@tsonic/dotnet-types/types/System.Linq.AsyncEnumerable.d.ts

TypeScript declarations and metadata for .NET 10.0 assemblies

// Auto-generated by generatedts on 2025-11-02T09:57:31Z - do not edit by hand.

type int = number & { __brand: "int" };
type uint = number & { __brand: "uint" };
type byte = number & { __brand: "byte" };
type sbyte = number & { __brand: "sbyte" };
type short = number & { __brand: "short" };
type ushort = number & { __brand: "ushort" };
type long = number & { __brand: "long" };
type ulong = number & { __brand: "ulong" };
type float = number & { __brand: "float" };
type double = number & { __brand: "double" };
type decimal = number & { __brand: "decimal" };

declare namespace System.Linq {
  class AsyncEnumerable {
    static AggregateAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, func: System.Func<TSource, TSource, TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static AggregateAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, func: System.Func<TSource, TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TSource>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static AggregateAsync<TSource, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, TAccumulate>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TAccumulate>;
    static AggregateAsync<TSource, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TAccumulate>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TAccumulate>;
    static AggregateAsync<TSource, TAccumulate, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, TAccumulate>, resultSelector: System.Func<TAccumulate, TResult>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TResult>;
    static AggregateAsync<TSource, TAccumulate, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TAccumulate>>, resultSelector: System.Func<TAccumulate, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TResult>;
    static AggregateBy<TSource, TKey, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, TAccumulate>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, TAccumulate>>;
    static AggregateBy<TSource, TKey, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, seed: TAccumulate, func: System.Func<TAccumulate, TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TAccumulate>>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, TAccumulate>>;
    static AggregateBy<TSource, TKey, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, seedSelector: System.Func<TKey, TAccumulate>, func: System.Func<TAccumulate, TSource, TAccumulate>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, TAccumulate>>;
    static AggregateBy<TSource, TKey, TAccumulate>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, seedSelector: System.Func<TKey, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TAccumulate>>, func: System.Func<TAccumulate, TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TAccumulate>>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, TAccumulate>>;
    static AllAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static AllAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static AnyAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static AnyAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static AnyAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static Append<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, element: TSource): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<int>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<long>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<float>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<float>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<double>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<decimal>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<decimal>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<int | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double | null>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<long | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double | null>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<float | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<float | null>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<double | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double | null>;
    static AverageAsync(source: System.Collections.Generic.IAsyncEnumerable<decimal | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<decimal | null>;
    static Cast<TResult>(source: System.Collections.Generic.IAsyncEnumerable<any>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Chunk<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, size: int): System.Collections.Generic.IAsyncEnumerable<ReadonlyArray<TSource>>;
    static Concat<TSource>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ContainsAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, value: TSource, comparer?: System.Collections.Generic.IEqualityComparer<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static CountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<int>;
    static CountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<int>;
    static CountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<int>;
    static LongCountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<long>;
    static LongCountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<long>;
    static LongCountAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<long>;
    static CountBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, int>>;
    static CountBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, keyComparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, int>>;
    static DefaultIfEmpty<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static DefaultIfEmpty<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, defaultValue: TSource): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static Distinct<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static DistinctBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static DistinctBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ElementAtAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, index: int, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static ElementAtOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, index: int, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static ElementAtAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, index: System.Index, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static ElementAtOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, index: System.Index, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static Empty<TResult>(): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Except<TSource>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ExceptBy<TSource, TKey>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TKey>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ExceptBy<TSource, TKey>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TKey>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static FirstAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static FirstOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static GroupBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Linq.IGrouping<TKey, TSource>>;
