Force encoding of the Regex to ASCII-8BIT, to allow matching

unicode expressions. (See snowman testcase).

.gitignore

@@ -2,3 +2,4 @@
 pkg/*
 tags
 .DS_store
+*.gem

bin/rak

@@ -175,7 +175,7 @@ END
                             [ '-e', '--line-end', GetoptLong::NO_ARGUMENT ],
                             [ '--eval', GetoptLong::REQUIRED_ARGUMENT ]
                             )
-
+                            
     opt[:max_count] = nil
     opt[:only_print_filelist] = false
     opt[:print_filename] = true
@@ -489,6 +489,9 @@ END
       str = "(?:" + str + ")$"
     end
     str = str.gsub("~bang", "!").gsub("~ques", "?")
+    if str.respond_to?(:force_encoding)
+      str.force_encoding("ASCII-8BIT")
+    end
     if $use_onig
       flags = opt[:ignore_case] ? Oniguruma::OPTION_IGNORECASE : nil
       Oniguruma::ORegexp.new(str, :options => flags)

spec/example2/snowman.txt

@@ -0,0 +1,3 @@
+
+# ☃ 
+

spec/rak_spec.rb

@@ -1,4 +1,4 @@
-
+#encoding: utf-8
 require "spec_helper"
 
 describe "Rak", "with no options" do 
@@ -71,6 +71,13 @@
          1|rakefile rakefile *Canceron* rakefile
     END
   end
+
+  it "matches unicode snowmen" do
+    rak("☃", :dir => "example2").should == <<-END
+      *snowman.txt*
+         2|# *☃* 
+    END
+  end
 end
 
 describe "Rak", "with FILE or STDIN inputs" do

spec/spec_helper.rb

@@ -40,7 +40,11 @@ def rak(args="", opts={})
     cmd = "#{ruby_bin} #{bin_rak} #{args}"
     cmd = "#{opts[:pipe]} | #{cmd}" if opts[:pipe]
     ENV['RAK_TEST'] = "true" unless opts[:test_mode] == false
-    dir = opts[:dir] || HERE+"example"
+    if opts[:dir]
+      dir = HERE + opts[:dir]
+    else
+      dir = HERE + "example"
+    end
     output = Dir.chdir(dir) do
       %x{#{cmd}}
     end