/// <summary>
/// Like <see cref="TryEvaluateAndDescribeAsync(IRSession, string, REvaluationResultProperties, string, CancellationToken)"/>,
/// but throws <see cref="RException"/> if result is an <see cref="IRErrorInfo"/>.
/// </summary>
public static Task <IRValueInfo> EvaluateAndDescribeAsync(
this IRExpressionEvaluator session,
string expression,
REvaluationResultProperties properties,
string repr,
CancellationToken cancellationToken = default(CancellationToken)
) =>
session.EvaluateAndDescribeAsync(REnvironments.GlobalEnv, expression, null, properties, repr, cancellationToken);
