class OpenStax::Utilities::ActionList
Public Class Methods
new(options={})
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 4 def initialize(options={}) @options = options raise IllegalArgument, "must supply data procs" if options[:data_procs].nil? if options[:headings].present? && options[:data_procs].size != options[:headings].size raise IllegalArgument, "if you supply headings, you must supply one for each column" end if options[:widths].present? && options[:data_procs].size != options[:widths].size raise IllegalArgument, "if you supply widths, you must supply one for each column" end end
Public Instance Methods
get_data(column, *args)
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 35 def get_data(column, *args) @options[:data_procs][column].call(*args) end
get_heading(column)
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 27 def get_heading(column) @options[:headings].nil? ? nil : @options[:headings][column] end
get_width(column)
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 31 def get_width(column) @options[:widths].nil? ? nil : @options[:widths][column] end
has_headings?()
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 23 def has_headings? @options[:headings].present? end
num_columns()
click to toggle source
# File lib/openstax/utilities/action_list.rb, line 19 def num_columns @options[:data_procs].size end