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| author | Jesse Plamondon-Willard <Pathoschild@users.noreply.github.com> | 2022-04-13 21:07:43 -0400 |
|---|---|---|
| committer | Jesse Plamondon-Willard <Pathoschild@users.noreply.github.com> | 2022-04-13 21:07:43 -0400 |
| commit | 4adf8611131a5d86b15f017a42a0366837d14528 (patch) | |
| tree | 879ba8dfc546382c3795e3d13a623b0e17f96469 | |
| parent | 5b24fff4771dd11c627ae20c827599fe37fa89ad (diff) | |
| download | SMAPI-4adf8611131a5d86b15f017a42a0366837d14528.tar.gz SMAPI-4adf8611131a5d86b15f017a42a0366837d14528.tar.bz2 SMAPI-4adf8611131a5d86b15f017a42a0366837d14528.zip | |
enable nullable annotations in the rest of SMAPI core (#837)
39 files changed, 679 insertions, 549 deletions
diff --git a/src/SMAPI.Tests/Utilities/KeybindListTests.cs b/src/SMAPI.Tests/Utilities/KeybindListTests.cs index 060c93ed..c4c086de 100644 --- a/src/SMAPI.Tests/Utilities/KeybindListTests.cs +++ b/src/SMAPI.Tests/Utilities/KeybindListTests.cs @@ -21,12 +21,12 @@ namespace SMAPI.Tests.Utilities public void TryParse_SimpleValue(SButton button) { // act - bool success = KeybindList.TryParse($"{button}", out KeybindList parsed, out string[] errors); + bool success = KeybindList.TryParse($"{button}", out KeybindList? parsed, out string[] errors); // assert Assert.IsTrue(success, "Parsing unexpectedly failed."); Assert.IsNotNull(parsed, "The parsed result should not be null."); - Assert.AreEqual(parsed.ToString(), $"{button}"); + Assert.AreEqual(parsed!.ToString(), $"{button}"); Assert.IsNotNull(errors, message: "The errors should never be null."); Assert.IsEmpty(errors, message: "The input bindings incorrectly reported errors."); } @@ -47,14 +47,14 @@ namespace SMAPI.Tests.Utilities public string TryParse_MultiValues(string? input) { // act - bool success = KeybindList.TryParse(input, out KeybindList parsed, out string[] errors); + bool success = KeybindList.TryParse(input, out KeybindList? parsed, out string[] errors); // assert Assert.IsTrue(success, "Parsing unexpectedly failed."); Assert.IsNotNull(parsed, "The parsed result should not be null."); Assert.IsNotNull(errors, message: "The errors should never be null."); Assert.IsEmpty(errors, message: "The input bindings incorrectly reported errors."); - return parsed.ToString(); + return parsed!.ToString(); } /// <summary>Assert invalid values are rejected.</summary> @@ -67,7 +67,7 @@ namespace SMAPI.Tests.Utilities public void TryParse_InvalidValues(string input, string expectedError) { // act - bool success = KeybindList.TryParse(input, out KeybindList parsed, out string[] errors); + bool success = KeybindList.TryParse(input, out KeybindList? parsed, out string[] errors); // assert Assert.IsFalse(success, "Parsing unexpectedly succeeded."); diff --git a/src/SMAPI/Events/ModMessageReceivedEventArgs.cs b/src/SMAPI/Events/ModMessageReceivedEventArgs.cs index 671bdf38..84a27d18 100644 --- a/src/SMAPI/Events/ModMessageReceivedEventArgs.cs +++ b/src/SMAPI/Events/ModMessageReceivedEventArgs.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using StardewModdingAPI.Framework.Networking; using StardewModdingAPI.Toolkit.Serialization; @@ -47,8 +45,10 @@ namespace StardewModdingAPI.Events /// <summary>Read the message data into the given model type.</summary> /// <typeparam name="TModel">The message model type.</typeparam> public TModel ReadAs<TModel>() + where TModel : notnull { - return this.Message.Data.ToObject<TModel>(this.JsonHelper.GetSerializer()); + return this.Message.Data.ToObject<TModel>(this.JsonHelper.GetSerializer()) + ?? throw new InvalidOperationException($"Can't read empty mod message data as a {typeof(TModel).FullName} value."); } } } diff --git a/src/SMAPI/Framework/CommandManager.cs b/src/SMAPI/Framework/CommandManager.cs index 80c08f34..d3b9c8ee 100644 --- a/src/SMAPI/Framework/CommandManager.cs +++ b/src/SMAPI/Framework/CommandManager.cs @@ -1,7 +1,6 @@ -#nullable disable - using System; using System.Collections.Generic; +using System.Diagnostics.CodeAnalysis; using System.Linq; using System.Text; using StardewModdingAPI.Framework.Commands; @@ -39,9 +38,9 @@ namespace StardewModdingAPI.Framework /// <exception cref="ArgumentNullException">The <paramref name="name"/> or <paramref name="callback"/> is null or empty.</exception> /// <exception cref="FormatException">The <paramref name="name"/> is not a valid format.</exception> /// <exception cref="ArgumentException">There's already a command with that name.</exception> - public CommandManager Add(IModMetadata mod, string name, string documentation, Action<string, string[]> callback) + public CommandManager Add(IModMetadata? mod, string name, string documentation, Action<string, string[]> callback) { - name = this.GetNormalizedName(name); + name = this.GetNormalizedName(name)!; // null-checked below // validate format if (string.IsNullOrWhiteSpace(name)) @@ -72,10 +71,13 @@ namespace StardewModdingAPI.Framework /// <summary>Get a command by its unique name.</summary> /// <param name="name">The command name.</param> /// <returns>Returns the matching command, or <c>null</c> if not found.</returns> - public Command Get(string name) + public Command? Get(string? name) { - name = this.GetNormalizedName(name); - this.Commands.TryGetValue(name, out Command command); + name = this.GetNormalizedName(name)!; + if (string.IsNullOrWhiteSpace(name)) + return null; + + this.Commands.TryGetValue(name, out Command? command); return command; } @@ -94,7 +96,7 @@ namespace StardewModdingAPI.Framework /// <param name="command">The command which can handle the input.</param> /// <param name="screenId">The screen ID on which to run the command.</param> /// <returns>Returns true if the input was successfully parsed and matched to a command; else false.</returns> - public bool TryParse(string input, out string name, out string[] args, out Command command, out int screenId) + public bool TryParse(string? input, [NotNullWhen(true)] out string? name, [NotNullWhen(true)] out string[]? args, [NotNullWhen(true)] out Command? command, out int screenId) { // ignore if blank if (string.IsNullOrWhiteSpace(input)) @@ -108,7 +110,7 @@ namespace StardewModdingAPI.Framework // parse input args = this.ParseArgs(input); - name = this.GetNormalizedName(args[0]); + name = this.GetNormalizedName(args[0])!; args = args.Skip(1).ToArray(); // get screen ID argument @@ -116,7 +118,7 @@ namespace StardewModdingAPI.Framework for (int i = 0; i < args.Length; i++) { // consume arg & set screen ID - if (this.TryParseScreenId(args[i], out int rawScreenId, out string error)) + if (this.TryParseScreenId(args[i], out int rawScreenId, out string? error)) { args = args.Take(i).Concat(args.Skip(i + 1)).ToArray(); screenId = rawScreenId; @@ -140,15 +142,15 @@ namespace StardewModdingAPI.Framework /// <param name="name">The command name.</param> /// <param name="arguments">The command arguments.</param> /// <returns>Returns whether a matching command was triggered.</returns> - public bool Trigger(string name, string[] arguments) + public bool Trigger(string? name, string[] arguments) { // get normalized name - name = this.GetNormalizedName(name); - if (name == null) + name = this.GetNormalizedName(name)!; + if (string.IsNullOrWhiteSpace(name)) return false; // get command - if (this.Commands.TryGetValue(name, out Command command)) + if (this.Commands.TryGetValue(name, out Command? command)) { command.Callback.Invoke(name, arguments); return true; @@ -191,7 +193,7 @@ namespace StardewModdingAPI.Framework /// <param name="screen">The parsed screen ID, if any.</param> /// <param name="error">The error which indicates an invalid screen ID, if applicable.</param> /// <returns>Returns whether the screen ID was parsed successfully.</returns> - private bool TryParseScreenId(string arg, out int screen, out string error) + private bool TryParseScreenId(string arg, out int screen, out string? error) { screen = -1; error = null; @@ -220,7 +222,7 @@ namespace StardewModdingAPI.Framework /// <summary>Get a normalized command name.</summary> /// <param name="name">The command name.</param> - private string GetNormalizedName(string name) + private string? GetNormalizedName(string? name) { name = name?.Trim().ToLower(); return !string.IsNullOrWhiteSpace(name) diff --git a/src/SMAPI/Framework/Commands/HelpCommand.cs b/src/SMAPI/Framework/Commands/HelpCommand.cs index eb6c74f5..65dc3bce 100644 --- a/src/SMAPI/Framework/Commands/HelpCommand.cs +++ b/src/SMAPI/Framework/Commands/HelpCommand.cs @@ -1,5 +1,3 @@ -#nullable disable - using System.Linq; namespace StardewModdingAPI.Framework.Commands @@ -41,7 +39,7 @@ namespace StardewModdingAPI.Framework.Commands { if (args.Any()) { - Command result = this.CommandManager.Get(args[0]); + Command? result = this.CommandManager.Get(args[0]); if (result == null) monitor.Log("There's no command with that name. Type 'help' by itself for more info.", LogLevel.Error); else @@ -63,10 +61,10 @@ namespace StardewModdingAPI.Framework.Commands + "--------------\n" + "The following commands are registered. For more info about a command, type 'help command_name'.\n\n"; - IGrouping<string, string>[] groups = (from command in this.CommandManager.GetAll() orderby command.Mod?.DisplayName, command.Name group command.Name by command.Mod?.DisplayName).ToArray(); + IGrouping<string, string>[] groups = (from command in this.CommandManager.GetAll() orderby command.Mod?.DisplayName, command.Name group command.Name by command.Mod?.DisplayName ?? "SMAPI").ToArray(); foreach (var group in groups) { - string modName = group.Key ?? "SMAPI"; + string modName = group.Key; string[] commandNames = group.ToArray(); message += $"{modName}:\n {string.Join("\n ", commandNames)}\n\n"; } diff --git a/src/SMAPI/Framework/Content/AssetDataForMap.cs b/src/SMAPI/Framework/Content/AssetDataForMap.cs index 93148277..133dcc6c 100644 --- a/src/SMAPI/Framework/Content/AssetDataForMap.cs +++ b/src/SMAPI/Framework/Content/AssetDataForMap.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -35,7 +33,7 @@ namespace StardewModdingAPI.Framework.Content /// <param name="getNormalizedPath">Normalizes an asset key to match the cache key.</param> /// <param name="onDataReplaced">A callback to invoke when the data is replaced (if any).</param> /// <param name="reflection">Simplifies access to private code.</param> - public AssetDataForMap(string locale, IAssetName assetName, Map data, Func<string, string> getNormalizedPath, Action<Map> onDataReplaced, Reflector reflection) + public AssetDataForMap(string? locale, IAssetName assetName, Map data, Func<string, string> getNormalizedPath, Action<Map> onDataReplaced, Reflector reflection) : base(locale, assetName, data, getNormalizedPath, onDataReplaced) { this.Reflection = reflection; @@ -126,8 +124,7 @@ namespace StardewModdingAPI.Framework.Content foreach (Layer sourceLayer in source.Layers) { // get layer - Layer targetLayer = sourceToTargetLayers[sourceLayer]; - if (targetLayer == null) + if (!sourceToTargetLayers.TryGetValue(sourceLayer, out Layer? targetLayer)) { target.AddLayer(targetLayer = new Layer(sourceLayer.Id, target, target.Layers[0].LayerSize, Layer.m_tileSize)); sourceToTargetLayers[sourceLayer] = target.GetLayer(sourceLayer.Id); @@ -137,11 +134,13 @@ namespace StardewModdingAPI.Framework.Content targetLayer.Properties.CopyFrom(sourceLayer.Properties); // create new tile - Tile sourceTile = sourceLayer.Tiles[sourcePos.X, sourcePos.Y]; - Tile newTile = sourceTile != null - ? this.CreateTile(sourceTile, targetLayer, tilesheetMap[sourceTile.TileSheet]) - : null; - newTile?.Properties.CopyFrom(sourceTile.Properties); + Tile? sourceTile = sourceLayer.Tiles[sourcePos.X, sourcePos.Y]; + Tile? newTile = null; + if (sourceTile != null) + { + newTile = this.CreateTile(sourceTile, targetLayer, tilesheetMap[sourceTile.TileSheet]); + newTile?.Properties.CopyFrom(sourceTile.Properties); + } // replace tile if (newTile != null || replaceByLayer || replaceAll) @@ -195,7 +194,7 @@ namespace StardewModdingAPI.Framework.Content /// <param name="sourceTile">The source tile to copy.</param> /// <param name="targetLayer">The target layer.</param> /// <param name="targetSheet">The target tilesheet.</param> - private Tile CreateTile(Tile sourceTile, Layer targetLayer, TileSheet targetSheet) + private Tile? CreateTile(Tile sourceTile, Layer targetLayer, TileSheet targetSheet) { switch (sourceTile) { @@ -220,7 +219,7 @@ namespace StardewModdingAPI.Framework.Content } /// <summary>Normalize a map tilesheet path for comparison. This value should *not* be used as the actual tilesheet path.</summary> /// <param name="path">The path to normalize.</param> - private string NormalizeTilesheetPathForComparison(string path) + private string NormalizeTilesheetPathForComparison(string? path) { if (string.IsNullOrWhiteSpace(path)) return string.Empty; diff --git a/src/SMAPI/Framework/Content/AssetName.cs b/src/SMAPI/Framework/Content/AssetName.cs index 4d583d82..4c691b9a 100644 --- a/src/SMAPI/Framework/Content/AssetName.cs +++ b/src/SMAPI/Framework/Content/AssetName.