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Code Activity
27,025 Commits 1,607 Branches 185 Tags
91f3cd987456997941c88ea67f7a45ac9c7f52d2
Commit Graph

138 Commits

Author SHA1 Message Date
drh
caf7e26c4f Switch to using jsonParseCached() for json_patch(). 
FossilOrigin-Name: 2ed9c59e6a51037e63485d0a92dae25443116beddfca1ac73d2f5d5be38d4ad3
 2023-07-27 23:51:36 +00:00
drh
6bc4baf313 If the input JSON to a json function that uses cache comes from an RCStr 
value, then use that RCStr value in the parse rather than making a copy.

FossilOrigin-Name: 509ae9c1470dd79d320e84371e1e6662fb85fa0571df5ed8c4d946d10cdfe821
 2023-07-27 20:28:29 +00:00
drh
93853a4846 Fix a performance regression in JSON associated with generating small 
snippets of JSON from a larger JSON string.

FossilOrigin-Name: 837f2907e10b026f6db1ca2d44b4bf60a6f069bf534bf369ad9b5c513cb0c6e4
 2023-07-27 00:21:59 +00:00
drh
e94e132994 Reduce the number of memory allocations when parsing JSON. 
FossilOrigin-Name: 9edd67162113df57dae21d4683f9495611e2cf4717c6d12f5b7b8e44156d5fe3
 2023-07-26 23:22:32 +00:00
drh
f7a164f345 Minor changes to make coverage testing easier. 
FossilOrigin-Name: ec8b43382e5402e15d9f2dda3cf21ac8be8c1589ddbe6c9433c33eef0036f764
 2023-07-26 21:53:09 +00:00
drh
3f3dc2f5d8 Change a switch() case to default for coverage. 
FossilOrigin-Name: 04f497074b9210326030f36107a43d6490a2a59c8a574e2c5429cd9bde681bf7
 2023-07-26 19:22:43 +00:00
drh
beb3fb6904 Make sure jsonReplaceNode() always leaves the JsonParse in a consistent state even if an error is encountered. 
FossilOrigin-Name: 01d52232dd6fbd253e77419a17df3df83d49434792d288ef96e14739a89cef3b
 2023-07-26 19:11:47 +00:00
drh
7286c59896 Change the debugging "json_parse(X)" function so that it shows a more 
complete description of the JsonParse object on standard output and returns
the mimified JSON.  Former behavior was to return the text of a decode
of the aNode array.

FossilOrigin-Name: 1bf85d4e388714a88f8940dcdec353c3e0267456697eff6963d34637912aecc9
 2023-07-26 13:17:43 +00:00
drh
2b57197066 More comment improvements in json.c. Do not run jsonLookup() following 
an OOM error.

FossilOrigin-Name: cd5fda8c2e354da7458b7c1a82ff18c5946f8dab16095bb0293bec57f6804f17
 2023-07-26 11:53:14 +00:00
drh
7725370ff4 Improved comments and other cleanup for the changes on this branch. 
FossilOrigin-Name: bac953a80d1a541e7a12aef00c86c002133859237143ad670b39ea19799a8900
 2023-07-26 11:43:39 +00:00
drh
9a184daad3 Fix jsonForceRCStr() to also add the NULL terminator. 
FossilOrigin-Name: 134b01f37f8f741d7f7b7eda81384695d1cbe4c39751d87f08832d5c9afdcef2
 2023-07-26 11:00:47 +00:00
drh
44f53b9647 Extend the enhancement to json_set() and json_replace(). Clean up cruft. 
FossilOrigin-Name: 2dbb22c75e86f2e3ced38ac14b4943570d5c2f86cd5e37e875bf0c863be28836
 2023-07-26 01:05:08 +00:00
drh
0f200bc580 Add the JsonParse.zAlt field to old revised JSON text after a change. 
Demonstrate that this elminates the need for reparsing after a change
by using it in the json_remove() function.  This is an incremental check-in
containing lots of cruft.

FossilOrigin-Name: f930b139d6db0ee799bc90397b225175103c4bf22923d1c9cbcd32509adc1738
 2023-07-26 00:48:45 +00:00
drh
59b8e666f6 Clarify ownership of the various objects involved in parsing JSON. 
FossilOrigin-Name: afe02a398a16d51bd7482b6fbe2fbd15d9ac4fd9cdbc9d2bf81f38b3391fc567
 2023-07-25 20:26:47 +00:00
drh
440e696d5e Incremental improvements to JSON parsing - trying to fold in the RCStr object. 
FossilOrigin-Name: 4cb15d934a85ebc290fe6dd8cd3bd47b159561ca75d72bbffef30b9ea4623b09
 2023-07-25 18:28:03 +00:00
drh
4bca124845 Fix a minor problem with error reporting in JSON. 
FossilOrigin-Name: c456e4a8999066cd96246327101b3cca78294511a71a2ac07939bb702bfcb5f4
 2023-07-25 15:43:01 +00:00
drh
f02cc9a324 Create the new RCStr class of strings and try to use them for JSON storage. 
FossilOrigin-Name: c1b8725089bb3d006ec69add28f4fcb3f4e79412c7f438b5b1067c2227e77b9c
 2023-07-25 15:08:18 +00:00
drh
b715fe9d80 It is an error to try to insert a BLOB value into JSON. 
FossilOrigin-Name: 28c6e964b1e2257527df02b352f02e135f7c4b764b8b41eda6461f9538f5d042
 2023-07-24 23:27:05 +00:00
drh
3d2a559ecb Clean up some #defines in json. 
FossilOrigin-Name: 327fff501e36f75d4901c520123c5ca45e0e0da1d9cc8fa8fa877ceb68c686d2
 2023-07-24 22:45:59 +00:00
drh
27553579c0 Rework the JSON parse structure to facilitate better caching. Passes all 
tests.

