/// <summary>
/// Ensures that all items in the supplied collection do not consist only of null, empty or whitespace
/// </summary>
/// <param name="collection">
/// The collection to be validated.
/// </param>
/// <param name="argumentName">
/// The argument name.
/// </param>
/// <exception cref="System.ArgumentNullException">
/// If the collection itself is null
/// </exception>
/// <exception cref="System.ArgumentException">
/// If the collection contains a null value or a string.empty value or only whitespace
/// </exception>
public static void AllItemsAreNotNullOrWhitespace(IEnumerable <string> collection, string argumentName, string message)
{
Insist.IsNotNull(collection, "collection");
Insist.AllItemsSatisfyCondition(
collection,
(i) => { return(!string.IsNullOrWhiteSpace(i)); },
argumentName ?? "collection",
message ?? "A null or string.empty item was found in the collection");
}
/// <summary>
/// Ensures that all items in the supplied collection are not null
/// </summary>
/// <param name="collection">
/// The collection to be validated.
/// </param>
/// <param name="argumentName">
/// The argument name.
/// </param>
/// <exception cref="System.ArgumentNullException">
/// If the collection itself is null
/// </exception>
/// <exception cref="System.ArgumentException">
/// If the collection contains a null value
/// </exception>
public static void AllItemsAreNotNull <T>(IEnumerable <T> collection, string argumentName, string message)
{
Insist.IsNotNull(collection, "collection");
Insist.AllItemsSatisfyCondition(
collection,
(i) => { return(i != null); },
argumentName ?? "collection",
message ?? "A null item was found in the collection");
}
/// <summary>
/// Ensures that all items in the supplied collection satisfy the supplied predicate
/// </summary>
/// <param name="collection">
/// The collection to be validated.
/// </param>
/// <param name="predicate">
/// The predicate that is applied to every element in the collection
/// </param>
/// <param name="argumentName">
/// The argument name.
/// </param>
/// <exception cref="System.ArgumentNullException">
/// If the collection itself is null
/// </exception>
/// <exception cref="System.ArgumentException">
/// If the collection contains a value that violates a predicate
/// </exception>
public static void AllItemsSatisfyCondition <T>(IEnumerable <T> collection, Predicate <T> predicate, string argumentName)
{
Insist.AllItemsSatisfyCondition(collection, predicate, argumentName, null);
}
