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Revision: 1.128
Committed: Fri Jul 3 09:38:30 2009 UTC (14 years, 10 months ago) by root
Branch: MAIN
Changes since 1.127: +2 -0 lines
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# Content
1 Revision history for Perl extension JSON::XS
2
3 - try to work around a possible char signedness issue on aix.
4
5 2.24 Sat May 30 08:25:45 CEST 2009
6 - the incremental parser did not update its parse offset
7 pointer correctly when parsing utf8-strings (nicely
8 debugged by Martin Evans).
9 - appending a non-utf8-string to the incremental parser
10 in utf8 mode failed to upgrade the string.
11 - wording of parse error messages has been improved.
12
13 2.232 Sun Feb 22 11:12:25 CET 2009
14 - use an exponential algorithm to extend strings, to
15 help platforms with bad or abysmal==windows memory
16 allocater performance, at the expense of some memory
17 wastage (use shrink to recover this extra memory).
18 (nicely analysed by Dmitry Karasik).
19
20 2.2311 Thu Feb 19 02:12:54 CET 2009
21 - add a section "JSON and ECMAscript" to explain some
22 incompatibilities between the two (problem was noted by
23 various people).
24 - add t/20_faihu.t.
25
26 2.231 Thu Nov 20 04:59:08 CET 2008
27 - work around 5.10.0 magic bugs where manipulating magic values
28 (such as $1) would permanently damage them as perl would
29 ignore the magicalness, by making a full copy of the string,
30 reported by Dmitry Karasik.
31 - work around spurious warnings under older perl 5.8's.
32
33 2.23 Mon Sep 29 05:08:29 CEST 2008
34 - fix a compilation problem when perl is not using char * as, well,
35 char *.
36 - use PL_hexdigit in favour of rolling our own.
37
38 2.2222 Sun Jul 20 18:49:00 CEST 2008
39 - same game again, broken 5.10 finds yet another assertion
40 failure, and the workaround causes additional runtime warnings.
41 Work around the next assertion AND the warning. 5.10 seriously
42 needs to adjust it's attitude against working code.
43
44 2.222 Sat Jul 19 06:15:34 CEST 2008
45 - you work around one -DDEBUGGING assertion bug in perl 5.10
46 just to hit the next one. work around this one, too.
47
48 2.22 Tue Jul 15 13:26:51 CEST 2008
49 - allow higher nesting levels in incremental parser.
50 - error out earlier in some cases in the incremental parser
51 (as suggested by Yuval Kogman).
52 - improve incr-parser test (Yuval Kogman).
53
54 2.21 Tue Jun 3 08:43:23 CEST 2008
55 - (hopefully) work around a perl 5.10 bug with -DDEBUGGING.
56 - remove the experimental status of the incremental parser interface.
57 - move =encoding around again, to avoid bugs with search.cpan.org.
58 when can we finally have utf-8 in pod???
59 - add ->incr_reset method.
60
61 2.2 Wed Apr 16 20:37:25 CEST 2008
62 - lifted the log2 rounding restriction of max_depth and max_size.
63 - make booleans mutable by creating a copy instead of handing out
64 the same scalar (reported by pasha sadri).
65 - added support for incremental json parsing (still EXPERIMENTAL).
66 - implemented and added a json_xs command line utility that can convert
67 from/to a number of serialisation formats - tell me if you need more.
68 - implement allow_unknown/get_allow_unknown methods.
69 - fixed documentation of max_depth w.r.t. higher and equal.
70 - moved down =encoding directive a bit, too much breaks if it's the first
71 pod directive :/.
72 - removed documentation section on other modules, it became somewhat
73 outdated and is nowadays mostly of historical interest.
74
75 2.1 Wed Mar 19 23:23:18 CET 2008
76 - update documentation here and there: add a large section
77 about utf8/latin1/ascii flags, add a security consideration
78 and extend and clarify the JSON and YAML section.
79 - medium speed enhancements when encoding/decoding non-ascii chars.
80 - minor speedup in number encoding case.
81 - extend and clarify the section on incompatibilities
82 between YAML and JSON.
83 - switch to static inline from just inline when using gcc.
84 - add =encoding utf-8 to the manpage, now that perl 5.10 supports it.
85 - fix some issues with UV to JSON conversion of unknown impact.
86 - published the yahoo locals search result used in benchmarks as the
87 original url changes so comparison is impossible.
88
89 2.01 Wed Dec 5 11:40:28 CET 2007
90 - INCOMPATIBLE API CHANGE: to_json and from_json have been
91 renamed to encode_json/decode_json for JSON.pm compatibility.
92 The old functions croak and might be replaced by JSON.pm
93 comaptible versions in some later release.
94
95 2.0 Tue Dec 4 11:30:46 CET 2007
96 - this is supposed to be the first version of JSON::XS
97 compatible with version 2.0+ of the JSON module.
98 Using the JSON module as frontend to JSON::XS should be
99 as fast as using JSON::XS directly, so consider using it
100 instead.
