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Contents
module Eco
module Data
module FuzzyMatch
class Score < Struct.new(:score, :total)
def ratio(decimals = 6)
tot = self.total; sc = self.score
tot = tot && tot > 0 ? tot : 1
sc = sc && sc > 0 ? sc : 0
(sc.to_f / tot).round(decimals)
end
def percent(decimals = 3)
(100 * ratio).round(decimals)
end
def increase(value = 1)
self.score += value
raise "Score #{self.score} (increase: #{value}) can't be greater than total #{self.total}" if self.score > self.total
self.score
end
def increase_total(value)
self.total += value
end
def values_at(*keys)
keys.map do |key|
self.send(key) if self.respond_to?(key)
end
end
# Merges 2 Score instance objects
def merge(scr)
Score.new(*values_at(:score, :total)).merge!(scr)
end
def merge!(scr)
raise "Expecting Score object. Given: #{scr.class}" unless scr.is_a?(Score)
increase_total(scr.total)
increase(scr.score)
self
end
end
end
end
end
Version data entries
130 entries across 130 versions & 1 rubygems