Suppress TODOs (#26215).

pkg/analyzer_cli/lib/src/analyzer_impl.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer_cli.src.analyzer_impl;
 
 import 'dart:collection';
 import 'dart:io';
 
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 285 matching lines @@
     return null;
   }
 
   /// Check various configuration options to get a desired severity for this
   /// [error] (or `null` if it's to be suppressed).
   static ProcessedSeverity processError(AnalysisError error,
       CommandLineOptions options, AnalysisContext context) {
     ErrorSeverity severity = computeSeverity(error, options, context);
     bool isOverridden = false;
 
+    // Skip TODOs categorically (unless escalated to ERROR or HINT.)
+    // https://github.com/dart-lang/sdk/issues/26215
+    if (error.errorCode.type == ErrorType.TODO &&
+        severity == ErrorSeverity.INFO) {
+      return null;
+    }
+
     // First check for a filter.
     if (severity == null) {
       // Null severity means the error has been explicitly ignored.
       return null;
     } else {
       isOverridden = true;
     }
 
     // If not overridden, some "natural" severities get globally filtered.
     if (!isOverridden) {
       // Check for global hint filtering.
       if (severity == ErrorSeverity.INFO && options.disableHints) {
         return null;
       }
-
-      // Skip TODOs.
-      if (severity == ErrorType.TODO) {
-        return null;
-      }
     }
 
     return new ProcessedSeverity(severity, isOverridden);
   }
 }
 
 /// This [Logger] prints out information comments to [outSink] and error messages
 /// to [errorSink].
 class StdLogger extends Logger {
   StdLogger();
 
   @override
   void logError(String message, [CaughtException exception]) {
     errorSink.writeln(message);
     if (exception != null) {
       errorSink.writeln(exception);
     }
   }
 
   @override
   void logInformation(String message, [CaughtException exception]) {
     outSink.writeln(message);
     if (exception != null) {
       outSink.writeln(exception);
     }
   }
 }