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Scruffy::Helpers::PointContainer

Scruffy::Helpers::PointContainer

Author

Mat Schaffer

Date

March 22nd, 2007

Allows all standard point operations to be called on both Array and Hash

Public Class Methods

extended(point_set) click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 10
def self.extended point_set
  point_set.extend(const_get(point_set.class.to_s))
end

Public Instance Methods

inject_with_index(memo) click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 34
def inject_with_index memo
  index = 0
  inject(memo) do |memo, item|
    ret = yield memo, item, index
    index = index.succ
    ret
  end
end
maximum_value() click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 22
def maximum_value
  sortable_values.sort.last
end
minimum_value() click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 26
def minimum_value
  sortable_values.sort.first
end
sortable_values() click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 14
def sortable_values
  values.find_all { |v| v.respond_to? :<=> }
end
sum() click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 30
def sum
  summable_values.inject(0) { |sum, i| sum += i }
end
summable_values() click to toggle source
# File lib/scruffy/helpers/point_container.rb, line 18
def summable_values
  values.find_all { |v| v.respond_to? :+ }
end

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