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using StardewModdingAPI.Toolkit.Utilities; using StardewValley; @@ -26,7 +24,7 @@ namespace StardewModdingAPI.Framework.Content public string BaseName { get; } /// <inheritdoc /> - public string LocaleCode { get; } + public string? LocaleCode { get; } /// <inheritdoc /> public LocalizedContentManager.LanguageCode? LanguageCode { get; } @@ -39,7 +37,7 @@ namespace StardewModdingAPI.Framework.Content /// <param name="baseName">The base asset name without the locale code.</param> /// <param name="localeCode">The locale code specified in the <see cref="Name"/>, if it's a valid code recognized by the game content.</param> /// <param name="languageCode">The language code matching the <see cref="LocaleCode"/>, if applicable.</param> - public AssetName(string baseName, string localeCode, LocalizedContentManager.LanguageCode? languageCode) + public AssetName(string baseName, string? localeCode, LocalizedContentManager.LanguageCode? languageCode) { // validate if (string.IsNullOrWhiteSpace(baseName)) @@ -69,7 +67,7 @@ namespace StardewModdingAPI.Framework.Content throw new ArgumentException("The asset name can't be null or empty.", nameof(rawName)); string baseName = rawName; - string localeCode = null; + string? localeCode = null; LocalizedContentManager.LanguageCode? languageCode = null; int lastPeriodIndex = rawName.LastIndexOf('.'); @@ -90,7 +88,7 @@ namespace StardewModdingAPI.Framework.Content } /// <inheritdoc /> - public bool IsEquivalentTo(string assetName, bool useBaseName = false) + public bool IsEquivalentTo(string? assetName, bool useBaseName = false) { // empty asset key is never equivalent if (string.IsNullOrWhiteSpace(assetName)) @@ -103,7 +101,7 @@ namespace StardewModdingAPI.Framework.Content } /// <inheritdoc /> - public bool IsEquivalentTo(IAssetName assetName, bool useBaseName = false) + public bool IsEquivalentTo(IAssetName? assetName, bool useBaseName = false) { if (useBaseName) return this.BaseName.Equals(assetName?.BaseName, StringComparison.OrdinalIgnoreCase); @@ -115,7 +113,7 @@ namespace StardewModdingAPI.Framework.Content } /// <inheritdoc /> - public bool StartsWith(string prefix, bool allowPartialWord = true, bool allowSubfolder = true) + public bool StartsWith(string? prefix, bool allowPartialWord = true, bool allowSubfolder = true) { // asset keys never start with null if (prefix is null) @@ -157,8 +155,11 @@ namespace StardewModdingAPI.Framework.Content /// <inheritdoc /> - public bool IsDirectlyUnderPath(string assetFolder) + public bool IsDirectlyUnderPath(string? assetFolder) { + if (assetFolder is null) + return false; + return this.StartsWith(assetFolder + "/", allowPartialWord: false, allowSubfolder: false); } @@ -171,7 +172,7 @@ namespace StardewModdingAPI.Framework.Content } /// <inheritdoc /> - public bool Equals(IAssetName other) + public bool Equals(IAssetName? other) { return other switch { diff --git a/src/SMAPI/Framework/Content/ContentCache.cs b/src/SMAPI/Framework/Content/ContentCache.cs index 4e620d28..d8862eb3 100644 --- a/src/SMAPI/Framework/Content/ContentCache.cs +++ b/src/SMAPI/Framework/Content/ContentCache.cs @@ -1,7 +1,6 @@ -#nullable disable - using System; using System.Collections.Generic; +using System.Diagnostics.CodeAnalysis; using System.Diagnostics.Contracts; using System.Linq; using StardewModdingAPI.Framework.Reflection; @@ -46,7 +45,8 @@ namespace StardewModdingAPI.Framework.Content /// <param name="reflection">Simplifies access to private game code.</param> public ContentCache(LocalizedContentManager contentManager, Reflector reflection) { - this.Cache = reflection.GetField<Dictionary<string, object>>(contentManager, "loadedAssets").GetValue(); + this.Cache = reflection.GetField<Dictionary<string, object>>(contentManager, "loadedAssets").GetValue() + ?? throw new InvalidOperationException("Can't initialize content cache: required field 'loadedAssets' is missing."); } /**** @@ -66,7 +66,8 @@ namespace StardewModdingAPI.Framework.Content /// <summary>Normalize path separators in an asset name.</summary> /// <param name="path">The file path to normalize.</param> [Pure] - public string NormalizePathSeparators(string path) + [return: NotNullIfNotNull("path")] + public string? NormalizePathSeparators(string? path) { return PathUtilities.NormalizeAssetName(path); } @@ -93,7 +94,7 @@ namespace StardewModdingAPI.Framework.Content public bool Remove(string key, bool dispose) { // get entry - if (!this.Cache.TryGetValue(key, out object value)) + if (!this.Cache.TryGetValue(key, out object? value)) return false; // dispose & remove entry diff --git a/src/SMAPI/Framework/ContentManagers/BaseContentManager.cs b/src/SMAPI/Framework/ContentManagers/BaseContentManager.cs index f1ccab48..5ae5313d 100644 --- a/src/SMAPI/Framework/ContentManagers/BaseContentManager.cs +++ b/src/SMAPI/Framework/ContentManagers/BaseContentManager.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; @@ -99,11 +97,13 @@ namespace StardewModdingAPI.Framework.ContentManagers this.AggressiveMemoryOptimizations = aggressiveMemoryOptimizations; // get asset data - this.BaseDisposableReferences = reflection.GetField<List<IDisposable>>(this, "disposableAssets").GetValue(); + this.BaseDisposableReferences = reflection.GetField<List<IDisposable>>(this, "disposableAssets").GetValue() + ?? throw new InvalidOperationException("Can't initialize content manager: the required 'disposableAssets' field wasn't found."); } /// <inheritdoc /> public virtual bool DoesAssetExist<T>(IAssetName assetName) + where T : notnull { return this.Cache.ContainsKey(assetName.Name); } @@ -131,6 +131,7 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <inheritdoc /> public T LoadLocalized<T>(IAssetName assetName, LanguageCode language, bool useCache) + where T : notnull { // ignore locale in English (or if disabled) if (!this.TryLocalizeKeys || language == LocalizedContentManager.LanguageCode.en) @@ -172,11 +173,12 @@ namespace StardewModdingAPI.Framework.ContentManagers } /// <inheritdoc /> - public abstract T LoadExact<T>(IAssetName assetName, bool useCache); + public abstract T LoadExact<T>(IAssetName assetName, bool useCache) + where T : notnull; /// <inheritdoc /> [SuppressMessage("ReSharper", "ParameterOnlyUsedForPreconditionCheck.Local", Justification = "Parameter is only used for assertion checks by design.")] - public string AssertAndNormalizeAssetName(string assetName) + public string AssertAndNormalizeAssetName(string? assetName) { // NOTE: the game checks for ContentLoadException to handle invalid keys, so avoid // throwing other types like ArgumentException here. @@ -253,7 +255,7 @@ namespace StardewModdingAPI.Framework.ContentManagers // dispose uncached assets foreach (WeakReference<IDisposable> reference in this.Disposables) { - if (reference.TryGetTarget(out IDisposable disposable)) + if (reference.TryGetTarget(out IDisposable? disposable)) { try { @@ -285,7 +287,8 @@ namespace StardewModdingAPI.Framework.ContentManagers *********/ /// <summary>Apply initial normalization to a raw asset name before it's parsed.</summary> /// <param name="assetName">The asset name to normalize.</param> - private string PrenormalizeRawAssetName(string assetName) + [return: NotNullIfNotNull("assetName")] + private string? PrenormalizeRawAssetName(string? assetName) { // trim assetName = assetName?.Trim(); @@ -301,7 +304,8 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <summary>Normalize path separators in a file path. For asset keys, see <see cref="AssertAndNormalizeAssetName"/> instead.</summary> /// <param name="path">The file path to normalize.</param> [Pure] - protected string NormalizePathSeparators(string path) + [return: NotNullIfNotNull("path")] + protected string? NormalizePathSeparators(string? path) { return this.Cache.NormalizePathSeparators(path); } @@ -323,6 +327,7 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <param name="value">The asset value.</param> /// <param name="useCache">Whether to save the asset to the asset cache.</param> protected virtual void TrackAsset<T>(IAssetName assetName, T value, bool useCache) + where T : notnull { // track asset key if (value is Texture2D texture) diff --git a/src/SMAPI/Framework/ContentManagers/ModContentManager.cs b/src/SMAPI/Framework/ContentManagers/ModContentManager.cs index 8051c296..f0f4bce9 100644 --- a/src/SMAPI/Framework/ContentManagers/ModContentManager.cs +++ b/src/SMAPI/Framework/ContentManagers/ModContentManager.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Globalization; using System.IO; @@ -92,7 +90,7 @@ namespace StardewModdingAPI.Framework.ContentManagers // resolve managed asset key { - if (this.Coordinator.TryParseManagedAssetKey(assetName.Name, out string contentManagerID, out IAssetName relativePath)) + if (this.Coordinator.TryParseManagedAssetKey(assetName.Name, out string? contentManagerID, out IAssetName? relativePath)) { if (contentManagerID != this.Name) throw this.GetLoadError(assetName, "can't load a different mod's managed asset key through this mod content manager."); @@ -173,7 +171,7 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <param name="file">The file to load.</param> private T LoadDataFile<T>(IAssetName assetName, FileInfo file) { - if (!this.JsonHelper.ReadJsonFileIfExists(file.FullName, out T asset)) + if (!this.JsonHelper.ReadJsonFileIfExists(file.FullName, out T? asset)) throw this.GetLoadError(assetName, "the JSON file is invalid."); // should never happen since we check for file existence before calling this method return asset; @@ -249,7 +247,7 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <param name="assetName">The asset name that failed to load.</param> /// <param name="reasonPhrase">The reason the file couldn't be loaded.</param> /// <param name="exception">The underlying exception, if applicable.</param> - private SContentLoadException GetLoadError(IAssetName assetName, string reasonPhrase, Exception exception = null) + private SContentLoadException GetLoadError(IAssetName assetName, string reasonPhrase, Exception? exception = null) { return new($"Failed loading asset '{assetName}' from {this.Name}: {reasonPhrase}", exception); } @@ -338,13 +336,16 @@ namespace StardewModdingAPI.Framework.ContentManagers // load best match try { - if (!this.TryGetTilesheetAssetName(relativeMapFolder, imageSource, out IAssetName assetName, out string error)) + if (!this.TryGetTilesheetAssetName(relativeMapFolder, imageSource, out IAssetName? assetName, out string? error)) throw new SContentLoadException($"{errorPrefix} {error}"); - if (!assetName.IsEquivalentTo(tilesheet.ImageSource)) - this.Monitor.VerboseLog($" Mapped tilesheet '{tilesheet.ImageSource}' to '{assetName}'."); + if (assetName is not null) + { + if (!assetName.IsEquivalentTo(tilesheet.ImageSource)) + this.Monitor.VerboseLog($" Mapped tilesheet '{tilesheet.ImageSource}' to '{assetName}'."); - tilesheet.ImageSource = assetName.Name; + tilesheet.ImageSource = assetName.Name; + } } catch (Exception ex) when (ex is not SContentLoadException) { @@ -360,7 +361,7 @@ namespace StardewModdingAPI.Framework.ContentManagers /// <param name="error">A message indicating why the file couldn't be loaded.</param> /// <returns>Returns whether the asset name was found.</returns> /// <remarks>See remarks on <see cref="FixTilesheetPaths"/>.</remarks> - private bool TryGetTilesheetAssetName(string modRelativeMapFolder, string relativePath, out IAssetName assetName, out string error) + private bool TryGetTilesheetAssetName(string modRelativeMapFolder, string relativePath, out IAssetName? assetName, out string? error) { assetName = null; error = null; diff --git a/src/SMAPI/Framework/DeprecationManager.cs b/src/SMAPI/Framework/DeprecationManager.cs index fe1b623f..44b0ba2f 100644 --- a/src/SMAPI/Framework/DeprecationManager.cs +++ b/src/SMAPI/Framework/DeprecationManager.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -38,14 +36,14 @@ namespace StardewModdingAPI.Framework } /// <summary>Get the source name for a mod from its unique ID.</summary> - public string GetSourceNameFromStack() + public string? GetSourceNameFromStack() { return this.ModRegistry.GetFromStack()?.DisplayName; } /// <summary>Get the source name for a mod from its unique ID.</summary> /// <param name="modId">The mod's unique ID.</param> - public string GetSourceName(string modId) + public string? GetSourceName(string modId) { return this.ModRegistry.Get(modId)?.DisplayName; } @@ -55,10 +53,12 @@ namespace StardewModdingAPI.Framework /// <param name="nounPhrase">A noun phrase describing what is deprecated.</param> /// <param name="version">The SMAPI version which deprecated it.</param> /// <param name="severity">How deprecated the code is.</param> - public void Warn(string source, string nounPhrase, string version, DeprecationLevel severity) + public void Warn(string? source, string nounPhrase, string version, DeprecationLevel severity) { + source ??