Replace langword null to code block null instead

- Because DocFX sucks at rendering langword

src/Discord.Net.Core/Entities/Activities/GameAsset.cs

@@ -19,7 +19,7 @@ namespace Discord
         public string ImageId { get; internal set; }
 
         /// <summary>
-        ///     Returns the image URL of the asset, or <see langword="null"/> when the application ID does not exist.
+        ///     Returns the image URL of the asset, or <c>null</c> when the application ID does not exist.
         /// </summary>
         public string GetImageUrl(ImageFormat format = ImageFormat.Auto, ushort size = 128)
             => ApplicationId.HasValue ? CDN.GetRichAssetUrl(ApplicationId.Value, ImageId, size, format) : null;

src/Discord.Net.Core/Entities/Channels/IGuildChannel.cs

@@ -24,7 +24,7 @@ namespace Discord
         ///     Gets the parent ID (category) of this channel in the guild's channel list.
         /// </summary>
         /// <returns>
-        ///     The parent category ID associated with this channel, or <see langword="null"/> if none is set.
+        ///     The parent category ID associated with this channel, or <c>null</c> if none is set.
         /// </returns>
         ulong? CategoryId { get; }
         /// <summary>
@@ -57,10 +57,10 @@ namespace Discord
         ///     Creates a new invite to this channel.
         /// </summary>
         /// <param name="maxAge">
-        ///     The time (in seconds) until the invite expires. Set to <see langword="null"/> to never expire.
+        ///     The time (in seconds) until the invite expires. Set to <c>null</c> to never expire.
         /// </param>
         /// <param name="maxUses">
-        ///     The max amount of times this invite may be used. Set to <see langword="null"/> to have unlimited uses.
+        ///     The max amount of times this invite may be used. Set to <c>null</c> to have unlimited uses.
         /// </param>
         /// <param name="isTemporary">
         ///     If <see langword="true"/>, a user accepting this invite will be kicked from the guild after closing their client.
@@ -86,12 +86,12 @@ namespace Discord
         Task ModifyAsync(Action<GuildChannelProperties> func, RequestOptions options = null);
 
         /// <summary>
-        ///     Gets the permission overwrite for a specific role, or <see langword="null"/> if one does not exist.
+        ///     Gets the permission overwrite for a specific role, or <c>null</c> if one does not exist.
         /// </summary>
         /// <param name="role">The role to get the overwrite from.</param>
         OverwritePermissions? GetPermissionOverwrite(IRole role);
         /// <summary>
-        ///     Gets the permission overwrite for a specific user, or <see langword="null"/> if one does not exist.
+        ///     Gets the permission overwrite for a specific user, or <c>null</c> if one does not exist.
         /// </summary>
         /// <param name="user">The user to get the overwrite from.</param>
         OverwritePermissions? GetPermissionOverwrite(IUser user);

src/Discord.Net.Core/Entities/Channels/IMessageChannel.cs

@@ -60,13 +60,13 @@ namespace Discord
         Task<IUserMessage> SendFileAsync(Stream stream, string filename, string text = null, bool isTTS = false, Embed embed = null, RequestOptions options = null);
 
         /// <summary>
-        ///     Gets a message from this message channel with the given id, or <see langword="null"/> if not found.
+        ///     Gets a message from this message channel with the given id, or <c>null</c> if not found.
         /// </summary>
         /// <param name="id">The ID of the message.</param>
         /// <param name="mode">The <see cref="CacheMode"/> that determines whether the object should be fetched from cache.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     The message gotten from either the cache or the download, or <see langword="null"/> if none is found.
+        ///     The message gotten from either the cache or the download, or <c>null</c> if none is found.
         /// </returns>
         Task<IMessage> GetMessageAsync(ulong id, CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
 

src/Discord.Net.Core/Entities/Channels/ITextChannel.cs

@@ -22,7 +22,7 @@ namespace Discord
         ///     Gets the current topic for this text channel.
         /// </summary>
         /// <returns>
-        ///     The topic set in the channel, or <see langword="null"/> if none is set.
+        ///     The topic set in the channel, or <c>null</c> if none is set.
         /// </returns>
         string Topic { get; }
 
