/// <summary> /// Exit a parse tree produced by <see cref="calculatorParser.unaryMinusExpr"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitUnaryMinusExpr([NotNull] calculatorParser.UnaryMinusExprContext context) { }
/// <summary> /// Visit a parse tree produced by <see cref="calculatorParser.unaryMinusExpr"/>. /// <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 VisitUnaryMinusExpr([NotNull] calculatorParser.UnaryMinusExprContext context) { return(VisitChildren(context)); }
//CALCULATOR EXPR public override Value VisitUnaryMinusExpr(calculatorParser.UnaryMinusExprContext context) { Value ret = Visit(context.atom()); return(new Value(-ret.asDouble())); }