Files
mkdocs-material-squidfunk-3/src/assets/javascripts/utilities/agent/element/index.ts
2019-12-18 10:06:03 +01:00

58 lines
2.0 KiB
TypeScript

/*
* Copyright (c) 2016-2019 Martin Donath <martin.donath@squidfunk.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/* ----------------------------------------------------------------------------
* Functions
* ------------------------------------------------------------------------- */
/**
* Retrieve an element matching the query selector
*
* @template T - Element type
*
* @param selector - Query selector
* @param node - Node of reference
*
* @return Element
*/
export function getElement<T extends HTMLElement>(
selector: string, node: ParentNode = document
): T | undefined {
return node.querySelector<T>(selector) || undefined
}
/**
* Retrieve all elements matching the query selector
*
* @template T - Element type
*
* @param selector - Query selector
* @param node - Node of reference
*
* @return Elements
*/
export function getElements<T extends HTMLElement>(
selector: string, node: ParentNode = document
): T[] {
return Array.from(node.querySelectorAll<T>(selector))
}