/// <summary>
/// When destructuring objects, transform instances of the specified type with
/// the provided function.
/// </summary>
/// <param name="transformation">Function mapping instances of <typeparamref name="TValue"/>
/// to an alternative representation.</param>
/// <typeparam name="TValue">Type of values to transform.</typeparam>
/// <returns>Configuration object allowing method chaining.</returns>
/// <exception cref="ArgumentNullException"></exception>
public LoggerConfiguration ByTransforming <TValue>(Func <TValue, object> transformation)
{
if (transformation == null)
{
throw new ArgumentNullException("transformation");
}
var policy = new ProjectedDestructuringPolicy(t => t == typeof(TValue),
o => transformation((TValue)o));
return(With(policy));
}
/// <summary>
/// When destructuring objects, transform instances of the specified type with
/// the provided function, if the predicate returns true. Be careful to avoid any
/// intensive work in the predicate, as it can slow down the pipeline significantly.
/// </summary>
/// <param name="predicate">A predicate used to determine if the transform applies to
/// a specific type of value</param>
/// <param name="transformation">Function mapping instances of <typeparamref name="TValue"/>
/// to an alternative representation.</param>
/// <typeparam name="TValue">Type of values to transform.</typeparam>
/// <returns>Configuration object allowing method chaining.</returns>
/// <exception cref="ArgumentNullException"></exception>
public LoggerConfiguration ByTransformingWhere <TValue>(
Func <Type, bool> predicate,
Func <TValue, object> transformation)
{
if (transformation == null)
{
throw new ArgumentNullException(nameof(transformation));
}
var policy = new ProjectedDestructuringPolicy(predicate,
o => transformation((TValue)o));
return(With(policy));
}
