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Revision: 1.129
Committed: Mon Jul 13 22:13:17 2009 UTC (14 years, 10 months ago) by root
Branch: MAIN
Changes since 1.128: +1 -0 lines
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# User Rev Content
1 root 1.1 Revision history for Perl extension JSON::XS
2 root 1.2
3 root 1.128 - try to work around a possible char signedness issue on aix.
4 root 1.129 - require common sense.
5 root 1.128
6 root 1.127 2.24 Sat May 30 08:25:45 CEST 2009
7     - the incremental parser did not update its parse offset
8     pointer correctly when parsing utf8-strings (nicely
9     debugged by Martin Evans).
10     - appending a non-utf8-string to the incremental parser
11     in utf8 mode failed to upgrade the string.
12     - wording of parse error messages has been improved.
13    
14 root 1.126 2.232 Sun Feb 22 11:12:25 CET 2009
15 root 1.125 - use an exponential algorithm to extend strings, to
16 root 1.126 help platforms with bad or abysmal==windows memory
17     allocater performance, at the expense of some memory
18 root 1.125 wastage (use shrink to recover this extra memory).
19     (nicely analysed by Dmitry Karasik).
20    
21 root 1.124 2.2311 Thu Feb 19 02:12:54 CET 2009
22 root 1.123 - add a section "JSON and ECMAscript" to explain some
23     incompatibilities between the two (problem was noted by
24     various people).
25 root 1.122 - add t/20_faihu.t.
26    
27 root 1.121 2.231 Thu Nov 20 04:59:08 CET 2008
28     - work around 5.10.0 magic bugs where manipulating magic values
29     (such as $1) would permanently damage them as perl would
30     ignore the magicalness, by making a full copy of the string,
31     reported by Dmitry Karasik.
32 root 1.125 - work around spurious warnings under older perl 5.8's.
33 root 1.121
34 root 1.120 2.23 Mon Sep 29 05:08:29 CEST 2008
35     - fix a compilation problem when perl is not using char * as, well,
36     char *.
37 root 1.119 - use PL_hexdigit in favour of rolling our own.
38    
39 root 1.118 2.2222 Sun Jul 20 18:49:00 CEST 2008
40     - same game again, broken 5.10 finds yet another assertion
41     failure, and the workaround causes additional runtime warnings.
42     Work around the next assertion AND the warning. 5.10 seriously
43     needs to adjust it's attitude against working code.
44    
45 root 1.117 2.222 Sat Jul 19 06:15:34 CEST 2008
46     - you work around one -DDEBUGGING assertion bug in perl 5.10
47     just to hit the next one. work around this one, too.
48    
49 root 1.116 2.22 Tue Jul 15 13:26:51 CEST 2008
50 root 1.115 - allow higher nesting levels in incremental parser.
51     - error out earlier in some cases in the incremental parser
52     (as suggested by Yuval Kogman).
53     - improve incr-parser test (Yuval Kogman).
54    
55 root 1.114 2.21 Tue Jun 3 08:43:23 CEST 2008
56     - (hopefully) work around a perl 5.10 bug with -DDEBUGGING.
57 root 1.112 - remove the experimental status of the incremental parser interface.
58 root 1.111 - move =encoding around again, to avoid bugs with search.cpan.org.
59     when can we finally have utf-8 in pod???
60 root 1.113 - add ->incr_reset method.
61 root 1.111
62 root 1.110 2.2 Wed Apr 16 20:37:25 CEST 2008
63 root 1.109 - lifted the log2 rounding restriction of max_depth and max_size.
64 root 1.107 - make booleans mutable by creating a copy instead of handing out
65     the same scalar (reported by pasha sadri).
66 root 1.105 - added support for incremental json parsing (still EXPERIMENTAL).
67 root 1.103 - implemented and added a json_xs command line utility that can convert
68     from/to a number of serialisation formats - tell me if you need more.
69 root 1.108 - implement allow_unknown/get_allow_unknown methods.
70 root 1.109 - fixed documentation of max_depth w.r.t. higher and equal.
71 root 1.112 - moved down =encoding directive a bit, too much breaks if it's the first
72 root 1.102 pod directive :/.
73 root 1.106 - removed documentation section on other modules, it became somewhat
74     outdated and is nowadays mostly of historical interest.
