Class: Solve::Solver::VariableRow

Inherits:
Object
  • Object
show all
Defined in:
lib/solve/solver/variable_row.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(artifact, source) ⇒ VariableRow

Returns a new instance of VariableRow.

Parameters:

  • artifact (String)
  • source (String, Symbol) 


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# File 'lib/solve/solver/variable_row.rb', line 10

def initialize(artifact, source)
  @artifact = artifact
  @value = nil
  @sources = Array(source)
end

Instance Attribute Details

#artifact ⇒ Object (readonly)

Returns the value of attribute artifact.



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# File 'lib/solve/solver/variable_row.rb', line 4

def artifact
  @artifact
end

#sources ⇒ Object (readonly)

Returns the value of attribute sources.



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# File 'lib/solve/solver/variable_row.rb', line 6

def sources
  @sources
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/solve/solver/variable_row.rb', line 5

def value
  @value
end

Instance Method Details

#add_source(source) ⇒ Object

Parameters:

  • source (String, Symbol) 


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# File 'lib/solve/solver/variable_row.rb', line 17

def add_source(source)
  @sources << source
end

#bind(value) ⇒ Object 



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# File 'lib/solve/solver/variable_row.rb', line 25

def bind(value)
  @value = value
end

#bound? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/solve/solver/variable_row.rb', line 33

def bound?
  !@value.nil?
end

#last_source ⇒ Object 



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# File 'lib/solve/solver/variable_row.rb', line 21

def last_source
  @sources.last
end

#remove_source(source) ⇒ Object

Parameters:

  • source (String, Symbol) 


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# File 'lib/solve/solver/variable_row.rb', line 38

def remove_source(source)
  @sources.delete(source)
end

#unbind ⇒ Object 



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# File 'lib/solve/solver/variable_row.rb', line 29

def unbind
  @value = nil
end