Merge remote branch 'rails/master'

1 files changed, 83 insertions, 0 deletions

diff --git a/actionpack/lib/action_dispatch/vendor/rack-mount-0.6.6.pre/rack/mount/strexp/tokenizer.rb b/actionpack/lib/action_dispatch/vendor/rack-mount-0.6.6.pre/rack/mount/strexp/tokenizer.rb
new file mode 100644
index 0000000000..0ff7f67661
--- /dev/null
+++ b/actionpack/lib/action_dispatch/vendor/rack-mount-0.6.6.pre/rack/mount/strexp/tokenizer.rb
@@ -0,0 +1,83 @@
+#--
+# DO NOT MODIFY!!!!
+# This file is automatically generated by rex 1.0.5.beta1
+# from lexical definition file "lib/rack/mount/strexp/tokenizer.rex".
+#++
+
+require 'racc/parser'
+class Rack::Mount::StrexpParser < Racc::Parser
+  require 'strscan'
+
+  class ScanError < StandardError ; end
+
+  attr_reader   :lineno
+  attr_reader   :filename
+  attr_accessor :state
+
+  def scan_setup(str)
+    @ss = StringScanner.new(str)
+    @lineno =  1
+    @state  = nil
+  end
+
+  def action
+    yield
+  end
+
+  def scan_str(str)
+    scan_setup(str)
+    do_parse
+  end
+  alias :scan :scan_str
+
+  def load_file( filename )
+    @filename = filename
+    open(filename, "r") do |f|
+      scan_setup(f.read)
+    end
+  end
+
+  def scan_file( filename )
+    load_file(filename)
+    do_parse
+  end
+
+
+  def next_token
+    return if @ss.eos?
+
+    text = @ss.peek(1)
+    @lineno  +=  1  if text == "\n"
+    token = case @state
+    when nil
+      case
+      when (text = @ss.scan(/\\(\(|\)|:|\*)/))
+         action { [:CHAR,  @ss[1]] }
+
+      when (text = @ss.scan(/\:([a-zA-Z_]\w*)/))
+         action { [:PARAM, @ss[1]] }
+
+      when (text = @ss.scan(/\*([a-zA-Z_]\w*)/))
+         action { [:GLOB,  @ss[1]] }
+
+      when (text = @ss.scan(/\(/))
+         action { [:LPAREN, text]  }
+
+      when (text = @ss.scan(/\)/))
+         action { [:RPAREN, text]  }
+
+      when (text = @ss.scan(/./))
+         action { [:CHAR,   text]  }
+
+      else
+        text = @ss.string[@ss.pos .. -1]
+        raise  ScanError, "can not match: '" + text + "'"
+      end  # if
+
+    else
+      raise  ScanError, "undefined state: '" + state.to_s + "'"
+    end  # case state
+    token
+  end  # def next_token
+
+end # class