/**
 * Created by steve on 3/28/2016.
 */
/**
* Filter a provided list of (generic) items.
* Uses a "multi-term" search approach.  The search expression is parsed into query terms
* (space delimited; quoted strings treated as one term).  Items match if their searchable string contains
* all of the terms.
*
* @param {Array<Object>} items           The list of items to filter
* @param {function}   itemToSearchableString A function from item=>String.  Returns the searchable string, given an item
* @param {string}     searchQueryString      The query, in string form, with which to filter records
* @return {Array<Object>} an Array of items that pass the filter
*/
export declare function filterItems<T>(items: Array<T>, itemToSearchableString: (item: T) => string, searchQueryString: string): T[];
/**
 * Split search query string on whitespace, unless wrapped in quotes
 * @param {string} searchQueryString A string representing the search query
 * @returns {Array<String>} A set of query terms parsed from searchQueryString
 */
export declare function parseSearchQueryString(searchQueryString: string): string[];
/**
 * Return a boolean indicating if all the queryTerms are found in the searchableString
 * @param queryTerms An array of queryTerms to search with
 * @param searchableString The string to search.
 * @returns boolean
 */
export declare function areTermsInString(queryTerms: Array<string>, searchableString: string): boolean;
/**
 * Return a regex string which can be used to determine if all queryTerms
 * are found in the searchableString
 * @param queryTerms An array of queryTerms to search with
 * @param searchableString The string to search.
 * @returns boolean
 */
export declare function areTermsInStringRegexString(queryTerms: Array<string>): string;
/**
 * Returns help text which describes the search provided by areTermsInString
 * @param itemDescription A description of the items that are being filtered
 * Note that html is allowed in this help text as safeHtml is introduced
 */
export declare function makeSearchHelpText(itemDescription: string): string;
/**
 * Return a boolean indicating if the query term is found in the searchableString
 * @param {string} queryTerm
 * @param {string} searchableString
 * @returns {boolean} true if a match
 */
export declare function isTermInString(queryTerm: string, searchableString?: string): boolean;
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