Module: Enumerable

Defined in:
lib/chartkick.rb

Overview

for multiple series use Enumerable so it can be called on arrays

Instance Method Summary collapse

Instance Method Details

#chart_json ⇒ Object 



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# File 'lib/chartkick.rb', line 17

def chart_json
  if is_a?(Hash) && (key = keys.first) && key.is_a?(Array) && key.size == 2
    group_by { |k, _v| k[0] }.map do |name, data|
      {name: name, data: data.map { |k, v| [k[1], v] }}
    end
  else
    self
  end.to_json
end