FossilOrigin-Name: ecdcb1ded76e9a0591bf7a2009679f49fc3aa639d3cc12406c6d29243ed8e1c5
 2023-07-24 22:34:26 +00:00
drh
9125d5ab6c Incremental progress toward improved caching of parsed JSON. 
FossilOrigin-Name: f2c063884685a79d5a787590447c292f51e898a98c9508159c788f505227ba85
 2023-07-24 17:59:25 +00:00
drh
7d70571142 Merge the latest trunk enhancements into the json-opt branch. 
FossilOrigin-Name: 00bfc4918be49ac74a3e7851c88ab7ec226e6a37853f8ad4c77f758751960456
 2023-07-24 12:37:23 +00:00
drh
569700a72e Further improvements to large string handling in relation to JSON. 
FossilOrigin-Name: 1e5df0aa3dae5cadbf1d07c718ae2a5212543300b68e49d35e8c96855a7f619c
 2023-07-21 18:09:07 +00:00
drh
7a2280fe65 Multiple optimizations that try to preserve or infer the zero-terminated 
property of TEXT values.  Avoid unnecessary copying of text values destined
to become function parameters.  All changes help improve performance of
doing UPDATEs on large JSON values that are indexed multiple ways.

FossilOrigin-Name: d0278cdedfa04fb0b61838ab9622be8a2c462f58d5c3ebc4c5f802a727d0974e
 2023-07-21 15:01:53 +00:00
drh
c8f4fec2de More infrastructure changes towards improving JSON cache performance. 
Incremental check-in.

FossilOrigin-Name: 1955e66cfc4614df97b8d68b0e662f309513d62dc8aeec71af5a54e66b79c707
 2023-07-21 11:09:53 +00:00
drh
51d7869096 Experimental framework upon which to build a better JSON parse structure that 
supports cached of modified JSON.  All of these changes are tentative and
subject to change or removal.  Incremental check-in.

FossilOrigin-Name: e384163a4763c10b5838cbf28f9c4d8ea799bbbed6e890e8aa91b2bd1458646d
 2023-07-20 17:45:09 +00:00
drh
50834d8b74 Further improvement to JSON parser performance. 
FossilOrigin-Name: 144c8ccf6e5bb2527dd98742f0d67e0a16c627e7c67f754ce8ed4c4fb5b8d8b6
 2023-07-19 17:24:36 +00:00
drh
8376ae7295 Further performance enhancements to JSON parsing and rendering. Total 
performance gain for large JSONs so far on this branch is about 11%.

FossilOrigin-Name: adb4d6b007cbe9d7c9670f5fc196443ebe0f3a89df1f3290ba6247fcf83fe5bd
 2023-07-19 15:06:29 +00:00
drh
7a816e771a Performance optimization for parsing large JSONs that contain lots of text. 
FossilOrigin-Name: c9fbe0185cd5d64950724b00cd0bfb3a7939a985040465a0f35f445acb6e94a6
 2023-07-19 13:50:31 +00:00
larrybr
55be21647e Fix straggler misspellings and tidy the custom dictionary. Also include pickups from [forum:/info/c61fb09afd|forum post c61fb09afd]. 
FossilOrigin-Name: 8c291d99946eb32b20b743921202f9c7cfb716268ff526817b27adbb7942e40b
 2023-06-07 17:03:22 +00:00
larrybr
bc91738e66 Add a C-source spell-checking facility. make misspell (on Nix) 
FossilOrigin-Name: 26c1bb4bd9e9f56613c3aa87407a7f562fd4ebde5bfd6dece02078001d9a45f8
 2023-06-07 08:40:31 +00:00
drh
c42bbfc550 Ensure that the label for a JSON object really is a string and not an array 
or object that just happens to end with a string.
dbsqfuzz 32f62ed8676d0a153dbe756aeae3202d3670fe50.

FossilOrigin-Name: c335737c2889722ea05b732a5efff8a2f31140c18ca038c41e05c2a26e0db5bd
 2023-05-08 11:11:08 +00:00
drh
4e73863fd4 Fix a comment in the JSON logic. No code changes. 
FossilOrigin-Name: 3f30ea5ec9d849c64d8c38f4fffbc06c749ecff91ab90bc29b3a3cc9ec5b9df0
 2023-05-05 20:22:06 +00:00
dan
ed96436f23 Reduce the maximum depth of nesting in json objects to 1000. 
FossilOrigin-Name: c7697a0d45bfab20ec09f17ad65e375ddb43af6762278481c13a65c9a784978e
 2023-05-05 15:52:44 +00:00
drh
681307dc80 Improved detection of excess recursion on arrays and objects in the JSON 
parser.  Fixes a problem detected by dbsqlfuzz.

