts) ->
+    nu(Rest, Stack, Opts);
+value(<<?negative/?encoding, Rest/binary>>, Stack, Opts) ->
+    negative(Rest, Stack, Opts, "-");
+value(<<?zero/?encoding, Rest/binary>>, Stack, Opts) ->
+    zero(Rest, Stack, Opts, "0");
+value(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_nonzero(S) ->
+    integer(Rest, Stack, Opts, [S]);
+value(<<?start_object/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_object, fun() -> object(Rest, [key|Stack], Opts) end};
+value(<<?start_array/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, start_array, fun() -> array(Rest, [array|Stack], Opts) end};
+value(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> value(Resume, Stack, Opts) end);
+value(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> value(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+colon(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) ->
+    colon(Rest, Stack, Opts);
+colon(<<?colon/?encoding, Rest/binary>>, [key|Stack], Opts) ->
+    value(Rest, [object|Stack], Opts);
+colon(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> colon(Resume, Stack, Opts) end);
+colon(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> colon(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+key(<<S/?encoding, Rest/binary>>, Stack, Opts) when ?is_whitespace(S) ->
+    key(Rest, Stack, Opts);        
+key(<<?quote/?encoding, Rest/binary>>, Stack, Opts) ->
+    string(Rest, Stack, Opts, []);
+key(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts)) ->
+    maybe_comment(Rest, fun(Resume) -> key(Resume, Stack, Opts) end);
+key(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> key(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+%% string has an additional parameter, an accumulator (Acc) used to hold the intermediate
+%%   representation of the string being parsed. using a list of integers representing
+%%   unicode codepoints is faster than constructing binaries, many of which will be
+%%   converted back to lists by the user anyways
+%% string uses partial_utf/1 to cease parsing when invalid encodings are encountered
+%%   rather than just checking remaining binary size like other states
+string(<<?quote/?encoding, Rest/binary>>, [key|_] = Stack, Opts, Acc) ->
+    {event, {key, lists:reverse(Acc)}, fun() -> colon(Rest, Stack, Opts) end};
+string(<<?quote/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    {event, {string, lists:reverse(Acc)}, fun() -> maybe_done(Rest, Stack, Opts) end};
+string(<<?rsolidus/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    escape(Rest, Stack, Opts, Acc);   
+string(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_noncontrol(S) ->
+    string(Rest, Stack, Opts, [S] ++ Acc);
+string(Bin, Stack, Opts, Acc) ->
+    case partial_utf(Bin) of 
+            true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> string(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+    
+-ifdef(utf8).
+partial_utf(<<>>) -> true;
+partial_utf(<<X>>) when X >= 16#c2, X =< 16#df -> true;
+partial_utf(<<X, Rest/binary>>) when X >= 16#e0, X =< 16#ef ->
+    case Rest of
+        <<>> -> true
+        ; <<Y>> when Y >= 16#80, Y =< 16#bf -> true
+    end;
+partial_utf(<<X, Rest/binary>>) when X >= 16#f0, X =< 16#f4 ->
+    case Rest of
+        <<>> -> true
+        ; <<Y>> when Y >= 16#80, Y =< 16#bf -> true
+        ; <<Y, Z>> when Y >= 16#80, Y =< 16#bf, Z >= 16#80, Z =< 16#bf -> true
+    end;
+partial_utf(_) -> false.    
+-endif.    
+
+-ifdef(utf16).
+partial_utf(<<>>) -> true;
+%% this case is not strictly true, there are single bytes that should be rejected, but
+%%   they're rare enough they can be ignored
+partial_utf(<<_X>>) -> true;
+partial_utf(<<X, _Y>>) when X >= 16#d8, X =< 16#df -> true;
+partial_utf(<<X, _Y, Z>>) when X >= 16#d8, X =< 16#df, Z >= 16#dc, Z =< 16#df -> true;
+partial_utf(_) -> false.
+-endif.
+
+-ifdef(utf16le).    
+partial_utf(<<>>) -> true;
+%% this case is not strictly true, there are single bytes that should be rejected, but
+%%   they're rare enough they can be ignored
+partial_utf(<<_X>>) -> true;
+partial_utf(<<_Y, X>>) when X >= 16#d8, X =< 16#df -> true;
+partial_utf(<<_Y, X, _Z>>) when X >= 16#d8, X =< 16#df -> true;
+partial_utf(_) -> false.
+-endif.
+
+-ifdef(utf32).
+partial_utf(<<_:32>>) -> false;
+partial_utf(_) -> true.
+-endif.
+
+-ifdef(utf32le).
+partial_utf(<<_:32>>) -> false;
+partial_utf(_) -> true.
+-endif.
