Class: WebCrawler::View::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/web_crawler/view.rb

Direct Known Subclasses

Csv, Json, Plain, Runner, Table, Xml, Yaml

Class Attribute Summary collapse

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(input, options = { }) ⇒ Base 



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# File 'lib/web_crawler/view.rb', line 30

def initialize(input, options = { })
  @options = self.class.default_options.merge (options || { })
  @input   = input
end

Class Attribute Details

.default_options ⇒ Object

Returns the value of attribute default_options.



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# File 'lib/web_crawler/view.rb', line 23

def default_options
  @default_options
end

Instance Attribute Details

#input ⇒ Object (readonly)

Returns the value of attribute input.



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# File 'lib/web_crawler/view.rb', line 18

def input
  @input
end

Instance Method Details

#draw(output = nil) ⇒ Object 



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# File 'lib/web_crawler/view.rb', line 39

def draw(output=nil)
  begin
    io = present_output(output)
    io.puts render
  ensure
    io.close if io.respond_to? :close
  end
end

#format(item) ⇒ Object 



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# File 'lib/web_crawler/view.rb', line 48

def format(item)
  item
end

#render ⇒ Object 



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# File 'lib/web_crawler/view.rb', line 35

def render
  [*input].map { |i| format(i) }.join
end