Fix to add lints to error report summary.

pkg/analyzer/lib/src/error_formatter.dart

 // Copyright (c) 2013, 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 error_formatter;
 
 import 'package:analyzer/src/analyzer_impl.dart';
 
 import '../options.dart';
 import 'generated/engine.dart';
@@ skipping 85 matching lines @@
       if (compare != 0) {
         return compare;
       }
       // offset
       return error1.offset - error2.offset;
     });
     // format errors
     int errorCount = 0;
     int warnCount = 0;
     int hintCount = 0;
+    int lintCount = 0;
     for (AnalysisError error in errors) {
       ErrorSeverity severity =
           AnalyzerImpl.computeSeverity(error, options.enableTypeChecks);
       if (severity == ErrorSeverity.ERROR) {
         errorCount++;
       } else if (severity == ErrorSeverity.WARNING) {
         if (options.warningsAreFatal) {
           errorCount++;
         } else {
           if (error.errorCode.type == ErrorType.HINT) {
             hintCount++;
           } else {
             warnCount++;
           }
         }
+      } else if (error.errorCode.type == ErrorType.LINT) {
+        lintCount++;
       }
       formatError(errorToLine, error);
     }
     // print statistics
     if (!options.machineFormat) {
       var hasErrors = errorCount != 0;
       var hasWarns = warnCount != 0;
       var hasHints = hintCount != 0;
+      var hasLints = lintCount != 0;
       bool hasContent = false;
       if (hasErrors) {
         out.write(errorCount);
         out.write(' ');
         out.write(pluralize("error", errorCount));
         hasContent = true;
       }
       if (hasWarns) {
         if (hasContent) {
-          if (!hasHints) {
+          if (!hasHints && !hasLints) {
             out.write(' and ');
           } else {
             out.write(", ");
           }
         }
         out.write(warnCount);
         out.write(' ');
         out.write(pluralize("warning", warnCount));
         hasContent = true;
       }
       if (hasHints) {
         if (hasContent) {
-          out.write(" and ");
+          if (!hasLints) {
+            out.write(' and ');
+          } else {
+            out.write(", ");
+          }
         }
         out.write(hintCount);
         out.write(' ');
         out.write(pluralize("hint", hintCount));
         hasContent = true;
       }
+      if (hasLints) {
+        if (hasContent) {
+          out.write(" and ");
+        }
+        out.write(lintCount);
+        out.write(' ');
+        out.write(pluralize("lint", lintCount));
+        hasContent = true;
+      }
       if (hasContent) {
         out.writeln(" found.");
       } else {
         out.writeln("No issues found");
       }
     }
   }
 
   static String escapePipe(String input) {
     var result = new StringBuffer();
     for (var c in input.codeUnits) {
       if (c == '\\' || c == '|') {
         result.write('\\');
       }
       result.writeCharCode(c);
     }
     return result.toString();
   }
 
   static String pluralize(String word, int count) {
     if (count == 1) {
       return word;
     } else {
       return word + "s";
     }
   }
 }