CommandLine.Infrastructure.EnumerableExtensions Class Reference

Static Public Member Functions
static int	IndexOf< TSource > (this IEnumerable< TSource > source, Func< TSource, bool > predicate)
static object	ToUntypedArray (this IEnumerable< object > value, Type type)
static bool	Empty< TSource > (this IEnumerable< TSource > source)
static IEnumerable< T[]>	Group< T > (this IEnumerable< T > source, int groupSize)
	Breaks a collection into groups of a specified size.

Detailed Description

Definition at line 9 of file EnumerableExtensions.cs.

Member Function Documentation

Empty< TSource >()

static bool CommandLine.Infrastructure.EnumerableExtensions.Empty< TSource > ( this IEnumerable< TSource >  source )

static

Definition at line 38 of file EnumerableExtensions.cs.

        {
            return !source.Any();
        }

Group< T >()

static IEnumerable< T[]> CommandLine.Infrastructure.EnumerableExtensions.Group< T > ( this IEnumerable< T >  source, int  groupSize  )

static

Breaks a collection into groups of a specified size.

Parameters

source

A collection of Template Parameters T Parameters groupSize The number of items each group shall contain. Returns An enumeration of T[].

An incomplete group at the end of the source collection will be silently dropped.

Definition at line 54 of file EnumerableExtensions.cs.

        {
            if (groupSize < 1)
            {
                throw new ArgumentOutOfRangeException(nameof(groupSize));
            }
 
            T[] group = new T[groupSize];
            int groupIndex = 0;
 
            foreach (T item in source)
            {
                group[groupIndex++] = item;
 
                if (groupIndex == groupSize)
                {
                    yield return group;
 
                    group = new T[groupSize];
                    groupIndex = 0;
                }
            }
        }

IndexOf< TSource >()

static int CommandLine.Infrastructure.EnumerableExtensions.IndexOf< TSource > ( this IEnumerable< TSource >  source, Func< TSource, bool >  predicate  )

static

Definition at line 11 of file EnumerableExtensions.cs.

        {
            int index = -1;
 
            foreach (TSource item in source)
            {
                index++;
 
                if (predicate(item))
                {
                    break;
                }
            }
 
            return index;
        }

ToUntypedArray()

static object CommandLine.Infrastructure.EnumerableExtensions.ToUntypedArray ( this IEnumerable< object >  value, Type  type  )

static

Definition at line 28 of file EnumerableExtensions.cs.

        {
            Array array = Array.CreateInstance(type, value.Count());
 
            value.ToArray()
                 .CopyTo(array, 0);
 
            return array;
        }

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The documentation for this class was generated from the following file:

• deps/commandlineparser/src/CommandLine/Infrastructure/EnumerableExtensions.cs