Remove the previous misplaced log tailer

Summary: The log tailer is already defined in flipper-common, use that instead.

Reviewed By: passy

Differential Revision: D48524909

fbshipit-source-id: 1c0674276f08893ea80dc2fc9f8b45679f33e93e

desktop/flipper-common/src/index.tsx

@@ -20,6 +20,7 @@ export {
   setLoggerInstance,
   NoopLogger,
 } from './utils/Logger';
+export * from './utils/LoggerTailer';
 export * from './server-types';
 export * from './companion-types';
 export * from './ServerAddOn';

desktop/flipper-common/src/utils/LoggerTailer.tsx

@@ -7,6 +7,7 @@
  * @format
  */
 
+import {getStringFromErrorLike} from './errors';
 import {LoggerTypes} from './Logger';
 
 export const logLevels: LoggerTypes[] = ['debug', 'info', 'warn', 'error'];
@@ -42,10 +43,13 @@ export function initLogTailer() {
     const originalConsoleLogFunction = originalConsole[level];
     originalConsoleLogFunctions[level] = originalConsoleLogFunction;
     const overrideMethod = (...args: Array<unknown>) => {
-      const newConsoleLogFunction = originalConsoleLogFunctions[level];
+      const message = getStringFromErrorLike(args);
+      const newLevel = transformLogLevel(level, message);
+
+      const newConsoleLogFunction = originalConsoleLogFunctions[newLevel];
       const result = newConsoleLogFunction(...args);
       logTailers.forEach((handler) => {
-        handler(level, ...args);
+        handler(newLevel, ...args);
       });
       return result;
     };
@@ -54,3 +58,19 @@ export function initLogTailer() {
     originalConsole[level] = overrideMethod;
   }
 }
+
+function transformLogLevel(level: LoggerTypes, message: string) {
+  if (level === 'error') {
+    // Error comes from one of our dependencies and is not actionable
+    if (message.includes('ResizeObserver loop limit exceeded')) {
+      return 'warn';
+    }
+    // Axios will create rather unhelpful error messages which
+    // lead to unactionable tasks, e.g. T150636191
+    if (message.endsWith('Network Error')) {
+      return 'warn';
+    }
+  }
+
+  return level;
+}