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Fix the PG-compatible -> and ->> path parsing.

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FossilOrigin-Name: 22d5138315fb77eeea1c7e66ccc4190bcae18d058a99aa37ddd119e54b52f723
This commit is contained in:
drh
2022-01-11 18:01:17 +00:00
parent 875912c246
commit aa97b57b11
3 changed files with 32 additions and 29 deletions
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12
manifest
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@@ -1,5 +1,5 @@
C Fix\stypo\sin\sthe\sjson-enhancements.md\sdocument. C Fix\sthe\sPG-compatible\s->\sand\s->>\spath\sparsing.
D 2022-01-10T17:43:54.652 D 2022-01-11T18:01:17.466
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -512,7 +512,7 @@ F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
F src/hwtime.h cb1d7e3e1ed94b7aa6fde95ae2c2daccc3df826be26fc9ed7fd90d1750ae6144 F src/hwtime.h cb1d7e3e1ed94b7aa6fde95ae2c2daccc3df826be26fc9ed7fd90d1750ae6144
F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71 F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
F src/insert.c e528416ff5d86fc5d656ea6a26f03fde39836b6175f93048c32a03cb2ee16743 F src/insert.c e528416ff5d86fc5d656ea6a26f03fde39836b6175f93048c32a03cb2ee16743
F src/json.c d3134d392d88cb21ab352dd877b901ee5d46e6404fc1321f77cf67bb4d4dc9d3 F src/json.c 5dee750a85262600817f20e3ced050f9c2a47d8c3db77f31f4ee379c0f843a8a
F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
F src/loadext.c 95db1fe62c5973f1c5d9c53f6083e21a73ece14cdd47eeca0639691332e85c4d F src/loadext.c 95db1fe62c5973f1c5d9c53f6083e21a73ece14cdd47eeca0639691332e85c4d
F src/main.c 2b6b0dbfeb14d4bb57e368604b0736b2aa42b51b00339d399b01d6b1fc9b4960 F src/main.c 2b6b0dbfeb14d4bb57e368604b0736b2aa42b51b00339d399b01d6b1fc9b4960
@@ -1938,8 +1938,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 39eff3b9bf1f318d3606d8e5361a2adb2ba8bc1ca2a436ce4f9a204aa4cf20dd P feba24ef774d80ebbaf87a93fc106cb7e482edcc3f237edd4c9d4e918ffb3131
R 8ac564d1981cf04622f1f15a60ba0e5b R 0007d377d0ed1c0dc1f81b209b625ab0
U drh U drh
Z c237913f633491314765f45ba87ab8df Z e45b9675c3fefc0ecfe81398e8f3bbb1
# Remove this line to create a well-formed Fossil manifest. # Remove this line to create a well-formed Fossil manifest.

2
manifest.uuid
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@@ -1 +1 @@
feba24ef774d80ebbaf87a93fc106cb7e482edcc3f237edd4c9d4e918ffb3131 22d5138315fb77eeea1c7e66ccc4190bcae18d058a99aa37ddd119e54b52f723

47
src/json.c
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@@ -1549,36 +1549,39 @@ static void jsonExtractFunc(
/* With a single PATH argument */ /* With a single PATH argument */
zPath = (const char*)sqlite3_value_text(argv[1]); zPath = (const char*)sqlite3_value_text(argv[1]);
if( zPath==0 ) return; if( zPath==0 ) return;
if( zPath[0]!='$' && (flags & JSON_ABPATH)!=0 ){ if( flags & JSON_ABPATH ){
/* The -> and ->> operators accept abbreviated PATH arguments. This if( zPath[0]!='$' ){
** is mostly for compatibility with PostgreSQL, but also for convenience. /* The -> and ->> operators accept abbreviated PATH arguments. This
** ** is mostly for compatibility with PostgreSQL, but also for
** NUMBER ==> $[NUMBER] // PG compatible ** convenience.
** LABEL ==> $.LABEL // PG compatible **
** [NUMBER] ==> $[NUMBER] // Not PG. Purely for convenience ** NUMBER ==> $[NUMBER] // PG compatible
*/ ** LABEL ==> $.LABEL // PG compatible
jsonInit(&jx, ctx); ** [NUMBER] ==> $[NUMBER] // Not PG. Purely for convenience
if( sqlite3Isdigit(zPath[0]) ){ */
jsonAppendRaw(&jx, "$[", 2); jsonInit(&jx, ctx);
jsonAppendRaw(&jx, zPath, (int)strlen(zPath)); if( sqlite3Isdigit(zPath[0]) ){
jsonAppendRaw(&jx, "]", 2); jsonAppendRaw(&jx, "$[", 2);
jsonAppendRaw(&jx, zPath, (int)strlen(zPath));
jsonAppendRaw(&jx, "]", 2);
}else{
jsonAppendRaw(&jx, "$.", 1 + (zPath[0]!='['));
jsonAppendRaw(&jx, zPath, (int)strlen(zPath));
jsonAppendChar(&jx, 0);
}
pNode = jx.bErr ? 0 : jsonLookup(p, jx.zBuf, 0, ctx);
jsonReset(&jx);
}else{ }else{
jsonAppendRaw(&jx, "$.", 1 + (zPath[0]!='[')); pNode = jsonLookup(p, zPath, 0, ctx);
jsonAppendRaw(&jx, zPath, (int)strlen(zPath));
jsonAppendChar(&jx, 0);
} }
if( jx.bErr==0 ){ if( pNode ){
pNode = jsonLookup(p, jx.zBuf, 0, ctx); if( flags & JSON_JSON ){
if( pNode==0 ){
/* No-op. jsonLookup will have left an error for us */
}else if( flags & JSON_JSON ){
jsonReturnJson(pNode, ctx, 0); jsonReturnJson(pNode, ctx, 0);
}else{ }else{
jsonReturn(pNode, ctx, 0); jsonReturn(pNode, ctx, 0);
sqlite3_result_subtype(ctx, 0); sqlite3_result_subtype(ctx, 0);
} }
} }
jsonReset(&jx);
}else{ }else{
pNode = jsonLookup(p, zPath, 0, ctx); pNode = jsonLookup(p, zPath, 0, ctx);
if( p->nErr==0 && pNode ) jsonReturn(pNode, ctx, 0); if( p->nErr==0 && pNode ) jsonReturn(pNode, ctx, 0);