all files / popper/utils/ findIndex.js

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import find from './find';
 
/**
 * Return the index of the matching object
 * @method
 * @memberof Popper.Utils
 * @argument {Array} arr
 * @argument prop
 * @argument value
 * @returns index or -1
 */
export default function findIndex(arr, prop, value) {
    // use native findIndex if supported
    Eif (Array.prototype.findIndex) {
        return arr.findIndex((cur) => cur[prop] === value);
    }
 
    // use `find` + `indexOf` if `findIndex` isn't supported
    const match = find(arr, (obj) => (obj[prop] === value));
    return arr.indexOf(match);
}