Update spring binstubs

bin/rspec

@@ -1,21 +1,8 @@
 #!/usr/bin/env ruby
-#
-# This file was generated by Bundler.
-#
-# The application 'rspec' is installed as part of a gem, and
-# this file is here to facilitate running it.
-#
-
 begin
   load File.expand_path('../spring', __FILE__)
 rescue LoadError => e
   raise unless e.message.include?('spring')
 end
-
-require 'pathname'
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path("../../Gemfile",
-  Pathname.new(__FILE__).realpath)
-
-require 'rubygems'
 require 'bundler/setup'
 load Gem.bin_path('rspec-core', 'rspec')

bin/spring

@@ -7,9 +7,10 @@ unless defined?(Spring)
   require 'rubygems'
   require 'bundler'
 
-  if (match = Bundler.default_lockfile.read.match(/^GEM$.*?^    (?:  )*spring \((.*?)\)$.*?^$/m))
-    Gem.paths = { 'GEM_PATH' => [Bundler.bundle_path.to_s, *Gem.path].uniq }
-    gem 'spring', match[1]
+  lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
+  if spring = lockfile.specs.detect { |spec| spec.name == "spring" }
+    Gem.use_paths Gem.dir, Bundler.bundle_path.to_s, *Gem.path
+    gem 'spring', spring.version
     require 'spring/binstub'
   end
 end

test/dummy/bin/spring

@@ -7,9 +7,10 @@ unless defined?(Spring)
   require 'rubygems'
   require 'bundler'
 
-  if (match = Bundler.default_lockfile.read.match(/^GEM$.*?^    (?:  )*spring \((.*?)\)$.*?^$/m))
-    Gem.paths = { 'GEM_PATH' => [Bundler.bundle_path.to_s, *Gem.path].uniq }
-    gem 'spring', match[1]
+  lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
+  if spring = lockfile.specs.detect { |spec| spec.name == "spring" }
+    Gem.use_paths Gem.dir, Bundler.bundle_path.to_s, *Gem.path
+    gem 'spring', spring.version
     require 'spring/binstub'
   end
 end