guiocavalcanti · December 27, 2015 06:19 · Nov 2, 2013 · May 14, 2012 · May 10, 2012 · May 3, 2012
diff --git a/benchmark.rb b/benchmark.rb
@@ -40,7 +40,7 @@ def pull(dep)
 
 # If you would prefer gems to incur the cost of autoloading
 # Rails frameworks, then comment out this next line.
-ActiveSupport::Autoload.eager_autoload!
+# ActiveSupport::Autoload.eager_autoload!
 
 $VERBOSE = nil
 

diff --git a/benchmark.rb b/benchmark.rb
@@ -38,6 +38,10 @@ def pull(dep)
 
 require 'rails/all'
 
+# If you would prefer gems to incur the cost of autoloading
+# Rails frameworks, then comment out this next line.
+ActiveSupport::Autoload.eager_autoload!
+
 $VERBOSE = nil
 
 Benchmark.bm do |x|

diff --git a/benchmark.rb b/benchmark.rb
@@ -10,6 +10,8 @@
 ]
 
 def pull(dep)
+  required_file = nil
+
   begin
     # Loop through all the specified autorequires for the
     # dependency. If there are none, use the dependency's name

diff --git a/benchmark.rb b/benchmark.rb
@@ -0,0 +1,47 @@
+#!/usr/bin/env ruby
+
+require 'benchmark'
+
+REGEXPS = [
+  /^no such file to load -- (.+)$/i,
+  /^Missing \w+ (?:file\s*)?([^\s]+.rb)$/i,
+  /^Missing API definition file in (.+)$/i,
+  /^cannot load such file -- (.+)$/i,
+]
+
+def pull(dep)
+  begin
+    # Loop through all the specified autorequires for the
+    # dependency. If there are none, use the dependency's name
+    # as the autorequire.
+    Array(dep.autorequire || dep.name).each do |file|
+      required_file = file
+      Kernel.require file
+    end
+  rescue LoadError => e
+    if dep.autorequire.nil? && dep.name.include?('-')
+      begin
+        namespaced_file = dep.name.gsub('-', '/')
+        Kernel.require namespaced_file
+      rescue LoadError
+        REGEXPS.find { |r| r =~ e.message }
+        raise if dep.autorequire || $1.gsub('-', '/') != namespaced_file
+      end
+    else
+      REGEXPS.find { |r| r =~ e.message }
+      raise if dep.autorequire || $1 != required_file
+    end
+  end
+end
+
+require 'rails/all'
+
+$VERBOSE = nil
+
+Benchmark.bm do |x|
+  Bundler.setup.dependencies.each do |dependency|
+    x.report(dependency.name[0..20].ljust(21)) do
+      pull(dependency)
+    end
+  end
+end