Class: Antlr4::Runtime::ActionTransition
Constant Summary
Constants inherited
from Transition
Transition::ACTION, Transition::ATOM, Transition::EPSILON, Transition::NOT_SET, Transition::PRECEDENCE, Transition::PREDICATE, Transition::RANGE, Transition::RULE, Transition::SET, Transition::WILDCARD
Instance Attribute Summary collapse
Attributes inherited from Transition
#target
Instance Method Summary
collapse
Methods inherited from Transition
#label
Constructor Details
#initialize(target, rule_index, action_index, is_ctx_dependent) ⇒ ActionTransition
Returns a new instance of ActionTransition.
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# File 'lib/antlr4/runtime/action_transition.rb', line 6
def initialize(target, rule_index, action_index, is_ctx_dependent)
super(target)
@rule_index = rule_index
@action_index = action_index
@is_ctx_dependent = is_ctx_dependent
end
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Instance Attribute Details
#action_index ⇒ Object
Returns the value of attribute action_index.
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# File 'lib/antlr4/runtime/action_transition.rb', line 4
def action_index
@action_index
end
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Instance Method Details
#epsilon? ⇒ Boolean
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# File 'lib/antlr4/runtime/action_transition.rb', line 17
def epsilon?
true
end
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#matches(_symbol, _min_vocab_symbol, _max_vocab_symbol) ⇒ Object
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# File 'lib/antlr4/runtime/action_transition.rb', line 21
def matches(_symbol, _min_vocab_symbol, _max_vocab_symbol)
false
end
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#serialization_type ⇒ Object
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# File 'lib/antlr4/runtime/action_transition.rb', line 13
def serialization_type
ACTION
end
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#to_s ⇒ Object
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# File 'lib/antlr4/runtime/action_transition.rb', line 25
def to_s
'action_' + @rule_index + ':' + @action_index
end
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