+
+
+%% only thing to note here is the additional accumulator passed to escaped_unicode used
+%%   to hold the codepoint sequence. unescessary, but nicer than using the string 
+%%   accumulator
+escape(<<$b/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    string(Rest, Stack, Opts, "\b" ++ Acc);
+escape(<<$f/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    string(Rest, Stack, Opts, "\f" ++ Acc);
+escape(<<$n/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    string(Rest, Stack, Opts, "\n" ++ Acc);
+escape(<<$r/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    string(Rest, Stack, Opts, "\r" ++ Acc);
+escape(<<$t/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    string(Rest, Stack, Opts, "\t" ++ Acc);
+escape(<<$u/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    escaped_unicode(Rest, Stack, Opts, Acc, []);      
+escape(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) 
+        when S =:= ?quote; S =:= ?solidus; S =:= ?rsolidus ->
+    string(Rest, Stack, Opts, [S] ++ Acc);
+escape(Bin, Stack, Opts, Acc) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> escape(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+%% this code is ugly and unfortunate, but so is json's handling of escaped unicode
+%%   codepoint sequences. if the ascii option is present, the sequence is converted
+%%   to a codepoint and inserted into the string if it represents an ascii value. if 
+%%   the codepoint option is present the sequence is converted and inserted as long
+%%   as it represents a valid unicode codepoint. this means non-characters 
+%%   representable in 16 bits are not converted (the utf16 surrogates and the two
+%%   special non-characters). any other option and no conversion is done
+escaped_unicode(<<D/?encoding, Rest/binary>>, 
+        Stack, 
+        ?escaped_unicode_to_ascii(Opts), 
+        String, 
+        [C, B, A]) 
+            when ?is_hex(D) ->
+    case erlang:list_to_integer([A, B, C, D], 16) of
+        X when X < 128 ->
+            string(Rest, Stack, Opts, [X] ++ String)
+        ; _ ->
+            string(Rest, Stack, Opts, [D, C, B, A, $u, ?rsolidus] ++ String)
+    end;
+escaped_unicode(<<D/?encoding, Rest/binary>>, 
+        Stack, 
+        ?escaped_unicode_to_codepoint(Opts), 
+        String, 
+        [C, B, A]) 
+            when ?is_hex(D) ->
+    case erlang:list_to_integer([A, B, C, D], 16) of
+        X when X >= 16#dc00, X =< 16#dfff ->
+            case check_acc_for_surrogate(String) of
+                false ->
+                    string(Rest, Stack, Opts, [D, C, B, A, $u, ?rsolidus] ++ String)
+                ; {Y, NewString} ->
+                    string(Rest, Stack, Opts, [surrogate_to_codepoint(Y, X)] ++ NewString)
+            end
+        ; X when X < 16#d800; X > 16#dfff, X < 16#fffe ->
+            string(Rest, Stack, Opts, [X] ++ String) 
+        ; _ ->
+            string(Rest, Stack, Opts, [D, C, B, A, $u, ?rsolidus] ++ String)
+    end;
+escaped_unicode(<<D/?encoding, Rest/binary>>, Stack, Opts, String, [C, B, A]) when ?is_hex(D) ->
+    string(Rest, Stack, Opts, [D, C, B, A, $u, ?rsolidus] ++ String);
+escaped_unicode(<<S/?encoding, Rest/binary>>, Stack, Opts, String, Acc) when ?is_hex(S) ->
+    escaped_unicode(Rest, Stack, Opts, String, [S] ++ Acc);
+escaped_unicode(Bin, Stack, Opts, String, Acc) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> escaped_unicode(<<Bin/binary, Stream/binary>>, Stack, Opts, String, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+%% upon encountering a low pair json/hex encoded value, check to see if there's a high
+%%   value already in the accumulator
+check_acc_for_surrogate([D, C, B, A, $u, ?rsolidus|Rest])
+        when ?is_hex(D), ?is_hex(C), ?is_hex(B), ?is_hex(A) ->
+    case erlang:list_to_integer([A, B, C, D], 16) of
+        X when X >=16#d800, X =< 16#dbff ->
+            {X, Rest};
+        _ ->
+            false
+    end;
+check_acc_for_surrogate(_) ->
+    false.
+
+
+%% stole this from the unicode spec    
+surrogate_to_codepoint(High, Low) ->
+    (High - 16#d800) * 16#400 + (Low - 16#dc00) + 16#10000.
+
+
+%% like strings, numbers are collected in an intermediate accumulator before
+%%   being emitted to the callback handler
+negative(<<$0/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    zero(Rest, Stack, Opts, "0" ++ Acc);
+negative(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_nonzero(S) ->
+    integer(Rest, Stack, Opts, [S] ++ Acc);
+negative(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> negative(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+zero(<<?end_object/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> 
+        {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+zero(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> 
+        {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+zero(<<?comma/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> key(Rest, [key|Stack], Opts) end};
+zero(<<?comma/?encoding, Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> value(Rest, Stack, Opts) end};
+zero(<<?decimalpoint/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    initial_decimal(Rest, Stack, Opts, [?decimalpoint] ++ Acc);
+zero(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_whitespace(S) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> maybe_done(Rest, Stack, Opts) end};
+zero(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts), Acc) ->
+    maybe_comment(Rest, fun(Resume) -> zero(Resume, Stack, Opts, Acc) end);
+zero(<<>>, [], Opts, Acc) ->
+    {incomplete, fun(end_stream) ->
+            {event, {integer, lists:reverse(Acc)}, fun() ->
+                {event, end_json, fun() -> zero(<<>>, [], Opts, Acc) end}
+            end}
+        ; (Stream) -> zero(Stream, [], Opts, Acc)
+    end};
+zero(Bin, Stack, Opts, Acc) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> zero(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+integer(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_nonzero(S) ->
+    integer(Rest, Stack, Opts, [S] ++ Acc);
+integer(<<?end_object/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> 
+        {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+integer(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> 
+        {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+integer(<<?comma/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> key(Rest, [key|Stack], Opts) end};
+integer(<<?comma/?encoding, Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> value(Rest, Stack, Opts) end};
+integer(<<?decimalpoint/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    initial_decimal(Rest, Stack, Opts, [?decimalpoint] ++ Acc);
+integer(<<?zero/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    integer(Rest, Stack, Opts, [?zero] ++ Acc);
+integer(<<$e/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    e(Rest, Stack, Opts, "e0." ++ Acc);
+integer(<<$E/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    e(Rest, Stack, Opts, "e0." ++ Acc);
+integer(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_whitespace(S) ->
+    {event, {integer, lists:reverse(Acc)}, fun() -> maybe_done(Rest, Stack, Opts) end};
