Comments

Main/src/Collections/ArrayExtensions.cs

@@ -62,6 +62,7 @@ public static bool EqualsTo<T>([CanBeNull] this T[] a, [CanBeNull] T[] b) =>
 		/// </summary>
 		/// <typeparam name="T">Type of array item.</typeparam>
 		/// <param name="array">Array to check.</param>
+		/// <returns><c>True</c>, if array is not empty.</returns>
 		/// <remarks>This method performs fast check instead of creating enumerator</remarks>
 		[Pure]
 		public static bool Any<T>([NotNull] this T[] array)

Main/src/Strings/StringExtensions.Infix.cs

@@ -182,6 +182,8 @@ public static string Join<T>([NotNull, InstantHandle] this IEnumerable<T> values
 		/// <summary>
 		/// Returns length of argument, even if argument is null.
 		/// </summary>
+		/// <param name="str">The string.</param>
+		/// <returns>Length of the <paramref name="str"/> or 0, if <paramref name="str"/> is null.</returns>
 		[Pure]
 		public static int Length([CanBeNull] this string str) => str?.Length ?? 0;
 

Main/src/Threading/AsyncOperationHelper.cs

@@ -74,6 +74,7 @@ public static void Send([NotNull] this AsyncOperation asyncOp, [NotNull] Action
 		/// <param name="runner">
 		/// A <see cref="Func{TResult}"/> that wraps the delegate to be called when the operation ends.
 		/// </param>
+		/// <returns>Result of <paramref name="runner"/> execution.</returns>
 		public static T Send<T>([NotNull] this AsyncOperation asyncOp, [NotNull] Func<T> runner)
 		{
 			if (asyncOp == null) throw new ArgumentNullException(nameof(asyncOp));