Class: Ryan::Func

Inherits:
Object
  • Object
show all
Defined in:
lib/ryan/func.rb

Direct Known Subclasses

ClassFunc, InstanceFunc

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sexp, _private) ⇒ Func

Returns a new instance of Func.



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# File 'lib/ryan/func.rb', line 6

def initialize(sexp, _private)
  @sexp, @_private = sexp, _private
end

Instance Attribute Details

#_private ⇒ Object Also known as: private?

Returns the value of attribute _private.



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# File 'lib/ryan/func.rb', line 2

def _private
  @_private
end

#sexp ⇒ Object

Returns the value of attribute sexp.



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# File 'lib/ryan/func.rb', line 2

def sexp
  @sexp
end

Instance Method Details

#assignments ⇒ Object 



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# File 'lib/ryan/func.rb', line 14

def assignments
  nodes = find_assignments(sexp)
  sexp.find_nodes(:rescue).each do |node|
    node = node[1] if node[1].first == :block
    nodes.concat find_assignments(node)
  end
  nodes.map &Ryan::Assignment.method(:new)
end

#conditions ⇒ Object 



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# File 'lib/ryan/func.rb', line 10

def conditions
  @conditions ||= Ryan::SexpDecorator.new(sexp).each_sexp_condition.map &Ryan::Condition.method(:new)
end

#find_assignments(s_expression) ⇒ Object 



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# File 'lib/ryan/func.rb', line 23

def find_assignments(s_expression)
  s_expression.find_nodes(:op_asgn_or) + s_expression.find_nodes(:iasgn)
end

#map_args(_sexp = sexp, list = []) ⇒ Object

Note:

we drop(1) to get rid of :args (which should be the first item in the sexp)

Note:

called from subclasses



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# File 'lib/ryan/func.rb', line 29

def map_args(_sexp = sexp, list = [])
  val = _sexp.first
  return list.drop(1) unless val
  case val
  when Symbol
    map_args(_sexp.drop(1), list << val)
  when Sexp
    map_args(_sexp.drop(1), list << val[1])
  else
    nil
  end
end