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+# Pry config
+
+Pry.config.theme = 'monokai'
+
+# Show ruby version/patch level in prompt
+prompt = "#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}"
+Pry.config.prompt = [
+  proc { |obj, nest_level, _| "#{prompt} (#{obj}):#{nest_level} > " },
+  proc { |obj, nest_level, _| "#{prompt} (#{obj}):#{nest_level} * " }
+]
+
+# https://github.com/michaeldv/awesome_print/
+# $ gem install awesome_print
+require 'awesome_print'
+AwesomePrint.defaults = { indent: -2 }
+AwesomePrint.pry!
+
+## Benchmarking
+# Inspired by <http://stackoverflow.com/questions/123494/whats-your-favourite-irb-trick/123834#123834>.
+def time(repetitions = 100, &block)
+  require 'benchmark'
+  Benchmark.bm { |b| b.report { repetitions.times(&block) } }
+end