= this.GetSourceNameFromStack() ?? "<unknown>"; + // ignore if already warned - if (!this.MarkWarned(source ?? this.GetSourceNameFromStack() ?? "<unknown>", nounPhrase, version)) + if (!this.MarkWarned(source, nounPhrase, version)) return; // queue warning @@ -99,17 +99,12 @@ namespace StardewModdingAPI.Framework } // log message - if (warning.ModName != null) - this.Monitor.Log(message, level); + if (level == LogLevel.Trace) + this.Monitor.Log($"{message}\n{warning.StackTrace}", level); else { - if (level == LogLevel.Trace) - this.Monitor.Log($"{message}\n{warning.StackTrace}", level); - else - { - this.Monitor.Log(message, level); - this.Monitor.Log(warning.StackTrace, LogLevel.Debug); - } + this.Monitor.Log(message, level); + this.Monitor.Log(warning.StackTrace, LogLevel.Debug); } } diff --git a/src/SMAPI/Framework/Input/GamePadStateBuilder.cs b/src/SMAPI/Framework/Input/GamePadStateBuilder.cs index 21168b7a..4ac3332c 100644 --- a/src/SMAPI/Framework/Input/GamePadStateBuilder.cs +++ b/src/SMAPI/Framework/Input/GamePadStateBuilder.cs @@ -1,6 +1,5 @@ -#nullable disable - using System.Collections.Generic; +using System.Diagnostics.CodeAnalysis; using System.Linq; using Microsoft.Xna.Framework; using Microsoft.Xna.Framework.Input; @@ -23,7 +22,7 @@ namespace StardewModdingAPI.Framework.Input private GamePadState? State; /// <summary>The current button states.</summary> - private readonly IDictionary<SButton, ButtonState> ButtonStates; + private readonly IDictionary<SButton, ButtonState>? ButtonStates; /// <summary>The left trigger value.</summary> private float LeftTrigger; @@ -42,6 +41,7 @@ namespace StardewModdingAPI.Framework.Input ** Accessors *********/ /// <summary>Whether the gamepad is currently connected.</summary> + [MemberNotNullWhen(true, nameof(GamePadStateBuilder.ButtonStates))] public bool IsConnected { get; } @@ -213,6 +213,9 @@ namespace StardewModdingAPI.Framework.Input /// <summary>Get the pressed gamepad buttons.</summary> private IEnumerable<Buttons> GetPressedGamePadButtons() { + if (!this.IsConnected) + yield break; + foreach (var pair in this.ButtonStates) { if (pair.Value == ButtonState.Pressed && pair.Key.TryGetController(out Buttons button)) diff --git a/src/SMAPI/Framework/Input/SInputState.cs b/src/SMAPI/Framework/Input/SInputState.cs index 37b3c8ef..fef83af7 100644 --- a/src/SMAPI/Framework/Input/SInputState.cs +++ b/src/SMAPI/Framework/Input/SInputState.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -17,7 +15,7 @@ namespace StardewModdingAPI.Framework.Input ** Accessors *********/ /// <summary>The cursor position on the screen adjusted for the zoom level.</summary> - private CursorPosition CursorPositionImpl; + private CursorPosition CursorPositionImpl = new(Vector2.Zero, Vector2.Zero, Vector2.Zero, Vector2.Zero); /// <summary>The player's last known tile position.</summary> private Vector2? LastPlayerTile; @@ -106,7 +104,7 @@ namespace StardewModdingAPI.Framework.Input this.KeyboardState = keyboard.GetState(); this.MouseState = mouse.GetState(); this.ButtonStates = activeButtons; - if (cursorAbsolutePos != this.CursorPositionImpl?.AbsolutePixels || playerTilePos != this.LastPlayerTile) + if (cursorAbsolutePos != this.CursorPositionImpl.AbsolutePixels || playerTilePos != this.LastPlayerTile) { this.LastPlayerTile = playerTilePos; this.CursorPositionImpl = this.GetCursorPosition(this.MouseState, cursorAbsolutePos, zoomMultiplier); diff --git a/src/SMAPI/Framework/InternalExtensions.cs b/src/SMAPI/Framework/InternalExtensions.cs index a1d87487..fd8cc86f 100644 --- a/src/SMAPI/Framework/InternalExtensions.cs +++ b/src/SMAPI/Framework/InternalExtensions.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -43,6 +41,9 @@ namespace StardewModdingAPI.Framework /// <param name="level">The log severity level.</param> public static void LogAsMod(this IModMetadata metadata, string message, LogLevel level = LogLevel.Trace) { + if (metadata.Monitor is null) + throw new InvalidOperationException($"Can't log as mod {metadata.DisplayName}: mod is broken or a content pack. Logged message:\n[{level}] {message}"); + metadata.Monitor.Log(message, level); } @@ -52,7 +53,7 @@ namespace StardewModdingAPI.Framework /// <param name="level">The log severity level.</param> public static void LogAsModOnce(this IModMetadata metadata, string message, LogLevel level = LogLevel.Trace) { - metadata.Monitor.LogOnce(message, level); + metadata.Monitor?.LogOnce(message, level); } /**** @@ -159,7 +160,7 @@ namespace StardewModdingAPI.Framework /// <param name="reflection">The reflection helper with which to access private fields.</param> public static bool IsOpen(this SpriteBatch spriteBatch, Reflector reflection) { - return reflection.GetField<bool>(spriteBatch, "_beginCalled").GetValue(); + return reflection.GetField<bool>(spriteBatch, "_beginCalled")!.GetValue(); } } } diff --git a/src/SMAPI/Framework/Logging/InterceptingTextWriter.cs b/src/SMAPI/Framework/Logging/InterceptingTextWriter.cs index a0957b90..9ecc1626 100644 --- a/src/SMAPI/Framework/Logging/InterceptingTextWriter.cs +++ b/src/SMAPI/Framework/Logging/InterceptingTextWriter.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.IO; using System.Text; @@ -10,6 +8,13 @@ namespace StardewModdingAPI.Framework.Logging internal class InterceptingTextWriter : TextWriter { /********* + ** Fields + *********/ + /// <summary>The event raised when a message is written to the console directly.</summary> + private readonly Action<string> OnMessageIntercepted; + + + /********* ** Accessors *********/ /// <summary>Prefixing a message with this character indicates that the console interceptor should write the string without intercepting it. (The character itself is not written.)</summary> @@ -21,9 +26,6 @@ namespace StardewModdingAPI.Framework.Logging /// <inheritdoc /> public override Encoding Encoding => this.Out.Encoding; - /// <summary>The event raised when a message is written to the console directly.</summary> - public event Action<string> OnMessageIntercepted; - /// <summary>Whether the text writer should ignore the next input if it's a newline.</summary> /// <remarks>This is used when log output is suppressed from the console, since <c>Console.WriteLine</c> writes the trailing newline as a separate call.</remarks> public bool IgnoreNextIfNewline { get; set; } @@ -34,9 +36,11 @@ namespace StardewModdingAPI.Framework.Logging *********/ /// <summary>Construct an instance.</summary> /// <param name="output">The underlying output writer.</param> - public InterceptingTextWriter(TextWriter output) + /// <param name="onMessageIntercepted">The event raised when a message is written to the console directly.</param> + public InterceptingTextWriter(TextWriter output, Action<string> onMessageIntercepted) { this.Out = output; + this.OnMessageIntercepted = onMessageIntercepted; } /// <inheritdoc /> @@ -65,7 +69,7 @@ namespace StardewModdingAPI.Framework.Logging this.Out.Write(buffer, index, count); } else - this.OnMessageIntercepted?.Invoke(new string(buffer, index, count)); + this.OnMessageIntercepted(new string(buffer, index, count)); } /// <inheritdoc /> @@ -74,12 +78,6 @@ namespace StardewModdingAPI.Framework.Logging this.Out.Write(ch); } - /// <inheritdoc /> - protected override void Dispose(bool disposing) - { - this.OnMessageIntercepted = null; - } - /********* ** Private methods diff --git a/src/SMAPI/Framework/Logging/LogManager.cs b/src/SMAPI/Framework/Logging/LogManager.cs index dab7f554..a5989673 100644 --- a/src/SMAPI/Framework/Logging/LogManager.cs +++ b/src/SMAPI/Framework/Logging/LogManager.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; @@ -95,6 +93,11 @@ namespace StardewModdingAPI.Framework.Logging /// <param name="getScreenIdForLog">Get the screen ID that should be logged to distinguish between players in split-screen mode, if any.</param> public LogManager(string logPath, ColorSchemeConfig colorConfig, bool writeToConsole, bool isVerbose, bool isDeveloperMode, Func<int?> getScreenIdForLog) { + // init fields + this.LogFile = new LogFileManager(logPath); + this.Monitor = this.GetMonitor("SMAPI"); + this.MonitorForGame = this.GetMonitor("game"); + // init construction logic this.GetMonitorImpl = name => new Monitor(name, LogManager.IgnoreChar, this.LogFile, colorConfig, isVerbose, getScreenIdForLog) { @@ -103,15 +106,13 @@ namespace StardewModdingAPI.Framework.Logging ShowFullStampInConsole = isDeveloperMode }; - // init fields - this.LogFile = new LogFileManager(logPath); - this.Monitor = this.GetMonitor("SMAPI"); - this.MonitorForGame = this.GetMonitor("game"); - // redirect direct console output - this.ConsoleInterceptor = new InterceptingTextWriter(Console.Out); - if (writeToConsole) - this.ConsoleInterceptor.OnMessageIntercepted += message => this.HandleConsoleMessage(this.MonitorForGame, message); + this.ConsoleInterceptor = new InterceptingTextWriter( + output: Console.Out, + onMessageIntercepted: writeToConsole + ? message => this.HandleConsoleMessage(this.MonitorForGame, message) + : _ => { } + ); Console.SetOut(this.ConsoleInterceptor); // enable Unicode handling on Windows @@ -156,7 +157,7 @@ namespace StardewModdingAPI.Framework.Logging while (true) { // get input - string input = Console.ReadLine(); + string? input = Console.ReadLine(); if (string.IsNullOrWhiteSpace(input)) continue; @@ -222,7 +223,7 @@ namespace StardewModdingAPI.Framework.Logging if (File.Exists(Constants.UpdateMarker)) { string[] rawUpdateFound = File.ReadAllText(Constants.UpdateMarker).Split(new[] { '|' }, 2); - if (SemanticVersion.TryParse(rawUpdateFound[0], out ISemanticVersion updateFound)) + if (SemanticVersion.TryParse(rawUpdateFound[0], out ISemanticVersion? updateFound)) { if (Constants.ApiVersion.IsPrerelease() && updateFound.IsNewerThan(Constants.ApiVersion)) { @@ -264,7 +265,7 @@ namespace StardewModdingAPI.Framework.Logging /// <summary>Log the initial header with general SMAPI and system details.</summary> /// <param name="modsPath">The path from which mods will be loaded.</param> /// <param name="customSettings">The custom SMAPI settings.</param> - public void LogIntro(string modsPath, IDictionary<string, object> customSettings) + public void LogIntro(string modsPath, IDictionary<string, object?> customSettings) { // log platform this.Monitor.Log($"SMAPI {Constants.ApiVersion} with Stardew Valley {Constants.GameVersion} (build {Constants.GetBuildVersionLabel()}) on {EnvironmentUtility.GetFriendlyPlatformName(Constants.Platform)}", LogLevel.Info); @@ -326,7 +327,7 @@ namespace StardewModdingAPI.Framework.Logging // log loaded content packs if (loadedContentPacks.Any()) { - string GetModDisplayName(string id) => loadedMods.FirstOrDefault(p => p.HasID(id))?.DisplayName; + string? GetModDisplayName(string id) => loadedMods.FirstOrDefault(p => p.HasID(id))?.DisplayName; this.Monitor.Log($"Loaded {loadedContentPacks.Length} content packs:", LogLevel.Info); foreach (IModMetadata metadata in loadedContentPacks.OrderBy(p => p.DisplayName)) @@ -335,7 +336,7 @@ namespace StardewModdingAPI.Framework.Logging this.Monitor.Log( $" {metadata.DisplayName} {manifest.Version}" + (!string.IsNullOrWhiteSpace(manifest.Author) ? $" by {manifest.Author}" : "") - + $" | for {GetModDisplayName(metadata.Manifest.ContentPackFor.UniqueID)}" + + $" | for {GetModDisplayName(metadata.Manifest.ContentPackFor!.UniqueID)}" + (!string.IsNullOrWhiteSpace(manifest.Description) ? $" | {manifest.Description}" : ""), LogLevel.Info ); @@ -398,6 +399,7 @@ namespace StardewModdingAPI.Framework.Logging /// <param name="mods">The loaded mods.</param> /// <param name="skippedMods">The mods which could not be loaded.</param> /// <param name="logParanoidWarnings">Whether to log issues for mods which directly use potentially sensitive .NET APIs like file or shell access.</param> + [SuppressMessage("ReSharper", "ConstantConditionalAccessQualifier", Justification = "Manifests aren't guaranteed non-null at this point in the loading process.")] private void LogModWarnings(IEnumerable<IModMetadata> mods, IModMetadata[] skippedMods, bool logParanoidWarnings) { // get mods with warnings @@ -431,7 +433,7 @@ namespace StardewModdingAPI.Framework.Logging // duplicate mod: log first one only, don't show redundant version if (mod.FailReason == ModFailReason.Duplicate && mod.HasManifest()) { - if (loggedDuplicateIds.Add(mod.Manifest.UniqueID)) + if (loggedDuplicateIds.Add(mod.Manifest!.UniqueID)) continue; // already logged message = $" - {mod.DisplayName} because {mod.Error}"; @@ -610,7 +612,7 @@ namespace StardewModdingAPI.Framework.Logging /// <param name="heading">A brief heading label for the group.</param> /// <param name="blurb">A detailed explanation of the warning, split into lines.</param> /// <param name="modLabel">Formats the mod label, or <c>null</c> to use the <see cref="IModMetadata.DisplayName"/>.</param> - private void LogModWarningGroup(IModMetadata[] mods, Func<IModMetadata, bool> match, LogLevel level, string heading, string[] blurb, Func<IModMetadata, string> modLabel = null) + private void LogModWarningGroup(IModMetadata[] mods, Func<IModMetadata, bool> match, LogLevel level, string heading, string[] blurb, Func<IModMetadata, string>? modLabel = null) { // get matching mods string[] modLabels = mods diff --git a/src/SMAPI/Framework/ModHelpers/CommandHelper.cs b/src/SMAPI/Framework/ModHelpers/CommandHelper.cs index c2b5092e..7d25979c 100644 --- a/src/SMAPI/Framework/ModHelpers/CommandHelper.cs +++ b/src/SMAPI/Framework/ModHelpers/CommandHelper.