create project

kitabcitab/node_modules/next/dist/client/performance-relayer-app.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.default = void 0;
+// copied to prevent pulling in un-necessary utils
+const WEB_VITALS = [
+    'CLS',
+    'FCP',
+    'FID',
+    'INP',
+    'LCP',
+    'TTFB'
+];
+const initialHref = location.href;
+let isRegistered = false;
+let userReportHandler;
+function onReport(metric) {
+    if (userReportHandler) {
+        userReportHandler(metric);
+    }
+    // This code is not shipped, executed, or present in the client-side
+    // JavaScript bundle unless explicitly enabled in your application.
+    //
+    // When this feature is enabled, we'll make it very clear by printing a
+    // message during the build (`next build`).
+    if (process.env.NODE_ENV === 'production' && // This field is empty unless you explicitly configure it:
+    process.env.__NEXT_ANALYTICS_ID) {
+        var ref;
+        const body = {
+            dsn: process.env.__NEXT_ANALYTICS_ID,
+            id: metric.id,
+            page: (ref = window.__NEXT_DATA__) == null ? void 0 : ref.page,
+            href: initialHref,
+            event_name: metric.name,
+            value: metric.value.toString(),
+            speed: 'connection' in navigator && navigator['connection'] && 'effectiveType' in navigator['connection'] ? navigator['connection']['effectiveType'] : ''
+        };
+        const blob = new Blob([
+            new URLSearchParams(body).toString()
+        ], {
+            // This content type is necessary for `sendBeacon`:
+            type: 'application/x-www-form-urlencoded'
+        });
+        const vitalsUrl = 'https://vitals.vercel-insights.com/v1/vitals';
+        // Navigator has to be bound to ensure it does not error in some browsers
+        // https://xgwang.me/posts/you-may-not-know-beacon/#it-may-throw-error%2C-be-sure-to-catch
+        const send = navigator.sendBeacon && navigator.sendBeacon.bind(navigator);
+        function fallbackSend() {
+            fetch(vitalsUrl, {
+                body: blob,
+                method: 'POST',
+                credentials: 'omit',
+                keepalive: true
+            }).catch(console.error);
+        }
+        try {
+            // If send is undefined it'll throw as well. This reduces output code size.
+            send(vitalsUrl, blob) || fallbackSend();
+        } catch (err) {
+            fallbackSend();
+        }
+    }
+}
+var _default = (onPerfEntry)=>{
+    if (process.env.__NEXT_ANALYTICS_ID) {
+        // Update function if it changes:
+        userReportHandler = onPerfEntry;
+        // Only register listeners once:
+        if (isRegistered) {
+            return;
+        }
+        isRegistered = true;
+        const attributions = process.env.__NEXT_WEB_VITALS_ATTRIBUTION;
+        for (const webVital of WEB_VITALS){
+            try {
+                let mod;
+                if (process.env.__NEXT_HAS_WEB_VITALS_ATTRIBUTION) {
+                    if (attributions == null ? void 0 : attributions.includes(webVital)) {
+                        mod = require('next/dist/compiled/web-vitals-attribution');
+                    }
+                }
+                if (!mod) {
+                    mod = require('next/dist/compiled/web-vitals');
+                }
+                mod[`on${webVital}`](onReport);
+            } catch (err) {
+                // Do nothing if the module fails to load
+                console.warn(`Failed to track ${webVital} web-vital`, err);
+            }
+        }
+    }
+};
+exports.default = _default;
+
+if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
+  Object.defineProperty(exports.default, '__esModule', { value: true });
+  Object.assign(exports.default, exports);
+  module.exports = exports.default;
+}
+
+//# sourceMappingURL=performance-relayer-app.js.map