Update charted to 0.4.8 and roll

packages/source_span/test/span_test.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.
 
 import 'package:test/test.dart';
 import 'package:source_span/source_span.dart';
 import 'package:source_span/src/colors.dart' as colors;
 
 main() {
   var span;
@@ skipping 216 matching lines @@
 ${colors.RED}foo bar${colors.NONE}
 ${colors.RED}^^^^^^^${colors.NONE}"""));
     });
 
     test("uses the given color if it's passed", () {
       expect(span.message("oh no", color: colors.YELLOW), equals("""
 line 1, column 6 of foo.dart: oh no
 ${colors.YELLOW}foo bar${colors.NONE}
 ${colors.YELLOW}^^^^^^^${colors.NONE}"""));
     });
-  });
 
-  group("message() with context", () {
-    var spanWithContext;
-    setUp(() {
-      spanWithContext = new SourceSpanWithContext(
+    test("with context, underlines the right column", () {
+      var spanWithContext = new SourceSpanWithContext(
           new SourceLocation(5, sourceUrl: "foo.dart"),
           new SourceLocation(12, sourceUrl: "foo.dart"),
           "foo bar",
           "-----foo bar-----");
-    });
 
-    test("underlines under the right column", () {
       expect(spanWithContext.message("oh no", color: colors.YELLOW), equals("""
 line 1, column 6 of foo.dart: oh no
 -----${colors.YELLOW}foo bar${colors.NONE}-----
      ${colors.YELLOW}^^^^^^^${colors.NONE}"""));
     });
-
-    test("underlines correctly when text appears twice", () {
-      var span = new SourceSpanWithContext(
-          new SourceLocation(9, column: 9, sourceUrl: "foo.dart"),
-          new SourceLocation(12, column: 12, sourceUrl: "foo.dart"),
-          "foo",
-          "-----foo foo-----");
-      expect(span.message("oh no", color: colors.YELLOW), equals("""
-line 1, column 10 of foo.dart: oh no
------foo ${colors.YELLOW}foo${colors.NONE}-----
-         ${colors.YELLOW}^^^${colors.NONE}"""));
-  });
-
-    test("supports lines of preceeding context", () {
-      var span = new SourceSpanWithContext(
-          new SourceLocation(5, line: 3, column: 5, sourceUrl: "foo.dart"),
-          new SourceLocation(12, line: 3, column: 12, sourceUrl: "foo.dart"),
-          "foo bar",
-          "previous\nlines\n-----foo bar-----\nfollowing line\n");
-
-      expect(span.message("oh no", color: colors.YELLOW), equals("""
-line 4, column 6 of foo.dart: oh no
-previous
-lines
------${colors.YELLOW}foo bar${colors.NONE}-----
-     ${colors.YELLOW}^^^^^^^${colors.NONE}"""));
-    });
   });
 
   group("compareTo()", () {
     test("sorts by start location first", () {
       var other = new SourceSpan(
           new SourceLocation(6, sourceUrl: "foo.dart"),
           new SourceLocation(14, sourceUrl: "foo.dart"),
           "oo bar b");
 
       expect(span.compareTo(other), lessThan(0));
@@ skipping 46 matching lines @@
     test("a different source URL isn't equal", () {
       var other = new SourceSpan(
           new SourceLocation(5, sourceUrl: "bar.dart"),
           new SourceLocation(12, sourceUrl: "bar.dart"),
           "foo bar");
 
       expect(span, isNot(equals(other)));
     });
   });
 }