@@ -72,7 +72,7 @@ namespace Discord
         /// <param name="id">The ID of the webhook.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     A webhook associated with the <paramref name="id"/>, or <see langword="null"/> if not found.
+        ///     A webhook associated with the <paramref name="id"/>, or <c>null</c> if not found.
         /// </returns>
         Task<IWebhook> GetWebhookAsync(ulong id, RequestOptions options = null);
         /// <summary>

src/Discord.Net.Core/Entities/Channels/IVoiceChannel.cs

@@ -14,7 +14,7 @@ namespace Discord
         int Bitrate { get; }
         /// <summary>
         ///     Gets the max amount of users allowed to be connected to this channel at one time, or
-        ///     <see langword="null"/> if none is set.
+        ///     <c>null</c> if none is set.
         /// </summary>
         int? UserLimit { get; }
 

src/Discord.Net.Core/Entities/Channels/VoiceChannelProperties.cs

@@ -10,7 +10,7 @@ namespace Discord
         /// </summary>
         public Optional<int> Bitrate { get; set; }
         /// <summary>
-        ///     Gets or sets the maximum number of users that can be present in a channel, or <see langword="null"/> if none.
+        ///     Gets or sets the maximum number of users that can be present in a channel, or <c>null</c> if none.
         /// </summary>
         public Optional<int?> UserLimit { get; set; }
     }

src/Discord.Net.Core/Entities/Guilds/GuildEmbedProperties.cs

@@ -10,11 +10,11 @@ namespace Discord
         /// </summary>
         public Optional<bool> Enabled { get; set; }
         /// <summary>
-        ///     Sets the channel that the invite should place its users in, if not <see langword="null"/>.
+        ///     Sets the channel that the invite should place its users in, if not <c>null</c>.
         /// </summary>
         public Optional<IChannel> Channel { get; set; }
         /// <summary>
-        ///     Sets the channel the invite should place its users in, if not <see langword="null"/>.
+        ///     Sets the channel the invite should place its users in, if not <c>null</c>.
         /// </summary>
         public Optional<ulong?> ChannelId { get; set; }
     }

src/Discord.Net.Core/Entities/Guilds/IGuild.cs

@@ -40,19 +40,19 @@ namespace Discord
         /// </summary>
         VerificationLevel VerificationLevel { get; }
         /// <summary>
-        ///     Returns the ID of this guild's icon, or <see langword="null"/> if none is set.
+        ///     Returns the ID of this guild's icon, or <c>null</c> if none is set.
         /// </summary>
         string IconId { get; }
         /// <summary>
-        ///     Returns the URL of this guild's icon, or <see langword="null"/> if none is set.
+        ///     Returns the URL of this guild's icon, or <c>null</c> if none is set.
         /// </summary>
         string IconUrl { get; }
         /// <summary>
-        ///     Returns the ID of this guild's splash image, or <see langword="null"/> if none is set.
+        ///     Returns the ID of this guild's splash image, or <c>null</c> if none is set.
         /// </summary>
         string SplashId { get; }
         /// <summary>
-        ///     Returns the URL of this guild's splash image, or <see langword="null"/> if none is set.
+        ///     Returns the URL of this guild's splash image, or <c>null</c> if none is set.
         /// </summary>
         string SplashUrl { get; }
         /// <summary>
@@ -65,7 +65,7 @@ namespace Discord
         bool Available { get; }
 
