virtual public IDensity <G, M, RF> VisitDensity(DensityExpressionGrammarParser.DensityContext ctx)
{
var isFunction = false;
// var isFunction = ctx.functionName() != null;
if (isFunction)
{
throw new NotImplementedException();
// var functionName = ctx.functionName().GetText();
// var functionArguments = VisitFunctionArguments(ctx.functionArguments());
// return ParseDensityFunction(functionName, functionArguments.ToArray());
}
else
{
var density = VisitTerm(ctx.term(0));
for (var i = 1; i < ctx.term().Length; i++)
{
var isPlus = ctx.PLUS(i - 1) != null;
var isMinus = ctx.MINUS(i - 1) != null;
var tmpDensity = VisitTerm(ctx.term(i));
if (isPlus)
{
density = density.Add(tmpDensity);
}
else if (isMinus)
{
density = density.Subtract(tmpDensity);
}
else
{
throw new NotImplementedException();
}
}
return(density);
}
}
/// <summary>
/// Exit a parse tree produced by <see cref="DensityExpressionGrammarParser.density"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitDensity([NotNull] DensityExpressionGrammarParser.DensityContext context)
{
}
