pixeltrix/results.txt

## results.txt
$ ruby template_engine_shootout.rb
Fetching gem metadata from https://rubygems.org/....
Fetching version metadata from https://rubygems.org/..
Resolving dependencies...
Using benchmark-ips 2.3.0
Using erubis 2.7.0
Using tilt 2.0.1
Using haml 4.0.7
Using temple 0.7.6
Using slim 3.0.6
Using bundler 1.10.6
Calculating -------------------------------------
              ERB       13.766k i/100ms
              Erubis    17.945k i/100ms
              Haml       6.672k i/100ms
              Slim      15.101k i/100ms
-------------------------------------------------
              ERB       157.989k (± 6.8%) i/s -    798.428k
              Erubis    205.408k (± 7.7%) i/s -      1.023M
              Haml       73.924k (± 6.2%) i/s -    373.632k
              Slim      170.302k (± 7.4%) i/s -    860.757k

Comparison:
              Erubis:   205407.8 i/s
              Slim  :   170302.0 i/s - 1.21x slower
              ERB   :   157989.2 i/s - 1.30x slower
              Haml  :    73924.0 i/s - 2.78x slower

## template_engine_shootout.rb
begin
  require 'bundler/inline'
rescue LoadError => e
  $stderr.puts 'Bundler version 1.10 or later is required. Please update your Bundler'
  raise e
end

gemfile(true) do
  source 'https://rubygems.org'

  gem 'benchmark-ips', '2.3.0'
  gem 'erubis', '2.7.0'
  gem 'haml', '4.0.7'
  gem 'slim', '3.0.6'
  gem 'tilt', '2.0.1'
end

SCOPE  = Object.new
LOCALS = { message: 'Hello, ERB' }

TEMPLATE_ERB = Tilt::ERBTemplate.new do
<<-EOF
<html>
  <head>
    <title><%= message %></title>
  </head>
  <body>
    <h1><%= message %></h1>
  </body>
</html>
EOF
end

# Rails uses Erubis to render erb templates
TEMPLATE_ERUBIS = Tilt::ErubisTemplate.new do
<<-EOF
<html>
  <head>
    <title><%= message %></title>
  </head>
  <body>
    <h1><%= message %></h1>
  </body>
</html>
EOF
end

TEMPLATE_HAML = Tilt::HamlTemplate.new do
<<-EOF
%html
  %head
    %title= message
  %body
    %h1= message
EOF
end

TEMPLATE_SLIM = Slim::Template.new do
<<-EOF
html
  head
    title = message
  body
    h1 = message
EOF
end

Benchmark.ips do |x|
  x.report('ERB   ') do
    TEMPLATE_ERB.render(SCOPE, LOCALS)
  end

  x.report('Erubis') do
    TEMPLATE_ERUBIS.render(SCOPE, LOCALS)
  end

  x.report('Haml  ') do
    TEMPLATE_HAML.render(SCOPE, LOCALS)
  end

  x.report('Slim  ') do
    TEMPLATE_SLIM.render(SCOPE, LOCALS)
  end

  x.compare!
end
	$ ruby template_engine_shootout.rb
	Fetching gem metadata from https://rubygems.org/....
	Fetching version metadata from https://rubygems.org/..
	Resolving dependencies...
	Using benchmark-ips 2.3.0
	Using erubis 2.7.0
	Using tilt 2.0.1
	Using haml 4.0.7
	Using temple 0.7.6
	Using slim 3.0.6
	Using bundler 1.10.6
	Calculating -------------------------------------
	ERB 13.766k i/100ms
	Erubis 17.945k i/100ms
	Haml 6.672k i/100ms
	Slim 15.101k i/100ms
	-------------------------------------------------
	ERB 157.989k (± 6.8%) i/s - 798.428k
	Erubis 205.408k (± 7.7%) i/s - 1.023M
	Haml 73.924k (± 6.2%) i/s - 373.632k
	Slim 170.302k (± 7.4%) i/s - 860.757k

	Comparison:
	Erubis: 205407.8 i/s
	Slim : 170302.0 i/s - 1.21x slower
	ERB : 157989.2 i/s - 1.30x slower
	Haml : 73924.0 i/s - 2.78x slower
	begin
	require 'bundler/inline'
	rescue LoadError => e
	$stderr.puts 'Bundler version 1.10 or later is required. Please update your Bundler'
	raise e
	end

	gemfile(true) do
	source 'https://rubygems.org'

	gem 'benchmark-ips', '2.3.0'
	gem 'erubis', '2.7.0'
	gem 'haml', '4.0.7'
	gem 'slim', '3.0.6'
	gem 'tilt', '2.0.1'
	end

	SCOPE = Object.new
	LOCALS = { message: 'Hello, ERB' }

	TEMPLATE_ERB = Tilt::ERBTemplate.new do
	<<-EOF
	<html>
	<head>
	<title><%= message %></title>
	</head>
	<body>
	<h1><%= message %></h1>
	</body>
	</html>
	EOF
	end

	# Rails uses Erubis to render erb templates
	TEMPLATE_ERUBIS = Tilt::ErubisTemplate.new do
	<<-EOF
	<html>
	<head>
	<title><%= message %></title>
	</head>
	<body>
	<h1><%= message %></h1>
	</body>
	</html>
	EOF
	end

	TEMPLATE_HAML = Tilt::HamlTemplate.new do
	<<-EOF
	%html
	%head
	%title= message
	%body
	%h1= message
	EOF
	end

	TEMPLATE_SLIM = Slim::Template.new do
	<<-EOF
	html
	head
	title = message
	body
	h1 = message
	EOF
	end

	Benchmark.ips do \|x\|
	x.report('ERB ') do
	TEMPLATE_ERB.render(SCOPE, LOCALS)
	end

	x.report('Erubis') do
	TEMPLATE_ERUBIS.render(SCOPE, LOCALS)
	end

	x.report('Haml ') do
	TEMPLATE_HAML.render(SCOPE, LOCALS)
	end

	x.report('Slim ') do
	TEMPLATE_SLIM.render(SCOPE, LOCALS)
	end

	x.compare!
	end