class Scraprr::AttributeScraper
Constants
- DEFAULT_PATH
Attributes
name[R]
path[R]
required[R]
Public Class Methods
new(name, path = DEFAULT_PATH, opts = {})
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# File lib/scraprr/attribute_scraper.rb, line 7 def initialize(name, path = DEFAULT_PATH, opts = {}) @name = name @path = path @chain = build_chain(opts) end
Public Instance Methods
build_chain(opts)
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# File lib/scraprr/attribute_scraper.rb, line 13 def build_chain(opts) chain = ValueExtractor.new(opts[:attr], opts[:html]) chain = RegexpFilter.new(chain, opts[:regexp]) if opts[:regexp] chain = StripFilter.new(chain) if opts[:strip] chain = RequiredFilter.new(chain, opts[:name]) if opts[:required] chain end
eql?(other)
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# File lib/scraprr/attribute_scraper.rb, line 25 def eql?(other) name.eql?(other.name) end
extract(element)
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# File lib/scraprr/attribute_scraper.rb, line 21 def extract(element) @chain.run(element) end
hash()
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# File lib/scraprr/attribute_scraper.rb, line 29 def hash name.hash end