         /// <summary>
-        ///     Gets the ID of the AFK voice channel for this guild, or <see langword="null"/> if none is set.
+        ///     Gets the ID of the AFK voice channel for this guild, or <c>null</c> if none is set.
         /// </summary>
         ulong? AFKChannelId { get; }
         /// <summary>
@@ -73,11 +73,11 @@ namespace Discord
         /// </summary>
         ulong DefaultChannelId { get; }
         /// <summary>
-        ///     Gets the ID of the embed channel set in the widget settings of this guild, or <see langword="null"/> if none is set.
+        ///     Gets the ID of the embed channel set in the widget settings of this guild, or <c>null</c> if none is set.
         /// </summary>
         ulong? EmbedChannelId { get; }
         /// <summary>
-        ///     Gets the ID of the channel where randomized welcome messages are sent, or <see langword="null"/> if none is set.
+        ///     Gets the ID of the channel where randomized welcome messages are sent, or <c>null</c> if none is set.
         /// </summary>
         ulong? SystemChannelId { get; }
         /// <summary>
@@ -245,7 +245,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the generic channel with the specified ID, or 
-        ///     <see langword="null"/> if none is found.
+        ///     <c>null</c> if none is found.
         /// </returns>
         Task<IGuildChannel> GetChannelAsync(ulong id, CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -269,7 +269,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the text channel with the specified ID, or 
-        ///     <see langword="null"/> if none is found.
+        ///     <c>null</c> if none is found.
         /// </returns>
         Task<ITextChannel> GetTextChannelAsync(ulong id, CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -304,7 +304,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the voice channel with the specified ID, or 
-        ///     <see langword="null"/> if none is found.
+        ///     <c>null</c> if none is found.
         /// </returns>
         Task<IVoiceChannel> GetVoiceChannelAsync(ulong id, CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -316,7 +316,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the AFK voice channel set within this guild, or 
-        ///     <see langword="null"/> if none is set.
+        ///     <c>null</c> if none is set.
         /// </returns>
         Task<IVoiceChannel> GetAFKChannelAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -340,7 +340,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the first viewable text channel in this guild, or 
-        ///     <see langword="null"/> if none is found.
+        ///     <c>null</c> if none is found.
         /// </returns>
         Task<ITextChannel> GetDefaultChannelAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -352,7 +352,7 @@ namespace Discord
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
         ///     An awaitable <see cref="Task"/> containing the embed channel set within the server's widget settings, or
-        ///     <see langword="null"/> if none is set.
+        ///     <c>null</c> if none is set.
         /// </returns>
         Task<IGuildChannel> GetEmbedChannelAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -392,7 +392,7 @@ namespace Discord
         Task<IReadOnlyCollection<IInviteMetadata>> GetInvitesAsync(RequestOptions options = null);
 
         /// <summary>
-        ///     Gets the role in this guild with the provided ID, or <see langword="null"/> if not found.
+        ///     Gets the role in this guild with the provided ID, or <c>null</c> if not found.
         /// </summary>
         /// <param name="id">The role ID.</param>
         IRole GetRole(ulong id);
@@ -424,13 +424,13 @@ namespace Discord
         /// </remarks>
         Task<IReadOnlyCollection<IGuildUser>> GetUsersAsync(CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
-        ///     Gets the user in this guild with the provided ID, or <see langword="null"/> if not found.
+        ///     Gets the user in this guild with the provided ID, or <c>null</c> if not found.
         /// </summary>
         /// <param name="id">The user ID.</param>
         /// <param name="mode">The <see cref="CacheMode"/> that determines whether the object should be fetched from cache.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     An awaitable <see cref="Task"/> containing the guild user with the specified ID, otherwise <see langword="null"/>.
+        ///     An awaitable <see cref="Task"/> containing the guild user with the specified ID, otherwise <c>null</c>.
         /// </returns>
         Task<IGuildUser> GetUserAsync(ulong id, CacheMode mode = CacheMode.AllowDownload, RequestOptions options = null);
         /// <summary>
@@ -472,12 +472,12 @@ namespace Discord
         Task<int> PruneUsersAsync(int days = 30, bool simulate = false, RequestOptions options = null);
 
