Class: TimeCost::RangeList

Inherits:
Object
  • Object
show all
Defined in:
lib/timecost/range_list.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RangeList

Returns a new instance of RangeList.



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# File 'lib/timecost/range_list.rb', line 4

def initialize
	@ranges = []
end

Instance Method Details

#add(range) ⇒ Object 



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# File 'lib/timecost/range_list.rb', line 8

def add range
	merged = false
	merged_range = nil

	# merge
	@ranges.each do |old|
		#pp old
		if old.overlap? range then
			old.merge range
			merged_range = old
			merged = true
			break
		end
	end

	# add if needed
	if merged then
		@ranges.delete merged_range
		self.add merged_range
	else 
		@ranges.push range
	end
end

#each ⇒ Object 



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# File 'lib/timecost/range_list.rb', line 32

def each 
	@ranges.each do |r|
		yield r
	end
end

#sum ⇒ Object 



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# File 'lib/timecost/range_list.rb', line 38

def sum
	result = 0
	@ranges.each do |r|
		result += r.diff
	end
	return result
end