+integer(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts), Acc) ->
+    maybe_comment(Rest, fun(Resume) -> integer(Resume, Stack, Opts, Acc) end);
+integer(<<>>, [], Opts, Acc) ->
+    {incomplete, fun(end_stream) ->
+            {event, {integer, lists:reverse(Acc)}, fun() ->
+                {event, end_json, fun() -> integer(<<>>, [], Opts, Acc) end}
+            end}
+        ; (Stream) -> integer(Stream, [], Opts, Acc)
+    end};
+integer(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> integer(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+initial_decimal(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_nonzero(S) ->
+    decimal(Rest, Stack, Opts, [S] ++ Acc);
+initial_decimal(<<?zero/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    decimal(Rest, Stack, Opts, [?zero] ++ Acc);
+initial_decimal(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> initial_decimal(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+decimal(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_nonzero(S) ->
+    decimal(Rest, Stack, Opts, [S] ++ Acc);
+decimal(<<?end_object/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> 
+        {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+decimal(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> 
+        {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+decimal(<<?comma/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> key(Rest, [key|Stack], Opts) end};
+decimal(<<?comma/?encoding, Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> value(Rest, Stack, Opts) end};
+decimal(<<?zero/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    decimal(Rest, Stack, Opts, [?zero] ++ Acc);
+decimal(<<$e/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    e(Rest, Stack, Opts, "e" ++ Acc);
+decimal(<<$E/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    e(Rest, Stack, Opts, "e" ++ Acc);
+decimal(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_whitespace(S) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> maybe_done(Rest, Stack, Opts) end};
+decimal(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts), Acc) ->
+    maybe_comment(Rest, fun(Resume) -> decimal(Resume, Stack, Opts, Acc) end);
+decimal(<<>>, [], Opts, Acc) ->
+    {incomplete, fun(end_stream) ->
+            {event, {float, lists:reverse(Acc)}, fun() ->
+                {event, end_json, fun() -> decimal(<<>>, [], Opts, Acc) end}
+            end}
+        ; (Stream) -> decimal(Stream, [], Opts, Acc)
+    end};
+decimal(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> decimal(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+e(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when S =:= ?zero; ?is_nonzero(S) ->
+    exp(Rest, Stack, Opts, [S] ++ Acc);   
+e(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when S =:= ?positive; S =:= ?negative ->
+    ex(Rest, Stack, Opts, [S] ++ Acc);
+e(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> e(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+ex(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when S =:= ?zero; ?is_nonzero(S) ->
+    exp(Rest, Stack, Opts, [S] ++ Acc);
+ex(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> ex(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+exp(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_nonzero(S) ->
+    exp(Rest, Stack, Opts, [S] ++ Acc);
+exp(<<?end_object/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> 
+        {event, end_object, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+exp(<<?end_array/?encoding, Rest/binary>>, [array|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> 
+        {event, end_array, fun() -> maybe_done(Rest, Stack, Opts) end}
+    end};
+exp(<<?comma/?encoding, Rest/binary>>, [object|Stack], Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> key(Rest, [key|Stack], Opts) end};
+exp(<<?comma/?encoding, Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> value(Rest, Stack, Opts) end};
+exp(<<?zero/?encoding, Rest/binary>>, Stack, Opts, Acc) ->
+    exp(Rest, Stack, Opts, [?zero] ++ Acc);
+exp(<<S/?encoding, Rest/binary>>, Stack, Opts, Acc) when ?is_whitespace(S) ->
+    {event, {float, lists:reverse(Acc)}, fun() -> maybe_done(Rest, Stack, Opts) end};
+exp(<<?solidus/?encoding, Rest/binary>>, Stack, ?comments_enabled(Opts), Acc) ->
+    maybe_comment(Rest, fun(Resume) -> exp(Resume, Stack, Opts, Acc) end);
+exp(<<>>, [], Opts, Acc) ->
+    {incomplete, fun(end_stream) ->
+            {event, {float, lists:reverse(Acc)}, fun() ->
+                {event, end_json, fun() -> exp(<<>>, [], Opts, Acc) end}
+            end}
+        ; (Stream) -> exp(Stream, [], Opts, Acc)
+    end};
+exp(Bin, Stack, Opts, Acc) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> exp(<<Bin/binary, Stream/binary>>, Stack, Opts, Acc) end}
+        ; false -> {error, badjson}
+    end.
+
+
+tr(<<$r/?encoding, Rest/binary>>, Stack, Opts) ->
+    tru(Rest, Stack, Opts);
+tr(Bin, Stack, Opts) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> tr(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+tru(<<$u/?encoding, Rest/binary>>, Stack, Opts) ->
+    true(Rest, Stack, Opts);
+tru(Bin, Stack, Opts) ->  
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> tru(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+true(<<$e/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, {literal, true}, fun() -> maybe_done(Rest, Stack, Opts) end};
+true(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> true(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+fa(<<$a/?encoding, Rest/binary>>, Stack, Opts) ->
+    fal(Rest, Stack, Opts);
+fa(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> fa(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+    
+
+fal(<<$l/?encoding, Rest/binary>>, Stack, Opts) ->
+    fals(Rest, Stack, Opts);
+fal(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> fal(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+    
+
+fals(<<$s/?encoding, Rest/binary>>, Stack, Opts) ->
+    false(Rest, Stack, Opts);
+fals(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> fals(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+    
+
+false(<<$e/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, {literal, false}, fun() -> maybe_done(Rest, Stack, Opts) end};
+false(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> false(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+nu(<<$u/?encoding, Rest/binary>>, Stack, Opts) ->
+    nul(Rest, Stack, Opts);
+nu(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> nu(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+nul(<<$l/?encoding, Rest/binary>>, Stack, Opts) ->
+    null(Rest, Stack, Opts);
+nul(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> nul(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+null(<<$l/?encoding, Rest/binary>>, Stack, Opts) ->
+    {event, {literal, null}, fun() -> maybe_done(Rest, Stack, Opts) end};
+null(Bin, Stack, Opts) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> null(<<Bin/binary, Stream/binary>>, Stack, Opts) end}
+        ; false -> {error, badjson}
+    end.
