MongoDB shell version: 3.2.10
connecting to: mongodb.example.net/testdb
Welcome to the MongoDB shell.
For interactive help, type "help".
For more comprehensive documentation, see
	http://docs.mongodb.org/
Questions? Try the support group
	http://groups.google.com/group/mongodb-user
floow:PRIMARY> db.users.find({"_id":ObjectId("57fbaa66f48ba92249b75916")})
ReferenceError: singleBatchType is not defined

mongoexport -h mongodb.example.net -d testdb -c users | grep "57fbaa66f48ba92249b75916"
2017-01-18T07:55:54.329+0000	connected to: mongodb.example.net
{"_id":{"$oid":"57fbaa66f48ba92249b75916"},"ok":{"$undefined":true},"nInserted":1.0,"nUpserted":0.0,"nMatched":0.0,"nModified":0.0,"nRemoved":0.0,"getUpsertedId":{"$code":"function () {\n      if (bulkResult.upserted.length == 0) {\n        return null;\n      }\n\n      return bulkResult.upserted[bulkResult.upserted.length - 1];\n    }"},"getRawResponse":{"$code":"function () {\n      return bulkResult;\n    }"},"getWriteError":{"$code":"function () {\n      if (bulkResult.writeErrors.length == 0) {\n        return null;\n      } else {\n        return bulkResult.writeErrors[bulkResult.writeErrors.length - 1];\n      }\n    }"},"hasWriteError":{"$code":"function () {\n      return this.getWriteError() != null;\n    }"},"getWriteConcernError":{"$code":"function () {\n      if (bulkResult.writeConcernErrors.length == 0) {\n        return null;\n      } else {\n        return bulkResult.writeConcernErrors[0];\n      }\n    }"},"hasWriteConcernError":{"$code":"function () {\n      return this.getWriteConcernError() != null;\n    }"},"tojson":{"$code":"function (indent, nolint) {\n      var result = {}\n\n      if(singleBatchType == INSERT) {\n        result.nInserted = this.nInserted;\n      }\n\n      if(singleBatchType == UPDATE) {\n        result.nMatched = this.nMatched;\n        result.nUpserted = this.nUpserted;\n\n        if(this.nModified != undefined)\n            result.nModified = this.nModified;\n\n        if(Array.isArray(bulkResult.upserted)\n            \u0026\u0026 bulkResult.upserted.length == 1) {\n          result._id = bulkResult.upserted[0]._id;\n        }\n      }\n\n      if(singleBatchType == REMOVE) {\n        result.nRemoved = bulkResult.nRemoved;\n      }\n\n      if(this.getWriteError() != null) {\n        result.writeError = {};\n        result.writeError.code = this.getWriteError().code;\n        result.writeError.errmsg = this.getWriteError().errmsg;\n      }\n\n      if(this.getWriteConcernError() != null) {\n        result.writeConcernError = this.getWriteConcernError();\n      }\n\n      return tojson(result, indent, nolint);\n    }"},"toString":{"$code":"function () {\n      // Suppress all output for the write concern w:0, since the client doesn't care.\n      if(writeConcern \u0026\u0026 writeConcern.w == 0) {\n        return \"WriteResult(\" + tojson({}) + \")\";;\n      }\n      return \"WriteResult(\" + this.tojson() + \")\";\n    }"},"shellPrint":{"$code":"function () {\n      return this.toString();\n    }"}}