         /// <summary>
-        ///     Gets the webhook in this guild with the provided ID, or <see langword="null"/> if not found.
+        ///     Gets the webhook in this guild with the provided ID, or <c>null</c> if not found.
         /// </summary>
         /// <param name="id">The webhook ID.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     An awaitable <see cref="Task"/> containing the webhook with the specified ID, otherwise <see langword="null"/>.
+        ///     An awaitable <see cref="Task"/> containing the webhook with the specified ID, otherwise <c>null</c>.
         /// </returns>
         Task<IWebhook> GetWebhookAsync(ulong id, RequestOptions options = null);
         /// <summary>
@@ -495,7 +495,7 @@ namespace Discord
         /// <param name="id">The guild emote ID.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     An awaitable <see cref="Task"/> containing the emote found with the specified ID, or <see langword="null"/> if not found.
+        ///     An awaitable <see cref="Task"/> containing the emote found with the specified ID, or <c>null</c> if not found.
         /// </returns>
         Task<GuildEmote> GetEmoteAsync(ulong id, RequestOptions options = null);
         /// <summary>

src/Discord.Net.Core/Entities/Guilds/IUserGuild.cs

@@ -7,7 +7,7 @@ namespace Discord
         /// </summary>
         string Name { get; }
         /// <summary>
-        ///     Gets the icon URL associated with this guild, or <see langword="null"/> if one is not set.
+        ///     Gets the icon URL associated with this guild, or <c>null</c> if one is not set.
         /// </summary>
         string IconUrl { get; }
         /// <summary>

src/Discord.Net.Core/Entities/Invites/IInviteMetadata.cs

@@ -19,11 +19,11 @@ namespace Discord
         /// </summary>
         bool IsTemporary { get; }
         /// <summary>
-        ///     Gets the time (in seconds) until the invite expires, or <see langword="null"/> if it never expires.
+        ///     Gets the time (in seconds) until the invite expires, or <c>null</c> if it never expires.
         /// </summary>
         int? MaxAge { get; }
         /// <summary>
-        ///     Gets the max amount of times this invite may be used, or <see langword="null"/> if there is no limit.
+        ///     Gets the max amount of times this invite may be used, or <c>null</c> if there is no limit.
         /// </summary>
         int? MaxUses { get; }
         /// <summary>

src/Discord.Net.Core/Entities/Messages/EmbedBuilder.cs

@@ -106,7 +106,7 @@ namespace Discord
 
         /// <summary> Gets or sets the list of <see cref="EmbedFieldBuilder"/> of an <see cref="Embed"/>. </summary>
         /// <exception cref="ArgumentNullException" accessor="set">An embed builder's fields collection is set to 
-        /// <see langword="null"/>.</exception>
+        /// <c>null</c>.</exception>
         /// <exception cref="ArgumentException" accessor="set">Description length exceeds <see cref="MaxFieldCount"/>.
         /// </exception>
         /// <returns> The list of existing <see cref="EmbedFieldBuilder"/>.</returns>

src/Discord.Net.Core/Entities/Messages/EmbedVideo.cs

@@ -13,11 +13,11 @@ namespace Discord
         /// </summary>
         public string Url { get; }
         /// <summary>
-        ///     Gets the height of the video, or <see langword="null"/> if none.
+        ///     Gets the height of the video, or <c>null</c> if none.
         /// </summary>
         public int? Height { get; }
         /// <summary>
-        ///     Gets the weight of the video, or <see langword="null"/> if none.
+        ///     Gets the weight of the video, or <c>null</c> if none.
         /// </summary>
         public int? Width { get; }
 

src/Discord.Net.Core/Entities/Messages/IAttachment.cs

@@ -45,14 +45,14 @@ namespace Discord
         ///     Gets the height of this attachment.
         /// </summary>
         /// <returns>
-        ///     The height of this attachment if it is a picture; otherwise <see langword="null"/>.
+        ///     The height of this attachment if it is a picture; otherwise <c>null</c>.
         /// </returns>
         int? Height { get; }
         /// <summary>
         ///     Gets the width of this attachment.
         /// </summary>
         /// <returns>
-        ///     The width of this attachment if it is a picture; otherwise <see langword="null"/>.
+        ///     The width of this attachment if it is a picture; otherwise <c>null</c>.
         /// </returns>
         int? Width { get; }
     }

src/Discord.Net.Core/Entities/Messages/IMessage.cs

@@ -39,7 +39,7 @@ namespace Discord
         ///     Gets the time of this message's last edit.
         /// </summary>
         /// <returns>
-        ///     Time of when the message was last edited; <see langword="null"/> when the message is never edited.
+        ///     Time of when the message was last edited; <c>null</c> when the message is never edited.
         /// </returns>
         DateTimeOffset? EditedTimestamp { get; }
         

