public static Stmt.Member Member(this Parser parser)
{
Lexer.Token name = parser.Consume("Expected identifier after 'member'", Lexer.Token.TokenType.IDENTIFIER);
Expr initialiser = null;
if (parser.Match(Lexer.Token.TokenType.EQUAL))
{
initialiser = parser.Comparison();
return(new Stmt.Member(name, initialiser));
}
Stmt.Comma args = null;
if (parser.Match(Lexer.Token.TokenType.WITH))
{
args = parser.Comma();
}
Stmt.Block block = null;
if (parser.Match(Lexer.Token.TokenType.DO))
{
block = parser.Block();
}
return(new Stmt.Member(name, block, args));
}
public static Stmt Macro(this Parser parser)
{
parser.Consume("Expected identifier after macro definition", Lexer.Token.TokenType.IDENTIFIER);
var id = parser.Previous();
Stmt.Comma args = null;
if (parser.Match(Lexer.Token.TokenType.WITH))
{
args = parser.Comma();
}
parser.Consume("Expected block after macro identifier", Lexer.Token.TokenType.DO);
return(new Stmt.Macro(id, parser.Block(), args));
}
public static TrashObject CommaStmt(this Interpreter interpreter, Stmt.Comma stmt)
{
throw new NotImplementedException();
}
public TrashObject VisitCommaStmt(Stmt.Comma stmt)
{
return(this.CommaStmt(stmt));
}