colin · December 14, 2009 19:44 · Dec 14, 2009 · Dec 14, 2009 · Dec 14, 2009
diff --git a/url_dsl.rb b/url_dsl.rb
@@ -19,7 +19,7 @@
 #   >> require 'json'
 #   => true
 #   >> url = http://twitter.com/statuses/show/6592721580.json
-#   => "{\"favorited\":false,\"geo\":null, ... etc ...
+#   => #<URLDSL::Request http://twitter.com/statuses/show/6592721580.json/>
 #   >> JSON.parse(url.to_s)['text']
 #   => "He nose the truth."
 #
@@ -133,4 +133,4 @@ def method_missing(name, *args)
   url = http://github.com/api/v2/yaml/repos/show/schacon/grit
   puts YAML.load(url.to_s)['repository'][:name]
 
-end if $0 == __FILE__
+end if $0 == __FILE__
diff --git a/url_dsl.rb b/url_dsl.rb
@@ -14,6 +14,15 @@
 #   ... etc ...
 #   => nil
 #
+# Or this:
+#
+#   >> require 'json'
+#   => true
+#   >> url = http://twitter.com/statuses/show/6592721580.json
+#   => "{\"favorited\":false,\"geo\":null, ... etc ...
+#   >> JSON.parse(url.to_s)['text']
+#   => "He nose the truth."
+#
 
 
 # Helper for using URLDSL in a Ruby file:

diff --git a/url_dsl.rb b/url_dsl.rb
@@ -0,0 +1,127 @@
+require 'open-uri'
+
+# url dsl -- the ultimate url dsl!
+#
+# You just can't beat this:
+#
+#   $ irb -r url_dsl
+#   >> include URLDSL
+#   => Object
+#   >> http://github.com/defunkt.json
+#   => #<URLDSL::Request http://github.com/defunkt.json/>
+#   >> puts http://github.com/defunkt.json
+#   [{"repository":{"url":"http://github.com/defunkt/repl",
+#   ... etc ...
+#   => nil
+#
+
+
+# Helper for using URLDSL in a Ruby file:
+#
+#   URLDSL do
+#     puts http://twitter.com/brosner/status/6592721580.json
+#   end
+def URLDSL(&block)
+  $urldsl_req = URLDSL::Request.new
+  $urldsl_req.instance_eval(&block)
+ensure
+  $urldsl_req = nil
+end
+
+module URLDSL
+  # This included hack is for `irb':
+  #
+  #   >> include URLDSL
+  #   => Object
+  #   >> http://github.com/api/v2/yaml/repos/show/schacon/grit
+  #   => <yaml>
+
+  def self.included(base)
+    $urldsl_req = URLDSL::Request.new
+
+    base.class_eval do
+      def method_missing(*args, &block)
+        $urldsl_req.send(*args, &block)
+      end
+    end
+  end
+
+  module SymbolHack
+    def /(other = nil)
+      return super unless other.is_a? Request
+      other << "/"
+      other
+    end
+  end
+  Symbol.send :include, SymbolHack
+
+  module NumberHack
+    def method_missing(name, *args)
+      $urldsl_req << self
+      $urldsl_req << name
+      self
+    end
+  end
+  Integer.send :include, NumberHack
+
+  class Request
+    attr_accessor :protocol, :calls
+    def initialize
+      @calls = []
+      @protocol = :http
+    end
+
+    def <<(method)
+      @calls << method
+    end
+
+    def url
+      build_url
+    ensure
+      @calls = []
+    end
+
+    def build_url
+      protocol.to_s + '://' +
+        @calls.join('.').
+        gsub('./', '/').
+        gsub('/.', '/').
+        squeeze('/')
+    end
+
+    def to_s
+      @to_s ||= open(url).read
+    end
+
+    def inspect
+      "#<URLDSL::Request %s>" % build_url
+    end
+
+    def method_missing(name, *args)
+      @to_s = nil
+
+      if name.to_s =~ /https?/
+        @protocol = name
+      else
+        self << name
+      end
+
+      args.each do |arg|
+        self << arg unless arg.is_a?(Request) || @calls.include?(arg)
+      end
+
+      self
+    end
+  end
+end
+
+
+URLDSL do
+
+  puts http://twitter.com/statuses/show/6592721580.json
+
+  require 'yaml'
+  url = http://github.com/api/v2/yaml/repos/show/schacon/grit
+  puts YAML.load(url.to_s)['repository'][:name]
+
+end if $0 == __FILE__
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