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29 lines
663 B
Ruby
29 lines
663 B
Ruby
# frozen_string_literal: true
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module YouPlot
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# plotting functions.
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module Backends
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module Processing
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module_function
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def count_values(arr, tally: true)
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# tally was added in Ruby 2.7
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if tally && Enumerable.method_defined?(:tally)
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arr.tally
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else
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# value_counts Enumerable::Statistics
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arr.value_counts(dropna: false)
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end
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.sort do |a, b|
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# compare values
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r = b[1] <=> a[1]
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# If the values are the same, compare by name
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r = a[0] <=> b[0] if r.zero?
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r
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end
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.transpose
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end
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end
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end
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end
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