示例#1
0
        public override object VisitDeclaration([NotNull] CalculatorParser.DeclarationContext context)
        {
            var    varName  = context.Id().Accept(this) as string;
            object varValue = null;

            if (context.expression() != null)
            {
                varValue = context.expression().Accept(this);
            }
            m_iterName = varName;
            m_stack.Declare(varName, varValue);
            return(varValue);
        }
示例#2
0
 /// <summary>
 /// Visit a parse tree produced by <see cref="CalculatorParser.declaration"/>.
 /// <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 VisitDeclaration([NotNull] CalculatorParser.DeclarationContext context)
 {
     return(VisitChildren(context));
 }