75 root 1.102
76 root 1.101 2.1 Wed Mar 19 23:23:18 CET 2008
77     - update documentation here and there: add a large section
78     about utf8/latin1/ascii flags, add a security consideration
79     and extend and clarify the JSON and YAML section.
80 root 1.98 - medium speed enhancements when encoding/decoding non-ascii chars.
81 root 1.100 - minor speedup in number encoding case.
82 root 1.92 - extend and clarify the section on incompatibilities
83     between YAML and JSON.
84 root 1.95 - switch to static inline from just inline when using gcc.
85 root 1.94 - add =encoding utf-8 to the manpage, now that perl 5.10 supports it.
86 root 1.100 - fix some issues with UV to JSON conversion of unknown impact.
87 root 1.99 - published the yahoo locals search result used in benchmarks as the
88     original url changes so comparison is impossible.
89 root 1.92
90 root 1.91 2.01 Wed Dec 5 11:40:28 CET 2007
91     - INCOMPATIBLE API CHANGE: to_json and from_json have been
92     renamed to encode_json/decode_json for JSON.pm compatibility.
93     The old functions croak and might be replaced by JSON.pm
94     comaptible versions in some later release.
95    
96 root 1.90 2.0 Tue Dec 4 11:30:46 CET 2007
97     - this is supposed to be the first version of JSON::XS
98     compatible with version 2.0+ of the JSON module.
99     Using the JSON module as frontend to JSON::XS should be
100     as fast as using JSON::XS directly, so consider using it
101     instead.
102 root 1.88 - added get_* methods for all "simple" options.
103 root 1.89 - make JSON::XS subclassable.
104 root 1.88
105 root 1.86 1.53 Tue Nov 13 23:58:33 CET 2007
106 root 1.85 - minor doc clarifications.
107     - fixed many doc typos (patch by Thomas L. Shinnick).
108    
109 root 1.84 1.52 Mon Oct 15 03:22:06 CEST 2007
110 root 1.83 - remove =encoding pod directive again, it confuses too many pod
111     parsers :/.
112    
113 root 1.82 1.51 Sat Oct 13 03:55:56 CEST 2007
114 root 1.81 - encode empty arrays/hashes in a compact way when pretty is enabled.
115 root 1.87 - apparently JSON::XS was used to find some bugs in the
116 root 1.80 JSON_checker testsuite, so add (the corrected) JSON_checker tests to
117     the testsuite.
118     - quite a bit of doc updates/extension.
119 root 1.79 - require 5.8.2, as this seems to be the first unicode-stable version.
120 root 1.78
121 root 1.77 1.5 Tue Aug 28 04:05:38 CEST 2007
122 root 1.74 - add support for tied hashes, based on ideas and testcase by
123     Marcus Holland-Moritz.
124 root 1.75 - implemented relaxed parsing mode where some extensions are being
125     accepted. generation is still JSON-only.
126 root 1.74
127     1.44 Wed Aug 22 01:02:44 CEST 2007
128 root 1.73 - very experimental process-emulation support, slowing everything down.
129     the horribly broken perl threads are still not supported - YMMV.
130    
131 root 1.72 1.43 Thu Jul 26 13:26:37 CEST 2007
132     - convert big json numbers exclusively consisting of digits to NV
133     only when there is no loss of precision, otherwise to string.
134    
135 root 1.71 1.42 Tue Jul 24 00:51:18 CEST 2007
136     - fix a crash caused by not handling missing array elements
137     (report and testcase by Jay Kuri).
138    
139 root 1.70 1.41 Tue Jul 10 18:21:44 CEST 2007
140     - fix compilation with NDEBUG (assert side-effect),
141     affects convert_blessed only.
142 root 1.69 - fix a bug in decode filters calling ENTER; SAVETMPS;
143     one time too often.
144 root 1.70 - catch a typical error in TO_JSON methods.
145 root 1.69 - antique-ised XS.xs again to work with outdated
146     C compilers (windows...).
147    
148 root 1.68 1.4 Mon Jul 2 10:06:30 CEST 2007
149 root 1.63 - add convert_blessed setting.
150 root 1.56 - encode did not catch all blessed objects, encoding their
151     contents in most cases. This has been fixed by introducing
152     the allow_blessed setting.
153 root 1.65 - added filter_json_object and filter_json_single_key_object
154     settings that specify a callback to be called when
155 root 1.67 all/specific json objects are encountered.
