interface SMHelperDictionaryType {
    [key: string]: any;
}
/**
 * Collection of utilities
 */
declare namespace SMHelper {
    /**
     * From a dictionary, build the querystring part of a URL.
     * Resulting string can be appended to URLs after the `?` character.
     *
     * Source: http://stackoverflow.com/a/1714899/192024
     *
     * @param obj - Dictionary with keys and values
     * @returns The querystring that can be appended to URLs
     */
    function buildQuerystring(obj: SMHelperDictionaryType): string;
    /**
     * Build a full HTTP/S URL from the various fragments.
     *
     * @param base - Base of the URL, including the protocol (e.g. `http://foo.bar/`)
     * @param parts - Path, either as string or array (e.g. 'api/create' or ['api', 'create'])
     * @param args - Dictionary with GET parameters
     * @returns The full URL
     */
    function buildUrl(base: string, parts?: string | string[], args?: SMHelperDictionaryType): string;
    /**
     * Clone a JS object, deeply.
     *
     * @param obj - The object to clone (any scalar or non-scalar type)
     * @returns The cloned object
     */
    function cloneObject(obj: any): any;
    /**
     * Remove all empty properties from an object.
     * If "onlyNull", remove all `null` value only.
     * The object `obj`, which is passed by reference, is modified.
     *
     * @param obj - Object to compact
     * @param onlyNull - If true, remove only values that are strictly `null` (default: false)
     */
    function compactObject(obj: SMHelperDictionaryType, onlyNull?: boolean): void;
    /**
     * Get a nested property from a dictionary or array, referenced by a string in "dot notation".
     * For example: "key1.key2.0"
     *
     * @param obj - Object containing the property
     * @param desc - Name of the nested property
     * @returns Value of the referenced property or `undefined`
     */
    function getDescendantProperty(obj: SMHelperDictionaryType, desc: string): any;
    /**
     * Check if a value is numeric.
     *
     * @param obj - Value to analyze
     * @returns True if value is numeric
     */
    function isNumeric(obj: any): boolean;
    /**
     * Check if a value is a plain object.
     *
     * @param obj - Value to analyze
     * @returns True if value is a plain object
     */
    function isPlainObject(obj: any): boolean;
    /**
     * Check if a value is of a scalar type (string, number, boolean).
     *
     * @param obj - Value to analyze
     * @returns True if value is of a scalar type
     */
    function isScalar(obj: any): boolean;
    /**
     * Flatten a dictionary to the "dot notation", as used by MongoDB.
     * If preserveArrays is true, arrays are not transformed to the "dot notation".
     *
     * @param obj - Dictionary to convert
     * @param preserveArrays - If true, arrays are not transformed to the "dot notation" (default: false)
     * @returns Flattened dictionary in "dot notation"
     */
    function objectToDotNotation(obj: SMHelperDictionaryType, preserveArrays?: boolean): SMHelperDictionaryType;
    /**
     * Take `str` and put a backslash in front of every character that is part of the regular expression syntax.
     * Port of the PHP function "preg_quote". See also: http://php.net/preg_quote
     *
     * @param str - String to escape
     * @param delimiter - If the optional delimiter is specified, it will also be escaped. This is useful for escaping the delimiter that is required by the regular expressions. The / is the most commonly used delimiter.
     * @returns Quoted (escaped) string
     */
    function pregQuote(str: string, delimiter?: string): string;
    /**
     * Determine if a given string matches a pattern, allowing * as wildcard.
     *
     * @param pattern - Pattern to search in value
     * @param value - String in which the pattern is searched
     * @returns True if value matches pattern
     */
    function strIs(pattern: string, value: string): boolean;
    /**
     * Convert strings with dashes or underscores (eg. 'foo-bar' or 'foo_bar') to camelCase ('fooBar')
     *
     * @param str - Dashed string
     * @returns String converted to camelCase
     */
    function stringToCamel(str: string): string;
    /**
     * Strip HTML tags, except allowed ones.
     * This function is a port of the PHP strip_tags function: http://php.net/strip_tags
     *
     * @param input - Input string
     * @param allowed - String listing allowed HTML tags, for example `<br>`
     * @returns String with HTML tags stripped
     */
    function stripTags(input: string, allowed?: string): string;
    /**
     * Convert a value to string, ensuring that the number 0 and the boolean false are treated correctly.
     *
     * @param val - Value to convert
     * @returns String value
     */
    function toStringSafe(val: any): string;
    /**
     * Update a property (represented in the "dot notation") in an object.
     * The object `obj`, which is passed by reference, is modified.
     *
     * @param obj - Object to the be updated
     * @param property - Name of the property to update, in "dot notation"
     * @param value - New value for the matched property
     */
    function updatePropertyInObject(obj: SMHelperDictionaryType, property: string, value: any): void;
}
export default SMHelper;