playwright-performance/build/src/helpers/group.js

Playwright plugin for analyzing test flow performance

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class Group {
    /**
     * Group list of objects by properties
     * @param list
     * @param getKey e.g. p => [p.name, p.browserName]
     * @returns
     */
    groupBy(list, getKey) {
        const map = new Map();
        list.forEach((item) => {
            const key = JSON.stringify(getKey(item));
            const collection = map.get(key);
            if (!collection) {
                map.set(key, [item]);
            }
            else {
                collection.push(item);
            }
        });
        return Array.from(map.values());
    }
}
exports.default = new Group();