static void Main(string[] args)
{
while (true)
{
Console.Write("> ");
var exprText = Console.ReadLine();
if (string.IsNullOrWhiteSpace(exprText))
{
break;
}
var parser = AntlrUtils.GetParser(exprText);
//try
//{
var cst = parser.compileUnit();
var ast = new BuildBinaryTreeVisitor().VisitCompileUnit(cst);
var expr = new BuildExpressionVisitor().Visit((ExpressionNode)ast);
//expr.Simplify();
Console.WriteLine(expr.ToString());
//}
//catch (Exception ex)
//{
// Console.WriteLine(ex);
//}
Console.WriteLine();
}
}
private Expression GetExpression(string exprText)
{
var parser = AntlrUtils.GetParser(exprText);
var cst = parser.compileUnit();
var ast = new BuildBinaryTreeVisitor().VisitCompileUnit(cst);
return(new BuildExpressionVisitor().Visit((ExpressionNode)ast));
}
