module Mara::DynamoHelpers::ClassMethods
Public Instance Methods
_sum_capacity(cap)
click to toggle source
@private
Count the number of capcity unites in a capacity object.
# File lib/mara/dynamo_helpers.rb, line 29 def _sum_capacity(cap) cap.capacity_units.to_f end
calculate_consumed_capacity(consumed_capacity, table_name)
click to toggle source
Calculate all the consumed capacity in an array of capacity objects.
# File lib/mara/dynamo_helpers.rb, line 14 def calculate_consumed_capacity(consumed_capacity, table_name) consumed = consumed_capacity.is_a?(Array) ? consumed_capacity : [consumed_capacity] if table_name consumed.select! { |cap| cap.table_name == table_name } end consumed.map! { |cap| _sum_capacity(cap) } consumed.sum end