Use source generator to generate SumAsync overloads

Ix.NET/Source/System.Linq.Async/System/Linq/AsyncEnumerable.AsyncOverloads.cs

@@ -11,16 +11,6 @@ namespace System.Linq
     partial class AsyncEnumerable
     {
 #if SUPPORT_FLAT_ASYNC_API
-        public static ValueTask<long?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<int> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<long> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<int?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
         public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<bool>> predicate) => TakeWhileAwaitCore<TSource>(source, predicate);
         public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, ValueTask<bool>> predicate) => TakeWhileAwaitCore<TSource>(source, predicate);
         public static ValueTask<Dictionary<TKey, TSource>> ToDictionaryAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<TKey>> keySelector, CancellationToken cancellationToken = default) where TKey : notnull => ToDictionaryAwaitAsyncCore<TSource, TKey>(source, keySelector, cancellationToken);
@@ -36,16 +26,6 @@ namespace System.Linq
         public static IAsyncEnumerable<TResult> Zip<TFirst, TSecond, TResult>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, Func<TFirst, TSecond, ValueTask<TResult>> selector) => ZipAwaitCore<TFirst, TSecond, TResult>(first, second, selector);
 
 #if !NO_DEEP_CANCELLATION
-        public static ValueTask<int?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<long?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal?> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<int> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<long> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal> SumAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
         public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate) => TakeWhileAwaitWithCancellationCore<TSource>(source, predicate);
         public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<bool>> predicate) => TakeWhileAwaitWithCancellationCore<TSource>(source, predicate);
         public static ValueTask<Dictionary<TKey, TSource>> ToDictionaryAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, CancellationToken cancellationToken = default) where TKey : notnull => ToDictionaryAwaitWithCancellationAsyncCore<TSource, TKey>(source, keySelector, cancellationToken);
@@ -61,126 +41,6 @@ namespace System.Linq
         public static IAsyncEnumerable<TResult> Zip<TFirst, TSecond, TResult>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, Func<TFirst, TSecond, CancellationToken, ValueTask<TResult>> selector) => ZipAwaitWithCancellationCore<TFirst, TSecond, TResult>(first, second, selector);
 #endif
 #else
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="Nullable{Long}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<long?> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="Nullable{Float}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<float?> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="Nullable{Double}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<double?> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="Nullable{Decimal}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<decimal?> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="int"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<int> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="long"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<long> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="float"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<float> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="double"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<double> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="decimal"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<decimal> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
-        /// <summary>
-        /// Computes the sum of a sequence of <see cref="Nullable{Int}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
-        /// </summary>
-        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
-        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
-        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
-        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
-        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
-        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
-        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
-        public static ValueTask<int?> SumAwaitAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int?>> selector, CancellationToken cancellationToken = default) => SumAwaitAsyncCore<TSource>(source, selector, cancellationToken);
-
         /// <summary>
         /// Returns elements from an async-enumerable sequence as long as a specified condition is true.
         /// </summary>
@@ -352,16 +212,6 @@ namespace System.Linq
         public static IAsyncEnumerable<TResult> ZipAwait<TFirst, TSecond, TResult>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, Func<TFirst, TSecond, ValueTask<TResult>> selector) => ZipAwaitCore<TFirst, TSecond, TResult>(first, second, selector);
 
 #if !NO_DEEP_CANCELLATION
-        public static ValueTask<int?> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<long?> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float?> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double?> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal?> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<int> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<long> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<float> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<double> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
-        public static ValueTask<decimal> SumAwaitWithCancellationAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal>> selector, CancellationToken cancellationToken = default) => SumAwaitWithCancellationAsyncCore<TSource>(source, selector, cancellationToken);
         public static IAsyncEnumerable<TSource> TakeWhileAwaitWithCancellation<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate) => TakeWhileAwaitWithCancellationCore<TSource>(source, predicate);
         public static IAsyncEnumerable<TSource> TakeWhileAwaitWithCancellation<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<bool>> predicate) => TakeWhileAwaitWithCancellationCore<TSource>(source, predicate);
         public static ValueTask<Dictionary<TKey, TSource>> ToDictionaryAwaitWithCancellationAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, CancellationToken cancellationToken = default) where TKey : notnull => ToDictionaryAwaitWithCancellationAsyncCore<TSource, TKey>(source, keySelector, cancellationToken);

Ix.NET/Source/System.Linq.Async/System/Linq/Operators/Sum.Generated.cs

@@ -78,7 +78,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<int> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="int"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<int> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -106,7 +117,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<int> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<int> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -202,7 +214,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<long> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="long"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<long> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -230,7 +253,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<long> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<long> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -320,7 +344,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<float> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="float"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<float> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -345,7 +380,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<float> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<float> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -432,7 +468,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<double> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="double"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<double> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -457,7 +504,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<double> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<double> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -544,7 +592,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<decimal> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="decimal"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<decimal> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -569,7 +628,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<decimal> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<decimal> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -662,7 +722,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<int?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int?>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="Nullable{Int}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<int?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<int?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -690,7 +761,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<int?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int?>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<int?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<int?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -786,7 +858,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<long?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long?>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="Nullable{Long}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<long?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<long?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -814,7 +897,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<long?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long?>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<long?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<long?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -904,7 +988,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<float?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float?>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="Nullable{Float}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<float?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<float?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -929,7 +1024,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<float?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float?>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<float?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<float?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -1016,7 +1112,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<double?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double?>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="Nullable{Double}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<double?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<double?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -1041,7 +1148,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<double?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double?>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<double?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<double?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -1128,7 +1236,18 @@ namespace System.Linq
             }
         }
 
-        internal static ValueTask<decimal?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default)
+        /// <summary>
+        /// Computes the sum of a sequence of <see cref="Nullable{Decimal}"/> values that are obtained by invoking a transform function on each element of the source sequence and awaiting the result.
+        /// </summary>
+        /// <typeparam name="TSource">The type of elements in the source sequence.</typeparam>
+        /// <param name="source">A sequence of values that are used to calculate a sum.</param>
+        /// <param name="selector">An asynchronous transform function to apply to each element.</param>
+        /// <param name="cancellationToken">The optional cancellation token to be used for cancelling the sequence at any time.</param>
+        /// <returns>A ValueTask containing the sum of the values in the source sequence.</returns>
+        /// <exception cref="ArgumentNullException"><paramref name="source"/> or <paramref name="selector"/> is <see langword="null"/>.</exception>
+        /// <remarks>The return type of this operator differs from the corresponding operator on IEnumerable in order to retain asynchronous behavior.</remarks>
+        [GenerateAsyncOverload]
+        private static ValueTask<decimal?> SumAwaitAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));
@@ -1153,7 +1272,8 @@ namespace System.Linq
         }
 
 #if !NO_DEEP_CANCELLATION
-        internal static ValueTask<decimal?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default)
+        [GenerateAsyncOverload]
+        private static ValueTask<decimal?> SumAwaitWithCancellationAsyncCore<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<decimal?>> selector, CancellationToken cancellationToken = default)
         {
             if (source == null)
                 throw Error.ArgumentNull(nameof(source));