Class: Sigma::Tokens

Inherits:
Object
  • Object
show all
Extended by:
FFI::Library
Defined in:
lib/sigma/token.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#pointer ⇒ Object

Returns the value of attribute pointer.



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# File 'lib/sigma/token.rb', line 179

def pointer
  @pointer
end

Class Method Details

.create ⇒ Object 



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# File 'lib/sigma/token.rb', line 181

def self.create
  pointer = FFI::MemoryPointer.new(:pointer)
  ergo_lib_tokens_new(pointer)
  init(pointer)
end

.with_raw_pointer(tokens_ptr) ⇒ Object 



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# File 'lib/sigma/token.rb', line 187

def self.with_raw_pointer(tokens_ptr)
  init(tokens_ptr)
end

Instance Method Details

#add(token) ⇒ Object 



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# File 'lib/sigma/token.rb', line 206

def add(token)
  error = ergo_lib_tokens_add(token.pointer, self.pointer)
  Util.check_error!(error)
end

#get(index) ⇒ Object 



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# File 'lib/sigma/token.rb', line 195

def get(index)
  token_pointer = FFI::MemoryPointer.new(:pointer)
  res = ergo_lib_tokens_get(self.pointer, index, token_pointer)
  Util.check_error!(res[:error])
  if res[:is_some]
    Sigma::Token.with_raw_pointer(token_pointer)
  else
    nil
  end
end

#len ⇒ Object 



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# File 'lib/sigma/token.rb', line 191

def len
  ergo_lib_tokens_len(self.pointer)
end