string GetArguments(FrameInfoFlags fields)
{
SbFunction frameFunction = _sbFrame.GetFunction();
SbTypeList typeList = frameFunction?.GetType()?.GetFunctionArgumentTypes();
if (typeList == null || typeList.GetSize() == 0)
{
return("");
}
List <SbValue> valueList = null;
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_VALUES) != 0)
{
valueList = _sbFrame.GetVariables(true, false, false, false);
}
// We should skip the "this" argument. Ideally we would query if
// a function is a method, but there is no such query. Instead,
// we literally skip the "this" argument.
uint argBase = frameFunction.GetArgumentName(0) == "this" ? 1u : 0u;
var result = new StringBuilder();
uint argumentCount = typeList.GetSize();
for (uint i = 0; i < argumentCount; i++)
{
if (i > 0)
{
result.Append(", ");
}
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_TYPES) != 0)
{
result.Append(typeList.GetTypeAtIndex(i).GetName());
}
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_NAMES) != 0)
{
// If we are showing types and names, add a space between them.
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_TYPES) != 0)
{
result.Append(" ");
}
result.Append(frameFunction.GetArgumentName(argBase + i));
}
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_VALUES) != 0)
{
// In some cases the values are missing (e.g., with incomplete debug info
// when doing Debug.ListCallStack in VS's Command Window on crash dump).
// Let us handle that case gracefully.
int index = (int)(argBase + i);
if (index < valueList.Count)
{
// If we are showing types or names and values, show an equals sign
// between them.
if ((fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_TYPES) != 0 ||
(fields & FrameInfoFlags.FIF_FUNCNAME_ARGS_NAMES) != 0)
{
result.Append(" = ");
}
result.Append(valueList[index].GetValue());
}
}
}
return(result.ToString());
}
