ruby: improve irbrc and pryrc

ruby/irbrc

@@ -1,7 +1,46 @@
 require 'irb/completion'
-require 'irb/ext/save-history'
 
-IRB.conf[:SAVE_HISTORY] = 200
-IRB.conf[:HISTORY_FILE] = "#{ENV['HOME']}/.irb_history"
+# interactive editor: use vim from within irb
+begin
+  require 'interactive_editor'
+rescue LoadError => err
+  warn "Couldn't load interactive_editor: #{err}"
+end
 
+# awesome print
+begin
+  require 'awesome_print'
+rescue LoadError => err
+  warn "Couldn't load awesome_print: #{err}"
+end
+
+# configure irb
 IRB.conf[:AUTO_INDENT]=true
+
+# irb history
+IRB.conf[:EVAL_HISTORY] = 1000
+IRB.conf[:SAVE_HISTORY] = 1000
+IRB.conf[:HISTORY_FILE] = File.expand_path("~/.irb_history")
+
+# load .irbrc_rails in rails environments
+railsrc_path = File.expand_path('~/.irb-railsrc')
+if (ENV['RAILS_ENV'] || defined? Rails) && File.exist?(railsrc_path)
+  begin
+    load railsrc_path
+  rescue Exception
+    warn "Could not load: #{ railsrc_path } because of #{$!.message}"
+  end
+end
+
+class Object
+  def interesting_methods
+    case self.class
+    when Class
+      self.public_methods.sort - Object.public_methods
+    when Module
+      self.public_methods.sort - Module.public_methods
+    else
+      self.public_methods.sort - Object.new.public_methods
+    end
+  end
+end

ruby/pryrc

@@ -0,0 +1,30 @@
+# vim FTW
+Pry.config.editor = 'vim'
+
+# Toys methods
+# See https://gist.github.com/807492
+class Array
+  def self.toy(n=10, &block)
+    block_given? ? Array.new(n,&block) : Array.new(n) {|i| i+1}
+  end
+end
+
+class Hash
+  def self.toy(n=10)
+    Hash[Array.toy(n).zip(Array.toy(n){|c| (96+(c+1)).chr})]
+  end
+end
+
+if defined?(Rails) && Rails.env
+  require 'logger'
+
+  if defined?(ActiveRecord)
+    ActiveRecord::Base.logger = Logger.new(STDOUT)
+    ActiveRecord::Base.clear_active_connections!
+  end
+
+  if defined?(DataMapper)
+    DataMapper::Logger.new($stdout, :debug)
+  end
+
+end