Modify analysis server codegen check to tolerate Windows line endings.

pkg/analysis_server/tool/spec/codegen_tools.dart

 // Copyright (c) 2014, 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.
 
 /**
  * Tools for code generation.
  */
 library codegen.tools;
 
 import 'dart:io';
@@ skipping 268 matching lines @@
    */
   @override
   bool check() {
     Map<String, FileContentsComputer> map = directoryContentsComputer();
     try {
       for (String file in map.keys) {
         FileContentsComputer fileContentsComputer = map[file];
         String expectedContents = fileContentsComputer();
         File outputFile =
             new File(joinAll(posix.split(posix.join(outputDirPath, file))));
-        if (expectedContents != outputFile.readAsStringSync()) {
+        String actualContents = outputFile.readAsStringSync();
+        // Normalize Windows line endings to Unix line endings so that the
+        // comparison doesn't fail on Windows.
+        actualContents = actualContents.replaceAll('\r\n', '\n');
+        if (expectedContents != actualContents) {
           return false;
         }
       }
       int nonHiddenFileCount = 0;
       outputFile.listSync(recursive: false, followLinks: false).forEach(
           (FileSystemEntity fileSystemEntity) {
         if (fileSystemEntity is File &&
             !basename(fileSystemEntity.path).startsWith('.')) {
           nonHiddenFileCount++;
         }
@@ skipping 63 matching lines @@
   File get outputFile => new File(joinAll(posix.split(outputPath)));
 
   /**
    * Check whether the file has the correct contents, and return true if it
    * does.
    */
   @override
   bool check() {
     String expectedContents = computeContents();
     try {
-      return expectedContents == outputFile.readAsStringSync();
+      String actualContents = outputFile.readAsStringSync();
+      // Normalize Windows line endings to Unix line endings so that the
+      // comparison doesn't fail on Windows.
+      actualContents = actualContents.replaceAll('\r\n', '\n');
+      return expectedContents == actualContents;
     } catch (e) {
       // There was a problem reading the file (most likely because it didn't
       // exist).  Treat that the same as if the file doesn't have the expected
       // contents.
       return false;
     }
   }
 
   /**
    * Replace the file with the correct contents.  [spec] is the "tool/spec"
@@ skipping 138 matching lines @@
     if (lines.last.isEmpty) {
       lines.removeLast();
       buffer.add(new dom.Text(lines.join('\n$indent') + '\n'));
       indentNeeded = true;
     } else {
       buffer.add(new dom.Text(lines.join('\n$indent')));
       indentNeeded = false;
     }
   }
 }