Merge revisions 13674, 13676, 13677, 13678 to trunk

dart/utils/pub/pub.dart

 // Copyright (c) 2012, 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.
 
 /**
  * The main entrypoint for the pub command line application.
  */
 library pub;
 
 import '../../pkg/args/lib/args.dart';
@@ skipping 84 matching lines @@
   // Select the command.
   var command = pubCommands[globalOptions.rest[0]];
   if (command == null) {
     printError('Unknown command "${globalOptions.rest[0]}".');
     printError('Run "pub help" to see available commands.');
     exit(exit_codes.USAGE);
     return;
   }
 
   var commandArgs =
-    globalOptions.rest.getRange(1, globalOptions.rest.length - 1);
+      globalOptions.rest.getRange(1, globalOptions.rest.length - 1);
   command.run(cache, globalOptions, commandArgs);
 }
 
 /** Displays usage information for the app. */
 void printUsage([String description = 'Pub is a package manager for Dart.']) {
   print(description);
   print('');
   print('Usage: pub command [arguments]');
   print('');
   print('Global options:');
@@ skipping 98 matching lines @@
         var commandFuture = onRun();
         if (commandFuture == null) return new Future.immediate(true);
 
         return commandFuture;
       } catch (error, trace) {
         handleError(error, trace);
         return new Future.immediate(null);
       }
     });
 
+    future = future.chain((_) => cache_.deleteTempDir());
+
     future.handleException((e) {
       if (e is PubspecNotFoundException && e.name == null) {
         e = 'Could not find a file named "pubspec.yaml" in the directory '
           '$workingDir.';
       } else if (e is PubspecHasNoNameException && e.name == null) {
         e = 'pubspec.yaml is missing the required "name" field (e.g. "name: '
           '${basename(workingDir)}").';
       }
 
       handleError(e, future.stackTrace);
     });
+
     // Explicitly exit on success to ensure that any dangling dart:io handles
     // don't cause the process to never terminate.
     future.then((_) => exit(0));
   }
 
   /**
    * Override this to perform the specific command. Return a future that
    * completes when the command is done or fails if the command fails. If the
    * command is synchronous, it may return `null`.
    */
@@ skipping 19 matching lines @@
     if (exception is HttpException || exception is HttpParserException ||
         exception is SocketIOException || exception is PubHttpException) {
       return exit_codes.UNAVAILABLE;
     } else if (exception is FormatException) {
       return exit_codes.DATA;
     } else {
       return 1;
     }
   }
 }