14 lines
458 B
Ruby
14 lines
458 B
Ruby
# use like {{ myarray | array_count_uniq }}
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# where myarray is a liquid array
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# returns an array of the unique values + counts
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# evan will 2018 for CollectionBuilder project
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module Jekyll
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module ArrayCountUniq
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def array_count_uniq(input)
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clean = input.compact.collect(&:strip).reject(&:empty?)
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clean.uniq.map { |x| [x, clean.count(x)] }.sort_by {|k, v| -v}.to_h
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end
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end
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end
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Liquid::Template.register_filter(Jekyll::ArrayCountUniq) |