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template_engine_comparison
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Gregory Eremin 2013-12-13 13:39:20 +07:00
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0
.gitignore vendored Normal file
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6
Gemfile Normal file
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source 'https://rubygems.org'
gem 'tilt'
gem 'erubis'
gem 'haml'

15
Gemfile.lock Normal file
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GEM
remote: https://rubygems.org/
specs:
erubis (2.7.0)
haml (4.0.4)
tilt
tilt (2.0.0)
PLATFORMS
ruby
DEPENDENCIES
erubis
haml
tilt

70
compare.rb Executable file
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#!/usr/bin/env ruby
require 'rubygems'
require 'bundler/setup'
require 'benchmark'
require 'erubis'
require 'haml'
require 'tilt/erb'
require 'tilt/erubis'
require 'tilt/haml'
# Terminal settings
TERMINAL_WIDTH = 60
BM_WIDTH = 46
# Benchmark settings
COMPILE_LOOPS = 1000
RENDER_LOOPS = 10000
$templates = {}
$template_params = {title: 'Greetings!', username: '%username%'}
def path_for template
File.expand_path('../templates/' + template, __FILE__)
end
def banner title
puts '#' * TERMINAL_WIDTH
puts '##' + title.center(TERMINAL_WIDTH - 4) + '##'
puts '#' * TERMINAL_WIDTH
end
ENGINES = {
erb: {
class: Tilt::ERBTemplate,
layout: path_for('erb/layout.erb')
},
erubis: {
class: Tilt::ErubisTemplate,
layout: path_for('erubis/layout.erubis')
},
haml: {
class: Tilt::HamlTemplate,
layout: path_for('haml/layout.haml')
}
}
banner 'Compilation (%d runs)' % COMPILE_LOOPS
Benchmark.bm(TERMINAL_WIDTH - BM_WIDTH) do |x|
ENGINES.each do |name, attrs|
x.report(name) do
COMPILE_LOOPS.times do
$templates[name] = attrs[:class].new(attrs[:layout])
end
end
end
end
puts
banner 'Render (%d runs)' % RENDER_LOOPS
Benchmark.bm(TERMINAL_WIDTH - BM_WIDTH) do |x|
ENGINES.each do |name, attrs|
x.report(name) do
RENDER_LOOPS.times do
$templates[name].render(Object, $template_params)
end
end
end
end

18
templates/erb/layout.erb Normal file
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<!DOCTYPE html>
<html>
<head>
<title><%= title %></title>
</head>
<body>
<h1>Hello, <%= username %>!</h1>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
est laborum.
</p>
</body>
</html>

18
templates/erubis/layout.erubis Normal file
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<!DOCTYPE html>
<html>
<head>
<title><%= title %></title>
</head>
<body>
<h1>Hello, <%= username %>!</h1>
<p>
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
est laborum.
</p>
</body>
</html>

17
templates/haml/layout.haml Normal file
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!!!
%html
%head
%title= title
%body
%h1
Hello,
= username
!
%p
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint
occaecat cupidatat non proident, sunt in culpa qui officia deserunt
mollit anim id est laborum.