src/Discord.Net.Core/Entities/Users/IVoiceState.cs

@@ -26,7 +26,7 @@ namespace Discord
         /// </summary>
         bool IsSuppressed { get; }
         /// <summary>
-        ///     Gets the voice channel this user is currently in, or <see langword="null"/> if none.
+        ///     Gets the voice channel this user is currently in, or <c>null</c> if none.
         /// </summary>
         IVoiceChannel VoiceChannel { get; }
         /// <summary>

src/Discord.Net.Core/Net/HttpException.cs

@@ -23,7 +23,7 @@ namespace Discord.Net
         /// <returns>
         ///     A 
         ///     <see href="https://discordapp.com/developers/docs/topics/opcodes-and-status-codes#json">JSON error code</see>
-        ///     from Discord, or <see langword="null"/> if none.
+        ///     from Discord, or <c>null</c> if none.
         /// </returns>
         public int? DiscordCode { get; }
         /// <summary>

src/Discord.Net.Core/RequestOptions.cs

@@ -14,7 +14,7 @@ namespace Discord
 
         /// <summary>
         ///     Gets or set the max time, in milliseconds, to wait for this request to complete. If 
-        ///     <see langword="null"/>, a request will not time out. If a rate limit has been triggered for this
+        ///     <c>null</c>, a request will not time out. If a rate limit has been triggered for this
         ///     request's bucket and will not be unpaused in time, this request will fail immediately.
         /// </summary>
         public int? Timeout { get; set; }

src/Discord.Net.Core/Utils/Cacheable.cs

@@ -25,7 +25,7 @@ namespace Discord
         /// </summary>
         /// <remarks>
         ///     This value is not guaranteed to be set; in cases where the entity cannot be pulled from cache, it is
-        ///     <see langword="null"/>.
+        ///     <c>null</c>.
         /// </remarks>
         public TEntity Value { get; }
         private Func<Task<TEntity>> DownloadFunc { get; }

src/Discord.Net.Core/Utils/ConcurrentHashSet.cs

@@ -157,7 +157,7 @@ namespace Discord
             : this(collection, EqualityComparer<T>.Default) { }
         public ConcurrentHashSet(IEqualityComparer<T> comparer) 
             : this(DefaultConcurrencyLevel, DefaultCapacity, true, comparer) { }
-        /// <exception cref="ArgumentNullException"><paramref name="collection"/> is <see langword="null"/></exception>
+        /// <exception cref="ArgumentNullException"><paramref name="collection"/> is <c>null</c></exception>
         public ConcurrentHashSet(IEnumerable<T> collection, IEqualityComparer<T> comparer) 
             : this(comparer)
         {
@@ -210,7 +210,7 @@ namespace Discord
             if (_budget == 0)
                 _budget = _tables._buckets.Length / _tables._locks.Length;
         }
-        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <see langword="null"/></exception>
+        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <c>null</c></exception>
         public bool ContainsKey(T value)
         {
             if (value == null) throw new ArgumentNullException(nameof(value));
@@ -234,7 +234,7 @@ namespace Discord
             return false;
         }
 
-        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <see langword="null"/></exception>
+        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <c>null</c></exception>
         public bool TryAdd(T value)
         {
             if (value == null)  throw new ArgumentNullException(nameof(value));
@@ -284,7 +284,7 @@ namespace Discord
             }
         }
 
-        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <see langword="null"/></exception>
+        /// <exception cref="ArgumentNullException"><paramref name="value"/> is <c>null</c></exception>
         public bool TryRemove(T value)
         {
             if (value == null) throw new ArgumentNullException(nameof(value));

src/Discord.Net.Rest/Entities/Channels/IRestMessageChannel.cs

@@ -59,12 +59,12 @@ namespace Discord.Rest
         new Task<RestUserMessage> SendFileAsync(Stream stream, string filename, string text = null, bool isTTS = false, Embed embed = null, RequestOptions options = null);
 
