Fix verbose code with a one liner
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@ -153,16 +153,7 @@ ERR
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# Returns string
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#
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def category_links(categories)
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categories = categories.sort!.map { |c| category_link c }
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case categories.length
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when 0
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""
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when 1
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categories[0].to_s
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else
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"#{categories[0...-1].join(', ')}, #{categories[-1]}"
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end
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categories.sort.map { |c| category_link c }.join(', ')
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end
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# Outputs a single category as an <a> link.
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