nx/src/utils/perf-logging.js

The core Nx plugin contains the core functionality of Nx like the project graph, nx commands and task orchestration.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const perf_hooks_1 = require("perf_hooks");
const analytics_1 = require("../analytics");
const is_on_daemon_1 = require("../daemon/is-on-daemon");
const logger_1 = require("../daemon/logger");
function isTrackedDetail(detail) {
    return (typeof detail === 'object' &&
        detail !== null &&
        detail.track === true);
}
const dimensionValues = analytics_1.customDimensions
    ? new Set(Object.values(analytics_1.customDimensions))
    : null;
let initialized = false;
if (!initialized) {
    initialized = true;
    const obs = new perf_hooks_1.PerformanceObserver((list) => {
        for (const entry of list.getEntries()) {
            const { detail } = entry;
            if (process.env.NX_PERF_LOGGING === 'true') {
                const message = `Time taken for '${entry.name}' ${entry.duration}ms`;
                if ((0, is_on_daemon_1.isOnDaemon)()) {
                    logger_1.serverLogger.log(message);
                }
                else {
                    console.log(message);
                }
            }
            if (isTrackedDetail(detail) && dimensionValues) {
                const { track, ...rest } = detail;
                const eventParameters = {
                    [analytics_1.customDimensions.duration]: entry.duration,
                };
                for (const [key, value] of Object.entries(rest)) {
                    if (dimensionValues.has(key)) {
                        eventParameters[key] = value;
                    }
                }
                (0, analytics_1.reportEvent)(entry.name, eventParameters);
            }
        }
    });
    obs.observe({ entryTypes: ['measure'] });
}