Push through rack dep into the wild puma

bin/puma-wild

@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+#
+# Copyright (c) 2014 Evan Phoenix
+#
+
+require 'rubygems'
+
+deps = ARGV.shift.split(",").each do |s|
+  name, ver = s.split(":",2)
+  gem name, ver
+end
+
+require 'puma/cli'
+
+cli = Puma::CLI.new ARGV
+
+cli.run

lib/puma/cli.rb

@@ -456,13 +456,20 @@ module Puma
       end
 
       if prune_bundler? && defined?(Bundler)
-        puma_lib_dir = $:.detect { |d| File.exist? File.join(d, "puma", "const.rb") }
+        puma = Bundler.rubygems.loaded_specs("puma")
+        puma_lib_dir = File.join(puma.full_gem_path, puma.require_paths.first)
+
+        deps = puma.runtime_dependencies.map { |d|
+          spec = Bundler.rubygems.loaded_specs(d.name)
+          "#{d.name}:#{spec.version.to_s}"
+        }.join(",")
 
         if puma_lib_dir
           log "* Pruning Bundler environment"
           Bundler.with_clean_env do
             Kernel.exec(Gem.ruby, "-I", puma_lib_dir,
-                        File.expand_path(puma_lib_dir + "/../bin/puma"),
+                        File.expand_path(puma_lib_dir + "/../bin/puma-wild"),
+                        deps,
                         *@original_argv)
           end
         end