util.mjs
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import getRole from "./getRole.mjs";
/**
* Safe Element.localName for all supported environments
* @param element
*/
export function getLocalName(element) {
var _element$localName;
return (// eslint-disable-next-line no-restricted-properties -- actual guard for environments without localName
(_element$localName = element.localName) !== null && _element$localName !== void 0 ? _element$localName : // eslint-disable-next-line no-restricted-properties -- required for the fallback
element.tagName.toLowerCase()
);
}
export function isElement(node) {
return node !== null && node.nodeType === node.ELEMENT_NODE;
}
export function isHTMLTableCaptionElement(node) {
return isElement(node) && getLocalName(node) === "caption";
}
export function isHTMLInputElement(node) {
return isElement(node) && getLocalName(node) === "input";
}
export function isHTMLSelectElement(node) {
return isElement(node) && getLocalName(node) === "select";
}
export function isHTMLTableElement(node) {
return isElement(node) && getLocalName(node) === "table";
}
export function isHTMLTextAreaElement(node) {
return isElement(node) && getLocalName(node) === "textarea";
}
export function safeWindow(node) {
var _ref = node.ownerDocument === null ? node : node.ownerDocument,
defaultView = _ref.defaultView;
if (defaultView === null) {
throw new TypeError("no window available");
}
return defaultView;
}
export function isHTMLFieldSetElement(node) {
return isElement(node) && getLocalName(node) === "fieldset";
}
export function isHTMLLegendElement(node) {
return isElement(node) && getLocalName(node) === "legend";
}
export function isHTMLSlotElement(node) {
return isElement(node) && getLocalName(node) === "slot";
}
export function isSVGElement(node) {
return isElement(node) && node.ownerSVGElement !== undefined;
}
export function isSVGSVGElement(node) {
return isElement(node) && getLocalName(node) === "svg";
}
export function isSVGTitleElement(node) {
return isSVGElement(node) && getLocalName(node) === "title";
}
/**
*
* @param {Node} node -
* @param {string} attributeName -
* @returns {Element[]} -
*/
export function queryIdRefs(node, attributeName) {
if (isElement(node) && node.hasAttribute(attributeName)) {
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion -- safe due to hasAttribute check
var ids = node.getAttribute(attributeName).split(" ");
return ids.map(function (id) {
return node.ownerDocument.getElementById(id);
}).filter(function (element) {
return element !== null;
} // TODO: why does this not narrow?
);
}
return [];
}
export function hasAnyConcreteRoles(node, roles) {
if (isElement(node)) {
return roles.indexOf(getRole(node)) !== -1;
}
return false;
}
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