fix: made retrieving TEXT columns from SQLite with NULL values in-between strings work properly

Author: swittk

cpp/JSIHelper.cpp

@@ -154,7 +154,8 @@ jsi::Value createSequelQueryExecutionResult(jsi::Runtime &rt, SQLiteOPResult sta
           QuickValue value = entry.second;
           if (value.dataType == TEXT)
           {
-            rowObject.setProperty(rt, columnName.c_str(), jsi::String::createFromUtf8(rt, value.textValue.c_str()));
+            // using value.textValue (std::string) directly allows jsi::String to use length property of std::string (allowing strings with NULLs in them like SQLite does)
+            rowObject.setProperty(rt, columnName.c_str(), jsi::String::createFromUtf8(rt, value.textValue));
           }
           else if (value.dataType == INTEGER)
           {

cpp/sqliteBridge.cpp

@@ -329,7 +329,9 @@ SQLiteOPResult sqliteExecute(string const dbName, string const &query, vector<Qu
         case SQLITE_TEXT:
         {
           const char *column_value = reinterpret_cast<const char *>(sqlite3_column_text(statement, i));
-          row[column_name] = createTextQuickValue(string(column_value));
+          int byteLen = sqlite3_column_bytes(statement, i);
+          // Specify length too; in case string contains NULL in the middle (which SQLite supports!)
+          row[column_name] = createTextQuickValue(string(column_value, byteLen));
           break;
         }