@firebase/firestore
Version:
The Cloud Firestore component of the Firebase JS SDK.
50 lines (49 loc) • 1.98 kB
TypeScript
/**
* @license
* Copyright 2022 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { Document } from '../model/document';
import { Value as ProtoValue } from '../protos/firestore_proto_api';
import { OrderBy } from './order_by';
/**
* Represents a bound of a query.
*
* The bound is specified with the given components representing a position and
* whether it's just before or just after the position (relative to whatever the
* query order is).
*
* The position represents a logical index position for a query. It's a prefix
* of values for the (potentially implicit) order by clauses of a query.
*
* Bound provides a function to determine whether a document comes before or
* after a bound. This is influenced by whether the position is just before or
* just after the provided values.
*/
export declare class Bound {
readonly position: ProtoValue[];
readonly inclusive: boolean;
constructor(position: ProtoValue[], inclusive: boolean);
}
/**
* Returns true if a document sorts after a bound using the provided sort
* order.
*/
export declare function boundSortsAfterDocument(bound: Bound, orderBy: OrderBy[], doc: Document): boolean;
/**
* Returns true if a document sorts before a bound using the provided sort
* order.
*/
export declare function boundSortsBeforeDocument(bound: Bound, orderBy: OrderBy[], doc: Document): boolean;
export declare function boundEquals(left: Bound | null, right: Bound | null): boolean;