Class: Scraping::Rules::Section

Inherits:
Object
  • Object
show all
Includes:
DSL
Defined in:
lib/scraping/rules/section.rb

Direct Known Subclasses

Sections

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from DSL

#element, #elements, #rules, #section, #sections

Constructor Details

#initialize(name, selector = '.') ⇒ Section

Returns a new instance of Section.



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# File 'lib/scraping/rules/section.rb', line 9

def initialize(name, selector = '.')
  @name = name
  @selector = selector
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/scraping/rules/section.rb', line 7

def name
  @name
end

#selector ⇒ Object (readonly)

Returns the value of attribute selector.



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# File 'lib/scraping/rules/section.rb', line 7

def selector
  @selector
end

Instance Method Details

#call(scraper, node) ⇒ Object 



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# File 'lib/scraping/rules/section.rb', line 19

def call(scraper, node)
  rules.inject(OpenStruct.new) do |obj, (name, rule)|
    obj[name] = rule.call scraper, node.at(selector)
    obj
  end
end

#evaluate(&block) ⇒ Object 



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# File 'lib/scraping/rules/section.rb', line 14

def evaluate(&block)
  instance_eval(&block)
  self
end