156 root 1.59 - assume that most object keys are simple ascii words and
157     optimise this case, penalising the general case. This can
158     speed up decoding by 30% in typical cases and gives
159     a smaller and faster perl hash.
160 root 1.58 - implemented simpleminded, optional resource size checking
161     in decode_json.
162 root 1.61 - remove objToJson/jsonToObj aliases, as the next version
163     of JSON will not have them either.
164 root 1.62 - bit the bullet and converted the very simple json object
165     into a more complex one.
166 root 1.64 - work around a bug where perl wrongly claims an integer
167     is not an integer.
168 root 1.65 - unbundle JSON::XS::Boolean into own pm file so Storable
169     and similar modules can resolve the overloading when thawing.
170 root 1.56
171 root 1.55 1.3 Sun Jun 24 01:55:02 CEST 2007
172 root 1.54 - make JSON::XS::true and false special overloaded objects
173     and return those instead of 1 and 0 for those json atoms
174     (JSON::PP compatibility is NOT achieved yet).
175     - add JSON::XS::is_bool predicate to test for those special
176     values.
177 root 1.52 - add a reference to
178     http://jpsykes.com/47/practical-csrf-and-json-security.
179 root 1.60 - removed require 5.8.8 again, it is just not very expert-friendly.
180     Also try to be more compatible with slightly older versions,
181 root 1.54 which are not recommended (because they are buggy).
182 root 1.52
183 root 1.51 1.24 Mon Jun 11 05:40:49 CEST 2007
184 root 1.49 - added informative section on JSON-as-YAML.
185 root 1.51 - get rid of some c99-isms again.
186 root 1.50 - localise dec->cur in decode_str, speeding up
187     string decoding considerably (>15% on my amd64 + gcc).
188     - increased SHORT_STRING_LEN to 16kb: stack space is
189     usually plenty, and this actually saves memory
190 root 1.51 when !shrinking as short strings will fit perfectly.
191 root 1.49
192 root 1.47 1.23 Wed Jun 6 20:13:06 CEST 2007
193 root 1.46 - greatly improved small integer encoding and decoding speed.
194     - implement a number of µ-optimisations.
195 root 1.47 - updated benchmarks.
196 root 1.46
197 root 1.45 1.22 Thu May 24 00:07:25 CEST 2007
198 root 1.42 - require 5.8.8 explicitly as older perls do not seem to offer
199     the required macros.
200 root 1.43 - possibly made it compile on so-called C compilers by microsoft.
201 root 1.42
202 root 1.41 1.21 Wed May 9 18:40:32 CEST 2007
203 root 1.47 - character offset reported for trailing garbage was random.
204 root 1.41
205 root 1.40 1.2 Wed May 9 18:35:01 CEST 2007
206     - decode did not work with magical scalars (doh!).
207 root 1.38 - added latin1 flag to produce JSON texts in the latin1 subset
208     of unicode.
209 root 1.39 - flag trailing garbage as error.
210     - new decode_prefix method that returns the number
211     of characters consumed by a decode.
212 root 1.40 - max octets/char in perls UTF-X is actually 13, not 11,
213     as pointed out by Glenn Linderman.
214     - fixed typoe reported by YAMASHINA Hio.
215 root 1.34
216 root 1.32 1.11 Mon Apr 9 07:05:49 CEST 2007
217     - properly 0-terminate sv's returned by encode to help
218     C libraries that expect that 0 to be there.
219 root 1.31 - partially "port" JSON from C to microsofts fucking broken
220     pseudo-C. They should be burned to the ground for pissing
221     on standards. And I should be stoned for even trying to
222 root 1.32 support this filthy excuse for a c compiler.
223 root 1.6
224 root 1.30 1.1 Wed Apr 4 01:45:00 CEST 2007
225 root 1.28 - clarify documentation (pointed out by Quinn Weaver).
226 root 1.29 - decode_utf8 sometimes did not correctly flag errors,
227     leading to segfaults.
228 root 1.30 - further reduced default nesting depth to 512 due to the test
229     failure by that anonymous "chris" whose e-mail address seems
230     to be impossible to get. Tests on other freebsd systems indicate
231     that this is likely a problem in his/her configuration and not this
232     module.
233     - renamed json => JSON in error messages.
234     - corrected the character offset in some error messages.
235 root 1.28
236 root 1.27 1.01 Sat Mar 31 16:15:40 CEST 2007
237     - do not segfault when from_json/decode gets passed
238     a non-string object (reported by Florian Ragwitz).