+
+
+%% comments are c style, ex: /* blah blah */ 
+%%   any unicode character is valid in a comment except the */ sequence which ends
+%%   the comment. they're implemented as a closure called when the comment ends that
+%%   returns execution to the point where the comment began. comments are not 
+%%   reported in any way, simply parsed.
+maybe_comment(<<?star/?encoding, Rest/binary>>, Resume) ->
+    comment(Rest, Resume);
+maybe_comment(Bin, Resume) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> maybe_comment(<<Bin/binary, Stream/binary>>, Resume) end}
+        ; false -> {error, badjson}
+    end.
+
+
+comment(<<?star/?encoding, Rest/binary>>, Resume) ->
+    maybe_comment_done(Rest, Resume);
+comment(<<_/?encoding, Rest/binary>>, Resume) ->
+    comment(Rest, Resume);
+comment(Bin, Resume) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> comment(<<Bin/binary, Stream/binary>>, Resume) end}
+        ; false -> {error, badjson}
+    end.
+
+
+maybe_comment_done(<<?solidus/?encoding, Rest/binary>>, Resume) ->
+    Resume(Rest);
+maybe_comment_done(<<_/?encoding, Rest/binary>>, Resume) ->
+    comment(Rest, Resume);
+maybe_comment_done(Bin, Resume) ->
+    case ?partial_codepoint(Bin) of
+        true -> {incomplete, fun(end_stream) -> {error, badjson}; (Stream) -> maybe_comment_done(<<Bin/binary, Stream/binary>>, Resume) end}
+        ; false -> {error, badjson}
+    end.
\ No newline at end of file
diff --git a/src/jsx_utf8.erl b/src/jsx_utf8.erl
index 98b4252..6d8850b 100644
--- a/src/jsx_utf8.erl
+++ b/src/jsx_utf8.erl
@@ -1,1302 +1,7 @@
--file("priv/jsx_decoder_template.erl", 1).
-
-
-%% @hidden hide this module from edoc, exported functions are internal to jsx
-%%   and may be altered or removed without notice
-
-
 -module(jsx_utf8).
 
--author("alisdairsullivan@yahoo.ca").
-
--export([parse/2]).
-
--file("./include/jsx_decoder.hrl", 1).
-
--file("./include/jsx_common.hrl", 1).
-
--type jsx_opts() :: [jsx_opt()].
-
--type jsx_opt() :: {comments, true | false}
-                 | {escaped_unicode, ascii | codepoint | none}
-                 | {multi_term, true | false}
-                 | {encoding,
-                    auto |
-                    utf8 |
-                    utf16 |
-                    {utf16, little} |
-                    utf32 |
-                    {utf32, little}}.
-
--type unicode_codepoint() :: 0..1114111.
-
--type unicode_string() :: [unicode_codepoint()].
-
--type jsx_event() :: start_object
-                   | end_object
-                   | start_array
-                   | end_array
-                   | end_json
-                   | {key, unicode_string()}
-                   | {string, unicode_string()}
-                   | {integer, unicode_string()}
-                   | {float, unicode_string()}
-                   | {literal, true}
-                   | {literal, false}
-                   | {literal, null}.
-
--type jsx_parser() :: fun((binary()) -> jsx_parser_result()).
-
--type jsx_parser_result() :: {event,
-                              jsx_event(),
-                              fun(() -> jsx_parser_result())}
-                           | {incomplete, jsx_parser()}
-                           | {error, badjson}
-                           | ok.
-
--type supported_utf() :: utf8
-                       | utf16
-                       | {utf16, little}
-                       | utf32
-                       | {utf32, little}.
-
--type eep0018() :: eep0018_object() | eep0018_array().
-
--type eep0018_array() :: [eep0018_term()].
-
--type eep0018_object() :: [{eep0018_key(), eep0018_term()}].
-
--type eep0018_key() :: binary() | atom().
-
--type eep0018_term() :: eep0018_array()
-                      | eep0018_object()
-                      | eep0018_string()
-                      | eep0018_number()
-                      | true
-                      | false
-                      | null.
-
--type eep0018_string() :: binary().
-
--type eep0018_number() :: float() | integer().
-
--type encoder_opts() :: [encoder_opt()].
-
--type encoder_opt() :: {strict, true | false}
-                     | {encoding, supported_utf()}
-                     | {space, integer()}
-                     | space
-                     | {indent, integer()}
-                     | indent.
-
--type decoder_opts() :: [decoder_opt()].
-
--type decoder_opt() :: {strict, true | false}
-                     | {comments, true | false}
-                     | {encoding, supported_utf()}
-                     | {label, atom | binary | existing_atom}
-                     | {float, true | false}.
-
--type verify_opts() :: [verify_opt()].
-
--type verify_opt() :: {strict, true | false}
-                    | {encoding, auto | supported_utf()}
-                    | {comments, true | false}.
-
--type format_opts() :: [format_opt()].
-
--type format_opt() :: {strict, true | false}
-                    | {encoding, auto | supported_utf()}
-                    | {comments, true | false}
-                    | {space, integer()}
-                    | space
-                    | {indent, integer()}
-                    | indent
-                    | {output_encoding, supported_utf()}.
