public async Task <DebugEvaluationResult> EvaluateAsync(
DebugStackFrame stackFrame,
string expression,
string name,
string env,
DebugEvaluationResultFields fields,
int?reprMaxLength = null,
CancellationToken cancellationToken = default(CancellationToken)
)
{
ThrowIfDisposed();
await TaskUtilities.SwitchToBackgroundThread();
await InitializeAsync(cancellationToken);
env = env ?? stackFrame?.SysFrame ?? "NULL";
var code = Invariant($"rtvs:::toJSON(rtvs:::eval_and_describe({expression.ToRStringLiteral()}, {env},, {fields.ToRVector()},, {reprMaxLength}))");
var jEvalResult = await InvokeDebugHelperAsync <JObject>(code, cancellationToken);
return(DebugEvaluationResult.Parse(stackFrame, name, jEvalResult));
}
