internal static void ScenarioFailedIfAny(this IEnumerable <LambdaExpression> failed)
{
failed = failed.ToList();
if (failed.Any())
{
throw new ScenarioException("The following assertions failed:" + Environment.NewLine + failed.Aggregate(
new StringBuilder(),
(builder, assertion) =>
builder.Append('\t').Append(PAssertFormatter.CreateSimpleFormatFor(assertion)).AppendLine()));
}
}
private static IEnumerable <string> NicePrintExpression(LambdaExpression target, string prefix)
{
yield return(prefix + PAssertFormatter.CreateSimpleFormatFor(target));
}