/// <reference types="node" />
/// <reference types="node" />
import type { ObjectIdLike } from 'bson';
import { EventEmitter } from 'events';
import type { Binary, BSONRegExp, Decimal128, Document, Double, Int32, Long, ObjectId, Timestamp } from './bson';
import type { Sort } from './sort';
/** @internal */
export declare type TODO_NODE_3286 = any;
/** Given an object shaped type, return the type of the _id field or default to ObjectId @public */
export declare type InferIdType<TSchema> = TSchema extends {
    _id: infer IdType;
} ? Record<any, never> extends IdType ? never : IdType : TSchema extends {
    _id?: infer IdType;
} ? unknown extends IdType ? ObjectId : IdType : ObjectId;
/** Add an _id field to an object shaped type @public */
export declare type WithId<TSchema> = EnhancedOmit<TSchema, '_id'> & {
    _id: InferIdType<TSchema>;
};
/**
 * Add an optional _id field to an object shaped type
 * @public
 */
export declare type OptionalId<TSchema> = EnhancedOmit<TSchema, '_id'> & {
    _id?: InferIdType<TSchema>;
};
/**
 * Adds an optional _id field to an object shaped type, unless the _id field is requried on that type.
 * In the case _id is required, this method continues to require_id.
 *
 * @public
 *
 * @privateRemarks
 * `ObjectId extends TSchema['_id']` is a confusing ordering at first glance. Rather than ask
 * `TSchema['_id'] extends ObjectId` which translated to "Is the _id property ObjectId?"
 * we instead ask "Does ObjectId look like (have the same shape) as the _id?"
 */
export declare type OptionalUnlessRequiredId<TSchema> = TSchema extends {
    _id: any;
} ? TSchema : OptionalId<TSchema>;
/** TypeScript Omit (Exclude to be specific) does not work for objects with an "any" indexed type, and breaks discriminated unions @public */
export declare type EnhancedOmit<TRecordOrUnion, KeyUnion> = string extends keyof TRecordOrUnion ? TRecordOrUnion : TRecordOrUnion extends any ? Pick<TRecordOrUnion, Exclude<keyof TRecordOrUnion, KeyUnion>> : never;
/** Remove the _id field from an object shaped type @public */
export declare type WithoutId<TSchema> = Omit<TSchema, '_id'>;
/** A MongoDB filter can be some portion of the schema or a set of operators @public */
export declare type Filter<TSchema> = Partial<TSchema> | ({
    [Property in Join<NestedPaths<WithId<TSchema>>, '.'>]?: Condition<PropertyType<WithId<TSchema>, Property>>;
} & RootFilterOperators<WithId<TSchema>>);
/** @public */
export declare type Condition<T> = AlternativeType<T> | FilterOperators<AlternativeType<T>>;
/**
 * It is possible to search using alternative types in mongodb e.g.
 * string types can be searched using a regex in mongo
 * array types can be searched using their element type
 * @public
 */
export declare type AlternativeType<T> = T extends ReadonlyArray<infer U> ? T | RegExpOrString<U> : RegExpOrString<T>;
/** @public */
export declare type RegExpOrString<T> = T extends string ? BSONRegExp | RegExp | T : T;
/** @public */
export interface RootFilterOperators<TSchema> extends Document {
    $and?: Filter<TSchema>[];
    $nor?: Filter<TSchema>[];
    $or?: Filter<TSchema>[];
    $text?: {
        $search: string;
        $language?: string;
        $caseSensitive?: boolean;
        $diacriticSensitive?: boolean;
    };
    $where?: string | ((this: TSchema) => boolean);
    $comment?: string | Document;
}
/**
 * @public
 * A type that extends Document but forbids anything that "looks like" an object id.
 */
export declare type NonObjectIdLikeDocument = {
    [key in keyof ObjectIdLike]?: never;
} & Document;
/** @public */
export interface FilterOperators<TValue> extends NonObjectIdLikeDocument {
    $eq?: TValue;
    $gt?: TValue;
    $gte?: TValue;
    $in?: ReadonlyArray<TValue>;
    $lt?: TValue;
    $lte?: TValue;
    $ne?: TValue;
    $nin?: ReadonlyArray<TValue>;
    $not?: TValue extends string ? FilterOperators<TValue> | RegExp : FilterOperators<TValue>;
    /**
     * When `true`, `$exists` matches the documents that contain the field,
     * including documents where the field value is null.
