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U:RDoc::AnyMethod[iI"use:EFI"Rack::Builder#use;FF:publico:RDoc::Markup::Document:@parts[	o:RDoc::Markup::Paragraph;	[I",Specifies middleware to use in a stack.;To:RDoc::Markup::BlankLineo:RDoc::Markup::Verbatim;	[I"class Middleware
;TI"  def initialize(app)
;TI"    @app = app
;TI"  end
;TI"
;TI"  def call(env)
;TI"8    env["rack.some_header"] = "setting an example"
;TI"    @app.call(env)
;TI"  end
;TI"	end
;TI"
;TI"use Middleware
;TI"Lrun lambda { |env| [200, { "Content-Type" => "text/plain" }, ["OK"]] }
;T:@format0o;
;	[I"_All requests through to this application will first be processed by the middleware class. ;TI"\The +call+ method in this example sets an additional environment key which then can be ;TI"/referenced in the application if required.;T:
@fileI"lib/rack/builder.rb;T:0@omit_headings_from_table_of_contents_below000[I" (middleware, *args, &block);T@#FI"Builder;FcRDoc::NormalClass0