Add benchmark in slim

benchmark/basic.haml

@@ -0,0 +1,18 @@
+!!! html
+
+%html
+  %head
+    %title Simple Benchmark
+  %body
+    %h1= header
+    - unless item.empty?
+      %ul
+        - for i in item
+          - if i[:current]
+            %li
+              %strong= i[:name]
+          - else
+            %li
+              %a{:href => i[:url]}= i[:name]
+    - else
+      %p The list is empty.

benchmark/basic.rb

@@ -0,0 +1,11 @@
+def header
+  'Colors'
+end
+
+def item
+  [
+    { name: 'red',   current: true,  url: '#red'   },
+    { name: 'green', current: false, url: '#green' },
+    { name: 'blue',  current: false, url: '#blue'  },
+  ]
+end

bin/bench

@@ -53,16 +53,17 @@ end
 class Bench < Thor
   desc 'bench HAML', 'Benchmark haml template'
   def bench(file)
-    haml = File.read(file)
     puts "#{?= * 49}\n Compilation: #{file}\n#{?= * 49}"
-    bench_compile(haml)
+    bench_compile(file)
     puts "#{?= * 49}\n Rendering: #{file}\n#{?= * 49}"
-    bench_render(haml)
+    bench_render(file)
   end
 
   private
 
-  def bench_compile(haml)
+  def bench_compile(file)
+    haml = File.read(file)
+
     Benchmark.ips do |x|
       x.report("haml v#{Haml::VERSION}") { Haml::Engine.new(haml).precompiled }
       x.report("faml v#{Faml::VERSION}") { Faml::Engine.new.call(haml) }
@@ -71,8 +72,13 @@ class Bench < Thor
     end
   end
 
-  def bench_render(haml)
+  def bench_render(file)
+    haml = File.read(file)
     object = Object.new
+    ruby_file = file.gsub(/\.haml\z/, '.rb')
+    if File.exist?(ruby_file)
+      object.instance_eval(File.read(ruby_file))
+    end
 
     Haml::Engine.new(haml).def_method(object, :haml)
     object.instance_eval "def faml; #{Faml::Engine.new.call(haml)}; end"