Module: LazyHighCharts::OptionsKeyFilter

Defined in:
lib/lazy_high_charts/options_key_filter.rb

Constant Summary collapse

FILTER_MAP = 
{
    method(:milliseconds) => [:pointInterval],
    method(:date_to_js_code) => [:pointStart]
}

Class Method Summary collapse

Class Method Details

.date_to_js_code(date) ⇒ Object 



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# File 'lib/lazy_high_charts/options_key_filter.rb', line 16

def self.date_to_js_code date
  "Date.UTC(#{date.year}, #{date.month - 1}, #{date.day})".js_code
end

.filter(options) ⇒ Object 



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# File 'lib/lazy_high_charts/options_key_filter.rb', line 20

def self.filter options
  new_options = options.map do |k, v|
    if v.is_a? ::Hash
      v = filter v
    else
      FILTER_MAP.each_pair do |method, matchers|
        v = method.call(v) if matchers.include?(k)
      end
    end
    [k, v]
  end
  Hash[new_options]
end

.milliseconds(value) ⇒ Object 



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# File 'lib/lazy_high_charts/options_key_filter.rb', line 12

def self.milliseconds value
  value * 1000
end