gitlab-org--gitlab-foss/spec/frontend/helpers/dom_shims/get_client_rects.js

53 lines
1,012 B
JavaScript
Raw Normal View History

function hasHiddenStyle(node) {
if (!node.style) {
return false;
} else if (node.style.display === 'none' || node.style.visibility === 'hidden') {
return true;
}
return false;
}
function createDefaultClientRect(node) {
const { outerWidth: width, outerHeight: height } = node;
return {
bottom: height,
height,
left: 0,
right: width,
top: 0,
width,
x: 0,
y: 0,
};
}
/**
* This is needed to get the `toBeVisible` matcher to work in `jsdom`
*
* Reference:
* - https://github.com/jsdom/jsdom/issues/1322
* - https://github.com/unindented/custom-jquery-matchers/blob/v2.1.0/packages/custom-jquery-matchers/src/matchers.js#L157
*/
window.Element.prototype.getClientRects = function getClientRects() {
let node = this;
while (node) {
if (node === document) {
break;
}
if (hasHiddenStyle(node)) {
return [];
}
node = node.parentNode;
}
if (!node) {
return [];
}
return [createDefaultClientRect(node)];
};