private SignatureAST Signature()
{
Eat(TokenType.SIGN);
StringToken typeNameToken = Eat(TokenType.ID) as StringToken;
WordAST typeName = new WordAST(typeNameToken);
Eat(TokenType.LPAR);
RoutePortAST inPortAST;
if (currentToken.Type != TokenType.SEMIC)
{
inPortAST = RoutePorts();
}
else
{
inPortAST = new RoutePortAST(new List <WordAST>());
}
Eat(TokenType.SEMIC);
RoutePortAST outPortAST;
if (currentToken.Type != TokenType.RPAR)
{
outPortAST = RoutePorts();
}
else
{
outPortAST = new RoutePortAST(new List <WordAST>());
}
Eat(TokenType.RPAR);
Eat(TokenType.SEMIC);
return(new SignatureAST(typeName, inPortAST, outPortAST));
}
private RouteAST Route()
{
Eat(TokenType.ROUTE);
AST definition = Inherit();
Eat(TokenType.LPAR);
RouteParamsAST routeParamsAST;
if (currentToken.Type != TokenType.SEMIC)
{
routeParamsAST = RouteParameters();
}
else
{
routeParamsAST = new RouteParamsAST(new List <RouteParamAST>());
}
Eat(TokenType.SEMIC);
RouteInPortAST inPortAST;
if (currentToken.Type != TokenType.SEMIC)
{
inPortAST = RouteInPorts();
}
else
{
inPortAST = new RouteInPortAST(new List <AST>());
}
Eat(TokenType.SEMIC);
RoutePortAST outPortAST;
if (currentToken.Type != TokenType.RPAR)
{
outPortAST = RoutePorts();
}
else
{
outPortAST = new RoutePortAST(new List <WordAST>());
}
Eat(TokenType.RPAR);
StatementsAST statementsAST = Statements();
Eat(TokenType.END);
return(new RouteAST(definition, routeParamsAST, inPortAST, outPortAST, statementsAST));
}
private List <string> Visit(RoutePortAST routePortAST)
{
return(routePortAST.Ports.ConvertAll(routePort => (Visit(routePort))));
}
