private static IExpression ParseBlockOrTupleList(IdentifierToken name, IEnumerator <Token> tokenStream)
{
var token = tokenStream.GetNext();
return(token switch
{
OpenBraceToken ob => ParseIntTupleList(name, ob.Location, tokenStream),
CloseBraceToken _ => new Block(name, ImmutableArray <Assignment> .Empty),
IdentifierToken i => ParseBlock(name, i, tokenStream),
_ => throw ParsingException.CreateError(token, "identifier, end of block, or start of tuple"),
});
public override void Accept(SyntaxVisitor visitor)
{
StrictKeyword.Accept(visitor);
GraphTypeKeyword.Accept(visitor);
IdentifierToken.Accept(visitor);
OpenBraceToken.Accept(visitor);
foreach (var statement in Statements)
{
statement.Accept(visitor);
}
CloseBraceToken.Accept(visitor);
}
public override void Accept(SyntaxVisitor visitor)
{
if (visitor.VisitSubgraphStatementSyntax(this, VisitKind.Enter))
{
GraphTypeKeyword.Accept(visitor);
IdentifierToken.Accept(visitor);
OpenBraceToken.Accept(visitor);
foreach (var statement in Statements)
{
statement.Accept(visitor);
}
CloseBraceToken.Accept(visitor);
TerminatingSemicolonToken.Accept(visitor);
visitor.VisitSubgraphStatementSyntax(this, VisitKind.Leave);
}
}
