Convert json_type() to use JSONB internally.

FossilOrigin-Name: 83074835b900ce85cf67059e674ce959801505c37592671af25ca0af7ed483f1

manifest

@@ -1,5 +1,5 @@
-C Convert\sjson_insert(),\sjson_replace(),\sand\sjson_set()\sover\sto\susing\sonly\nJSONB\sinternally.
-D 2023-11-30T19:11:14.034
+C Convert\sjson_type()\sto\suse\sJSONB\sinternally.
+D 2023-11-30T19:29:56.759
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -688,7 +688,7 @@ F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
 F src/hwtime.h f9c2dfb84dce7acf95ce6d289e46f5f9d3d1afd328e53da8f8e9008e3b3caae6
 F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
 F src/insert.c 3f0a94082d978bbdd33c38fefea15346c6c6bffb70bc645a71dc0f1f87dd3276
-F src/json.c 92cc05dcf87cdace6fbf2a76e0cb2b030f04ddb1819e024af4ce8885261b4cef
+F src/json.c 3d897ec27a8640c94e5d8293f8aa64226205140150639571c6f745c42d545e3e
 F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
 F src/loadext.c 7432c944ff197046d67a1207790a1b13eec4548c85a9457eb0896bb3641dfb36
 F src/main.c 1b89f3de98d1b59fec5bac1d66d6ece21f703821b8eaa0d53d9604c35309f6f9
@@ -2145,9 +2145,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P e7a8ba35bff6fde55827f978de5b343b6c134c7fa53827f5c63915a9dc2598ad cc7a641ab5ae739d31c24f0ad0caeb15a481a63fa8f13720718ea922c25862ff
-R 4a2861d7ab7860f80e426ce44e32c50f
-T +closed cc7a641ab5ae739d31c24f0ad0caeb15a481a63fa8f13720718ea922c25862ff
+P 4e2083e86f19ef7634f0b253fb924e52014b43ed0ce8acc51c36f3c5682180a6
+R 4b874649acdc6c51075a8e11e402ee44
 U drh
-Z 60442442b5f0c2166085d00e76659699
+Z 2246ad2d1a16f9f5b929395a88459b9a
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-4e2083e86f19ef7634f0b253fb924e52014b43ed0ce8acc51c36f3c5682180a6
+83074835b900ce85cf67059e674ce959801505c37592671af25ca0af7ed483f1

src/json.c

@@ -1887,42 +1887,6 @@ static char *jsonPathSyntaxError(const char *zErr, sqlite3_context *ctx){
   return 0;
 }
 
-/*
-** Do a node lookup using zPath.  Return a pointer to the node on success.
-** Return NULL if not found or if there is an error.
-**
-** On an error, write an error message into pCtx and increment the
-** pParse->nErr counter.
-**
-** If pApnd!=NULL then try to append missing nodes and set *pApnd = 1 if
-** nodes are appended.
-*/
-static JsonNode *jsonLookup(
-  JsonParse *pParse,      /* The JSON to search */
-  const char *zPath,      /* The path to search */
-  int *pApnd,             /* Append nodes to complete path if not NULL */
-  sqlite3_context *pCtx   /* Report errors here, if not NULL */
-){
-  const char *zErr = 0;
-  JsonNode *pNode = 0;
-
-  if( zPath==0 ) return 0;
-  if( zPath[0]!='$' ){
-    zErr = zPath;
-    goto lookup_err;
-  }
-  zPath++;
-  pNode = jsonLookupStep(pParse, 0, zPath, pApnd, &zErr);
-  if( zErr==0 ) return pNode;
-
-lookup_err:
-  pParse->nErr++;
-  assert( zErr!=0 && pCtx!=0 );
-  jsonPathSyntaxError(zErr, pCtx);
-  return 0;
-}
-
-
 /*
 ** Report the wrong number of arguments for json_insert(), json_replace()
 ** or json_set().
@@ -4666,20 +4630,45 @@ static void jsonTypeFunc(
   sqlite3_value **argv
 ){
   JsonParse *p;          /* The parse */
-  const char *zPath;
-  JsonNode *pNode;
+  const char *zPath = 0;
+  u32 i;
 
-  p = jsonParseCached(ctx, argv[0], ctx, 0);
+  p = jsonParseFuncArg(ctx, argv[0], 0);
   if( p==0 ) return;
   if( argc==2 ){
+    if( sqlite3_value_type(argv[1])==SQLITE_NULL ){
+      goto json_type_done;
+    }
+    if( sqlite3_value_bytes(argv[1])==0 ){
+      jsonBadPathError(ctx, "");
+      goto json_type_done;
+    }
     zPath = (const char*)sqlite3_value_text(argv[1]);
-    pNode = jsonLookup(p, zPath, 0, ctx);
+    if( zPath==0 ){
+      sqlite3_result_error_nomem(ctx);
+      goto json_type_done;
+    }
+    if( zPath[0]!='$' ){
+      jsonBadPathError(ctx, zPath);
+      goto json_type_done;
+    }
+    i = jsonLookupBlobStep(p, 0, zPath+1, 0);
+    if( JSON_BLOB_ISERROR(i) ){
+      if( i==JSON_BLOB_NOTFOUND ){
+        /* no-op */
+      }else if( i==JSON_BLOB_PATHERROR ){
+        jsonBadPathError(ctx, zPath);
       }else{
-    pNode = p->aNode;
+        sqlite3_result_error(ctx, "malformed JSON", -1);
       }
-  if( pNode ){
-    sqlite3_result_text(ctx, jsonType[pNode->eType], -1, SQLITE_STATIC);
+      goto json_type_done;
     }
+  }else{
+    i = 0;
+  }
+  sqlite3_result_text(ctx, jsonbType[p->aBlob[i]&0x0f], -1, SQLITE_STATIC);
+json_type_done:
+  jsonParseFree(p);
 }
 
 /*