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utils/pub/command_lish.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.
 
 library command_lish;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:json';
 import 'dart:uri';
@@ skipping 68 matching lines @@
         // the error. Try to parse that out once we have an easily-accessible
         // XML parser.
         throw 'Failed to upload the package.';
       } else if (url.origin == server.origin) {
         handleJsonError(asyncError.error.response);
       }
     });
   }
 
   Future onRun() {
-    var files;
-    var packageBytesFuture = _filesToPublish.then((f) {
-      files = f;
+    var packageBytesFuture = _filesToPublish.then((files) {
       log.fine('Archiving and publishing ${entrypoint.root}.');
+
+      // Show the package contents so the user can verify they look OK.
+      var package = entrypoint.root;
+      log.message(
+          'Publishing "${package.name}" ${package.version}:\n'
+          '${generateTree(files)}');
+
       return createTarGz(files, baseDir: entrypoint.root.dir);
     }).then((stream) => stream.toBytes());
 
-    // Show the package contents so the user can verify they look OK.
-    var package = entrypoint.root;
-    log.message(
-        'Publishing "${package.name}" ${package.version}:\n'
-        '${generateTree(files)}');
-
-      // Validate the package.
+    // Validate the package.
     return _validate(packageBytesFuture.then((bytes) => bytes.length))
         .then((_) => packageBytesFuture).then(_publish);
   }
 
   /// The basenames of files that are automatically excluded from archives.
   final _BLACKLISTED_FILES = const ['pubspec.lock'];
 
   /// The basenames of directories that are automatically excluded from
   /// archives.
   final _BLACKLISTED_DIRS = const ['packages'];
@@ skipping 52 matching lines @@
         var s = warnings.length == 1 ? '' : 's';
         message = "Package has ${warnings.length} warning$s. Upload anyway";
       }
 
       return confirm(message).then((confirmed) {
         if (!confirmed) throw "Package upload canceled.";
       });
     });
   }
 }