    static GroupBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Linq.IGrouping<TKey, TSource>>;
    static GroupBy<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, elementSelector: System.Func<TSource, TElement>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Linq.IGrouping<TKey, TElement>>;
    static GroupBy<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, elementSelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TElement>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<System.Linq.IGrouping<TKey, TElement>>;
    static GroupBy<TSource, TKey, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, resultSelector: System.Func<TKey, ReadonlyArray<TSource>, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static GroupBy<TSource, TKey, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, resultSelector: System.Func<TKey, ReadonlyArray<TSource>, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static GroupBy<TSource, TKey, TElement, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, elementSelector: System.Func<TSource, TElement>, resultSelector: System.Func<TKey, ReadonlyArray<TElement>, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static GroupBy<TSource, TKey, TElement, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, elementSelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TElement>>, resultSelector: System.Func<TKey, ReadonlyArray<TElement>, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static GroupJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, TKey>, innerKeySelector: System.Func<TInner, TKey>, resultSelector: System.Func<TOuter, ReadonlyArray<TInner>, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static GroupJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, innerKeySelector: System.Func<TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, resultSelector: System.Func<TOuter, ReadonlyArray<TInner>, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Index<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>): System.Collections.Generic.IAsyncEnumerable<System.ValueTuple<int, TSource>>;
    static Intersect<TSource>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static IntersectBy<TSource, TKey>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TKey>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static IntersectBy<TSource, TKey>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TKey>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static Join<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, TKey>, innerKeySelector: System.Func<TInner, TKey>, resultSelector: System.Func<TOuter, TInner, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Join<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, innerKeySelector: System.Func<TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, resultSelector: System.Func<TOuter, TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static LastAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LastOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static LeftJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, TKey>, innerKeySelector: System.Func<TInner, TKey>, resultSelector: System.Func<TOuter, TInner, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static LeftJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, innerKeySelector: System.Func<TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, resultSelector: System.Func<TOuter, TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static MaxAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IComparer<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static MaxByAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static MaxByAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static MinAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IComparer<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static MinByAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static MinByAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static OfType<TResult>(source: System.Collections.Generic.IAsyncEnumerable<any>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Order<T>(source: System.Collections.Generic.IAsyncEnumerable<T>, comparer?: System.Collections.Generic.IComparer<T>): System.Linq.IOrderedAsyncEnumerable<T>;
    static OrderBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static OrderBy<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static OrderDescending<T>(source: System.Collections.Generic.IAsyncEnumerable<T>, comparer?: System.Collections.Generic.IComparer<T>): System.Linq.IOrderedAsyncEnumerable<T>;
    static OrderByDescending<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static OrderByDescending<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static ThenBy<TSource, TKey>(source: System.Linq.IOrderedAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static ThenBy<TSource, TKey>(source: System.Linq.IOrderedAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static ThenByDescending<TSource, TKey>(source: System.Linq.IOrderedAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static ThenByDescending<TSource, TKey>(source: System.Linq.IOrderedAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IComparer<TKey>): System.Linq.IOrderedAsyncEnumerable<TSource>;
    static Prepend<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, element: TSource): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static Range(start: int, count: int): System.Collections.Generic.IAsyncEnumerable<int>;
    static Repeat<TResult>(element: TResult, count: int): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Reverse<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static RightJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, TKey>, innerKeySelector: System.Func<TInner, TKey>, resultSelector: System.Func<TOuter, TInner, TResult>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static RightJoin<TOuter, TInner, TKey, TResult>(outer: System.Collections.Generic.IAsyncEnumerable<TOuter>, inner: System.Collections.Generic.IAsyncEnumerable<TInner>, outerKeySelector: System.Func<TOuter, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, innerKeySelector: System.Func<TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, resultSelector: System.Func<TOuter, TInner, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Select<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, TResult>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Select<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Select<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, int, TResult>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static Select<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, int, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, ReadonlyArray<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<ReadonlyArray<TResult>>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, System.Collections.Generic.IAsyncEnumerable<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, int, ReadonlyArray<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, int, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<ReadonlyArray<TResult>>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, selector: