public override Node VisitAssignment([NotNull] FlyLangParser.AssignmentContext context) { if (context.SBL() != null) { return(new ArrayAssignment(context.ID().GetText(), Visit(context.expression(0)), Visit(context.expression(1)))); } if (context.ADD().Length == 2) { return(new Assignment(context.ID().GetText(), new Expression(new VarCall(context.ID().GetText()), new Literal(1), "+"))); } if (context.SUB().Length == 2) { return(new Assignment(context.ID().GetText(), new Expression(new VarCall(context.ID().GetText()), new Literal(1), "-"))); } return(new Assignment(context.ID().GetText(), Visit(context.expression(0)))); }
/// <summary> /// Visit a parse tree produced by <see cref="FlyLangParser.assignment"/>. /// <para> /// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/> /// on <paramref name="context"/>. /// </para> /// </summary> /// <param name="context">The parse tree.</param> /// <return>The visitor result.</return> public virtual Result VisitAssignment([NotNull] FlyLangParser.AssignmentContext context) { return(VisitChildren(context)); }