-
--file("./include/jsx_decoder.hrl", 24).
-
--spec parse(JSON :: eep0018(), Opts :: jsx_opts()) ->
-               jsx_parser_result().
-
--file("priv/jsx_decoder_template.erl", 35).
-
-parse(JSON, Opts) ->
-    start(JSON, [], Opts).
-
-start(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    start(Rest, Stack, Opts);
-start(<<123/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_object,
-     fun() ->
-            object(Rest, [key|Stack], Opts)
-     end};
-start(<<91/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_array,
-     fun() ->
-            array(Rest, [array|Stack], Opts)
-     end};
-start(<<34/utf8,Rest/binary>>, Stack, Opts) ->
-    string(Rest, Stack, Opts, []);
-start(<<$t/utf8,Rest/binary>>, Stack, Opts) ->
-    tr(Rest, Stack, Opts);
-start(<<$f/utf8,Rest/binary>>, Stack, Opts) ->
-    fa(Rest, Stack, Opts);
-start(<<$n/utf8,Rest/binary>>, Stack, Opts) ->
-    nu(Rest, Stack, Opts);
-start(<<45/utf8,Rest/binary>>, Stack, Opts) ->
-    negative(Rest, Stack, Opts, "-");
-start(<<48/utf8,Rest/binary>>, Stack, Opts) ->
-    zero(Rest, Stack, Opts, "0");
-start(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    integer(Rest, Stack, Opts, [S]);
-start(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         start(Resume, Stack, Opts)
-                  end);
-start(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    start(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-maybe_done(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    maybe_done(Rest, Stack, Opts);
-maybe_done(<<125/utf8,Rest/binary>>, [object|Stack], Opts) ->
-    {event,
-     end_object,
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-maybe_done(<<93/utf8,Rest/binary>>, [array|Stack], Opts) ->
-    {event,
-     end_array,
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-maybe_done(<<44/utf8,Rest/binary>>, [object|Stack], Opts) ->
-    key(Rest, [key|Stack], Opts);
-maybe_done(<<44/utf8,Rest/binary>>, [array|_] = Stack, Opts) ->
-    value(Rest, Stack, Opts);
-maybe_done(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         maybe_done(Resume, Stack, Opts)
-                  end);
-maybe_done(Rest, [], {_,_,_,true,_} = Opts) ->
-    {event,
-     end_json,
-     fun() ->
-            start(Rest, [], Opts)
-     end};
-maybe_done(Rest, [], Opts) ->
-    done(Rest, Opts);
-maybe_done(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    maybe_done(<<Bin/binary,Stream/binary>>,
-                               Stack,
-                               Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-done(<<S/utf8,Rest/binary>>, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    done(Rest, Opts);
-done(<<47/utf8,Rest/binary>>, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         done(Resume, Opts)
-                  end);
-done(<<>>, Opts) ->
-    {event,
-     end_json,
-     fun() ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    done(Stream, Opts)
-             end}
-     end};
-done(Bin, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    done(<<Bin/binary,Stream/binary>>, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-object(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    object(Rest, Stack, Opts);
-object(<<34/utf8,Rest/binary>>, Stack, Opts) ->
-    string(Rest, Stack, Opts, []);
-object(<<125/utf8,Rest/binary>>, [key|Stack], Opts) ->
-    {event,
-     end_object,
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-object(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         object(Resume, Stack, Opts)
-                  end);
-object(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    object(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-array(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    array(Rest, Stack, Opts);
-array(<<34/utf8,Rest/binary>>, Stack, Opts) ->
-    string(Rest, Stack, Opts, []);
-array(<<$t/utf8,Rest/binary>>, Stack, Opts) ->
-    tr(Rest, Stack, Opts);
-array(<<$f/utf8,Rest/binary>>, Stack, Opts) ->
-    fa(Rest, Stack, Opts);
-array(<<$n/utf8,Rest/binary>>, Stack, Opts) ->
-    nu(Rest, Stack, Opts);
-array(<<45/utf8,Rest/binary>>, Stack, Opts) ->
-    negative(Rest, Stack, Opts, "-");
-array(<<48/utf8,Rest/binary>>, Stack, Opts) ->
-    zero(Rest, Stack, Opts, "0");
-array(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    integer(Rest, Stack, Opts, [S]);
-array(<<123/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_object,
-     fun() ->
-            object(Rest, [key|Stack], Opts)
-     end};
-array(<<91/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_array,
-     fun() ->
-            array(Rest, [array|Stack], Opts)
-     end};
-array(<<93/utf8,Rest/binary>>, [array|Stack], Opts) ->
-    {event,
-     end_array,
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-array(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         array(Resume, Stack, Opts)
-                  end);
-array(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    array(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-value(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    value(Rest, Stack, Opts);
-value(<<34/utf8,Rest/binary>>, Stack, Opts) ->
-    string(Rest, Stack, Opts, []);
-value(<<$t/utf8,Rest/binary>>, Stack, Opts) ->
-    tr(Rest, Stack, Opts);
-value(<<$f/utf8,Rest/binary>>, Stack, Opts) ->
-    fa(Rest, Stack, Opts);
-value(<<$n/utf8,Rest/binary>>, Stack, Opts) ->
-    nu(Rest, Stack, Opts);
-value(<<45/utf8,Rest/binary>>, Stack, Opts) ->
-    negative(Rest, Stack, Opts, "-");
-value(<<48/utf8,Rest/binary>>, Stack, Opts) ->
-    zero(Rest, Stack, Opts, "0");
-value(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    integer(Rest, Stack, Opts, [S]);
-value(<<123/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_object,
-     fun() ->
-            object(Rest, [key|Stack], Opts)
-     end};
-value(<<91/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     start_array,
-     fun() ->
-            array(Rest, [array|Stack], Opts)
-     end};
-value(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         value(Resume, Stack, Opts)
-                  end);
-value(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    value(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-colon(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    colon(Rest, Stack, Opts);
-colon(<<58/utf8,Rest/binary>>, [key|Stack], Opts) ->
-    value(Rest, [object|Stack], Opts);
-colon(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         colon(Resume, Stack, Opts)
