Command to print paths to dependencies.

sdk/lib/_internal/pub/bin/pub.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:io';
 import 'dart:math' as math;
 
 import 'package:args/args.dart';
 import 'package:path/path.dart' as path;
@@ skipping 133 matching lines @@
 
   // Show the commands sorted.
   buffer.write('Available commands:\n');
 
   // TODO(rnystrom): A sorted map would be nice.
   int length = 0;
   var names = <String>[];
   for (var command in PubCommand.commands.keys) {
     // Hide aliases.
     if (PubCommand.commands[command].aliases.indexOf(command) >= 0) continue;
+
+    // Hide undocumented commands.
+    if (PubCommand.commands[command].hidden) continue;
+
     length = math.max(length, command.length);
     names.add(command);
   }
 
   names.sort((a, b) => a.compareTo(b));
 
   for (var name in names) {
     buffer.write('  ${padRight(name, length)}   '
         '${PubCommand.commands[name].description}\n');
   }
 
   buffer.write('\n');
   buffer.write(
       'Use "pub help [command]" for more information about a command.');
   log.message(buffer.toString());
 }