101 - added get_* methods for all "simple" options.
102 - make JSON::XS subclassable.
103
104 1.53 Tue Nov 13 23:58:33 CET 2007
105 - minor doc clarifications.
106 - fixed many doc typos (patch by Thomas L. Shinnick).
107
108 1.52 Mon Oct 15 03:22:06 CEST 2007
109 - remove =encoding pod directive again, it confuses too many pod
110 parsers :/.
111
112 1.51 Sat Oct 13 03:55:56 CEST 2007
113 - encode empty arrays/hashes in a compact way when pretty is enabled.
114 - apparently JSON::XS was used to find some bugs in the
115 JSON_checker testsuite, so add (the corrected) JSON_checker tests to
116 the testsuite.
117 - quite a bit of doc updates/extension.
118 - require 5.8.2, as this seems to be the first unicode-stable version.
119
120 1.5 Tue Aug 28 04:05:38 CEST 2007
121 - add support for tied hashes, based on ideas and testcase by
122 Marcus Holland-Moritz.
123 - implemented relaxed parsing mode where some extensions are being
124 accepted. generation is still JSON-only.
125
126 1.44 Wed Aug 22 01:02:44 CEST 2007
127 - very experimental process-emulation support, slowing everything down.
128 the horribly broken perl threads are still not supported - YMMV.
129
130 1.43 Thu Jul 26 13:26:37 CEST 2007
131 - convert big json numbers exclusively consisting of digits to NV
132 only when there is no loss of precision, otherwise to string.
133
134 1.42 Tue Jul 24 00:51:18 CEST 2007
135 - fix a crash caused by not handling missing array elements
136 (report and testcase by Jay Kuri).
137
138 1.41 Tue Jul 10 18:21:44 CEST 2007
139 - fix compilation with NDEBUG (assert side-effect),
140 affects convert_blessed only.
141 - fix a bug in decode filters calling ENTER; SAVETMPS;
142 one time too often.
143 - catch a typical error in TO_JSON methods.
144 - antique-ised XS.xs again to work with outdated
145 C compilers (windows...).
146
147 1.4 Mon Jul 2 10:06:30 CEST 2007
148 - add convert_blessed setting.
149 - encode did not catch all blessed objects, encoding their
150 contents in most cases. This has been fixed by introducing
151 the allow_blessed setting.
152 - added filter_json_object and filter_json_single_key_object
153 settings that specify a callback to be called when
154 all/specific json objects are encountered.
155 - assume that most object keys are simple ascii words and
156 optimise this case, penalising the general case. This can
157 speed up decoding by 30% in typical cases and gives
158 a smaller and faster perl hash.
159 - implemented simpleminded, optional resource size checking
160 in decode_json.
161 - remove objToJson/jsonToObj aliases, as the next version
162 of JSON will not have them either.
163 - bit the bullet and converted the very simple json object
164 into a more complex one.
165 - work around a bug where perl wrongly claims an integer
166 is not an integer.
167 - unbundle JSON::XS::Boolean into own pm file so Storable
168 and similar modules can resolve the overloading when thawing.
169
170 1.3 Sun Jun 24 01:55:02 CEST 2007
171 - make JSON::XS::true and false special overloaded objects
172 and return those instead of 1 and 0 for those json atoms
173 (JSON::PP compatibility is NOT achieved yet).
174 - add JSON::XS::is_bool predicate to test for those special
175 values.
176 - add a reference to
177 http://jpsykes.com/47/practical-csrf-and-json-security.
178 - removed require 5.8.8 again, it is just not very expert-friendly.
179 Also try to be more compatible with slightly older versions,
180 which are not recommended (because they are buggy).
181
182 1.24 Mon Jun 11 05:40:49 CEST 2007
183 - added informative section on JSON-as-YAML.
184 - get rid of some c99-isms again.
185 - localise dec->cur in decode_str, speeding up
186 string decoding considerably (>15% on my amd64 + gcc).
187 - increased SHORT_STRING_LEN to 16kb: stack space is
188 usually plenty, and this actually saves memory
189 when !shrinking as short strings will fit perfectly.
190
191 1.23 Wed Jun 6 20:13:06 CEST 2007
192 - greatly improved small integer encoding and decoding speed.
193 - implement a number of µ-optimisations.
194 - updated benchmarks.
195
196 1.22 Thu May 24 00:07:25 CEST 2007
197 - require 5.8.8 explicitly as older perls do not seem to offer
198 the required macros.
199 - possibly made it compile on so-called C compilers by microsoft.
200
201 1.21 Wed May 9 18:40:32 CEST 2007
202 - character offset reported for trailing garbage was random.
203
204 1.2 Wed May 9 18:35:01 CEST 2007
205 - decode did not work with magical scalars (doh!).
206 - added latin1 flag to produce JSON texts in the latin1 subset
207 of unicode.
208 - flag trailing garbage as error.
209 - new decode_prefix method that returns the number
210 of characters consumed by a decode.