-                  end);
-colon(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    colon(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-key(<<S/utf8,Rest/binary>>, Stack, Opts)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    key(Rest, Stack, Opts);
-key(<<34/utf8,Rest/binary>>, Stack, Opts) ->
-    string(Rest, Stack, Opts, []);
-key(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         key(Resume, Stack, Opts)
-                  end);
-key(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    key(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-string(<<34/utf8,Rest/binary>>, [key|_] = Stack, Opts, Acc) ->
-    {event,
-     {key,lists:reverse(Acc)},
-     fun() ->
-            colon(Rest, Stack, Opts)
-     end};
-string(<<34/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    {event,
-     {string,lists:reverse(Acc)},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-string(<<92/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    escape(Rest, Stack, Opts, Acc);
-string(<<S/utf8,Rest/binary>>, Stack, Opts, Acc) when S >= 32 ->
-    string(Rest, Stack, Opts, [S] ++ Acc);
-string(Bin, Stack, Opts, Acc) ->
-    case partial_utf(Bin) of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    string(<<Bin/binary,Stream/binary>>,
-                           Stack,
-                           Opts,
-                           Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-partial_utf(<<>>) ->
-    true;
-partial_utf(<<X>>) when X >= 194, X =< 223 ->
-    true;
-partial_utf(<<X,Rest/binary>>) when X >= 224, X =< 239 ->
-    case Rest of
-        <<>> ->
-            true;
-        <<Y>> when Y >= 128, Y =< 191 ->
-            true
-    end;
-partial_utf(<<X,Rest/binary>>) when X >= 240, X =< 244 ->
-    case Rest of
-        <<>> ->
-            true;
-        <<Y>> when Y >= 128, Y =< 191 ->
-            true;
-        <<Y,Z>> when Y >= 128, Y =< 191, Z >= 128, Z =< 191 ->
-            true
-    end;
-partial_utf(_) ->
-    false.
-
-escape(<<$b/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    string(Rest, Stack, Opts, "\b" ++ Acc);
-escape(<<$f/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    string(Rest, Stack, Opts, "\f" ++ Acc);
-escape(<<$n/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    string(Rest, Stack, Opts, "\n" ++ Acc);
-escape(<<$r/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    string(Rest, Stack, Opts, "\r" ++ Acc);
-escape(<<$t/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    string(Rest, Stack, Opts, "\t" ++ Acc);
-escape(<<$u/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    escaped_unicode(Rest, Stack, Opts, Acc, []);
-escape(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when S =:= 34; S =:= 47; S =:= 92 ->
-    string(Rest, Stack, Opts, [S] ++ Acc);
-escape(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    escape(<<Bin/binary,Stream/binary>>,
-                           Stack,
-                           Opts,
-                           Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-escaped_unicode(<<D/utf8,Rest/binary>>,
-                Stack,
-                {_,_,ascii,_,_} = Opts,
-                String,
-                [C,B,A])
-    when
-        D >= $a
-        andalso
-        D =< $z;
-        D >= $A
-        andalso
-        D =< $Z;
-        D >= $0
-        andalso
-        D =< $9 ->
-    case erlang:list_to_integer([A,B,C,D], 16) of
-        X when X < 128 ->
-            string(Rest, Stack, Opts, [X] ++ String);
-        _ ->
-            string(Rest, Stack, Opts, [D,C,B,A,$u,92] ++ String)
-    end;
-escaped_unicode(<<D/utf8,Rest/binary>>,
-                Stack,
-                {_,_,codepoint,_,_} = Opts,
-                String,
-                [C,B,A])
-    when
-        D >= $a
-        andalso
-        D =< $z;
-        D >= $A
-        andalso
-        D =< $Z;
-        D >= $0
-        andalso
-        D =< $9 ->
-    case erlang:list_to_integer([A,B,C,D], 16) of
-        X when X >= 56320, X =< 57343 ->
-            case check_acc_for_surrogate(String) of
-                false ->
-                    string(Rest, Stack, Opts, [D,C,B,A,$u,92] ++ String);
-                {Y,NewString} ->
-                    string(Rest,
-                           Stack,
-                           Opts,
-                           [surrogate_to_codepoint(Y, X)] ++ NewString)
-            end;
-        X when X < 55296; X > 57343, X < 65534 ->
-            string(Rest, Stack, Opts, [X] ++ String);
-        _ ->
-            string(Rest, Stack, Opts, [D,C,B,A,$u,92] ++ String)
-    end;
-escaped_unicode(<<D/utf8,Rest/binary>>, Stack, Opts, String, [C,B,A])
-    when
-        D >= $a
-        andalso
-        D =< $z;
-        D >= $A
-        andalso
-        D =< $Z;
-        D >= $0
-        andalso
-        D =< $9 ->
-    string(Rest, Stack, Opts, [D,C,B,A,$u,92] ++ String);
-escaped_unicode(<<S/utf8,Rest/binary>>, Stack, Opts, String, Acc)
-    when
-        S >= $a
-        andalso
-        S =< $z;
-        S >= $A
-        andalso
-        S =< $Z;
-        S >= $0
-        andalso
-        S =< $9 ->
-    escaped_unicode(Rest, Stack, Opts, String, [S] ++ Acc);
-escaped_unicode(Bin, Stack, Opts, String, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    escaped_unicode(<<Bin/binary,Stream/binary>>,
-                                    Stack,
-                                    Opts,
-                                    String,
-                                    Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-check_acc_for_surrogate([D,C,B,A,$u,92|Rest])
-    when
-        D >= $a
-        andalso
-        D =< $z;
-        D >= $A
-        andalso
-        D =< $Z;
-        D >= $0
-        andalso
-        D =< $9,
-        C >= $a
-        andalso
-        C =< $z;
-        C >= $A
-        andalso
-        C =< $Z;
-        C >= $0
-        andalso
-        C =< $9,
-        B >= $a
-        andalso
-        B =< $z;
-        B >= $A
-        andalso
-        B =< $Z;
-        B >= $0
-        andalso
-        B =< $9,
-        A >= $a
-        andalso
-        A =< $z;
-        A >= $A
-        andalso
-        A =< $Z;
-        A >= $0
-        andalso
-        A =< $9 ->
-    case erlang:list_to_integer([A,B,C,D], 16) of
-        X when X >= 55296, X =< 56319 ->
-            {X,Rest};
-        _ ->
-            false
-    end;
-check_acc_for_surrogate(_) ->
-    false.