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; namespace StardewModdingAPI.Framework.ModHelpers @@ -24,7 +22,7 @@ namespace StardewModdingAPI.Framework.ModHelpers /// <param name="mod">The mod using this instance.</param> /// <param name="commandManager">Manages console commands.</param> public CommandHelper(IModMetadata mod, CommandManager commandManager) - : base(mod?.Manifest?.UniqueID ?? "SMAPI") + : base(mod.Manifest.UniqueID) { this.Mod = mod; this.CommandManager = commandManager; diff --git a/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs b/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs index 070ee803..72b547b1 100644 --- a/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs +++ b/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.IO; @@ -96,7 +94,12 @@ namespace StardewModdingAPI.Framework.ModLoading // get referenced local assemblies AssemblyParseResult[] assemblies; { - HashSet<string> visitedAssemblyNames = new HashSet<string>(AppDomain.CurrentDomain.GetAssemblies().Select(p => p.GetName().Name)); // don't try loading assemblies that are already loaded + HashSet<string> visitedAssemblyNames = new HashSet<string>( // don't try loading assemblies that are already loaded + from assembly in AppDomain.CurrentDomain.GetAssemblies() + let name = assembly.GetName().Name + where name != null + select name + ); assemblies = this.GetReferencedLocalAssemblies(new FileInfo(assemblyPath), visitedAssemblyNames, this.AssemblyDefinitionResolver).ToArray(); } @@ -113,11 +116,11 @@ namespace StardewModdingAPI.Framework.ModLoading // rewrite & load assemblies in leaf-to-root order bool oneAssembly = assemblies.Length == 1; - Assembly lastAssembly = null; + Assembly? lastAssembly = null; HashSet<string> loggedMessages = new HashSet<string>(); foreach (AssemblyParseResult assembly in assemblies) { - if (assembly.Status == AssemblyLoadStatus.AlreadyLoaded) + if (!assembly.HasDefinition) continue; // rewrite assembly @@ -165,7 +168,7 @@ namespace StardewModdingAPI.Framework.ModLoading throw new IncompatibleInstructionException(); // last assembly loaded is the root - return lastAssembly; + return lastAssembly!; } /// <summary>Get whether an assembly is loaded.</summary> @@ -174,7 +177,8 @@ namespace StardewModdingAPI.Framework.ModLoading { try { - return this.AssemblyDefinitionResolver.Resolve(reference) != null; + _ = this.AssemblyDefinitionResolver.Resolve(reference); + return true; } catch (AssemblyResolutionException) { @@ -190,7 +194,7 @@ namespace StardewModdingAPI.Framework.ModLoading /// assemblies (especially with Mono). Since this is meant to be called on <see cref="AppDomain.AssemblyResolve"/>, /// the implicit assumption is that loading the exact assembly failed. /// </remarks> - public static Assembly ResolveAssembly(string name) + public static Assembly? ResolveAssembly(string name) { string shortName = name.Split(new[] { ',' }, 2).First(); // get simple name (without version and culture) return AppDomain.CurrentDomain @@ -212,7 +216,8 @@ namespace StardewModdingAPI.Framework.ModLoading /// <summary>Track an object for disposal as part of the assembly loader.</summary> /// <typeparam name="T">The instance type.</typeparam> /// <param name="instance">The disposable instance.</param> - private T TrackForDisposal<T>(T instance) where T : IDisposable + private T TrackForDisposal<T>(T instance) + where T : IDisposable { this.Disposables.Add(instance); return instance; @@ -321,9 +326,9 @@ namespace StardewModdingAPI.Framework.ModLoading // rewrite types using custom attributes foreach (TypeDefinition type in module.GetTypes()) { - foreach (var attr in type.CustomAttributes) + foreach (CustomAttribute attr in type.CustomAttributes) { - foreach (var conField in attr.ConstructorArguments) + foreach (CustomAttributeArgument conField in attr.ConstructorArguments) { if (conField.Value is TypeReference typeRef) this.ChangeTypeScope(typeRef); @@ -382,7 +387,7 @@ namespace StardewModdingAPI.Framework.ModLoading { // get message template // ($phrase is replaced with the noun phrase or messages) - string template = null; + string? template = null; switch (result) { case InstructionHandleResult.Rewritten: @@ -441,20 +446,20 @@ namespace StardewModdingAPI.Framework.ModLoading // format messages string phrase = handler.Phrases.Any() ? string.Join(", ", handler.Phrases) - : handler.DefaultPhrase ?? handler.GetType().Name; + : handler.DefaultPhrase; this.Monitor.LogOnce(loggedMessages, template.Replace("$phrase", phrase)); } /// <summary>Get the correct reference to use for compatibility with the current platform.</summary> /// <param name="type">The type reference to rewrite.</param> - private void ChangeTypeScope(TypeReference type) + private void ChangeTypeScope(TypeReference? type) { // check skip conditions if (type == null || type.FullName.StartsWith("System.")) return; // get assembly - if (!this.TypeAssemblies.TryGetValue(type.FullName, out Assembly assembly)) + if (!this.TypeAssemblies.TryGetValue(type.FullName, out Assembly? assembly)) return; // replace scope diff --git a/src/SMAPI/Framework/ModLoading/AssemblyParseResult.cs b/src/SMAPI/Framework/ModLoading/AssemblyParseResult.cs index 56bd5a8b..b133f8d6 100644 --- a/src/SMAPI/Framework/ModLoading/AssemblyParseResult.cs +++ b/src/SMAPI/Framework/ModLoading/AssemblyParseResult.cs @@ -1,5 +1,5 @@ -#nullable disable - +using System; +using System.Diagnostics.CodeAnalysis; using System.IO; using Mono.Cecil; @@ -15,11 +15,15 @@ namespace StardewModdingAPI.Framework.ModLoading public readonly FileInfo File; /// <summary>The assembly definition.</summary> - public readonly AssemblyDefinition Definition; + public readonly AssemblyDefinition? Definition; /// <summary>The result of the assembly load.</summary> public AssemblyLoadStatus Status; + /// <summary>Whether the <see cref="Definition"/> is loaded and ready (i.e. the <see cref="Status"/> is not <see cref="AssemblyLoadStatus.AlreadyLoaded"/> or <see cref="AssemblyLoadStatus.Failed"/>).</summary> + [MemberNotNullWhen(true, nameof(AssemblyParseResult.Definition))] + public bool HasDefinition => this.Status == AssemblyLoadStatus.Okay; + /********* ** Public methods @@ -28,11 +32,14 @@ namespace StardewModdingAPI.Framework.ModLoading /// <param name="file">The original assembly file.</param> /// <param name="assembly">The assembly definition.</param> /// <param name="status">The result of the assembly load.</param> - public AssemblyParseResult(FileInfo file, AssemblyDefinition assembly, AssemblyLoadStatus status) + public AssemblyParseResult(FileInfo file, AssemblyDefinition? assembly, AssemblyLoadStatus status) { this.File = file; this.Definition = assembly; this.Status = status; + + if (status == AssemblyLoadStatus.Okay && assembly == null) + throw new InvalidOperationException($"Invalid assembly parse result: load status {status} with a null assembly."); } } } diff --git a/src/SMAPI/Framework/ModLoading/ModResolver.cs b/src/SMAPI/Framework/ModLoading/ModResolver.cs index 4fdeefbc..afb388d0 100644 --- a/src/SMAPI/Framework/ModLoading/ModResolver.cs +++ b/src/SMAPI/Framework/ModLoading/ModResolver.cs @@ -1,7 +1,6 @@ -#nullable disable - using System; using System.Collections.Generic; +using System.Diagnostics.CodeAnalysis; using System.IO; using System.Linq; using StardewModdingAPI.Toolkit; @@ -28,10 +27,10 @@ namespace StardewModdingAPI.Framework.ModLoading { foreach (ModFolder folder in toolkit.GetModFolders(rootPath)) { - Manifest manifest = folder.Manifest; + Manifest? manifest = folder.Manifest; // parse internal data record (if any) - ModDataRecordVersionedFields dataRecord = modDatabase.Get(manifest?.UniqueID)?.GetVersionedFields(manifest); + ModDataRecordVersionedFields? dataRecord = modDatabase.Get(manifest?.UniqueID)?.GetVersionedFields(manifest); // apply defaults if (manifest != null && dataRecord?.UpdateKey is not null) @@ -43,7 +42,7 @@ namespace StardewModdingAPI.Framework.ModLoading ? ModMetadataStatus.Found : ModMetadataStatus.Failed; - var metadata = new ModMetadata(folder.DisplayName, folder.Directory.FullName, rootPath, manifest, dataRecord, isIgnored: shouldIgnore); + IModMetadata metadata = new ModMetadata(folder.DisplayName, folder.Directory.FullName, rootPath, manifest, dataRecord, isIgnored: shouldIgnore); if (shouldIgnore) metadata.SetStatus(status, ModFailReason.DisabledByDotConvention, "disabled by dot convention"); else @@ -57,7 +56,9 @@ namespace StardewModdingAPI.Framework.ModLoading /// <param name="mods">The mod manifests to validate.</param> /// <param name="apiVersion">The current SMAPI version.</param> /// <param name="getUpdateUrl">Get an update URL for an update key (if valid).</param> - public void ValidateManifests(IEnumerable<IModMetadata> mods, ISemanticVersion apiVersion, Func<string, string> getUpdateUrl) + [SuppressMessage("ReSharper", "ConstantConditionalAccessQualifier", Justification = "Manifest values may be null before they're validated.")] + [SuppressMessage("ReSharper", "ConditionIsAlwaysTrueOrFalse", Justification = "Manifest values may be null before they're validated.")] + public void ValidateManifests(IEnumerable<IModMetadata> mods, ISemanticVersion apiVersion, Func<string, string?> getUpdateUrl) { mods = mods.ToArray(); @@ -84,7 +85,7 @@ namespace StardewModdingAPI.Framework.ModLoading List<string> updateUrls = new List<string>(); foreach (UpdateKey key in mod.GetUpdateKeys(validOnly: true)) { - string url = getUpdateUrl(key.ToString()); + string? url = getUpdateUrl(key.ToString()); if (url != null) updateUrls.Add(url); } @@ -94,7 +95,7 @@ namespace StardewModdingAPI.Framework.ModLoading // build error string error = $"{reasonPhrase}. Please check for a "; - if (mod.DataRecord.StatusUpperVersion == null || mod.Manifest.Version.Equals(mod.DataRecord.StatusUpperVersion)) + if (mod.DataRecord.StatusUpperVersion == null || mod.Manifest.Version?.Equals(mod.DataRecord.StatusUpperVersion) == true) error += "newer version"; else error += $"version newer than {mod.DataRecord.StatusUpperVersion}"; @@ -133,21 +134,21 @@ namespace StardewModdingAPI.Framework.ModLoading if (hasDll) { // invalid filename format - if (mod.Manifest.EntryDll.Intersect(Path.GetInvalidFileNameChars()).Any()) + if (mod.Manifest.EntryDll!.Intersect(Path.GetInvalidFileNameChars()).Any()) { mod.SetStatus(ModMetadataStatus.Failed, ModFailReason.InvalidManifest, $"its manifest has invalid filename '{mod.Manifest.EntryDll}' for the EntryDLL field."); continue; } // invalid path - if (!File.Exists(Path.Combine(mod.DirectoryPath, mod.Manifest.EntryDll))) + if (!File.Exists(Path.Combine(mod.DirectoryPath, mod.Manifest.EntryDll!))) { mod.SetStatus(ModMetadataStatus.Failed, ModFailReason.InvalidManifest, $"its DLL '{mod.Manifest.EntryDll}' doesn't exist."); continue; } // invalid capitalization - string actualFilename = new DirectoryInfo(mod.DirectoryPath).GetFiles(mod.Manifest.EntryDll).FirstOrDefault()?.Name; + string? actualFilename = new DirectoryInfo(mod.DirectoryPath).GetFiles(mod.Manifest.EntryDll!).FirstOrDefault()?.Name; if (actualFilename != mod.Manifest.EntryDll) { mod.SetStatus(ModMetadataStatus.Failed, ModFailReason.InvalidManifest, $"its {nameof(IManifest.EntryDll)} value '{mod.Manifest.EntryDll}' doesn't match the actual file capitalization '{actualFilename}'. The capitalization must match for crossplatform compatibility."); @@ -159,7 +160,7 @@ namespace StardewModdingAPI.Framework.ModLoading else { // invalid content pack ID - if (string.IsNullOrWhiteSpace(mod.Manifest.ContentPackFor.UniqueID)) + if (string.IsNullOrWhiteSpace(mod.Manifest.ContentPackFor!.UniqueID)) { mod.SetStatus(ModMetadataStatus.Failed, ModFailReason.InvalidManifest, $"its manifest declares {nameof(IManifest.ContentPackFor)} without its required {nameof(IManifestContentPackFor.UniqueID)} field."); continue; @@ -190,7 +191,7 @@ namespace StardewModdingAPI.Framework.ModLoading mod.SetStatus(ModMetadataStatus.Failed, ModFailReason.InvalidManifest, "its manifest specifies an invalid ID (IDs must only contain letters, numbers, underscores, periods, or hyphens)."); // validate dependencies - foreach (var dependency in mod.Manifest.Dependencies) + foreach (IManifestDependency? dependency in mod.Manifest.Dependencies) { // null dependency if (dependency == null) @@ -328,8 +329,11 @@ namespace StardewModdingAPI.Framework.ModLoading string[] failedLabels = ( from entry in dependencies - where entry.Mod != null && entry.MinVersion != null && entry.MinVersion.IsNewerThan(entry.Mod.Manifest.Version) - select $"{entry.Mod.DisplayName} (needs {entry.MinVersion} or later)" + where + entry.Mod != null + && entry.MinVersion != null + && entry.MinVersion.IsNewerThan(entry.Mod.Manifest.Version) + select $"{entry.Mod!.DisplayName} (needs {entry.MinVersion} or later)" ) .ToArray(); if (failedLabels.Any()) @@ -345,16 +349,14 @@ namespace StardewModdingAPI.Framework.ModLoading states[mod] = ModDependencyStatus.Checking; // recursively sort dependencies - foreach (var dependency in dependencies) + foreach (ModDependency dependency in dependencies) { - IModMetadata requiredMod = dependency.Mod; - var subchain = new List<IModMetadata>(currentChain) { mod }; - - // ignore missing optional dependency - if (!dependency.IsRequired && requiredMod == null) - continue; + IModMetadata? requiredMod = dependency.Mod; + if (requiredMod == null) + continue; // missing dependencies are handled earlier // detect dependency loop + var subchain = new List<IModMetadata>(currentChain) { mod }; if (states[requiredMod] == ModDependencyStatus.Checking) { sortedMods.Push(mod); @@ -363,8 +365,8 @@ namespace StardewModdingAPI.Framework.ModLoading } // recursively process each dependency - var substatus = this.ProcessDependencies(mods, modDatabase, requiredMod, states, sortedMods, subchain); - switch (substatus) + var subStatus = this.ProcessDependencies(mods, modDatabase, requiredMod, states, sortedMods, subchain); + switch (subStatus) { // sorted successfully case ModDependencyStatus.Sorted: @@ -380,7 +382,7 @@ namespace StardewModdingAPI.Framework.ModLoading // unexpected status case ModDependencyStatus.Queued: case ModDependencyStatus.Checking: - throw new InvalidModStateException($"Something went wrong sorting dependencies: mod '{requiredMod.DisplayName}' unexpectedly stayed in the '{substatus}' status."); + throw new InvalidModStateException($"Something went wrong sorting dependencies: mod '{requiredMod.DisplayName}' unexpectedly stayed in the '{subStatus}' status."); // sanity check default: @@ -399,14 +401,11 @@ namespace StardewModdingAPI.Framework.ModLoading /// <param name="loadedMods">The loaded mods.