FossilOrigin-Name: d40fd5924adaa8d6b1dd6b9a4087f64d496cf60096ae11c9229c59309c0d4844
 2023-05-03 06:38:03 +00:00
drh
bdb40cb18f Allow for lower-case "nan" to mean NaN in JSON. 
FossilOrigin-Name: 6bee0a19e2efb6e39097fb22602556791d3d3962c50a1a0471c39a0c61db632e
 2023-05-02 17:33:34 +00:00
drh
8c79ea8447 Improved handling of NULL arguments to json_valid() and 
json_error_position(). [forum:/forumpost/06c6334412|Forum post 06c6334412].

FossilOrigin-Name: ab78e6946ba8125a83ff155561adf9c8df4d1c09a645fce08c8245ddb08bfa3b
 2023-05-02 11:12:01 +00:00
drh
f9b58eb4f8 Fix harmless compiler warnings. 
FossilOrigin-Name: 342af5b4fa0bd7c699e5497161db13d0cf795c7a5875ae30d666122e518f213b
 2023-05-01 20:42:15 +00:00
drh
59fe13e39a Fix harmless compiler warnings. 
FossilOrigin-Name: 0a926994691ccb02ea4f0ba3c2e8f728871ae67d24c705fbc0f7af81f38d5f47
 2023-05-01 18:52:35 +00:00
drh
e210c93903 Fix abbreviated paths for objects such that they work even if the object 
key begins with '$'.

FossilOrigin-Name: 1b991c78141a9915ae9350ecb347a758e50d7d25c8a0f4cc098ae10d47c27043
 2023-05-01 03:56:48 +00:00
drh
5196d93505 Fix a problem with json_patch() when one side or the other is JSON5. 
dbsqlfuzz bc10593a4ba8e7a7862593532285be31f00f8e41

FossilOrigin-Name: e18c0899cc774f6f20d2a73381fa3ab3af9355cf4d108c7612db259eadbb8b96
 2023-04-30 23:52:55 +00:00
drh
dae7ae359e Accept the full ECMAScript 5.1 IdentifyName syntax for keys in objects. 
FossilOrigin-Name: 9be2c87518b33713210e3e2fa56924888e19415c71329141d18150b275f6f25e
 2023-04-30 20:37:49 +00:00
drh
4a398c317d All JSON to understand floating point literals "Inf" and "QNaN" and "SNaN" in 
any case, without the SQLITE_EXTENDED_NAN_INF compile-time option.  This
extension is always available.

FossilOrigin-Name: fb551145e0d84213b3343dc1bc7db70c898b9dea24a72b968240617f4b52d821
 2023-04-30 19:45:25 +00:00
drh
7be1473ccb Omit the json_valid() function. Change the name of json_error() to 
json_error_position().  Use "NOT json_error_position(X)" as a substitute
for "json_valid5(X)".

FossilOrigin-Name: 34c4e900a9cc51630eeaf01deef74bf5b18d66e0ab1dc61a2023ac8f837a5197
 2023-04-30 19:34:41 +00:00
drh
440f7b4833 More ALWAYS() macros. 
FossilOrigin-Name: 770b09f7a795956be63a06847059370db8dfc88654878d742b7b826947029962
 2023-04-29 17:35:29 +00:00
drh
f8ae2d2a2a Add ALWAYS macros on unreachable branches in the new JSON5 logic. 
FossilOrigin-Name: 91e15ed9d93e51b750172a074dbbcf206128e9476571ce6189b8ea0ba5ab4135
 2023-04-29 17:13:39 +00:00
drh
399875f6c5 Simplification of the logic that normalizes JSON5 integer literals into 
canonical JSON integer literals.  Improved reporting of OOM.

FossilOrigin-Name: 01ee613c07fcb87e7d7b7f1b1387982715d1343418f37f4a1dc90e43a76d20e8
 2023-04-29 16:31:08 +00:00
drh
d76d954de3 Do not allow leading zeros on non-zero numeric literals in JSON. 
FossilOrigin-Name: 3e91494390ba88498eb243f61ce4ef4efa23b58326108a769bc72331d7d7d75b
 2023-04-29 16:00:20 +00:00
drh
64953f0fb8 Minor fixes to to the JSON% parser. 
FossilOrigin-Name: 2fe684cdcdc3cab4ec3348ca5aa5948e4472c562b739c29faebcb77397f8d969
 2023-04-29 12:13:27 +00:00
drh
f176776bd7 Correctly recognize an isolated U+feff as a space character in JSON5. 
FossilOrigin-Name: 4473dc8e3ad18bb6185ed4a819baf881a7d26ac74bc70fae6ba23a0030be8316
 2023-04-29 00:59:22 +00:00