Class: ORTools::SumArray
- Inherits:
-
LinearExpr
- Object
- LinearExpr
- ORTools::SumArray
- Defined in:
- lib/or_tools/sum_array.rb
Instance Attribute Summary collapse
-
#array ⇒ Object
readonly
Returns the value of attribute array.
Instance Method Summary collapse
- #add_self_to_coeff_map_or_stack(coeffs, multiplier, stack) ⇒ Object
- #cast_to_lin_exp(v) ⇒ Object
-
#initialize(array) ⇒ SumArray
constructor
A new instance of SumArray.
- #to_s ⇒ Object
Methods inherited from LinearExpr
#*, #+, #-, #-@, #/, #<=, #==, #>=, #coeffs, #coerce, #inspect, #solution_value
Constructor Details
#initialize(array) ⇒ SumArray
Returns a new instance of SumArray.
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# File 'lib/or_tools/sum_array.rb', line 5 def initialize(array) @array = array.map { |v| cast_to_lin_exp(v) } end |
Instance Attribute Details
#array ⇒ Object (readonly)
Returns the value of attribute array.
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# File 'lib/or_tools/sum_array.rb', line 3 def array @array end |
Instance Method Details
#add_self_to_coeff_map_or_stack(coeffs, multiplier, stack) ⇒ Object
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# File 'lib/or_tools/sum_array.rb', line 9 def add_self_to_coeff_map_or_stack(coeffs, multiplier, stack) @array.reverse_each do |arg| stack << [multiplier, arg] end end |
#cast_to_lin_exp(v) ⇒ Object
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# File 'lib/or_tools/sum_array.rb', line 15 def cast_to_lin_exp(v) v.is_a?(Numeric) ? Constant.new(v) : v end |
#to_s ⇒ Object
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# File 'lib/or_tools/sum_array.rb', line 19 def to_s "#{@array.map(&:to_s).reject { |v| v == "0" }.join(" + ")}".gsub(" + -", " - ") end |