     */
    $exists?: boolean;
    $type?: BSONType | BSONTypeAlias;
    $expr?: Record<string, any>;
    $jsonSchema?: Record<string, any>;
    $mod?: TValue extends number ? [number, number] : never;
    $regex?: TValue extends string ? RegExp | BSONRegExp | string : never;
    $options?: TValue extends string ? string : never;
    $geoIntersects?: {
        $geometry: Document;
    };
    $geoWithin?: Document;
    $near?: Document;
    $nearSphere?: Document;
    $maxDistance?: number;
    $all?: ReadonlyArray<any>;
    $elemMatch?: Document;
    $size?: TValue extends ReadonlyArray<any> ? number : never;
    $bitsAllClear?: BitwiseFilter;
    $bitsAllSet?: BitwiseFilter;
    $bitsAnyClear?: BitwiseFilter;
    $bitsAnySet?: BitwiseFilter;
    $rand?: Record<string, never>;
}
/** @public */
export declare type BitwiseFilter = number /** numeric bit mask */ | Binary /** BinData bit mask */ | ReadonlyArray<number>; /** `[ <position1>, <position2>, ... ]` */
/** @public */
export declare const BSONType: Readonly<{
    readonly double: 1;
    readonly string: 2;
    readonly object: 3;
    readonly array: 4;
    readonly binData: 5;
    readonly undefined: 6;
    readonly objectId: 7;
    readonly bool: 8;
    readonly date: 9;
    readonly null: 10;
    readonly regex: 11;
    readonly dbPointer: 12;
    readonly javascript: 13;
    readonly symbol: 14;
    readonly javascriptWithScope: 15;
    readonly int: 16;
    readonly timestamp: 17;
    readonly long: 18;
    readonly decimal: 19;
    readonly minKey: -1;
    readonly maxKey: 127;
}>;
/** @public */
export declare type BSONType = typeof BSONType[keyof typeof BSONType];
/** @public */
export declare type BSONTypeAlias = keyof typeof BSONType;
/**
 * @public
 * Projection is flexible to permit the wide array of aggregation operators
 * @deprecated since v4.1.0: Since projections support all aggregation operations we have no plans to narrow this type further
 */
export declare type Projection<TSchema extends Document = Document> = Document;
/**
 * @public
 * @deprecated since v4.1.0: Since projections support all aggregation operations we have no plans to narrow this type further
 */
export declare type ProjectionOperators = Document;
/** @public */
export declare type IsAny<Type, ResultIfAny, ResultIfNotAny> = true extends false & Type ? ResultIfAny : ResultIfNotAny;
/** @public */
export declare type Flatten<Type> = Type extends ReadonlyArray<infer Item> ? Item : Type;
/** @public */
export declare type ArrayElement<Type> = Type extends ReadonlyArray<infer Item> ? Item : never;
/** @public */
export declare type SchemaMember<T, V> = {
    [P in keyof T]?: V;
} | {
    [key: string]: V;
};
/** @public */
export declare type IntegerType = number | Int32 | Long;
/** @public */
export declare type NumericType = IntegerType | Decimal128 | Double;
/** @public */
export declare type FilterOperations<T> = T extends Record<string, any> ? {
    [key in keyof T]?: FilterOperators<T[key]>;
} : FilterOperators<T>;
/** @public */
export declare type KeysOfAType<TSchema, Type> = {
    [key in keyof TSchema]: NonNullable<TSchema[key]> extends Type ? key : never;
}[keyof TSchema];
/** @public */
export declare type KeysOfOtherType<TSchema, Type> = {
    [key in keyof TSchema]: NonNullable<TSchema[key]> extends Type ? never : key;
}[keyof TSchema];
/** @public */
export declare type AcceptedFields<TSchema, FieldType, AssignableType> = {
    readonly [key in KeysOfAType<TSchema, FieldType>]?: AssignableType;
};
/** It avoids using fields with not acceptable types @public */
export declare type NotAcceptedFields<TSchema, FieldType> = {
    readonly [key in KeysOfOtherType<TSchema, FieldType>]?: never;
};
/** @public */
export declare type OnlyFieldsOfType<TSchema, FieldType = any, AssignableType = FieldType> = IsAny<TSchema[keyof TSchema], Record<string, FieldType>, AcceptedFields<TSchema, FieldType, AssignableType> & NotAcceptedFields<TSchema, FieldType> & Record<string, AssignableType>>;
/** @public */
