using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DigitalData.Core.Application
{
    /// <summary>
    /// Provides extension methods for IEnumerable<T>.
    /// </summary>
    public static class EnumerableExtensions
    {
        /// <summary>
        /// Concatenates the members of a collection, using the specified separator between each member.
        /// </summary>
        /// <typeparam name="T">The type of the elements of the enumerable.</typeparam>
        /// <param name="enumerable">The IEnumerable<T> whose elements to concatenate.</param>
        /// <param name="separator">The string to use as a separator. Separator is included in the returned string only between elements of the collection.</param>
        /// <returns>A string that consists of the elements in the collection delimited by the separator string. If the collection is empty, the method returns String.Empty.</returns>
        public static string Join<T>(this IEnumerable<T> enumerable, string separator = ". ") => string.Join(separator, enumerable);
    }
}