Get rid of some unnecessary logic in terseChain().

lib/src/utils.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.
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:math' as math;
 
 import 'package:async/async.dart' hide StreamQueue;
 import 'package:path/path.dart' as p;
@@ skipping 145 matching lines @@
     return buffer.toString();
   }).join("\n");
 }
 
 /// A regular expression matching terminal color codes.
 final _colorCode = new RegExp('\u001b\\[[0-9;]+m');
 
 /// Returns [str] without any color codes.
 String withoutColors(String str) => str.replaceAll(_colorCode, '');
 
-/// A regular expression matching the path to a temporary file used to start an
-/// isolate.
-///
-/// These paths aren't relevant and are removed from stack traces.
-final _isolatePath =
-    new RegExp(r"/test_[A-Za-z0-9]{6}/runInIsolate\.dart$");
-
 /// Returns [stackTrace] converted to a [Chain] with all irrelevant frames
 /// folded together.
 ///
 /// If [verbose] is `true`, returns the chain for [stackTrace] unmodified.
 Chain terseChain(StackTrace stackTrace, {bool verbose: false}) {
   if (verbose) return new Chain.forTrace(stackTrace);
-  return new Chain.forTrace(stackTrace).foldFrames((frame) {
-    if (frame.package == 'test') return true;
-    if (frame.package == 'stream_channel') return true;
-
-    // Filter out frames from our isolate bootstrap as well.
-    if (frame.uri.scheme != 'file') return false;
-    return frame.uri.path.contains(_isolatePath);
-  }, terse: true);
+  return new Chain.forTrace(stackTrace).foldFrames((frame) =>
+      frame.package == 'test' || frame.package == 'stream_channel',
+      terse: true);
 }
 
 /// Flattens nested [Iterable]s inside an [Iterable] into a single [List]
 /// containing only non-[Iterable] elements.
 List flatten(Iterable nested) {
   var result = [];
   helper(iter) {
     for (var element in iter) {
       if (element is Iterable) {
         helper(element);
@@ skipping 239 matching lines @@
   return BASE64.encode(data);
 }
 
 /// Returns middleware that nests all requests beneath the URL prefix [beneath].
 shelf.Middleware nestingMiddleware(String beneath) {
   return (handler) {
     var pathHandler = new PathHandler()..add(beneath, handler);
     return pathHandler.handler;
   };
 }