Ensure attribution object is always present

GoogleChrome · Oct 3, 2022 · 7a598d1 · 7a598d1
1 parent 10b5845
commit 7a598d1
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Showing 7 changed files with 829 additions and 748 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -143,29 +143,29 @@
     }
   },
   "devDependencies": {
-    "@babel/core": "^7.18.13",
-    "@babel/preset-env": "^7.18.10",
+    "@babel/core": "^7.19.3",
+    "@babel/preset-env": "^7.19.3",
     "@rollup/plugin-replace": "^4.0.0",
-    "@typescript-eslint/eslint-plugin": "^5.34.0",
-    "@typescript-eslint/parser": "^5.34.0",
-    "@wdio/cli": "^7.23.0",
-    "@wdio/local-runner": "^7.23.0",
-    "@wdio/mocha-framework": "^7.23.0",
-    "@wdio/selenium-standalone-service": "^7.23.0",
-    "@wdio/spec-reporter": "^7.23.0",
+    "@typescript-eslint/eslint-plugin": "^5.38.1",
+    "@typescript-eslint/parser": "^5.38.1",
+    "@wdio/cli": "^7.25.1",
+    "@wdio/local-runner": "^7.25.1",
+    "@wdio/mocha-framework": "^7.25.1",
+    "@wdio/selenium-standalone-service": "^7.25.1",
+    "@wdio/spec-reporter": "^7.25.1",
     "body-parser": "^1.20.0",
-    "chromedriver": "^104.0.0",
-    "eslint": "^8.22.0",
+    "chromedriver": "^106.0.1",
+    "eslint": "^8.24.0",
     "eslint-config-google": "^0.14.0",
     "express": "^4.18.1",
     "fs-extra": "^10.1.0",
     "husky": "^8.0.1",
     "npm-run-all": "^4.1.5",
     "nunjucks": "^3.2.3",
-    "rollup": "^2.78.1",
+    "rollup": "^2.79.1",
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-terser": "^7.0.2",
-    "typescript": "^4.7.4",
-    "wdio-chromedriver-service": "^7.3.2"
+    "typescript": "^4.8.4",
+    "wdio-chromedriver-service": "^8.0.0"
   }
 }
diff --git a/src/attribution/onCLS.ts b/src/attribution/onCLS.ts
@@ -42,11 +42,12 @@ const attributeCLS = (metric: CLSMetric): void => {
           largestShiftEntry: largestEntry,
           loadState: getLoadState(largestEntry.startTime),
         };
+        return;
       }
     }
-  } else {
-    (metric as CLSMetricWithAttribution).attribution = {};
   }
+  // Set an empty object if no other attribution has been set.
+  (metric as CLSMetricWithAttribution).attribution = {};
 }
 
 /**

diff --git a/src/attribution/onFCP.ts b/src/attribution/onFCP.ts
@@ -37,15 +37,15 @@ const attributeFCP = (metric: FCPMetric): void => {
         navigationEntry,
         fcpEntry,
       };
+      return;
     }
-  } else {
-    // There are no entries when restored from bfcache.
-    (metric as FCPMetricWithAttribution).attribution = {
-      timeToFirstByte: 0,
-      firstByteToFCP: metric.value,
-      loadState: getLoadState(getBFCacheRestoreTime()),
-    };
   }
+  // Set an empty object if no other attribution has been set.
+  (metric as FCPMetricWithAttribution).attribution = {
+    timeToFirstByte: 0,
+    firstByteToFCP: metric.value,
+    loadState: getLoadState(getBFCacheRestoreTime()),
+  };
 };
 
 /**

diff --git a/src/attribution/onINP.ts b/src/attribution/onINP.ts
@@ -35,9 +35,10 @@ const attributeINP = (metric: INPMetric): void => {
       eventEntry: longestEntry,
       loadState: getLoadState(longestEntry.startTime),
     };
-  } else {
-    (metric as INPMetricWithAttribution).attribution = {};
+    return;
   }
+  // Set an empty object if no other attribution has been set.
+  (metric as INPMetricWithAttribution).attribution = {};
 };
 
 /**

diff --git a/src/attribution/onLCP.ts b/src/attribution/onLCP.ts
@@ -68,16 +68,16 @@ const attributeLCP = (metric: LCPMetric) => {
       }
 
       (metric as LCPMetricWithAttribution).attribution = attribution;
+      return;
     }
-  } else {
-    // There are no entries when restored from bfcache.
-    (metric as LCPMetricWithAttribution).attribution = {
-      timeToFirstByte: 0,
-      resourceLoadDelay: 0,
-      resourceLoadTime: 0,
-      elementRenderDelay: metric.value,
-    };
   }
+  // Set an empty object if no other attribution has been set.
+  (metric as LCPMetricWithAttribution).attribution = {
+    timeToFirstByte: 0,
+    resourceLoadDelay: 0,
+    resourceLoadTime: 0,
+    elementRenderDelay: metric.value,
+  };
 };
 
 /**

diff --git a/src/attribution/onTTFB.ts b/src/attribution/onTTFB.ts
@@ -37,14 +37,15 @@ const attributeTTFB = (metric: TTFBMetric): void => {
       requestTime: metric.value - requestStart,
       navigationEntry: navigationEntry,
     };
-  } else {
-    (metric as TTFBMetricWithAttribution).attribution = {
-      waitingTime: 0,
-      dnsTime: 0,
-      connectionTime: 0,
-      requestTime: 0,
-    };
+    return;
   }
+  // Set an empty object if no other attribution has been set.
+  (metric as TTFBMetricWithAttribution).attribution = {
+    waitingTime: 0,
+    dnsTime: 0,
+    connectionTime: 0,
+    requestTime: 0,
+  };
 };
 
 /**