System.Func<TSource, int, System.Collections.Generic.IAsyncEnumerable<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, ReadonlyArray<TCollection>>, resultSelector: System.Func<TSource, TCollection, TResult>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<ReadonlyArray<TCollection>>>, resultSelector: System.Func<TSource, TCollection, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, System.Collections.Generic.IAsyncEnumerable<TCollection>>, resultSelector: System.Func<TSource, TCollection, TResult>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, System.Collections.Generic.IAsyncEnumerable<TCollection>>, resultSelector: System.Func<TSource, TCollection, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, int, ReadonlyArray<TCollection>>, resultSelector: System.Func<TSource, TCollection, TResult>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, int, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<ReadonlyArray<TCollection>>>, resultSelector: System.Func<TSource, TCollection, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SelectMany<TSource, TCollection, TResult>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, collectionSelector: System.Func<TSource, int, System.Collections.Generic.IAsyncEnumerable<TCollection>>, resultSelector: System.Func<TSource, TCollection, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TResult>>): System.Collections.Generic.IAsyncEnumerable<TResult>;
    static SequenceEqualAsync<TSource>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<boolean>;
    static Shuffle<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SingleAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static SingleOrDefaultAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>, defaultValue: TSource, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<TSource>;
    static Skip<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, count: int): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SkipLast<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, count: int): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SkipWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SkipWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SkipWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, int, boolean>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SkipWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, int, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<int>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<int>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<long>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<long>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<float>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<float>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<double>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<decimal>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<decimal>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<int | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<int | null>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<long | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<long | null>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<float | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<float | null>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<double | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<double | null>;
    static SumAsync(source: System.Collections.Generic.IAsyncEnumerable<decimal | null>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<decimal | null>;
    static Take<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, count: int): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static Take<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, range: System.Range): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static TakeLast<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, count: int): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static TakeWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, boolean>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static TakeWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static TakeWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, int, boolean>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static TakeWhile<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, predicate: System.Func<TSource, int, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<boolean>>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ToArrayAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<ReadonlyArray<TSource>>;
    static ToAsyncEnumerable<TSource>(source: ReadonlyArray<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static ToDictionaryAsync<TKey, TValue>(source: System.Collections.Generic.IAsyncEnumerable<System.Collections.Generic.KeyValuePair<TKey, TValue>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TValue>>;
    static ToDictionaryAsync<TKey, TValue>(source: System.Collections.Generic.IAsyncEnumerable<System.ValueTuple<TKey, TValue>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TValue>>;
    static ToDictionaryAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TSource>>;
    static ToDictionaryAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TSource>>;
    static ToDictionaryAsync<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, elementSelector: System.Func<TSource, TElement>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TElement>>;
    static ToDictionaryAsync<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, elementSelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TElement>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<Dictionary<TKey, TElement>>;
    static ToHashSetAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<HashSet<TSource>>;
    static ToListAsync<TSource>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<List<TSource>>;
    static ToLookupAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<System.Linq.ILookup<TKey, TSource>>;
    static ToLookupAsync<TSource, TKey>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<System.Linq.ILookup<TKey, TSource>>;
    static ToLookupAsync<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, elementSelector: System.Func<TSource, TElement>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<System.Linq.ILookup<TKey, TElement>>;
    static ToLookupAsync<TSource, TKey, TElement>(source: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TKey>>, elementSelector: System.Func<TSource, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<TElement>>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>, cancellationToken?: System.Threading.CancellationToken): System.Threading.Tasks.ValueTask<System.Linq.ILookup<TKey, TElement>>;
    static Union<TSource>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>, comparer?: System.Collections.Generic.IEqualityComparer<TSource>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static UnionBy<TSource, TKey>(first: System.Collections.Generic.IAsyncEnumerable<TSource>, second: System.Collections.Generic.IAsyncEnumerable<TSource>, keySelector: System.Func<TSource, TKey>, comparer?: System.Collections.Generic.IEqualityComparer<TKey>): System.Collections.Generic.IAsyncEnumerable<TSource>;
    static UnionBy<TSource, TKey>(fir