         /// <summary>
-        ///     Gets a message from this message channel with the given id, or <see langword="null"/> if not found.
+        ///     Gets a message from this message channel with the given id, or <c>null</c> if not found.
         /// </summary>
         /// <param name="id">The ID of the message.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     The message gotten from either the cache or the download, or <see langword="null"/> if none is found.
+        ///     The message gotten from either the cache or the download, or <c>null</c> if none is found.
         /// </returns>
         Task<RestMessage> GetMessageAsync(ulong id, RequestOptions options = null);
         /// <summary>

src/Discord.Net.Rest/Entities/Guilds/GuildHelper.cs

@@ -14,7 +14,7 @@ namespace Discord.Rest
     internal static class GuildHelper
     {
         //General
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public static async Task<Model> ModifyAsync(IGuild guild, BaseDiscordClient client,
             Action<GuildProperties> func, RequestOptions options)
         {
@@ -62,7 +62,7 @@ namespace Discord.Rest
 
             return await client.ApiClient.ModifyGuildAsync(guild.Id, apiArgs, options).ConfigureAwait(false);
         }
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public static async Task<EmbedModel> ModifyEmbedAsync(IGuild guild, BaseDiscordClient client,
             Action<GuildEmbedProperties> func, RequestOptions options)
         {
@@ -140,7 +140,7 @@ namespace Discord.Rest
             var models = await client.ApiClient.GetGuildChannelsAsync(guild.Id, options).ConfigureAwait(false);
             return models.Select(x => RestGuildChannel.Create(client, guild, x)).ToImmutableArray();
         }
-        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <c>null</c>.</exception>
         public static async Task<RestTextChannel> CreateTextChannelAsync(IGuild guild, BaseDiscordClient client,
             string name, RequestOptions options)
         {
@@ -150,7 +150,7 @@ namespace Discord.Rest
             var model = await client.ApiClient.CreateGuildChannelAsync(guild.Id, args, options).ConfigureAwait(false);
             return RestTextChannel.Create(client, guild, model);
         }
-        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <c>null</c>.</exception>
         public static async Task<RestVoiceChannel> CreateVoiceChannelAsync(IGuild guild, BaseDiscordClient client,
             string name, RequestOptions options)
         {
@@ -160,7 +160,7 @@ namespace Discord.Rest
             var model = await client.ApiClient.CreateGuildChannelAsync(guild.Id, args, options).ConfigureAwait(false);
             return RestVoiceChannel.Create(client, guild, model);
         }
-        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <c>null</c>.</exception>
         public static async Task<RestCategoryChannel> CreateCategoryChannelAsync(IGuild guild, BaseDiscordClient client,
             string name, RequestOptions options)
         {
@@ -195,7 +195,7 @@ namespace Discord.Rest
         }
 
         //Roles
-        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="name"/> is <c>null</c>.</exception>
         public static async Task<RestRole> CreateRoleAsync(IGuild guild, BaseDiscordClient client,
             string name, GuildPermissions? permissions, Color? color, bool isHoisted, RequestOptions options)
         {
@@ -302,7 +302,7 @@ namespace Discord.Rest
             var emote = await client.ApiClient.CreateGuildEmoteAsync(guild.Id, apiargs, options).ConfigureAwait(false);
             return emote.ToEntity();
         }
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public static async Task<GuildEmote> ModifyEmoteAsync(IGuild guild, BaseDiscordClient client, ulong id, Action<EmoteProperties> func, 
             RequestOptions options)
         {

src/Discord.Net.Rest/Entities/Guilds/RestGuild.cs

@@ -132,7 +132,7 @@ namespace Discord.Rest
             => GuildHelper.DeleteAsync(this, Discord, options);
 
         /// <inheritdoc />
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public async Task ModifyAsync(Action<GuildProperties> func, RequestOptions options = null)
         {
             var model = await GuildHelper.ModifyAsync(this, Discord, func, options).ConfigureAwait(false);
@@ -140,7 +140,7 @@ namespace Discord.Rest
         }
 
