Initial Rake tasks for dev environment setup

.gitignore

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+*.sw?
+.DS_Store
+coverage
+rdoc
+pkg
+repos

Rakefile

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+require 'rubygems'
+require 'rake'
+require 'fileutils'
+require 'pathname'
+
+def run_command(command)
+  ['meta', 'core', 'expectations', 'mocks'].each do |dir|
+    FileUtils.cd(ReposPath) do
+      puts "====================================="
+      puts "Running [#{command}] in #{ReposPath.join(dir)}"
+      puts "====================================="
+      FileUtils.cd(ReposPath.join(dir)) do
+        system command
+      end
+      puts 
+    end
+  end
+end
+
+task :clobber do
+  rm_rf 'pkg'
+end
+
+task :spec do
+  run_command 'rake'
+end
+
+task :default => :spec
+
+
+BaseRspecPath = Pathname.new(Dir.pwd)
+ReposPath = BaseRspecPath.join('repos')
+
+def make_repos_directory
+end
+
+task :make_repos_directory do
+  FileUtils.mkdir_p ReposPath
+end
+
+namespace :git do
+
+  { :status => nil,
+    :pull => '--rebase',
+    :push => nil,
+    :reset => '--hard',
+    :diff => nil
+  }.each do |command, options|
+    desc "git #{command} on all the repos"
+    task command => :clone do
+      run_command "git #{command} #{options}".strip
+    end
+  end
+
+  task :st => :status
+
+  desc "git clone all the repos the first time"
+  task :clone => :make_repos_directory do
+    FileUtils.cd(ReposPath) do
+      ['core', 'expectations', 'mocks', 'meta'].each do |repo|
+        unless File.exists?(repo)
+          system "git clone git://github.com/rspec/#{repo}.git"
+        end
+      end
+    end
+  end
+end