Class: Keisan::AST::List

Inherits:
Parent show all
Defined in:
lib/keisan/ast/list.rb

Instance Attribute Summary

Attributes inherited from Parent

#children

Instance Method Summary collapse

Methods inherited from Parent

#==, #deep_dup, #freeze, #is_constant?, #replace, #traverse, #unbound_functions, #unbound_variables

Methods inherited from Node

#!, #%, #&, #*, #**, #+, #+@, #-, #-@, #/, #<, #<<, #<=, #>, #>=, #>>, #^, #and, #coerce, #contains_a?, #deep_dup, #differentiate, #differentiated, #equal, #evaluate_assignments, #evaluated, #false?, #is_constant?, #not_equal, #or, #replace, #replaced, #simplified, #to_node, #traverse, #true?, #unbound_functions, #unbound_variables, #well_defined?, #|, #~

Constructor Details

#initialize(children = []) ⇒ List

Returns a new instance of List.



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# File 'lib/keisan/ast/list.rb', line 4

def initialize(children = [])
  super(children)
end

Instance Method Details

#evaluate(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 8

def evaluate(context = nil)
  return self if frozen?
  context ||= Context.new
  @children = children.map {|child| child.is_a?(Cell) ? child : child.evaluate(context)}
  self
end

#simplify(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 15

def simplify(context = nil)
  evaluate(context)
end

#to_a ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 28

def to_a
  @children.map(&:value)
end

#to_cell ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 32

def to_cell
  AST::Cell.new(
    self.class.new(
      @children.map(&:to_cell)
    )
  )
end

#to_s ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 24

def to_s
  "[#{children.map(&:to_s).join(',')}]"
end

#value(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/list.rb', line 19

def value(context = nil)
  context ||= Context.new
  children.map {|child| child.value(context)}
end