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require 'anemone'
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begin
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  # make sure that the first option is a URL we can crawl
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  url = URI(ARGV[0])
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rescue
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  puts <<-INFO
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Usage:
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  anemone count <url>
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Synopsis:
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  Crawls a site starting at the given URL and outputs the total number
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  of unique pages on the site.
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INFO
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  exit(0)
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end
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Anemone.crawl(url) do |anemone|
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  anemone.after_crawl do |pages|
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    puts pages.uniq!.size
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  end
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end
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