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Overview
| Comment: | Fix json_set() so that it can overwrite a value that was previously overwritten during the same call. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
0f16041647993975c316203c7e11f06e |
| User & Date: | drh 2015-09-22 00:21:03 |
Context
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2015-09-22
| ||
| 01:15 | Futher simplifications to json1.c. Also an obscure bug-fix in the initial output of json_tree() when using a path to an object contained within an array. check-in: fcb1e327 user: drh tags: trunk | |
| 00:21 | Fix json_set() so that it can overwrite a value that was previously overwritten during the same call. check-in: 0f160416 user: drh tags: trunk | |
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2015-09-21
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| 23:53 | For MSVC, have the 'sqlite3.c' target depend on 'sqlite3ext.h' as well as other targets may depend on this behavior (e.g. extensions). check-in: 737ac3fa user: mistachkin tags: trunk | |
Changes
Changes to ext/misc/json1.c.
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if( aUp==0 ){
pParse->oom = 1;
return SQLITE_NOMEM;
}
jsonParseFillInParentage(pParse, 0, 0);
return SQLITE_OK;
}
/* forward declaration */
static JsonNode *jsonLookupAppend(JsonParse*,const char*,int*,const char**);
/*
** Search along zPath to find the node specified. Return a pointer
** to that node, or NULL if zPath is malformed or if there is no such
................................................................................
if( nKey==0 ){
*pzErr = zPath;
return 0;
}
j = 1;
for(;;){
while( j<=pRoot->n ){
if( pRoot[j].n==nKey+2
&& strncmp(&pRoot[j].u.zJContent[1],zKey,nKey)==0
){
return jsonLookupStep(pParse, iRoot+j+1, &zPath[i], pApnd, pzErr);
}
j++;
j += jsonNodeSize(&pRoot[j]);
}
if( (pRoot->jnFlags & JNODE_APPEND)==0 ) break;
iRoot += pRoot->u.iAppend;
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if( aUp==0 ){
pParse->oom = 1;
return SQLITE_NOMEM;
}
jsonParseFillInParentage(pParse, 0, 0);
return SQLITE_OK;
}
/*
** Compare the OBJECT label at pNode against zKey,nKey. Return true on
** a match.
*/
static int jsonLabelCompare(JsonNode *pNode, const char *zKey, int nKey){
if( pNode->jnFlags & JNODE_RAW ){
if( pNode->n!=nKey ) return 0;
return strncmp(pNode->u.zJContent, zKey, nKey)==0;
}else{
if( pNode->n!=nKey+2 ) return 0;
return strncmp(pNode->u.zJContent+1, zKey, nKey)==0;
}
}
/* forward declaration */
static JsonNode *jsonLookupAppend(JsonParse*,const char*,int*,const char**);
/*
** Search along zPath to find the node specified. Return a pointer
** to that node, or NULL if zPath is malformed or if there is no such
................................................................................
if( nKey==0 ){
*pzErr = zPath;
return 0;
}
j = 1;
for(;;){
while( j<=pRoot->n ){
if( jsonLabelCompare(pRoot+j, zKey, nKey) ){
return jsonLookupStep(pParse, iRoot+j+1, &zPath[i], pApnd, pzErr);
}
j++;
j += jsonNodeSize(&pRoot[j]);
}
if( (pRoot->jnFlags & JNODE_APPEND)==0 ) break;
iRoot += pRoot->u.iAppend;
|
Changes to test/json101.test.
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} {{{"a":[3,4,5],"b":2}}}
do_execsql_test json1-3.3 {
SELECT json_type(json_set('{"a":1,"b":2}','$.b','{"x":3,"y":4}'),'$.b');
} {text}
do_execsql_test json1-3.4 {
SELECT json_type(json_set('{"a":1,"b":2}','$.b',json('{"x":3,"y":4}')),'$.b');
} {object}
# Per rfc7159, any JSON value is allowed at the top level, and whitespace
# is permitting before and/or after that value.
#
do_execsql_test json1-4.1 {
CREATE TABLE j1(x);
INSERT INTO j1(x)
|
> > > |
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} {{{"a":[3,4,5],"b":2}}}
do_execsql_test json1-3.3 {
SELECT json_type(json_set('{"a":1,"b":2}','$.b','{"x":3,"y":4}'),'$.b');
} {text}
do_execsql_test json1-3.4 {
SELECT json_type(json_set('{"a":1,"b":2}','$.b',json('{"x":3,"y":4}')),'$.b');
} {object}
do_execsql_test json1-3.5 {
SELECT fullkey, atom, '|' FROM json_tree(json_set('{}','$.x',123,'$.x',456));
} {{$} {} | {$.x} 456 |}
# Per rfc7159, any JSON value is allowed at the top level, and whitespace
# is permitting before and/or after that value.
#
do_execsql_test json1-4.1 {
CREATE TABLE j1(x);
INSERT INTO j1(x)
|