-
-surrogate_to_codepoint(High, Low) ->
-    (High - 55296) * 1024 + (Low - 56320) + 65536.
-
-negative(<<$0/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    zero(Rest, Stack, Opts, "0" ++ Acc);
-negative(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    integer(Rest, Stack, Opts, [S] ++ Acc);
-negative(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    negative(<<Bin/binary,Stream/binary>>,
-                             Stack,
-                             Opts,
-                             Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-zero(<<125/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_object,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-zero(<<93/utf8,Rest/binary>>, [array|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_array,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-zero(<<44/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            key(Rest, [key|Stack], Opts)
-     end};
-zero(<<44/utf8,Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            value(Rest, Stack, Opts)
-     end};
-zero(<<46/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    initial_decimal(Rest, Stack, Opts, [46] ++ Acc);
-zero(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-zero(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts, Acc) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         zero(Resume, Stack, Opts, Acc)
-                  end);
-zero(<<>>, [], Opts, Acc) ->
-    {incomplete,
-     fun(end_stream) ->
-            {event,
-             {integer,lists:reverse(Acc)},
-             fun() ->
-                    {event,
-                     end_json,
-                     fun() ->
-                            zero(<<>>, [], Opts, Acc)
-                     end}
-             end};
-        (Stream) ->
-            zero(Stream, [], Opts, Acc)
-     end};
-zero(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    zero(<<Bin/binary,Stream/binary>>, Stack, Opts, Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-integer(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    integer(Rest, Stack, Opts, [S] ++ Acc);
-integer(<<125/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_object,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-integer(<<93/utf8,Rest/binary>>, [array|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_array,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-integer(<<44/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            key(Rest, [key|Stack], Opts)
-     end};
-integer(<<44/utf8,Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            value(Rest, Stack, Opts)
-     end};
-integer(<<46/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    initial_decimal(Rest, Stack, Opts, [46] ++ Acc);
-integer(<<48/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    integer(Rest, Stack, Opts, [48] ++ Acc);
-integer(<<$e/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    e(Rest, Stack, Opts, "e0." ++ Acc);
-integer(<<$E/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    e(Rest, Stack, Opts, "e0." ++ Acc);
-integer(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    {event,
-     {integer,lists:reverse(Acc)},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-integer(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts, Acc) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         integer(Resume, Stack, Opts, Acc)
-                  end);
-integer(<<>>, [], Opts, Acc) ->
-    {incomplete,
-     fun(end_stream) ->
-            {event,
-             {integer,lists:reverse(Acc)},
-             fun() ->
-                    {event,
-                     end_json,
-                     fun() ->
-                            integer(<<>>, [], Opts, Acc)
-                     end}
-             end};
-        (Stream) ->
-            integer(Stream, [], Opts, Acc)
-     end};
-integer(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    integer(<<Bin/binary,Stream/binary>>,
-                            Stack,
-                            Opts,
-                            Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-initial_decimal(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    decimal(Rest, Stack, Opts, [S] ++ Acc);
-initial_decimal(<<48/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    decimal(Rest, Stack, Opts, [48] ++ Acc);
-initial_decimal(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    initial_decimal(<<Bin/binary,Stream/binary>>,
-                                    Stack,
-                                    Opts,
-                                    Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-decimal(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    decimal(Rest, Stack, Opts, [S] ++ Acc);
-decimal(<<125/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_object,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-decimal(<<93/utf8,Rest/binary>>, [array|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_array,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-decimal(<<44/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            key(Rest, [key|Stack], Opts)
-     end};
-decimal(<<44/utf8,Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            value(Rest, Stack, Opts)
-     end};
-decimal(<<48/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    decimal(Rest, Stack, Opts, [48] ++ Acc);
-decimal(<<$e/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    e(Rest, Stack, Opts, "e" ++ Acc);
-decimal(<<$E/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    e(Rest, Stack, Opts, "e" ++ Acc);
-decimal(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-decimal(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts, Acc) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         decimal(Resume, Stack, Opts, Acc)
-                  end);
-decimal(<<>>, [], Opts, Acc) ->
-    {incomplete,
-     fun(end_stream) ->
-            {event,
-             {float,lists:reverse(Acc)},
-             fun() ->
-                    {event,
-                     end_json,
-                     fun() ->
-                            decimal(<<>>, [], Opts, Acc)
-                     end}
-             end};
-        (Stream) ->
-            decimal(Stream, [], Opts, Acc)
-     end};
-decimal(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    decimal(<<Bin/binary,Stream/binary>>,
