init

node_modules/@sentry-internal/tracing/esm/browser/web-vitals/lib/initMetric.js

@@ -0,0 +1,46 @@
+import { WINDOW } from '../../types.js';
+import { generateUniqueID } from './generateUniqueID.js';
+import { getActivationStart } from './getActivationStart.js';
+import { getNavigationEntry } from './getNavigationEntry.js';
+
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const initMetric = (name, value) => {
+  const navEntry = getNavigationEntry();
+  let navigationType = 'navigate';
+
+  if (navEntry) {
+    if ((WINDOW.document && WINDOW.document.prerendering) || getActivationStart() > 0) {
+      navigationType = 'prerender';
+    } else {
+      navigationType = navEntry.type.replace(/_/g, '-') ;
+    }
+  }
+
+  return {
+    name,
+    value: typeof value === 'undefined' ? -1 : value,
+    rating: 'good', // Will be updated if the value changes.
+    delta: 0,
+    entries: [],
+    id: generateUniqueID(),
+    navigationType,
+  };
+};
+
+export { initMetric };
+//# sourceMappingURL=initMetric.js.map