Class: Rack::HeadersFilter

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/headers_filter.rb

Constant Summary collapse

BLACKLIST_HEADERS = 
%w[
  HTTP_X_FORWARDED_HOST
]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, blacklist_headers: BLACKLIST_HEADERS) ⇒ HeadersFilter

Returns a new instance of HeadersFilter.



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# File 'lib/rack/headers_filter.rb', line 9

def initialize(app, blacklist_headers: BLACKLIST_HEADERS)
  @remove_headers = blacklist_headers
  @app = app
end

Instance Attribute Details

#remove_headers ⇒ Object (readonly)

Returns the value of attribute remove_headers.



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# File 'lib/rack/headers_filter.rb', line 7

def remove_headers
  @remove_headers
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/headers_filter.rb', line 14

def call(env)
  @remove_headers.each { |header| env.delete(header) }
  @app.call(env)
end