Basic dart^2 analyzer tests running.

pkg/analyzer_experimental/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 'dart:async';
 import 'dart:io';
 
 import 'generated/java_io.dart';
 import 'generated/engine.dart';
 import 'generated/error.dart';
 import 'generated/source_io.dart';
 import 'generated/sdk.dart';
 import 'generated/sdk_io.dart';
 import 'generated/ast.dart';
 import 'generated/element.dart';
 import '../options.dart';
 
 /**
  * Helper for formatting [AnalysisError]s.
  * The two format options are a user consumable format and a machine consumable format.
  */
 class ErrorFormatter {
   StringSink out;
   CommandLineOptions options;
 
   ErrorFormatter(this.out, this.options);
 
-  void startAnalysis() {
-    if (!options.machineFormat) {
-      out.writeln("Analyzing ${options.sourceFiles}...");
-    }
-  }
-
   void formatErrors(List<AnalysisErrorInfo> errorInfos) {
     var errors = new List<AnalysisError>();
     var errorToLine = new Map<AnalysisError, LineInfo>();
     for (AnalysisErrorInfo errorInfo in errorInfos) {
       for (AnalysisError error in errorInfo.errors) {
         errors.add(error);
         errorToLine[error] = errorInfo.lineInfo;
       }
     }
     // sort errors
@@ skipping 69 matching lines @@
       out.write(error.errorCode);
       out.write('|');
       out.write(escapePipe(source.fullName));
       out.write('|');
       out.write(location.lineNumber);
       out.write('|');
       out.write(location.columnNumber);
       out.write('|');
       out.write(length);
       out.write('|');
-      out.writeln(escapePipe(error.message));
+      out.write(escapePipe(error.message));
     } else {
       // [warning] 'foo' is not a... (/Users/.../tmp/foo.dart, line 1, col 2)
       out.write('[${severity.displayName}] ${error.message} ');
       out.write('(${source.fullName}');
       out.write(', line ${location.lineNumber}, col ${location.columnNumber})');
     }
+    out.write('\n');

[Brian Wilkerson, 2013/06/04 15:56:47]

Does writeln produce platform specific end-of-line marker? If so, wouldn't we
want to use it here?

[scheglov, 2013/06/04 16:08:52]

Every implementation I see write \n, but may be there is some platform specific
magic which I don't see.
Fixed.

   }
 
   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";
     }
   }
 }