export declare type MatchKeysAndValues<TSchema> = Readonly<{
    [Property in Join<NestedPaths<TSchema>, '.'>]?: PropertyType<TSchema, Property>;
} & {
    [Property in `${NestedPathsOfType<TSchema, any[]>}.$${`[${string}]` | ''}`]?: ArrayElement<PropertyType<TSchema, Property extends `${infer Key}.$${string}` ? Key : never>>;
} & {
    [Property in `${NestedPathsOfType<TSchema, Record<string, any>[]>}.$${`[${string}]` | ''}.${string}`]?: any;
}>;
/** @public */
export declare type AddToSetOperators<Type> = {
    $each?: Array<Flatten<Type>>;
};
/** @public */
export declare type ArrayOperator<Type> = {
    $each?: Array<Flatten<Type>>;
    $slice?: number;
    $position?: number;
    $sort?: Sort;
};
/** @public */
export declare type SetFields<TSchema> = ({
    readonly [key in KeysOfAType<TSchema, ReadonlyArray<any> | undefined>]?: OptionalId<Flatten<TSchema[key]>> | AddToSetOperators<Array<OptionalId<Flatten<TSchema[key]>>>>;
} & NotAcceptedFields<TSchema, ReadonlyArray<any> | undefined>) & {
    readonly [key: string]: AddToSetOperators<any> | any;
};
/** @public */
export declare type PushOperator<TSchema> = ({
    readonly [key in KeysOfAType<TSchema, ReadonlyArray<any>>]?: Flatten<TSchema[key]> | ArrayOperator<Array<Flatten<TSchema[key]>>>;
} & NotAcceptedFields<TSchema, ReadonlyArray<any>>) & {
    readonly [key: string]: ArrayOperator<any> | any;
};
/** @public */
export declare type PullOperator<TSchema> = ({
    readonly [key in KeysOfAType<TSchema, ReadonlyArray<any>>]?: Partial<Flatten<TSchema[key]>> | FilterOperations<Flatten<TSchema[key]>>;
} & NotAcceptedFields<TSchema, ReadonlyArray<any>>) & {
    readonly [key: string]: FilterOperators<any> | any;
};
/** @public */
export declare type PullAllOperator<TSchema> = ({
    readonly [key in KeysOfAType<TSchema, ReadonlyArray<any>>]?: TSchema[key];
} & NotAcceptedFields<TSchema, ReadonlyArray<any>>) & {
    readonly [key: string]: ReadonlyArray<any>;
};
/** @public */
export declare type UpdateFilter<TSchema> = {
    $currentDate?: OnlyFieldsOfType<TSchema, Date | Timestamp, true | {
        $type: 'date' | 'timestamp';
    }>;
    $inc?: OnlyFieldsOfType<TSchema, NumericType | undefined>;
    $min?: MatchKeysAndValues<TSchema>;
    $max?: MatchKeysAndValues<TSchema>;
    $mul?: OnlyFieldsOfType<TSchema, NumericType | undefined>;
    $rename?: Record<string, string>;
    $set?: MatchKeysAndValues<TSchema>;
    $setOnInsert?: MatchKeysAndValues<TSchema>;
    $unset?: OnlyFieldsOfType<TSchema, any, '' | true | 1>;
    $addToSet?: SetFields<TSchema>;
    $pop?: OnlyFieldsOfType<TSchema, ReadonlyArray<any>, 1 | -1>;
    $pull?: PullOperator<TSchema>;
    $push?: PushOperator<TSchema>;
    $pullAll?: PullAllOperator<TSchema>;
    $bit?: OnlyFieldsOfType<TSchema, NumericType | undefined, {
        and: IntegerType;
    } | {
        or: IntegerType;
    } | {
        xor: IntegerType;
    }>;
} & Document;
/** @public */
export declare type Nullable<AnyType> = AnyType | null | undefined;
/** @public */
export declare type OneOrMore<T> = T | ReadonlyArray<T>;
/** @public */
export declare type GenericListener = (...args: any[]) => void;
/**
 * Event description type
 * @public
 */
export declare type EventsDescription = Record<string, GenericListener>;
/** @public */
export declare type CommonEvents = 'newListener' | 'removeListener';
/**
 * Typescript type safe event emitter
 * @public
 */
export declare interface TypedEventEmitter<Events extends EventsDescription> extends EventEmitter {
    addListener<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    addListener(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    addListener(event: string | symbol, listener: GenericListener): this;
    on<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    on(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    on(event: string | symbol, listener: GenericListener): this;
    once<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    once(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    once(event: string | symbol, listener: GenericListener): this;
