public ES3Parser.statement_return statement() // throws RecognitionException [1]
{
ES3Parser.statement_return retval = new ES3Parser.statement_return();
retval.Start = input.LT(1);
object root_0 = null;
ES3Parser.functionDeclaration_return func = default(ES3Parser.functionDeclaration_return);
ES3Parser.block_return block87 = default(ES3Parser.block_return);
ES3Parser.statementTail_return statementTail88 = default(ES3Parser.statementTail_return);
try
{
// C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1410:2: ({...}? block | {...}?func= functionDeclaration | statementTail )
int alt57 = 3;
alt57 = dfa57.Predict(input);
switch (alt57)
{
case 1 :
// C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1410:4: {...}? block
{
root_0 = (object)adaptor.GetNilNode();
if ( !(( input.LA(1) == LBRACE )) )
{
throw new FailedPredicateException(input, "statement", " input.LA(1) == LBRACE ");
}
PushFollow(FOLLOW_block_in_statement5218);
block87 = block();
state.followingStackPointer--;
adaptor.AddChild(root_0, block87.Tree);
retval.value = ((block87 != null) ? block87.value : default(BlockStatement));
}
break;
case 2 :
// C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1411:4: {...}?func= functionDeclaration
{
root_0 = (object)adaptor.GetNilNode();
if ( !(( input.LA(1) == FUNCTION )) )
{
throw new FailedPredicateException(input, "statement", " input.LA(1) == FUNCTION ");
}
PushFollow(FOLLOW_functionDeclaration_in_statement5229);
func = functionDeclaration();
state.followingStackPointer--;
adaptor.AddChild(root_0, func.Tree);
retval.value = func.value;
}
break;
case 3 :
// C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1412:4: statementTail
{
root_0 = (object)adaptor.GetNilNode();
PushFollow(FOLLOW_statementTail_in_statement5236);
statementTail88 = statementTail();
state.followingStackPointer--;
adaptor.AddChild(root_0, statementTail88.Tree);
retval.value = ((statementTail88 != null) ? statementTail88.value : default(Statement));
}
break;
}
retval.Stop = input.LT(-1);
retval.Tree = (object)adaptor.RulePostProcessing(root_0);
adaptor.SetTokenBoundaries(retval.Tree, (IToken) retval.Start, (IToken) retval.Stop);
}
catch (RecognitionException re)
{
ReportError(re);
Recover(input,re);
// Conversion of the second argument necessary, but harmless
retval.Tree = (object)adaptor.ErrorNode(input, (IToken) retval.Start, input.LT(-1), re);
}
finally
{
}
return retval;
}
// $ANTLR end "statement"
