class Hash
Public Instance Methods
chart_json()
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# File lib/chartkick/core_ext.rb, line 17 def chart_json if (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 to_a end.to_json end