@quantlab/handsontable/demo/bower_components/moment/src/lib/utils/defaults.js

Spreadsheet-like data grid editor that provides copy/paste functionality compatible with Excel/Google Docs

// Pick the first defined of two or three arguments.
export default function defaults(a, b, c) {
    if (a != null) {
        return a;
    }
    if (b != null) {
        return b;
    }
    return c;
}