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feat: Add overload methods for MaxOrDefault & MinOrDefault that take a selector function as an argument

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This commit is contained in:
Austin Noska
2020-06-26 14:16:19 -04:00
committed by Chris Cameron
parent ee670487dd
commit 5212cb9a7a
1 changed files with 42 additions and 2 deletions
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44
ICD.Common.Utils/Extensions/EnumerableExtensions.cs
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@@ -1407,7 +1407,27 @@ namespace ICD.Common.Utils.Extensions
if (extends == null)
throw new ArgumentNullException("extends");
return extends.AggregateOrDefault((a, b) => Comparer<T>.Default.Compare(a, b) < 0 ? a : b);
return extends.MinOrDefault(v => v);
}
/// <summary>
/// Returns the minimum value from the sequence, otherwise the default value.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="extends"></param>
/// <param name="selector"></param>
/// <returns></returns>
public static TValue MinOrDefault<T, TValue>([NotNull] this IEnumerable<T> extends, [NotNull] Func<T, TValue> selector)
{
if (extends == null)
throw new ArgumentNullException("extends");
if (selector == null)
throw new ArgumentNullException("selector");
return extends.Select(selector)
.AggregateOrDefault((a, b) => Comparer<TValue>.Default.Compare(a, b) < 0 ? a : b);
}
/// <summary>
@@ -1421,7 +1441,27 @@ namespace ICD.Common.Utils.Extensions
if (extends == null)
throw new ArgumentNullException("extends");
return extends.AggregateOrDefault((a, b) => Comparer<T>.Default.Compare(a, b) > 0 ? a : b);
return extends.MaxOrDefault(v => v);
}
/// <summary>
/// Returns the maximum value from the sequence, otherwise the default value.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="extends"></param>
/// <param name="selector"></param>
/// <returns></returns>
public static TValue MaxOrDefault<T, TValue>([NotNull] this IEnumerable<T> extends, [NotNull] Func<T, TValue> selector)
{
if (extends == null)
throw new ArgumentNullException("extends");
if (selector == null)
throw new ArgumentNullException("selector");
return extends.Select(selector)
.AggregateOrDefault((a, b) => Comparer<TValue>.Default.Compare(a, b) > 0 ? a : b);
}
/// <summary>