monaco-editor
Version:
A browser based code editor
38 lines (36 loc) • 1.25 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
function getParentNodeState(parentChildren) {
let containsChecks = false;
let containsUnchecks = false;
let containsMixed = false;
for (const element of parentChildren) {
switch (element.element?.checked) {
case 'mixed':
containsMixed = true;
break;
case true:
containsChecks = true;
break;
default:
containsUnchecks = true;
break;
}
if (containsChecks && containsUnchecks && containsMixed) {
break;
}
}
const newState = containsUnchecks
? containsMixed
? 'mixed'
: containsChecks
? 'mixed'
: false
: containsMixed
? 'mixed'
: containsChecks;
return newState;
}
export { getParentNodeState };