Class: Antlr4ruby::DFAState

Inherits:
Object
  • Object
show all
Defined in:
lib/antlr4ruby/dfa/dfa_state.rb

Defined Under Namespace

Classes: PredPrediction

Constant Summary collapse

INITIAL_NUM_TRANSITIONS = 
4
INVALID_TYPE = 
0
BASIC = 
1
RULE_START = 
2
BLOCK_START = 
3
PLUS_BLOCK_START = 
4
STAR_BLOCK_START = 
5
TOKEN_START = 
6
RULE_STOP = 
7
BLOCK_END = 
8
STAR_LOOP_BACK = 
9
STAR_LOOP_ENTRY = 
10
PLUS_LOOP_BACK = 
11
LOOP_END = 
12

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(configs) ⇒ DFAState

Returns a new instance of DFAState.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 40

def initialize(configs)
  @configs = ATNConfigSet.new
  @state_number = -1
  @edges = []
  @is_accept_state = false
  @prediction = 0
  @predicates = []

  if configs
    if configs.instance_of?(Integer)
      @state_number = configs
    elsif configs.instance_of?(ATNConfigSet)
      @configs = configs
    end
  end
end

Instance Attribute Details

#configs ⇒ Object

Returns the value of attribute configs.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def configs
  @configs
end

#edges ⇒ Object

Returns the value of attribute edges.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def edges
  @edges
end

#is_accept_state ⇒ Object

Returns the value of attribute is_accept_state.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def is_accept_state
  @is_accept_state
end

#lexer_action_executor ⇒ Object

Returns the value of attribute lexer_action_executor.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def lexer_action_executor
  @lexer_action_executor
end

#predicates ⇒ Object

Returns the value of attribute predicates.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def predicates
  @predicates
end

#prediction ⇒ Object

Returns the value of attribute prediction.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def prediction
  @prediction
end

#requires_full_context ⇒ Object

Returns the value of attribute requires_full_context.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def requires_full_context
  @requires_full_context
end

#state_number ⇒ Object

Returns the value of attribute state_number.



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 20

def state_number
  @state_number
end

Instance Method Details

#eql?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 72

def eql?(other)
  # todo

end

#get_alt_set ⇒ Object 



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 57

def get_alt_set
  alts = Set.new
  if @configs
    # todo

  end
  if alts.empty?
    return nil
  end
  alts
end

#hash ⇒ Object 



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 68

def hash
  # todo

end

#to_s ⇒ Object 



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# File 'lib/antlr4ruby/dfa/dfa_state.rb', line 76

def to_s
  # todo

end