239     This has no effect on normal operation.
240    
241 root 1.25 1.0 Thu Mar 29 04:43:34 CEST 2007
242     - the long awaited (by me) 1.0 version.
243     - add \0 (JSON::XS::false) and \1 (JSON::XS::true) mappings to JSON
244     true and false.
245 root 1.24 - add some more notes to shrink, as suggested by Alex Efros.
246 root 1.25 - improve testsuite.
247 root 1.26 - halve the default nesting depth limit, to hopefully make it
248 root 1.25 work on Freebsd (unfortunately, the cpan tester did not
249     send me his report, so I cannot ask about the stack limit on fbsd).
250 root 1.24
251 root 1.23 0.8 Mon Mar 26 00:10:48 CEST 2007
252 root 1.21 - fix a memleak when decoding hashes.
253 root 1.20 - export jsonToBj and objToJson as aliases
254     to to_json and from_json, to reduce incompatibilities
255     between JSON/JSON::PC and JSON::XS. (experimental).
256 root 1.21 - implement a maximum nesting depth for both en- and de-coding.
257     - added a security considerations sections.
258 root 1.20
259 root 1.19 0.7 Sun Mar 25 01:46:30 CET 2007
260 root 1.16 - code cleanup.
261     - fix a memory overflow bug when indenting.
262     - pretty-printing now up to 15% faster.
263     - improve decoding speed of strings by
264     up to 50% by specialcasing short strings.
265     - further decoding speedups for strings using
266     lots of \u escapes.
267 root 1.17 - improve utf8 decoding speed for U+80 .. U+7FF.
268 root 1.16
269 root 1.15 0.5 Sat Mar 24 20:41:51 CET 2007
270 root 1.14 - added the UTF-16 encoding example hinted at in previous
271     versions.
272     - minor documentation fixes.
273 root 1.15 - fix a bug in and optimise canonicalising fastpath
274     (reported by Craig Manley).
275     - remove a subtest that breaks with bleadperl (reported
276     by Andreas König).
277 root 1.14
278 root 1.13 0.31 Sat Mar 24 02:14:34 CET 2007
279 root 1.12 - documentation updates.
280 root 1.13 - do some casting to hopefully fix Andreas' problem.
281     - nuke bogus json rpc stuff.
282 root 1.12
283 root 1.11 0.3 Fri Mar 23 19:33:21 CET 2007
284 root 1.5 - remove spurious PApp::Util reference (John McNamara).
285     - adapted lots of tests from other json modules
286     (idea by Chris Carline).
287 root 1.9 - documented mapping from json to perl and vice versa.
288 root 1.11 - improved the documentation by adding more examples.
289 root 1.5 - added short escaping forms, reducing the created
290     json texts a bit.
291     - added shrink flag.
292     - when flag methods are called without enable argument
293     they will by default enable their flag.
294     - considerably improved string encoding speed (at least
295     with gcc 4).
296 root 1.7 - added a test that covers lots of different characters.
297     - clarified some error messages.
298     - error messages now use correct character offset
299     with F_UTF8.
300 root 1.8 - improve the "no bytes" and "no warnings" hacks in
301     case the called functions do... stuff.
302 root 1.9 - croak when encoding to ascii and an out-of-range
303     (non-unicode) codepoint is encountered.
304 root 1.4
305 root 1.3 0.2 Fri Mar 23 00:23:34 CET 2007
306 root 1.109 - the "could not sleep without debugging release".
307 root 1.3 it should basically work now, with many bugs as
308     no production tests have been run yet.
309     - added more testcases.
310     - the expected shitload of bugfixes.
311     - handle utf8 flag correctly in decode.
312     - fix segfault in decoder.
313     - utf8n_to_uvuni sets retlen to -1, but retlen is an
314     unsigned types (argh).
315     - fix decoding of utf-8 strings.
316     - improved error diagnostics.
317     - fix decoding of 'null'.
318     - fix parsing of empty array/hashes
319     - silence warnings when we prepare the croak message.
320    
321 root 1.2 0.1 Thu Mar 22 22:13:43 CET 2007
322     - first release, very untested, basically just to claim
323     the namespace.
324 root 1.1
325     0.01 Thu Mar 22 06:08:12 CET 2007
326     - original version; cloned from Convert-Scalar
327