Class LL1OptionalBlock

java.lang.Object

org.antlr.v4.codegen.model.OutputModelObject

org.antlr.v4.codegen.model.SrcOp

org.antlr.v4.codegen.model.RuleElement

org.antlr.v4.codegen.model.Choice

org.antlr.v4.codegen.model.LL1Choice

org.antlr.v4.codegen.model.LL1AltBlock

org.antlr.v4.codegen.model.LL1OptionalBlock

public class LL1OptionalBlock
extends LL1AltBlock

An optional block is just an alternative block where the last alternative is epsilon. The analysis takes care of adding to the empty alternative. (A | B | C)?

Field Summary

Fields inherited from class LL1Choice

altLook, error

Fields inherited from class Choice

alts, decision, label, preamble

Fields inherited from class RuleElement

stateNumber

Fields inherited from class SrcOp

enclosingBlock, enclosingRuleRunction, uniqueID

Fields inherited from class OutputModelObject

ast, factory

Constructor Summary

Constructors

Constructor	Description
LL1OptionalBlock(OutputModelFactory factory, GrammarAST blkAST, List<CodeBlockForAlt> alts)

Method Summary

Methods inherited from class Choice

addCodeForLookaheadTempVar, addPreambleOp, getAltLookaheadAsStringLists, getThrowNoViableAlt

Methods inherited from class SrcOp

getContextName, getOuterMostAltCodeBlock

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

LL1OptionalBlock

public LL1OptionalBlock(OutputModelFactory factory,
 GrammarAST blkAST,
 List<CodeBlockForAlt> alts)