private DcParameter BuildDcParameterFromContext(DcParser.ParameterContext context)
{
DcParameter parameter;
uint divisor = 1;
if (context.divisor != null)
{
divisor = uint.Parse(context.divisor.Text);
}
DcLongRange?paramRange = null;
if (context.parameter_range() != null)
{
paramRange = new DcLongRange();
ReadRangeArgumentsIntoRange(context.parameter_range().range_arguments(), paramRange);
}
// Array parameters
var array = context.array;
if (array != null)
{
var elementType = CreateParameterFromName(context.type.Text, divisor, paramRange);
var range = new DcUIntRange();
if (context.array.range != null)
{
ReadRangeArgumentsIntoRange(context.array.range, range);
}
parameter = new DcArrayParameter(elementType, range);
array = array.next;
while (array != null)
{
range = new DcUIntRange();
if (context.array.range != null)
{
ReadRangeArgumentsIntoRange(context.array.range, range);
}
parameter.AppendArraySpecification(range);
array = array.next;
}
}
else
{
parameter = CreateParameterFromName(context.type.Text, divisor, paramRange);
}
parameter.Name = context.name?.Text ?? "";
if (context.default_value() != null)
{
var bw = new SpanBufferWriter(stackalloc byte[512]);
bw.WriteValueConstant(parameter, context.default_value().value);
parameter.DefaultValue = bw.Data.ToArray();
parameter.HasDefaultValue = true;
}
return(parameter);
}
/// <summary>
/// Exit a parse tree produced by <see cref="DcParser.parameter"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitParameter([NotNull] DcParser.ParameterContext context)
{
}