Class: LibBEL::BelTokenIterator

Inherits:
FFI::ManagedStruct
  • Object
show all
Includes:
Enumerable
Defined in:
lib/bel/libbel/bel_token_iterator.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.release(ptr) ⇒ Object 



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# File 'lib/bel/libbel/bel_token_iterator.rb', line 26

def self.release(ptr)
  LibBEL::free_bel_token_iterator(ptr)
end

Instance Method Details

#each ⇒ Object 



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# File 'lib/bel/libbel/bel_token_iterator.rb', line 10

def each
  if self.null? or not LibBEL::bel_token_iterator_end(self).zero?
    fail StopIteration, "bel_token_iterator reached end"
  end

  if block_given?
    while LibBEL::bel_token_iterator_end(self.pointer).zero?
      current_token = LibBEL::bel_token_iterator_get(self.pointer)
      yield LibBEL::BelToken.new(current_token)
      LibBEL::bel_token_iterator_next(self.pointer)
    end
  else
    enum_for(:each)
  end
end