</param> private IEnumerable<ModDependency> GetDependenciesFrom(IManifest manifest, IModMetadata[] loadedMods) { - IModMetadata FindMod(string id) => loadedMods.FirstOrDefault(m => m.HasID(id)); + IModMetadata? FindMod(string id) => loadedMods.FirstOrDefault(m => m.HasID(id)); // yield dependencies - if (manifest.Dependencies != null) - { - foreach (var entry in manifest.Dependencies) - yield return new ModDependency(entry.UniqueID, entry.MinimumVersion, FindMod(entry.UniqueID), entry.IsRequired); - } + foreach (IManifestDependency entry in manifest.Dependencies) + yield return new ModDependency(entry.UniqueID, entry.MinimumVersion, FindMod(entry.UniqueID), entry.IsRequired); // yield content pack parent if (manifest.ContentPackFor != null) @@ -415,10 +414,10 @@ namespace StardewModdingAPI.Framework.ModLoading /// <summary>Get a technical message indicating why a mod's compatibility status was overridden, if applicable.</summary> /// <param name="mod">The mod metadata.</param> - private string GetTechnicalReasonForStatusOverride(IModMetadata mod) + private string? GetTechnicalReasonForStatusOverride(IModMetadata mod) { // get compatibility list record - var data = mod.DataRecord; + ModDataRecordVersionedFields? data = mod.DataRecord; if (data == null) return null; @@ -432,14 +431,14 @@ namespace StardewModdingAPI.Framework.ModLoading }; // get reason - string[] reasons = new[] { mod.DataRecord.StatusReasonPhrase, mod.DataRecord.StatusReasonDetails } + string?[] reasons = new[] { data.StatusReasonPhrase, data.StatusReasonDetails } .Where(p => !string.IsNullOrWhiteSpace(p)) .ToArray(); // build message return $"marked {statusLabel} in SMAPI's internal compatibility list for " - + (mod.DataRecord.StatusUpperVersion != null ? $"versions up to {mod.DataRecord.StatusUpperVersion}" : "all versions") + + (data.StatusUpperVersion != null ? $"versions up to {data.StatusUpperVersion}" : "all versions") + ": " + (reasons.Any() ? string.Join(": ", reasons) : "no reason given") + "."; @@ -459,13 +458,13 @@ namespace StardewModdingAPI.Framework.ModLoading public string ID { get; } /// <summary>The minimum required version (if any).</summary> - public ISemanticVersion MinVersion { get; } + public ISemanticVersion? MinVersion { get; } /// <summary>Whether the mod shouldn't be loaded if the dependency isn't available.</summary> public bool IsRequired { get; } /// <summary>The loaded mod that fulfills the dependency (if available).</summary> - public IModMetadata Mod { get; } + public IModMetadata? Mod { get; } /********* @@ -476,7 +475,7 @@ namespace StardewModdingAPI.Framework.ModLoading /// <param name="minVersion">The minimum required version (if any).</param> /// <param name="mod">The loaded mod that fulfills the dependency (if available).</param> /// <param name="isRequired">Whether the mod shouldn't be loaded if the dependency isn't available.</param> - public ModDependency(string id, ISemanticVersion minVersion, IModMetadata mod, bool isRequired) + public ModDependency(string id, ISemanticVersion? minVersion, IModMetadata? mod, bool isRequired) { this.ID = id; this.MinVersion = minVersion; diff --git a/src/SMAPI/Framework/ModLoading/Rewriters/FieldReplaceRewriter.cs b/src/SMAPI/Framework/ModLoading/Rewriters/FieldReplaceRewriter.cs index 806fca62..d5f4cf4a 100644 --- a/src/SMAPI/Framework/ModLoading/Rewriters/FieldReplaceRewriter.cs +++ b/src/SMAPI/Framework/ModLoading/Rewriters/FieldReplaceRewriter.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Reflection; @@ -33,13 +31,19 @@ namespace StardewModdingAPI.Framework.ModLoading.Rewriters /// <param name="toFieldName">The new field name to reference.</param> public FieldReplaceRewriter AddField(Type fromType, string fromFieldName, Type toType, string toFieldName) { + // validate parameters + if (fromType == null) + throw new InvalidOperationException("Can't replace a field on a null source type."); + if (toType == null) + throw new InvalidOperationException("Can't replace a field on a null target type."); + // get full type name - string fromTypeName = fromType?.FullName; + string? fromTypeName = fromType.FullName; if (fromTypeName == null) throw new InvalidOperationException($"Can't replace field for invalid type reference {toType}."); // get target field - FieldInfo toField = toType.GetField(toFieldName); + FieldInfo? toField = toType.GetField(toFieldName); if (toField == null) throw new InvalidOperationException($"The {toType.FullName} class doesn't have a {toFieldName} field."); @@ -54,15 +58,15 @@ namespace StardewModdingAPI.Framework.ModLoading.Rewriters /// <inheritdoc /> public override bool Handle(ModuleDefinition module, ILProcessor cil, Instruction instruction) { - FieldReference fieldRef = RewriteHelper.AsFieldReference(instruction); - string declaringType = fieldRef?.DeclaringType?.FullName; + FieldReference? fieldRef = RewriteHelper.AsFieldReference(instruction); + string? declaringType = fieldRef?.DeclaringType?.FullName; // get mapped field - if (declaringType == null || !this.FieldMaps.TryGetValue(declaringType, out var fieldMap) || !fieldMap.TryGetValue(fieldRef.Name, out FieldInfo toField)) + if (declaringType == null || !this.FieldMaps.TryGetValue(declaringType, out var fieldMap) || !fieldMap.TryGetValue(fieldRef!.Name, out FieldInfo? toField)) return false; // replace with new field - this.Phrases.Add($"{fieldRef.DeclaringType.Name}.{fieldRef.Name} field"); + this.Phrases.Add($"{fieldRef.DeclaringType!.Name}.{fieldRef.Name} field"); instruction.Operand = module.ImportReference(toField); return this.MarkRewritten(); } diff --git a/src/SMAPI/Framework/Models/SConfig.cs b/src/SMAPI/Framework/Models/SConfig.cs index e74d73b5..d626ab4d 100644 --- a/src/SMAPI/Framework/Models/SConfig.cs +++ b/src/SMAPI/Framework/Models/SConfig.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -40,60 +38,96 @@ namespace StardewModdingAPI.Framework.Models ** Accessors ********/ /// <summary>Whether to enable development features.</summary> - public bool DeveloperMode { get; set; } + public bool DeveloperMode { get; private set; } /// <summary>Whether to check for newer versions of SMAPI and mods on startup.</summary> - public bool CheckForUpdates { get; set; } + public bool CheckForUpdates { get; } /// <summary>Whether to add a section to the 'mod issues' list for mods which which directly use potentially sensitive .NET APIs like file or shell access.</summary> - public bool ParanoidWarnings { get; set; } = (bool)SConfig.DefaultValues[nameof(SConfig.ParanoidWarnings)]; + public bool ParanoidWarnings { get; } /// <summary>Whether to show beta versions as valid updates.</summary> - public bool UseBetaChannel { get; set; } = (bool)SConfig.DefaultValues[nameof(SConfig.UseBetaChannel)]; + public bool UseBetaChannel { get; } /// <summary>SMAPI's GitHub project name, used to perform update checks.</summary> - public string GitHubProjectName { get; set; } + public string GitHubProjectName { get; } /// <summary>The base URL for SMAPI's web API, used to perform update checks.</summary> - public string WebApiBaseUrl { get; set; } + public string WebApiBaseUrl { get; } /// <summary>Whether SMAPI should log more information about the game context.</summary> - public bool VerboseLogging { get; set; } + public bool VerboseLogging { get; } /// <summary>Whether SMAPI should rewrite mods for compatibility.</summary> - public bool RewriteMods { get; set; } = (bool)SConfig.DefaultValues[nameof(SConfig.RewriteMods)]; + public bool RewriteMods { get; } /// <summary>Whether to enable more aggressive memory optimizations.</summary> - public bool AggressiveMemoryOptimizations { get; set; } = (bool)SConfig.DefaultValues[nameof(SConfig.AggressiveMemoryOptimizations)]; + public bool AggressiveMemoryOptimizations { get; } /// <summary>Whether SMAPI should log network traffic. Best combined with <see cref="VerboseLogging"/>, which includes network metadata.</summary> - public bool LogNetworkTraffic { get; set; } + public bool LogNetworkTraffic { get; } /// <summary>The colors to use for text written to the SMAPI console.</summary> - public ColorSchemeConfig ConsoleColors { get; set; } + public ColorSchemeConfig ConsoleColors { get; } /// <summary>The mod IDs SMAPI should ignore when performing update checks or validating update keys.</summary> - public string[] SuppressUpdateChecks { get; set; } + public string[] SuppressUpdateChecks { get; } /******** ** Public methods ********/ + /// <summary>Construct an instance.</summary> + /// <param name="developerMode">Whether to enable development features.</param> + /// <param name="checkForUpdates">Whether to check for newer versions of SMAPI and mods on startup.</param> + /// <param name="paranoidWarnings">Whether to add a section to the 'mod issues' list for mods which which directly use potentially sensitive .NET APIs like file or shell access.</param> + /// <param name="useBetaChannel">Whether to show beta versions as valid updates.</param> + /// <param name="gitHubProjectName">SMAPI's GitHub project name, used to perform update checks.</param> + /// <param name="webApiBaseUrl">The base URL for SMAPI's web API, used to perform update checks.</param> + /// <param name="verboseLogging">Whether SMAPI should log more information about the game context.</param> + /// <param name="rewriteMods">Whether SMAPI should rewrite mods for compatibility.</param> + /// <param name="aggressiveMemoryOptimizations">Whether to enable more aggressive memory optimizations.</param> + /// <param name="logNetworkTraffic">Whether SMAPI should log network traffic.</param> + /// <param name="consoleColors">The colors to use for text written to the SMAPI console.</param> + /// <param name="suppressUpdateChecks">The mod IDs SMAPI should ignore when performing update checks or validating update keys.</param> + public SConfig(bool developerMode, bool checkForUpdates, bool? paranoidWarnings, bool? useBetaChannel, string gitHubProjectName, string webApiBaseUrl, bool verboseLogging, bool? rewriteMods, bool? aggressiveMemoryOptimizations, bool logNetworkTraffic, ColorSchemeConfig consoleColors, string[]? suppressUpdateChecks) + { + this.DeveloperMode = developerMode; + this.CheckForUpdates = checkForUpdates; + this.ParanoidWarnings = paranoidWarnings ?? (bool)SConfig.DefaultValues[nameof(SConfig.ParanoidWarnings)]; + this.UseBetaChannel = useBetaChannel ?? (bool)SConfig.DefaultValues[nameof(SConfig.UseBetaChannel)]; + this.GitHubProjectName = gitHubProjectName; + this.WebApiBaseUrl = webApiBaseUrl; + this.VerboseLogging = verboseLogging; + this.RewriteMods = rewriteMods ?? (bool)SConfig.DefaultValues[nameof(SConfig.RewriteMods)]; + this.AggressiveMemoryOptimizations = aggressiveMemoryOptimizations ?? (bool)SConfig.DefaultValues[nameof(SConfig.AggressiveMemoryOptimizations)]; + this.LogNetworkTraffic = logNetworkTraffic; + this.ConsoleColors = consoleColors; + this.SuppressUpdateChecks = suppressUpdateChecks ?? Array.Empty<string>(); + } + + /// <summary>Override the value of <see cref="DeveloperMode"/>.</summary> + /// <param name="value">The value to set.</param> + public void OverrideDeveloperMode(bool value) + { + this.DeveloperMode = value; + } + /// <summary>Get the settings which have been customized by the player.</summary> - public IDictionary<string, object> GetCustomSettings() + public IDictionary<string, object?> GetCustomSettings() { - IDictionary<string, object> custom = new Dictionary<string, object>(); + Dictionary<string, object?