         /// <inheritdoc />
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public async Task ModifyEmbedAsync(Action<GuildEmbedProperties> func, RequestOptions options = null)
         {
             var model = await GuildHelper.ModifyEmbedAsync(this, Discord, func, options).ConfigureAwait(false);

src/Discord.Net.WebSocket/BaseSocketClient.cs

@@ -66,7 +66,7 @@ namespace Discord.WebSocket
         /// <remarks>
         ///     This method gets the user present in the WebSocket cache with the given condition.
         ///     <note>
-        ///         Sometimes a user may return <see langword="null"/> due to Discord not sending offline users in large
+        ///         Sometimes a user may return <c>null</c> due to Discord not sending offline users in large
         ///         guilds (i.e. guild with 100+ members) actively. To download users on startup, consider enabling 
         ///         <see cref="DiscordSocketConfig.AlwaysDownloadUsers"/>.
         ///     </note>
@@ -76,7 +76,7 @@ namespace Discord.WebSocket
         ///     </note>
         /// </remarks>
         /// <returns>
-        ///     A WebSocket-based generic user; <see langword="null"/> when the user cannot be found.
+        ///     A WebSocket-based generic user; <c>null</c> when the user cannot be found.
         /// </returns>
         public abstract SocketUser GetUser(ulong id);
 
@@ -88,7 +88,7 @@ namespace Discord.WebSocket
         /// <remarks>
         ///     This method gets the user present in the WebSocket cache with the given condition.
         ///     <note>
-        ///         Sometimes a user may return <see langword="null"/> due to Discord not sending offline users in large
+        ///         Sometimes a user may return <c>null</c> due to Discord not sending offline users in large
         ///         guilds (i.e. guild with 100+ members) actively. To download users on startup, consider enabling 
         ///         <see cref="DiscordSocketConfig.AlwaysDownloadUsers"/>.
         ///     </note>
@@ -98,7 +98,7 @@ namespace Discord.WebSocket
         ///     </note>
         /// </remarks>
         /// <returns>
-        ///     A WebSocket-based generic user; <see langword="null"/> when the user cannot be found.
+        ///     A WebSocket-based generic user; <c>null</c> when the user cannot be found.
         /// </returns>
         public abstract SocketUser GetUser(string username, string discriminator);
         /// <summary>
@@ -115,7 +115,7 @@ namespace Discord.WebSocket
         /// </summary>
         /// <param name="id">The guild snowflake ID.</param>
         /// <returns>
-        ///     A WebSocket-based guild; <see langword="null"/> when the guild cannot be found.
+        ///     A WebSocket-based guild; <c>null</c> when the guild cannot be found.
         /// </returns>
         public abstract SocketGuild GetGuild(ulong id);
         /// <summary>
@@ -123,7 +123,7 @@ namespace Discord.WebSocket
         /// </summary>
         /// <param name="id">The unique identifier of the voice region.</param>
         /// <returns>
-        ///     A REST-based voice region; <see langword="null"/> if none can be found.
+        ///     A REST-based voice region; <c>null</c> if none can be found.
         /// </returns>
         public abstract RestVoiceRegion GetVoiceRegion(string id);
         /// <inheritdoc />

src/Discord.Net.WebSocket/DiscordSocketConfig.cs

@@ -15,7 +15,7 @@ namespace Discord.WebSocket
         public const string GatewayEncoding = "json";
 
         /// <summary>
-        ///     Gets or sets the WebSocket host to connect to. If <see langword="null"/>, the client will use the
+        ///     Gets or sets the WebSocket host to connect to. If <c>null</c>, the client will use the
         ///     /gateway endpoint.
         /// </summary>
         public string GatewayHost { get; set; } = null;

src/Discord.Net.WebSocket/Entities/Channels/ISocketMessageChannel.cs

@@ -72,7 +72,7 @@ namespace Discord.WebSocket
         /// </summary>
         /// <param name="id">The ID of the message.</param>
         /// <returns>
-        ///     Cached message object; <see langword="null"/> if it doesn't exist in the cache.
+        ///     Cached message object; <c>null</c> if it doesn't exist in the cache.
         /// </returns>
         SocketMessage GetCachedMessage(ulong id);
         /// <summary>

