Class: Rack::NotFound

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

Overview

Rack::NotFound is a default endpoint. Optionally initialize with the path to a custom 404 page, to override the standard response body.

Examples:

Serve default 404 response:

run Rack::NotFound.new

Serve a custom 404 page:

run Rack::NotFound.new('path/to/your/404.html')

Constant Summary collapse

F = 
::File

Instance Method Summary collapse

Constructor Details

#initialize(path = nil, content_type = 'text/html') ⇒ NotFound

Returns a new instance of NotFound.



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# File 'lib/rack/contrib/not_found.rb', line 18

def initialize(path = nil, content_type = 'text/html')
  if path.nil?
    @content = "Not found\n"
  else
    @content = F.read(path)
  end
  @length = @content.bytesize.to_s

  @content_type = content_type
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/contrib/not_found.rb', line 29

def call(env)
  [404, {'content-type' => @content_type, 'content-length' => @length}, [@content]]
end