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51 lines
2.0 KiB
51 lines
2.0 KiB
3 years ago
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/**
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* Utility functions
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* @module multer-gridfs-storage/utils
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*/
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import { Db } from 'mongodb';
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import { ComparatorResult } from './types';
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export declare function shouldListenOnDb(v?: string): boolean;
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/**
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* Compare two objects by value.
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*
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* This function is designed taking into account how mongodb connection parsing routines work.
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* @param object1 The target object to compare
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* @param object2 The second object to compare with the first
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* @return Return true if both objects are equal by value
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*/
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export declare function compare(object1: any, object2: any): boolean;
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/**
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* Compare arrays by reference unless the values are strings or buffers
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* @param array1 The source array to compare
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* @param array2 The target array to compare with
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* @return Returns true if both arrays are equivalent
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*/
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export declare function compareArrays(array1: any[], array2: any[]): boolean;
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/**
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* Indicates how objects should be compared.
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* @param object1 The source object to compare
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* @param object2 The target object to compare with
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* @return Always returns 'identity' unless both objects have the same type and they are plain objects, arrays
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* or buffers
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*/
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export declare function compareBy(object1: any, object2: any): ComparatorResult;
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/**
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* Return true if the object has at least one property inherited or not
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* @param object The object to inspect
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* @return If the object has any properties or not
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*/
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export declare function hasKeys(object: any): boolean;
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/**
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* Compare two parsed uris checking if they are equivalent
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* @param {*} uri1 The source parsed uri
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* @param {*} uri2 The target parsed uri to compare
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* @return {boolean} Return true if both uris are equivalent
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*/
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export declare function compareUris(uri1: any, uri2: any): boolean;
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/**
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* Checks if an object is a mongoose instance, a connection or a mongo Db object
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* @param {*} object The object to check
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* @return The database object
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*/
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export declare function getDatabase(object: any): Db;
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