Method: Rack::Response#get_header

Defined in:
lib/rack/response.rb

#get_header(key) ⇒ Object Also known as: []

Raises:

  • (ArgumentError)
[View source]

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# File 'lib/rack/response.rb', line 164

def get_header(key)
  raise ArgumentError unless key.is_a?(String)
  @headers[key]
end