-                            Stack,
-                            Opts,
-                            Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-e(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S =:= 48;
-        S >= $1
-        andalso
-        S =< $9 ->
-    exp(Rest, Stack, Opts, [S] ++ Acc);
-e(<<S/utf8,Rest/binary>>, Stack, Opts, Acc) when S =:= 43; S =:= 45 ->
-    ex(Rest, Stack, Opts, [S] ++ Acc);
-e(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    e(<<Bin/binary,Stream/binary>>, Stack, Opts, Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-ex(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S =:= 48;
-        S >= $1
-        andalso
-        S =< $9 ->
-    exp(Rest, Stack, Opts, [S] ++ Acc);
-ex(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    ex(<<Bin/binary,Stream/binary>>, Stack, Opts, Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-exp(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when
-        S >= $1
-        andalso
-        S =< $9 ->
-    exp(Rest, Stack, Opts, [S] ++ Acc);
-exp(<<125/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_object,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-exp(<<93/utf8,Rest/binary>>, [array|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            {event,
-             end_array,
-             fun() ->
-                    maybe_done(Rest, Stack, Opts)
-             end}
-     end};
-exp(<<44/utf8,Rest/binary>>, [object|Stack], Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            key(Rest, [key|Stack], Opts)
-     end};
-exp(<<44/utf8,Rest/binary>>, [array|_] = Stack, Opts, Acc) ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            value(Rest, Stack, Opts)
-     end};
-exp(<<48/utf8,Rest/binary>>, Stack, Opts, Acc) ->
-    exp(Rest, Stack, Opts, [48] ++ Acc);
-exp(<<S/utf8,Rest/binary>>, Stack, Opts, Acc)
-    when S =:= 32; S =:= 9; S =:= 13; S =:= 10 ->
-    {event,
-     {float,lists:reverse(Acc)},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-exp(<<47/utf8,Rest/binary>>, Stack, {_,true,_,_,_} = Opts, Acc) ->
-    maybe_comment(Rest,
-                  fun(Resume) ->
-                         exp(Resume, Stack, Opts, Acc)
-                  end);
-exp(<<>>, [], Opts, Acc) ->
-    {incomplete,
-     fun(end_stream) ->
-            {event,
-             {float,lists:reverse(Acc)},
-             fun() ->
-                    {event,
-                     end_json,
-                     fun() ->
-                            exp(<<>>, [], Opts, Acc)
-                     end}
-             end};
-        (Stream) ->
-            exp(Stream, [], Opts, Acc)
-     end};
-exp(Bin, Stack, Opts, Acc) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    exp(<<Bin/binary,Stream/binary>>, Stack, Opts, Acc)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-tr(<<$r/utf8,Rest/binary>>, Stack, Opts) ->
-    tru(Rest, Stack, Opts);
-tr(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    tr(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-tru(<<$u/utf8,Rest/binary>>, Stack, Opts) ->
-    true(Rest, Stack, Opts);
-tru(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    tru(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-true(<<$e/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     {literal,true},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-true(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    true(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-fa(<<$a/utf8,Rest/binary>>, Stack, Opts) ->
-    fal(Rest, Stack, Opts);
-fa(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    fa(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-fal(<<$l/utf8,Rest/binary>>, Stack, Opts) ->
-    fals(Rest, Stack, Opts);
-fal(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    fal(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-fals(<<$s/utf8,Rest/binary>>, Stack, Opts) ->
-    false(Rest, Stack, Opts);
-fals(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    fals(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-false(<<$e/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     {literal,false},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-false(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    false(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-nu(<<$u/utf8,Rest/binary>>, Stack, Opts) ->
-    nul(Rest, Stack, Opts);
-nu(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    nu(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-nul(<<$l/utf8,Rest/binary>>, Stack, Opts) ->
-    null(Rest, Stack, Opts);
-nul(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    nul(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-null(<<$l/utf8,Rest/binary>>, Stack, Opts) ->
-    {event,
-     {literal,null},
-     fun() ->
-            maybe_done(Rest, Stack, Opts)
-     end};
-null(Bin, Stack, Opts) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    null(<<Bin/binary,Stream/binary>>, Stack, Opts)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-maybe_comment(<<42/utf8,Rest/binary>>, Resume) ->
-    comment(Rest, Resume);
-maybe_comment(Bin, Resume) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    maybe_comment(<<Bin/binary,Stream/binary>>, Resume)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-comment(<<42/utf8,Rest/binary>>, Resume) ->
-    maybe_comment_done(Rest, Resume);
-comment(<<_/utf8,Rest/binary>>, Resume) ->
-    comment(Rest, Resume);
-comment(Bin, Resume) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    comment(<<Bin/binary,Stream/binary>>, Resume)
-             end};
-        false ->
-            {error,badjson}
-    end.
-
-maybe_comment_done(<<47/utf8,Rest/binary>>, Resume) ->
-    Resume(Rest);
-maybe_comment_done(<<_/utf8,Rest/binary>>, Resume) ->
-    comment(Rest, Resume);
-maybe_comment_done(Bin, Resume) ->
-    case byte_size(Bin) < 1 of
-        true ->
-            {incomplete,
-             fun(end_stream) ->
-                    {error,badjson};
-                (Stream) ->
-                    maybe_comment_done(<<Bin/binary,Stream/binary>>,
-                                       Resume)
-             end};
-        false ->
-            {error,badjson}
-    end.
 
+-define(utf8, true).
 
 
+-include("./include/jsx_decoder_template.hrl").
\ No newline at end of file