> custom = new(); - foreach (var pair in SConfig.DefaultValues) + foreach ((string? name, object defaultValue) in SConfig.DefaultValues) { - object value = typeof(SConfig).GetProperty(pair.Key)?.GetValue(this); - if (!pair.Value.Equals(value)) - custom[pair.Key] = value; + object? value = typeof(SConfig).GetProperty(name)?.GetValue(this); + if (!defaultValue.Equals(value)) + custom[name] = value; } - HashSet<string> curSuppressUpdateChecks = new HashSet<string>(this.SuppressUpdateChecks ?? Array.Empty<string>(), StringComparer.OrdinalIgnoreCase); + HashSet<string> curSuppressUpdateChecks = new(this.SuppressUpdateChecks, StringComparer.OrdinalIgnoreCase); if (SConfig.DefaultSuppressUpdateChecks.Count != curSuppressUpdateChecks.Count || SConfig.DefaultSuppressUpdateChecks.Any(p => !curSuppressUpdateChecks.Contains(p))) - custom[nameof(this.SuppressUpdateChecks)] = "[" + string.Join(", ", this.SuppressUpdateChecks ?? Array.Empty<string>()) + "]"; + custom[nameof(this.SuppressUpdateChecks)] = "[" + string.Join(", ", this.SuppressUpdateChecks) + "]"; return custom; } diff --git a/src/SMAPI/Framework/Networking/ModMessageModel.cs b/src/SMAPI/Framework/Networking/ModMessageModel.cs index 4e7d01eb..01672714 100644 --- a/src/SMAPI/Framework/Networking/ModMessageModel.cs +++ b/src/SMAPI/Framework/Networking/ModMessageModel.cs @@ -1,6 +1,5 @@ -#nullable disable - using System.Linq; +using Newtonsoft.Json; using Newtonsoft.Json.Linq; namespace StardewModdingAPI.Framework.Networking @@ -15,41 +14,39 @@ namespace StardewModdingAPI.Framework.Networking ** Origin ****/ /// <summary>The unique ID of the player who broadcast the message.</summary> - public long FromPlayerID { get; set; } + public long FromPlayerID { get; } /// <summary>The unique ID of the mod which broadcast the message.</summary> - public string FromModID { get; set; } + public string FromModID { get; } /**** ** Destination ****/ /// <summary>The players who should receive the message.</summary> - public long[] ToPlayerIDs { get; set; } + public long[]? ToPlayerIDs { get; init; } /// <summary>The mods which should receive the message, or <c>null</c> for all mods.</summary> - public string[] ToModIDs { get; set; } + public string[]? ToModIDs { get; } /// <summary>A message type which receiving mods can use to decide whether it's the one they want to handle, like <c>SetPlayerLocation</c>. This doesn't need to be globally unique, since mods should check the originating mod ID.</summary> - public string Type { get; set; } + public string Type { get; } /// <summary>The custom mod data being broadcast.</summary> - public JToken Data { get; set; } + public JToken Data { get; } /********* ** Public methods *********/ /// <summary>Construct an instance.</summary> - public ModMessageModel() { } - - /// <summary>Construct an instance.</summary> /// <param name="fromPlayerID">The unique ID of the player who broadcast the message.</param> /// <param name="fromModID">The unique ID of the mod which broadcast the message.</param> /// <param name="toPlayerIDs">The players who should receive the message, or <c>null</c> for all players.</param> /// <param name="toModIDs">The mods which should receive the message, or <c>null</c> for all mods.</param> /// <param name="type">A message type which receiving mods can use to decide whether it's the one they want to handle, like <c>SetPlayerLocation</c>. This doesn't need to be globally unique, since mods should check the originating mod ID.</param> /// <param name="data">The custom mod data being broadcast.</param> - public ModMessageModel(long fromPlayerID, string fromModID, long[] toPlayerIDs, string[] toModIDs, string type, JToken data) + [JsonConstructor] + public ModMessageModel(long fromPlayerID, string fromModID, long[]? toPlayerIDs, string[]? toModIDs, string type, JToken data) { this.FromPlayerID = fromPlayerID; this.FromModID = fromModID; diff --git a/src/SMAPI/Framework/Networking/MultiplayerPeer.cs b/src/SMAPI/Framework/Networking/MultiplayerPeer.cs index 8ee5c309..b37c1e89 100644 --- a/src/SMAPI/Framework/Networking/MultiplayerPeer.cs +++ b/src/SMAPI/Framework/Networking/MultiplayerPeer.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -39,10 +37,10 @@ namespace StardewModdingAPI.Framework.Networking public GamePlatform? Platform { get; } /// <inheritdoc /> - public ISemanticVersion GameVersion { get; } + public ISemanticVersion? GameVersion { get; } /// <inheritdoc /> - public ISemanticVersion ApiVersion { get; } + public ISemanticVersion? ApiVersion { get; } /// <inheritdoc /> public IEnumerable<IMultiplayerPeerMod> Mods { get; } @@ -57,11 +55,12 @@ namespace StardewModdingAPI.Framework.Networking /// <param name="model">The metadata to copy.</param> /// <param name="sendMessage">A method which sends a message to the peer.</param> /// <param name="isHost">Whether this is a connection to the host player.</param> - public MultiplayerPeer(long playerID, int? screenID, RemoteContextModel model, Action<OutgoingMessage> sendMessage, bool isHost) + public MultiplayerPeer(long playerID, int? screenID, RemoteContextModel? model, Action<OutgoingMessage> sendMessage, bool isHost) { this.PlayerID = playerID; this.ScreenID = screenID; this.IsHost = isHost; + if (model != null) { this.Platform = model.Platform; @@ -69,13 +68,16 @@ namespace StardewModdingAPI.Framework.Networking this.ApiVersion = model.ApiVersion; this.Mods = model.Mods.Select(mod => new MultiplayerPeerMod(mod)).ToArray(); } + else + this.Mods = Array.Empty<IMultiplayerPeerMod>(); + this.SendMessageImpl = sendMessage; } /// <inheritdoc /> - public IMultiplayerPeerMod GetMod(string id) + public IMultiplayerPeerMod? GetMod(string? id) { - if (string.IsNullOrWhiteSpace(id) || this.Mods == null || !this.Mods.Any()) + if (string.IsNullOrWhiteSpace(id) || !this.Mods.Any()) return null; id = id.Trim(); diff --git a/src/SMAPI/Framework/Networking/MultiplayerPeerMod.cs b/src/SMAPI/Framework/Networking/MultiplayerPeerMod.cs index 6fdb9e54..1e150508 100644 --- a/src/SMAPI/Framework/Networking/MultiplayerPeerMod.cs +++ b/src/SMAPI/Framework/Networking/MultiplayerPeerMod.cs @@ -1,4 +1,4 @@ -#nullable disable +using System.Diagnostics.CodeAnalysis; namespace StardewModdingAPI.Framework.Networking { @@ -22,10 +22,11 @@ namespace StardewModdingAPI.Framework.Networking *********/ /// <summary>Construct an instance.</summary> /// <param name="mod">The mod metadata.</param> + [SuppressMessage("ReSharper", "ConstantConditionalAccessQualifier", Justification = "The ID shouldn't be null, but we should handle it to avoid an error just in case.")] public MultiplayerPeerMod(RemoteContextModModel mod) { this.Name = mod.Name; - this.ID = mod.ID?.Trim(); + this.ID = mod.ID?.Trim() ?? string.Empty; this.Version = mod.Version; } } diff --git a/src/SMAPI/Framework/Networking/RemoteContextModModel.cs b/src/SMAPI/Framework/Networking/RemoteContextModModel.cs index 0383576c..7571acba 100644 --- a/src/SMAPI/Framework/Networking/RemoteContextModModel.cs +++ b/src/SMAPI/Framework/Networking/RemoteContextModModel.cs @@ -1,17 +1,33 @@ -#nullable disable - namespace StardewModdingAPI.Framework.Networking { /// <summary>Metadata about an installed mod exchanged with connected computers.</summary> public class RemoteContextModModel { - /// <summary>The mod's display name.</summary> - public string Name { get; set; } - + /********* + ** Accessors + *********/ /// <summary>The unique mod ID.</summary> - public string ID { get; set; } + public string ID { get; } + + /// <summary>The mod's display name.</summary> + public string Name { get; } /// <summary>The mod version.</summary> - public ISemanticVersion Version { get; set; } + public ISemanticVersion Version { get; } + + + /********* + ** Accessors + *********/ + /// <summary>Construct an instance.</summary> + /// <param name="id">The unique mod ID.</param> + /// <param name="name">The mod's display name.</param> + /// <param name="version">The mod version.</param> + public RemoteContextModModel(string id, string name, ISemanticVersion version) + { + this.ID = id; + this.Name = name; + this.Version = version; + } } } diff --git a/src/SMAPI/Framework/Networking/RemoteContextModel.cs b/src/SMAPI/Framework/Networking/RemoteContextModel.cs index 37fafa67..7d53e732 100644 --- a/src/SMAPI/Framework/Networking/RemoteContextModel.cs +++ b/src/SMAPI/Framework/Networking/RemoteContextModel.cs @@ -1,4 +1,4 @@ -#nullable disable +using System; namespace StardewModdingAPI.Framework.Networking { @@ -9,18 +9,37 @@ namespace StardewModdingAPI.Framework.Networking ** Accessors *********/ /// <summary>Whether this player is the host player.</summary> - public bool IsHost { get; set; } + public bool IsHost { get; } - /// <summary>The game's platform version.</summary> - public GamePlatform Platform { get; set; } + /// <summary>The game's platform.</summary> + public GamePlatform Platform { get; } /// <summary>The installed version of Stardew Valley.</summary> - public ISemanticVersion GameVersion { get; set; } + public ISemanticVersion? GameVersion { get; } /// <summary>The installed version of SMAPI.</summary> - public ISemanticVersion ApiVersion { get; set; } + public ISemanticVersion? ApiVersion { get; } /// <summary>The installed mods.</summary> - public RemoteContextModModel[] Mods { get; set; } + public RemoteContextModModel[] Mods { get; } + + + /********* + ** Public methods + *********/ + /// <summary>Construct an instance.</summary> + /// <param name="isHost">Whether this player is the host player.</param> + /// <param name="platform">The game's platform.</param> + /// <param name="gameVersion">The installed version of Stardew Valley.</param> + /// <param name="apiVersion">The installed version of SMAPI.</param> + /// <param name="mods">The installed mods.</param> + public RemoteContextModel(bool isHost, GamePlatform platform, ISemanticVersion gameVersion, ISemanticVersion apiVersion, RemoteContextModModel[]? mods) + { + this.IsHost = isHost; + this.Platform = platform; + this.GameVersion = gameVersion; + this.ApiVersion = apiVersion; + this.Mods = mods ?? Array.Empty<RemoteContextModModel>(); + } } } diff --git a/src/SMAPI/Framework/Reflection/CacheEntry.cs b/src/SMAPI/Framework/Reflection/CacheEntry.cs index 6b18d204..27f48a1f 100644 --- a/src/SMAPI/Framework/Reflection/CacheEntry.cs +++ b/src/SMAPI/Framework/Reflection/CacheEntry.cs @@ -1,5 +1,4 @@ -#nullable disable - +using System.Diagnostics.CodeAnalysis; using System.Reflection; namespace StardewModdingAPI.Framework.Reflection @@ -11,21 +10,20 @@ namespace StardewModdingAPI.Framework.Reflection ** Accessors *********/ /// <summary>Whether the lookup found a valid match.</summary> - public bool IsValid { get; } + [MemberNotNullWhen(true, nameof(CacheEntry.MemberInfo))] + public bool IsValid => this.MemberInfo != null; /// <summary>The reflection data for this member (or <c>null</c> if invalid).</summary> - public MemberInfo MemberInfo { get; } + public MemberInfo? MemberInfo { get; } /********* ** Public methods *********/ /// <summary>Construct an instance.</summary> - /// <param name="isValid">Whether the lookup found a valid match.</param> /// <param name="memberInfo">The reflection data for this member (or <c>null</c> if invalid).</param> - public CacheEntry(bool isValid, MemberInfo memberInfo) + public CacheEntry(MemberInfo? memberInfo) { - this.IsValid = isValid; this.MemberInfo = memberInfo; } } diff --git a/src/SMAPI/Framework/Reflection/Reflector.cs b/src/SMAPI/Framework/Reflection/Reflector.cs index c6fc2c79..3490ee97 100644 --- a/src/SMAPI/Framework/Reflection/Reflector.cs +++ b/src/SMAPI/Framework/Reflection/Reflector.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Reflection; using System.Runtime.Caching; @@ -14,7 +12,7 @@ namespace StardewModdingAPI.Framework.Reflection ** Fields *********/ /// <summary>The cached fields and methods found via reflection.</summary> - private readonly MemoryCache Cache = new(typeof(Reflector).FullName); + private readonly MemoryCache Cache = new(typeof(Reflector).FullName!); /// <summary>The sliding cache expiration time.</summary> private readonly TimeSpan SlidingCacheExpiry = TimeSpan.FromMinutes(5); @@ -30,8 +28,9 @@ namespace StardewModdingAPI.Framework.Reflection /// <typeparam name="TValue">The field type.</typeparam> /// <param name="obj">The object which has the field.</param> /// <param name="name">The field name.</param> - /// <param name="required">Whether to throw an exception if the field is not found.</param> - /// <returns>Returns the field wrapper, or <c>null</c> if the field doesn't exist and <paramref name="required"/> is <c>false</c>.</returns> + /// <param name="required">Whether to throw an exception if the field isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the field wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the field doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target field doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedField<TValue> GetField<TValue>(object obj, string name, bool required = true) { // validate @@ -39,24 +38,26 @@ namespace StardewModdingAPI.Framework.Reflection throw new ArgumentNullException(nameof(obj), "Can't get a instance field from a null object."); // get field from hierarchy - IReflectedField<TValue> field = this.GetFieldFromHierarchy<TValue>(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); + IReflectedField<TValue>? field = this.GetFieldFromHierarchy<TValue>(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); if (required && field == null) throw new InvalidOperationException($"The {obj.GetType().FullName} object doesn't have a '{name}' instance field."); - return field; + return field!; } /// <summary>Get a static field.