Sha256: ea3a66acae61a2cdaf2d192c114d5161411fe7a28b75a274b0eed0dd776dbc5d
Contents?: true
Size: 947 Bytes
Versions: 11
Compression:
Stored size: 947 Bytes
Contents
module Danica
module VariablesHolder
class Calculator
attr_accessor :object, :args
def initialize(object, *args)
@object = object
@args = args
end
def calculate
raise Exception::NotDefined unless all_valued?
clazz.new(vars_map).to_f
end
private
def vars_map
@vars_map ||= variables_value_hash.tap do |map|
vars = args.dup
map.merge! vars.extract_options!
vars_map = vars.as_hash(map.keys).select { |_, v| valued?(v) }
map.merge! vars_map
end
end
def all_valued?
vars_map.values.all? { |v| valued?(v) }
end
def valued?(value)
value.is_a?(Integer) || value.try(:valued?)
end
def variables_value_hash
@variables_value_hash ||= object.variables_value_hash.dup
end
def clazz
@clazz ||= object.class
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems