public override Node VisitExpression([NotNull] FlyLangParser.ExpressionContext context)
{
if (context.op != null)
{
var op = context.op;
return(new Expression(Visit(context.left), Visit(context.right), op.Text));
}
if (context.methodCall() != null)
{
return(Visit(context.methodCall()));
}
if (context.varCall() != null)
{
return(Visit(context.varCall()));
}
if (context.intLit() != null || context.@string() != null || context.floatLit() != null)
{
return(base.VisitExpression(context));
}
if (context.boolean() != null)
{
return(new Literal(context.boolean().GetText() == "true"));
}
if (context.PRL() != null && context.PRR() != null && context.expression() != null)
{
return(Visit(context.expression(0)));
}
if (context.array() != null)
{
return(Visit(context.array()));
}
if (context.dictionary() != null)
{
return(Visit(context.dictionary()));
}
throw new Exception();
}
/// <summary>
/// Visit a parse tree produced by <see cref="FlyLangParser.expression"/>.
/// <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 VisitExpression([NotNull] FlyLangParser.ExpressionContext context)
{
return(VisitChildren(context));
}