211 - max octets/char in perls UTF-X is actually 13, not 11,
212 as pointed out by Glenn Linderman.
213 - fixed typoe reported by YAMASHINA Hio.
214
215 1.11 Mon Apr 9 07:05:49 CEST 2007
216 - properly 0-terminate sv's returned by encode to help
217 C libraries that expect that 0 to be there.
218 - partially "port" JSON from C to microsofts fucking broken
219 pseudo-C. They should be burned to the ground for pissing
220 on standards. And I should be stoned for even trying to
221 support this filthy excuse for a c compiler.
222
223 1.1 Wed Apr 4 01:45:00 CEST 2007
224 - clarify documentation (pointed out by Quinn Weaver).
225 - decode_utf8 sometimes did not correctly flag errors,
226 leading to segfaults.
227 - further reduced default nesting depth to 512 due to the test
228 failure by that anonymous "chris" whose e-mail address seems
229 to be impossible to get. Tests on other freebsd systems indicate
230 that this is likely a problem in his/her configuration and not this
231 module.
232 - renamed json => JSON in error messages.
233 - corrected the character offset in some error messages.
234
235 1.01 Sat Mar 31 16:15:40 CEST 2007
236 - do not segfault when from_json/decode gets passed
237 a non-string object (reported by Florian Ragwitz).
238 This has no effect on normal operation.
239
240 1.0 Thu Mar 29 04:43:34 CEST 2007
241 - the long awaited (by me) 1.0 version.
242 - add \0 (JSON::XS::false) and \1 (JSON::XS::true) mappings to JSON
243 true and false.
244 - add some more notes to shrink, as suggested by Alex Efros.
245 - improve testsuite.
246 - halve the default nesting depth limit, to hopefully make it
247 work on Freebsd (unfortunately, the cpan tester did not
248 send me his report, so I cannot ask about the stack limit on fbsd).
249
250 0.8 Mon Mar 26 00:10:48 CEST 2007
251 - fix a memleak when decoding hashes.
252 - export jsonToBj and objToJson as aliases
253 to to_json and from_json, to reduce incompatibilities
254 between JSON/JSON::PC and JSON::XS. (experimental).
255 - implement a maximum nesting depth for both en- and de-coding.
256 - added a security considerations sections.
257
258 0.7 Sun Mar 25 01:46:30 CET 2007
259 - code cleanup.
260 - fix a memory overflow bug when indenting.
261 - pretty-printing now up to 15% faster.
262 - improve decoding speed of strings by
263 up to 50% by specialcasing short strings.
264 - further decoding speedups for strings using
265 lots of \u escapes.
266 - improve utf8 decoding speed for U+80 .. U+7FF.
267
268 0.5 Sat Mar 24 20:41:51 CET 2007
269 - added the UTF-16 encoding example hinted at in previous
270 versions.
271 - minor documentation fixes.
272 - fix a bug in and optimise canonicalising fastpath
273 (reported by Craig Manley).
274 - remove a subtest that breaks with bleadperl (reported
275 by Andreas König).
276
277 0.31 Sat Mar 24 02:14:34 CET 2007
278 - documentation updates.
279 - do some casting to hopefully fix Andreas' problem.
280 - nuke bogus json rpc stuff.
281
282 0.3 Fri Mar 23 19:33:21 CET 2007
283 - remove spurious PApp::Util reference (John McNamara).
284 - adapted lots of tests from other json modules
285 (idea by Chris Carline).
286 - documented mapping from json to perl and vice versa.
287 - improved the documentation by adding more examples.
288 - added short escaping forms, reducing the created
289 json texts a bit.
290 - added shrink flag.
291 - when flag methods are called without enable argument
292 they will by default enable their flag.
293 - considerably improved string encoding speed (at least
294 with gcc 4).
295 - added a test that covers lots of different characters.
296 - clarified some error messages.
297 - error messages now use correct character offset
298 with F_UTF8.
299 - improve the "no bytes" and "no warnings" hacks in
300 case the called functions do... stuff.
301 - croak when encoding to ascii and an out-of-range
302 (non-unicode) codepoint is encountered.
303
304 0.2 Fri Mar 23 00:23:34 CET 2007
305 - the "could not sleep without debugging release".
306 it should basically work now, with many bugs as
307 no production tests have been run yet.
308 - added more testcases.
309 - the expected shitload of bugfixes.
310 - handle utf8 flag correctly in decode.
311 - fix segfault in decoder.
312 - utf8n_to_uvuni sets retlen to -1, but retlen is an
313 unsigned types (argh).
314 - fix decoding of utf-8 strings.
315 - improved error diagnostics.
316 - fix decoding of 'null'.
317 - fix parsing of empty array/hashes
318 - silence warnings when we prepare the croak message.
319
320 0.1 Thu Mar 22 22:13:43 CET 2007
321 - first release, very untested, basically just to claim
322 the namespace.
323
324 0.01 Thu Mar 22 06:08:12 CET 2007
325 - original version; cloned from Convert-Scalar
326