</summary> /// <typeparam name="TValue">The field type.</typeparam> /// <param name="type">The type which has the field.</param> /// <param name="name">The field name.</param> - /// <param name="required">Whether to throw an exception if the field is not found.</param> + /// <param name="required">Whether to throw an exception if the field isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the field wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the field doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target field doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedField<TValue> GetField<TValue>(Type type, string name, bool required = true) { // get field from hierarchy - IReflectedField<TValue> field = this.GetFieldFromHierarchy<TValue>(type, null, name, BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Public); + IReflectedField<TValue>? field = this.GetFieldFromHierarchy<TValue>(type, null, name, BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Public); if (required && field == null) throw new InvalidOperationException($"The {type.FullName} object doesn't have a '{name}' static field."); - return field; + return field!; } /**** @@ -66,7 +67,9 @@ namespace StardewModdingAPI.Framework.Reflection /// <typeparam name="TValue">The property type.</typeparam> /// <param name="obj">The object which has the property.</param> /// <param name="name">The property name.</param> - /// <param name="required">Whether to throw an exception if the property is not found.</param> + /// <param name="required">Whether to throw an exception if the property isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the property wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the property doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target property doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedProperty<TValue> GetProperty<TValue>(object obj, string name, bool required = true) { // validate @@ -74,24 +77,26 @@ namespace StardewModdingAPI.Framework.Reflection throw new ArgumentNullException(nameof(obj), "Can't get a instance property from a null object."); // get property from hierarchy - IReflectedProperty<TValue> property = this.GetPropertyFromHierarchy<TValue>(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); + IReflectedProperty<TValue>? property = this.GetPropertyFromHierarchy<TValue>(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); if (required && property == null) throw new InvalidOperationException($"The {obj.GetType().FullName} object doesn't have a '{name}' instance property."); - return property; + return property!; } /// <summary>Get a static property.</summary> /// <typeparam name="TValue">The property type.</typeparam> /// <param name="type">The type which has the property.</param> /// <param name="name">The property name.</param> - /// <param name="required">Whether to throw an exception if the property is not found.</param> + /// <param name="required">Whether to throw an exception if the property isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the property wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the property doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target property doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedProperty<TValue> GetProperty<TValue>(Type type, string name, bool required = true) { // get field from hierarchy - IReflectedProperty<TValue> property = this.GetPropertyFromHierarchy<TValue>(type, null, name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static); + IReflectedProperty<TValue>? property = this.GetPropertyFromHierarchy<TValue>(type, null, name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static); if (required && property == null) throw new InvalidOperationException($"The {type.FullName} object doesn't have a '{name}' static property."); - return property; + return property!; } /**** @@ -99,8 +104,10 @@ namespace StardewModdingAPI.Framework.Reflection ****/ /// <summary>Get a instance method.</summary> /// <param name="obj">The object which has the method.</param> - /// <param name="name">The field name.</param> - /// <param name="required">Whether to throw an exception if the field is not found.</param> + /// <param name="name">The method name.</param> + /// <param name="required">Whether to throw an exception if the method isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the method wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the method doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target method doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedMethod GetMethod(object obj, string name, bool required = true) { // validate @@ -108,23 +115,25 @@ namespace StardewModdingAPI.Framework.Reflection throw new ArgumentNullException(nameof(obj), "Can't get a instance method from a null object."); // get method from hierarchy - IReflectedMethod method = this.GetMethodFromHierarchy(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); + IReflectedMethod? method = this.GetMethodFromHierarchy(obj.GetType(), obj, name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public); if (required && method == null) throw new InvalidOperationException($"The {obj.GetType().FullName} object doesn't have a '{name}' instance method."); - return method; + return method!; } /// <summary>Get a static method.</summary> /// <param name="type">The type which has the method.</param> - /// <param name="name">The field name.</param> - /// <param name="required">Whether to throw an exception if the field is not found.</param> + /// <param name="name">The method name.</param> + /// <param name="required">Whether to throw an exception if the method isn't found. <strong>Due to limitations with nullable reference types, setting this to <c>false</c> will still mark the value non-nullable.</strong></param> + /// <returns>Returns the method wrapper, or <c>null</c> if <paramref name="required"/> is <c>false</c> and the method doesn't exist.</returns> + /// <exception cref="InvalidOperationException">The target method doesn't exist, and <paramref name="required"/> is true.</exception> public IReflectedMethod GetMethod(Type type, string name, bool required = true) { // get method from hierarchy - IReflectedMethod method = this.GetMethodFromHierarchy(type, null, name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static); + IReflectedMethod? method = this.GetMethodFromHierarchy(type, null, name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static); if (required && method == null) throw new InvalidOperationException($"The {type.FullName} object doesn't have a '{name}' static method."); - return method; + return method!; } @@ -134,18 +143,25 @@ namespace StardewModdingAPI.Framework.Reflection /// <summary>Get a field from the type hierarchy.</summary> /// <typeparam name="TValue">The expected field type.</typeparam> /// <param name="type">The type which has the field.</param> - /// <param name="obj">The object which has the field.</param> + /// <param name="obj">The object which has the field, or <c>null</c> for a static field.</param> /// <param name="name">The field name.</param> /// <param name="bindingFlags">The reflection binding which flags which indicates what type of field to find.</param> - private IReflectedField<TValue> GetFieldFromHierarchy<TValue>(Type type, object obj, string name, BindingFlags bindingFlags) + private IReflectedField<TValue>? GetFieldFromHierarchy<TValue>(Type type, object? obj, string name, BindingFlags bindingFlags) { bool isStatic = bindingFlags.HasFlag(BindingFlags.Static); - FieldInfo field = this.GetCached<FieldInfo>($"field::{isStatic}::{type.FullName}::{name}", () => + FieldInfo? field = this.GetCached($"field::{isStatic}::{type.FullName}::{name}", () => { - FieldInfo fieldInfo = null; - for (; type != null && fieldInfo == null; type = type.BaseType) - fieldInfo = type.GetField(name, bindingFlags); - return fieldInfo; + for (Type? curType = type; curType != null; curType = curType.BaseType) + { + FieldInfo? fieldInfo = type.GetField(name, bindingFlags); + if (fieldInfo != null) + { + type = curType; + return fieldInfo; + } + } + + return null; }); return field != null @@ -156,18 +172,25 @@ namespace StardewModdingAPI.Framework.Reflection /// <summary>Get a property from the type hierarchy.</summary> /// <typeparam name="TValue">The expected property type.</typeparam> /// <param name="type">The type which has the property.</param> - /// <param name="obj">The object which has the property.</param> + /// <param name="obj">The object which has the property, or <c>null</c> for a static property.</param> /// <param name="name">The property name.</param> /// <param name="bindingFlags">The reflection binding which flags which indicates what type of property to find.</param> - private IReflectedProperty<TValue> GetPropertyFromHierarchy<TValue>(Type type, object obj, string name, BindingFlags bindingFlags) + private IReflectedProperty<TValue>? GetPropertyFromHierarchy<TValue>(Type type, object? obj, string name, BindingFlags bindingFlags) { bool isStatic = bindingFlags.HasFlag(BindingFlags.Static); - PropertyInfo property = this.GetCached<PropertyInfo>($"property::{isStatic}::{type.FullName}::{name}", () => + PropertyInfo? property = this.GetCached<PropertyInfo>($"property::{isStatic}::{type.FullName}::{name}", () => { - PropertyInfo propertyInfo = null; - for (; type != null && propertyInfo == null; type = type.BaseType) - propertyInfo = type.GetProperty(name, bindingFlags); - return propertyInfo; + for (Type? curType = type; curType != null; curType = curType.BaseType) + { + PropertyInfo? propertyInfo = type.GetProperty(name, bindingFlags); + if (propertyInfo != null) + { + type = curType; + return propertyInfo; + } + } + + return null; }); return property != null @@ -177,18 +200,25 @@ namespace StardewModdingAPI.Framework.Reflection /// <summary>Get a method from the type hierarchy.</summary> /// <param name="type">The type which has the method.</param> - /// <param name="obj">The object which has the method.</param> + /// <param name="obj">The object which has the method, or <c>null</c> for a static method.</param> /// <param name="name">The method name.</param> /// <param name="bindingFlags">The reflection binding which flags which indicates what type of method to find.</param> - private IReflectedMethod GetMethodFromHierarchy(Type type, object obj, string name, BindingFlags bindingFlags) + private IReflectedMethod? GetMethodFromHierarchy(Type type, object? obj, string name, BindingFlags bindingFlags) { bool isStatic = bindingFlags.HasFlag(BindingFlags.Static); - MethodInfo method = this.GetCached($"method::{isStatic}::{type.FullName}::{name}", () => + MethodInfo? method = this.GetCached($"method::{isStatic}::{type.FullName}::{name}", () => { - MethodInfo methodInfo = null; - for (; type != null && methodInfo == null; type = type.BaseType) - methodInfo = type.GetMethod(name, bindingFlags); - return methodInfo; + for (Type? curType = type; curType != null; curType = curType.BaseType) + { + MethodInfo? methodInfo = type.GetMethod(name, bindingFlags); + if (methodInfo != null) + { + type = curType; + return methodInfo; + } + } + + return null; }); return method != null @@ -200,7 +230,8 @@ namespace StardewModdingAPI.Framework.Reflection /// <typeparam name="TMemberInfo">The expected <see cref="MemberInfo"/> type.</typeparam> /// <param name="key">The cache key.</param> /// <param name="fetch">Fetches a new value to cache.</param> - private TMemberInfo GetCached<TMemberInfo>(string key, Func<TMemberInfo> fetch) where TMemberInfo : MemberInfo + private TMemberInfo? GetCached<TMemberInfo>(string key, Func<TMemberInfo?> fetch) + where TMemberInfo : MemberInfo { // get from cache if (this.Cache.Contains(key)) @@ -212,8 +243,8 @@ namespace StardewModdingAPI.Framework.Reflection } // fetch & cache new value - TMemberInfo result = fetch(); - CacheEntry cacheEntry = new(result != null, result); + TMemberInfo? result = fetch(); + CacheEntry cacheEntry = new(result); this.Cache.Add(key, cacheEntry, new CacheItemPolicy { SlidingExpiration = this.SlidingCacheExpiry }); return result; } diff --git a/src/SMAPI/Framework/SCore.cs b/src/SMAPI/Framework/SCore.cs index 364a7632..bce7cffa 100644 --- a/src/SMAPI/Framework/SCore.cs +++ b/src/SMAPI/Framework/SCore.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Concurrent; using System.Collections.Generic; @@ -92,13 +90,13 @@ namespace StardewModdingAPI.Framework private readonly CommandManager CommandManager; /// <summary>The underlying game instance.</summary> - private SGameRunner Game; + private SGameRunner Game = null!; // initialized very early /// <summary>SMAPI's content manager.