Class: Keisan::AST::Block

Inherits:
Node
  • Object
show all
Defined in:
lib/keisan/ast/block.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Node

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

Constructor Details

#initialize(child) ⇒ Block

Returns a new instance of Block.



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# File 'lib/keisan/ast/block.rb', line 6

def initialize(child)
  @child = child
end

Instance Attribute Details

#child ⇒ Object (readonly)

Returns the value of attribute child.



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

def child
  @child
end

Instance Method Details

#deep_dup ⇒ Object 



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

def deep_dup
  dupped = dup
  dupped.instance_variable_set(
    :@child,
    dupped.child.deep_dup
  )
  dupped
end

#evaluate(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 38

def evaluate(context = nil)
  local = get_local_context(context)
  child.evaluate(local)
end

#replace(variable, replacement) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 48

def replace(variable, replacement)
  self
end

#simplify(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 43

def simplify(context = nil)
  local = get_local_context(context)
  child.simplify(local)
end

#to_s ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 52

def to_s
  "{#{child}}"
end

#traverse(&block) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 20

def traverse(&block)
  super(&block) || child.traverse(&block)
end

#unbound_functions(context = nil) ⇒ Object 



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

def unbound_functions(context = nil)
  local = get_local_context(context)
  child.unbound_functions(local)
end

#unbound_variables(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 10

def unbound_variables(context = nil)
  local = get_local_context(context)
  child.unbound_variables(local)
end

#value(context = nil) ⇒ Object 



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# File 'lib/keisan/ast/block.rb', line 33

def value(context = nil)
  local = get_local_context(context)
  child.evaluated(local).value(local)
end