src/Discord.Net.WebSocket/Entities/Channels/SocketGuildChannel.cs

@@ -34,7 +34,7 @@ namespace Discord.WebSocket
         ///     Gets the parent category of this channel.
         /// </summary>
         /// <returns>
-        ///     A parent category ID associated with this channel, or <see langword="null"/> if none is set.
+        ///     A parent category ID associated with this channel, or <c>null</c> if none is set.
         /// </returns>
         public ICategoryChannel Category 
             => CategoryId.HasValue ? Guild.GetChannel(CategoryId.Value) as ICategoryChannel : null;

src/Discord.Net.WebSocket/Entities/Channels/SocketTextChannel.cs

@@ -152,7 +152,7 @@ namespace Discord.WebSocket
         /// <param name="id">The ID of the webhook.</param>
         /// <param name="options">The options to be used when sending the request.</param>
         /// <returns>
-        ///     A webhook associated with the <paramref name="id"/>, or <see langword="null"/> if not found.
+        ///     A webhook associated with the <paramref name="id"/>, or <c>null</c> if not found.
         /// </returns>
         public Task<RestWebhook> GetWebhookAsync(ulong id, RequestOptions options = null)
             => ChannelHelper.GetWebhookAsync(this, Discord, id, options);

src/Discord.Net.WebSocket/Entities/Guilds/SocketGuild.cs

@@ -116,7 +116,7 @@ namespace Discord.WebSocket
             }
         }
         /// <summary>
-        ///     Gets the embed channel set in the widget settings of this guild, or <see langword="null"/> if none is set.
+        ///     Gets the embed channel set in the widget settings of this guild, or <c>null</c> if none is set.
         /// </summary>
         public SocketGuildChannel EmbedChannel
         {
@@ -127,7 +127,7 @@ namespace Discord.WebSocket
             }
         }
         /// <summary>
-        ///     Gets the channel where randomized welcome messages are sent, or <see langword="null"/> if none is set.
+        ///     Gets the channel where randomized welcome messages are sent, or <c>null</c> if none is set.
         /// </summary>
         public SocketTextChannel SystemChannel
         {
@@ -372,12 +372,12 @@ namespace Discord.WebSocket
             => GuildHelper.DeleteAsync(this, Discord, options);
 
         /// <inheritdoc />
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public Task ModifyAsync(Action<GuildProperties> func, RequestOptions options = null)
             => GuildHelper.ModifyAsync(this, Discord, func, options);
 
         /// <inheritdoc />
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public Task ModifyEmbedAsync(Action<GuildEmbedProperties> func, RequestOptions options = null)
             => GuildHelper.ModifyEmbedAsync(this, Discord, func, options);
         /// <inheritdoc />
@@ -671,7 +671,7 @@ namespace Discord.WebSocket
         public Task<GuildEmote> CreateEmoteAsync(string name, Image image, Optional<IEnumerable<IRole>> roles = default(Optional<IEnumerable<IRole>>), RequestOptions options = null)
             => GuildHelper.CreateEmoteAsync(this, Discord, name, image, roles, options);
         /// <inheritdoc />
-        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <see langword="null"/>.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="func"/> is <c>null</c>.</exception>
         public Task<GuildEmote> ModifyEmoteAsync(GuildEmote emote, Action<EmoteProperties> func, RequestOptions options = null)
             => GuildHelper.ModifyEmoteAsync(this, Discord, emote.Id, func, options);
         /// <inheritdoc />

src/Discord.Net.WebSocket/Entities/Users/SocketVoiceState.cs

@@ -23,7 +23,7 @@ namespace Discord.WebSocket
         private readonly Flags _voiceStates;
 
         /// <summary>
-        ///     Gets the voice channel that the user is currently in; or <see langword="null"/> if none.
+        ///     Gets the voice channel that the user is currently in; or <c>null</c> if none.
         /// </summary>
         public SocketVoiceChannel VoiceChannel { get; }
         /// <inheritdoc />