most specs passing with CouchRest module

lib/couchrest/helper/streamer.rb

@@ -0,0 +1,29 @@
+module CouchRest
+  class Streamer
+    attr_accessor :db
+    def initialize db
+      @db = db
+    end
+    
+    def view name, params = nil
+      urlst = /^_/.match(name) ? "#{@db.root}/#{name}" : "#{@db.root}/_view/#{name}"
+      url = CouchRest.paramify_url urlst, params
+      IO.popen("curl --silent #{url}") do |view|
+        view.gets # discard header
+        while row = parse_line(view.gets)
+          yield row
+        end
+      end
+    end
+    
+    private
+    
+    def parse_line line
+      return nil unless line
+      if /(\{.*\}),?/.match(line.chomp)
+        JSON.parse($1)
+      end
+    end
+    
+  end
+end