    removeListener<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    removeListener(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    removeListener(event: string | symbol, listener: GenericListener): this;
    off<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    off(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    off(event: string | symbol, listener: GenericListener): this;
    removeAllListeners<EventKey extends keyof Events>(event?: EventKey | CommonEvents | symbol | string): this;
    listeners<EventKey extends keyof Events>(event: EventKey | CommonEvents | symbol | string): Events[EventKey][];
    rawListeners<EventKey extends keyof Events>(event: EventKey | CommonEvents | symbol | string): Events[EventKey][];
    emit<EventKey extends keyof Events>(event: EventKey | symbol, ...args: Parameters<Events[EventKey]>): boolean;
    listenerCount<EventKey extends keyof Events>(type: EventKey | CommonEvents | symbol | string): number;
    prependListener<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    prependListener(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    prependListener(event: string | symbol, listener: GenericListener): this;
    prependOnceListener<EventKey extends keyof Events>(event: EventKey, listener: Events[EventKey]): this;
    prependOnceListener(event: CommonEvents, listener: (eventName: string | symbol, listener: GenericListener) => void): this;
    prependOnceListener(event: string | symbol, listener: GenericListener): this;
    eventNames(): string[];
    getMaxListeners(): number;
    setMaxListeners(n: number): this;
}
/**
 * Typescript type safe event emitter
 * @public
 */
export declare class TypedEventEmitter<Events extends EventsDescription> extends EventEmitter {
}
/** @public */
export declare class CancellationToken extends TypedEventEmitter<{
    cancel(): void;
}> {
}
/**
 * Helper types for dot-notation filter attributes
 */
/** @public */
export declare type Join<T extends unknown[], D extends string> = T extends [] ? '' : T extends [string | number] ? `${T[0]}` : T extends [string | number, ...infer R] ? `${T[0]}${D}${Join<R, D>}` : string;
/** @public */
export declare type PropertyType<Type, Property extends string> = string extends Property ? unknown : Property extends keyof Type ? Type[Property] : Property extends `${number}` ? Type extends ReadonlyArray<infer ArrayType> ? ArrayType : unknown : Property extends `${infer Key}.${infer Rest}` ? Key extends `${number}` ? Type extends ReadonlyArray<infer ArrayType> ? PropertyType<ArrayType, Rest> : unknown : Key extends keyof Type ? Type[Key] extends Map<string, infer MapType> ? MapType : PropertyType<Type[Key], Rest> : unknown : unknown;
/**
 * @public
 * returns tuple of strings (keys to be joined on '.') that represent every path into a schema
 * https://docs.mongodb.com/manual/tutorial/query-embedded-documents/
 */
export declare type NestedPaths<Type> = Type extends string | number | boolean | Date | RegExp | Buffer | Uint8Array | ((...args: any[]) => any) | {
    _bsontype: string;
} ? [] : Type extends ReadonlyArray<infer ArrayType> ? [] | [number, ...NestedPaths<ArrayType>] : Type extends Map<string, any> ? [string] : Type extends object ? {
    [Key in Extract<keyof Type, string>]: Type[Key] extends Type ? [Key] : Type extends Type[Key] ? [Key] : Type[Key] extends ReadonlyArray<infer ArrayType> ? Type extends ArrayType ? [Key] : ArrayType extends Type ? [Key] : [
        Key,
        ...NestedPaths<Type[Key]>
    ] : [
        Key,
        ...NestedPaths<Type[Key]>
    ];
}[Extract<keyof Type, string>] : [];
/**
 * @public
 * returns keys (strings) for every path into a schema with a value of type
 * https://docs.mongodb.com/manual/tutorial/query-embedded-documents/
 */
export declare type NestedPathsOfType<TSchema, Type> = KeysOfAType<{
    [Property in Join<NestedPaths<TSchema>, '.'>]: PropertyType<TSchema, Property>;
}, Type>;
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