updated examples for new NEW api

This commit is contained in:
alisdair sullivan 2010-06-01 19:42:57 -07:00
parent ce503823c8
commit 012317e0c5
4 changed files with 56 additions and 4 deletions

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@ -32,7 +32,7 @@
%% also is not streaming, though it could be modified to parse partial objects/lists. %% also is not streaming, though it could be modified to parse partial objects/lists.
decode(JSON) -> decode(JSON) ->
P = jsx:decoder({{jsx_parser, event}, []}, []), P = jsx:decoder({jsx_parser, event, []}, []),
case P(JSON) of case P(JSON) of
{incomplete, _} -> {incomplete, _} ->
{error, badjson} {error, badjson}

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@ -34,7 +34,7 @@
pretty(JSON, Opts) -> pretty(JSON, Opts) ->
Init = init(parse_opts(Opts, #opts{})), Init = init(parse_opts(Opts, #opts{})),
P = jsx:decoder({{jsx_prettify, jsx_event}, Init}, []), P = jsx:decoder({jsx_prettify, jsx_event, Init}, []),
case P(JSON) of case P(JSON) of
{incomplete, _} -> {error, badjson} {incomplete, _} -> {error, badjson}
; {error, badjson} -> {error, badjson} ; {error, badjson} -> {error, badjson}
@ -93,7 +93,7 @@ format(string, String) ->
format(literal, Literal) -> format(literal, Literal) ->
erlang:atom_to_list(Literal); erlang:atom_to_list(Literal);
format(_, Number) -> format(_, Number) ->
Number; Number.
indent(Indent, Level) -> indent(Indent, Level) ->

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@ -27,7 +27,7 @@
-export([decoder/1, event/2]). -export([decoder/1, event/2]).
decoder(Opts) -> decoder(Opts) ->
Decoder = jsx:decoder({{jsx_stream_parser, event}, 0}, Opts), Decoder = jsx:decoder({jsx_stream_parser, event, 0}, Opts),
fun(Stream) -> try fun(Stream) -> try
case Decoder(Stream) of case Decoder(Stream) of
{incomplete, F} -> {incomplete, F} {incomplete, F} -> {incomplete, F}

52
examples/jsx_verify.erl Normal file
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@ -0,0 +1,52 @@
%% The MIT License
%% Copyright (c) 2010 Alisdair Sullivan <alisdairsullivan@yahoo.ca>
%% Permission is hereby granted, free of charge, to any person obtaining a copy
%% of this software and associated documentation files (the "Software"), to deal
%% in the Software without restriction, including without limitation the rights
%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
%% copies of the Software, and to permit persons to whom the Software is
%% furnished to do so, subject to the following conditions:
%% The above copyright notice and this permission notice shall be included in
%% all copies or substantial portions of the Software.
%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
%% THE SOFTWARE.
-module(jsx_verify).
-author("alisdairsullivan@yahoo.ca").
-export([is_json/1, event/2]).
%% this is a strict parser, no comments, no naked values and only one key per object. it
%% also is not streaming, though it could be modified to parse partial objects/lists.
is_json(JSON) ->
P = jsx:decoder({jsx_verify, event, ok}, []),
case P(JSON) of
{incomplete, _} ->
false
; {error, badjson} ->
false
; _ ->
true
end.
%% erlang representation is dicts for objects and lists for arrays. these are pushed
%% onto a stack, the top of which is our current level, deeper levels represent parent
%% and grandparent levels in the json structure. keys are also stored on top of the array
%% during parsing of their associated values.
event(_, ok) ->
ok.