Class: Antlr4::Runtime::TerminalNodeImpl

Inherits:
TerminalNode show all
Defined in:
lib/antlr4/runtime/terminal_node_impl.rb

Direct Known Subclasses

ErrorNodeImpl

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(symbol) ⇒ TerminalNodeImpl

Returns a new instance of TerminalNodeImpl.



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 9

def initialize(symbol)
  @symbol = symbol
end

Instance Attribute Details

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 7

def parent
  @parent
end

#symbol ⇒ Object

Returns the value of attribute symbol.



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 6

def symbol
  @symbol
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 32

def accept(visitor)
  visitor.visit_terminal(self)
end

#child(_i) ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 13

def child(_i)
  nil
end

#child_count ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 28

def child_count
  0
end

#payload ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 17

def payload
  @symbol
end

#source_interval ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 21

def source_interval
  return Interval.invalid if @symbol.nil?

  token_index = @symbol.token_index
  Interval.new(token_index, token_index)
end

#text ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 36

def text
  @symbol.text
end

#to_s ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 44

def to_s
  return '<EOF>' if @symbol.type == Token::EOF

  @symbol.text
end

#to_string_tree(_parser = nil) ⇒ Object 



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# File 'lib/antlr4/runtime/terminal_node_impl.rb', line 40

def to_string_tree(_parser = nil)
  to_s
end