Class: Antlr4::Runtime::ATNSimulator

Inherits:
Object
  • Object
show all
Defined in:
lib/antlr4/runtime/atn_simulator.rb

Direct Known Subclasses

LexerATNSimulator, ParserATNSimulator

Constant Summary collapse

SERIALIZED_VERSION = 
ATNDeserializer.SERIALIZED_VERSION
SERIALIZED_UUID = 
ATNDeserializer.SERIALIZED_Uuid
@@error = 
DFAState.new

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(atn, shared_context_cache) ⇒ ATNSimulator

Returns a new instance of ATNSimulator.



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

def initialize(atn, shared_context_cache)
  @atn = atn
  @shared_context_cache = shared_context_cache
end

Class Attribute Details

.error ⇒ Object

Returns the value of attribute error.



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 11

def error
  @error
end

Instance Attribute Details

#atn ⇒ Object

Returns the value of attribute atn.



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 8

def atn
  @atn
end

#shared_context_cache ⇒ Object (readonly)

Returns the value of attribute shared_context_cache.



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 26

def shared_context_cache
  @shared_context_cache
end

Class Method Details

.check_condition(condition, message = nil) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 39

def self.check_condition(condition, message = nil)
  ATNDeserializer.new.check_condition(condition, message)
end

.deserialize(data) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 35

def self.deserialize(data)
  ATNDeserializer.new.deserialize(data)
end

.to_int(c) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 43

def self.to_int(c)
  ATNDeserializer.to_int(c)
end

.to_int32(data, offset) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 47

def self.to_int32(data, offset)
  ATNDeserializer.to_int32(data, offset)
end

.to_long(data, offset) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 51

def self.to_long(data, offset)
  ATNDeserializer.to_long(data, offset)
end

.to_uuid(data, offset) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 55

def self.to_uuid(data, offset)
  ATNDeserializer.to_uuid(data, offset)
end

Instance Method Details

#cached_context(context) ⇒ Object 



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

def cached_context(context)
  return context if @shared_context_cache.nil?

  visited = {}
  PredictionContextUtils.cached_context(context, @shared_context_cache, visited)
end

#clear_dfa ⇒ Object

Raises:



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 22

def clear_dfa
  raise UnsupportedOperationException, 'This ATN simulator does not support clearing the DFA.'
end

#edge_factory(atn, type, src, trg, arg1, arg2, arg3, sets) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 59

def edge_factory(atn, type, src, trg, arg1, arg2, arg3, sets)
  ATNDeserializer.new.edge_factory(atn, type, src, trg, arg1, arg2, arg3, sets)
end

#state_factory(type, rule_index) ⇒ Object 



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# File 'lib/antlr4/runtime/atn_simulator.rb', line 63

def state_factory(type, rule_index)
  ATNDeserializer.new.state_factory(type, rule_index)
end