</summary> - private ContentCoordinator ContentCore; + private ContentCoordinator ContentCore = null!; // initialized very early /// <summary>The game's core multiplayer utility for the main player.</summary> - private SMultiplayer Multiplayer; + private SMultiplayer Multiplayer = null!; // initialized very early /// <summary>Tracks the installed mods.</summary> /// <remarks>This is initialized after the game starts.</remarks> @@ -146,19 +144,18 @@ namespace StardewModdingAPI.Framework private readonly ConcurrentQueue<string> RawCommandQueue = new(); /// <summary>A list of commands to execute on each screen.</summary> - private readonly PerScreen<List<Tuple<Command, string, string[]>>> ScreenCommandQueue = new(() => new List<Tuple<Command, string, string[]>>()); - + private readonly PerScreen<List<QueuedCommand>> ScreenCommandQueue = new(() => new List<QueuedCommand>()); /********* ** Accessors *********/ /// <summary>Manages deprecation warnings.</summary> /// <remarks>This is initialized after the game starts. This is accessed directly because it's not part of the normal class model.</remarks> - internal static DeprecationManager DeprecationManager { get; private set; } + internal static DeprecationManager DeprecationManager { get; private set; } = null!; // initialized in constructor, which happens before other code can access it /// <summary>The singleton instance.</summary> /// <remarks>This is only intended for use by external code like the Error Handler mod.</remarks> - internal static SCore Instance { get; private set; } + internal static SCore Instance { get; private set; } = null!; // initialized in constructor, which happens before other code can access it /// <summary>The number of game update ticks which have already executed. This is similar to <see cref="Game1.ticks"/>, but incremented more consistently for every tick.</summary> internal static uint TicksElapsed { get; private set; } @@ -191,7 +188,8 @@ namespace StardewModdingAPI.Framework this.Settings = JsonConvert.DeserializeObject<SConfig>(File.ReadAllText(Constants.ApiConfigPath)); if (File.Exists(Constants.ApiUserConfigPath)) JsonConvert.PopulateObject(File.ReadAllText(Constants.ApiUserConfigPath), this.Settings); - this.Settings.DeveloperMode = developerMode ?? this.Settings.DeveloperMode; + if (developerMode.HasValue) + this.Settings.OverrideDeveloperMode(developerMode.Value); this.LogManager = new LogManager(logPath: logPath, colorConfig: this.Settings.ConsoleColors, writeToConsole: writeToConsole, isVerbose: this.Settings.VerboseLogging, isDeveloperMode: this.Settings.DeveloperMode, getScreenIdForLog: this.GetScreenIdForLog); this.CommandManager = new CommandManager(this.Monitor); @@ -331,6 +329,7 @@ namespace StardewModdingAPI.Framework } /// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary> + [SuppressMessage("ReSharper", "ConstantConditionalAccessQualifier", Justification = "May be disposed before SMAPI is fully initialized.")] public void Dispose() { // skip if already disposed @@ -355,9 +354,9 @@ namespace StardewModdingAPI.Framework // dispose core components this.IsGameRunning = false; this.ContentCore?.Dispose(); - this.CancellationToken?.Dispose(); + this.CancellationToken.Dispose(); this.Game?.Dispose(); - this.LogManager?.Dispose(); // dispose last to allow for any last-second log messages + this.LogManager.Dispose(); // dispose last to allow for any last-second log messages // end game (moved from Game1.OnExiting to let us clean up first) Process.GetCurrentProcess().Kill(); @@ -517,12 +516,12 @@ namespace StardewModdingAPI.Framework /********* ** Parse commands *********/ - while (this.RawCommandQueue.TryDequeue(out string rawInput)) + while (this.RawCommandQueue.TryDequeue(out string? rawInput)) { // parse command - string name; - string[] args; - Command command; + string? name; + string[]? args; + Command? command; int screenId; try { @@ -539,7 +538,7 @@ namespace StardewModdingAPI.Framework } // queue command for screen - this.ScreenCommandQueue.GetValueForScreen(screenId).Add(Tuple.Create(command, name, args)); + this.ScreenCommandQueue.GetValueForScreen(screenId).Add(new(command, name, args)); } @@ -556,7 +555,7 @@ namespace StardewModdingAPI.Framework catch (Exception ex) { // log error - this.Monitor.Log($"An error occured in the overridden update loop: {ex.GetLogSummary()}", LogLevel.Error); + this.Monitor.Log($"An error occurred in the overridden update loop: {ex.GetLogSummary()}", LogLevel.Error); // exit if irrecoverable if (!this.UpdateCrashTimer.Decrement()) @@ -575,7 +574,7 @@ namespace StardewModdingAPI.Framework /// <param name="runUpdate">Invoke the game's update logic.</param> private void OnPlayerInstanceUpdating(SGame instance, GameTime gameTime, Action runUpdate) { - var events = this.EventManager; + EventManager events = this.EventManager; try { @@ -595,12 +594,8 @@ namespace StardewModdingAPI.Framework *********/ { var commandQueue = this.ScreenCommandQueue.Value; - foreach (var entry in commandQueue) + foreach ((Command? command, string? name, string[]? args) in commandQueue) { - Command command = entry.Item1; - string name = entry.Item2; - string[] args = entry.Item3; - try { command.Callback.Invoke(name, args); @@ -637,6 +632,7 @@ namespace StardewModdingAPI.Framework { this.Monitor.Log("Game loader synchronizing..."); this.Reflection.GetMethod(Game1.game1, "UpdateTitleScreen").Invoke(Game1.currentGameTime); // run game logic to change music on load, etc + // ReSharper disable once ConstantConditionalAccessQualifier -- may become null within the loop while (Game1.currentLoader?.MoveNext() == true) { SCore.ProcessTicksElapsed++; @@ -825,7 +821,7 @@ namespace StardewModdingAPI.Framework // raise cursor moved event if (state.Cursor.IsChanged) - events.CursorMoved.Raise(new CursorMovedEventArgs(state.Cursor.Old, state.Cursor.New)); + events.CursorMoved.Raise(new CursorMovedEventArgs(state.Cursor.Old!, state.Cursor.New!)); // raise mouse wheel scrolled if (state.MouseWheelScroll.IsChanged) @@ -956,7 +952,7 @@ namespace StardewModdingAPI.Framework // raise player events if (raiseWorldEvents) { - PlayerSnapshot playerState = state.CurrentPlayer; + PlayerSnapshot playerState = state.CurrentPlayer!; // not null at this point Farmer player = playerState.Player; // raise current location changed @@ -965,25 +961,25 @@ namespace StardewModdingAPI.Framework if (this.Monitor.IsVerbose) this.Monitor.Log($"Context: set location to {playerState.Location.New}."); - events.Warped.Raise(new WarpedEventArgs(player, playerState.Location.Old, playerState.Location.New)); + events.Warped.Raise(new WarpedEventArgs(player, playerState.Location.Old!, playerState.Location.New!)); } // raise player leveled up a skill - foreach (var pair in playerState.Skills) + foreach ((SkillType skill, var value) in playerState.Skills) { - if (!pair.Value.IsChanged) + if (!value.IsChanged) continue; if (this.Monitor.IsVerbose) - this.Monitor.Log($"Events: player skill '{pair.Key}' changed from {pair.Value.Old} to {pair.Value.New}."); + this.Monitor.Log($"Events: player skill '{skill}' changed from {value.Old} to {value.New}."); - events.LevelChanged.Raise(new LevelChangedEventArgs(player, pair.Key, pair.Value.Old, pair.Value.New)); + events.LevelChanged.Raise(new LevelChangedEventArgs(player, skill, value.Old, value.New)); } // raise player inventory changed if (playerState.Inventory.IsChanged) { - var inventory = playerState.Inventory; + SnapshotItemListDiff inventory = playerState.Inventory; if (this.Monitor.IsVerbose) this.Monitor.Log("Events: player inventory changed."); @@ -1070,7 +1066,8 @@ namespace StardewModdingAPI.Framework // update mod translation helpers foreach (IModMetadata mod in this.ModRegistry.GetAll()) { - mod.Translations.SetLocale(locale, languageCode); + TranslationHelper translations = mod.Translations!; // not null at this point + translations.SetLocale(locale, languageCode); foreach (ContentPack contentPack in mod.GetFakeContentPacks()) contentPack.TranslationImpl.SetLocale(locale, languageCode); @@ -1117,7 +1114,7 @@ namespace StardewModdingAPI.Framework break; case LoadStage.Loaded: - // override chatbox + // override chat box Game1.onScreenMenus.Remove(Game1.chatBox); Game1.onScreenMenus.Add(Game1.chatBox = new SChatBox(this.LogManager.MonitorForGame)); break; @@ -1182,7 +1179,7 @@ namespace StardewModdingAPI.Framework /// <param name="id">The content pack ID.</param> /// <param name="verb">The verb phrase indicating what action will be performed, like 'load assets' or 'edit assets'.</param> /// <returns>Returns the content pack metadata if valid, else <c>null</c>.</returns> - private IModMetadata GetOnBehalfOfContentPack(IModMetadata mod, string id, string verb) + private IModMetadata? GetOnBehalfOfContentPack(IModMetadata mod, string? id, string verb) { if (id == null) return null; @@ -1190,7 +1187,7 @@ namespace StardewModdingAPI.Framework string errorPrefix = $"Can't {verb} on behalf of content pack ID '{id}'"; // get target mod - IModMetadata onBehalfOf = this.ModRegistry.Get(id); + IModMetadata? onBehalfOf = this.ModRegistry.Get(id); if (onBehalfOf == null) { mod.LogAsModOnce($"{errorPrefix}: there's no content pack installed with that ID.", LogLevel.Warn); @@ -1198,7 +1195,7 @@ namespace StardewModdingAPI.Framework } // make sure it's a content pack for the requesting mod - if (!onBehalfOf.IsContentPack || !string.Equals(onBehalfOf.Manifest?.ContentPackFor?.UniqueID, mod.Manifest.UniqueID)) + if (!onBehalfOf.IsContentPack || !string.Equals(onBehalfOf.Manifest.ContentPackFor?.UniqueID, mod.Manifest.UniqueID)) { mod.LogAsModOnce($"{errorPrefix}: that isn't a content pack for this mod.", LogLevel.Warn); return null; @@ -1232,7 +1229,7 @@ namespace StardewModdingAPI.Framework modIDs.Remove(message.FromModID); // don't send a broadcast back to the sender // raise events - this.EventManager.ModMessageReceived.Raise(new ModMessageReceivedEventArgs(message, this.Toolkit.JsonHelper), mod => mod != null && modIDs.Contains(mod.Manifest.UniqueID)); + this.EventManager.ModMessageReceived.Raise(new ModMessageReceivedEventArgs(message, this.Toolkit.JsonHelper), mod => modIDs.Contains(mod.Manifest.UniqueID)); } /// <summary>Constructor a content manager to read game content files.</summary> @@ -1241,6 +1238,7 @@ namespace StardewModdingAPI.Framework private LocalizedContentManager CreateContentManager(IServiceProvider serviceProvider, string rootDirectory) { // Game1._temporaryContent initializing from SGame constructor + // ReSharper disable once ConditionIsAlwaysTrueOrFalse -- this is the method that initializes it if (this.ContentCore == null) { this.ContentCore = new ContentCoordinator( @@ -1293,21 +1291,21 @@ namespace StardewModdingAPI.Framework // detect issues bool hasObjectIssues = false; void LogIssue(int id, string issue) => this.Monitor.Log($@"Detected issue: item #{id} in Content\Data\ObjectInformation.xnb is invalid ({issue})."); - foreach (KeyValuePair<int, string> entry in Game1.objectInformation) + foreach ((int id, string? fieldsStr) in Game1.objectInformation) { // must not be empty - if (string.IsNullOrWhiteSpace(entry.Value)) + if (string.IsNullOrWhiteSpace(fieldsStr)) { - LogIssue(entry.Key, "entry is empty"); + LogIssue(id, "entry is empty"); hasObjectIssues = true; continue; } // require core fields - string[] fields = entry.Value.Split('/'); + string[] fields = fieldsStr.Split('/'); if (fields.Length < SObject.objectInfoDescriptionIndex + 1) { - LogIssue(entry.Key, "too few fields for an object"); + LogIssue(id, "too few fields for an object"); hasObjectIssues = true; continue; } @@ -1318,7 +1316,7 @@ namespace StardewModdingAPI.Framework case "Cooking": if (fields.Length < SObject.objectInfoBuffDurationIndex + 1) { - LogIssue(entry.Key, "too few fields for a cooking item"); + LogIssue(id, "too few fields for a cooking item"); hasObjectIssues = true; } break; @@ -1366,7 +1364,7 @@ namespace StardewModdingAPI.Framework string[] installedNames = registryKeys .SelectMany(registryKey => { - using RegistryKey key = Registry.LocalMachine.OpenSubKey(registryKey); + using RegistryKey? key = Registry.LocalMachine.OpenSubKey(registryKey); if (key == null) return Array.Empty<string>(); @@ -1374,9 +1372,9 @@ namespace StardewModdingAPI.Framework .GetSubKeyNames() .Select(subkeyName => { - using RegistryKey subkey = key.OpenSubKey(subkeyName); - string displayName = (string)subkey?.GetValue("DisplayName"); - string displayVersion = (string)subkey?.GetValue("DisplayVersion"); + using RegistryKey? subkey = key.OpenSubKey(subkeyName); + string? displayName = (string?)subkey?.GetValue("DisplayName"); + string? displayVersion = (string?)subkey?.GetValue("DisplayVersion"); if (displayName != null && displayVersion != null && displayName.EndsWith($" {displayVersion}")) displayName = displayName.Substring(0, displayName.Length - displayVersion.Length - 1); @@ -1386,6 +1384,7 @@ namespace StardewModdingAPI.Framework .ToArray(); }) .Where(name => name != null && (name.Contains("MSI Afterburner") || name.Contains("RivaTuner"))) + .Select(name => name!) .Distinct() .OrderBy(name => name) .ToArray(); @@ -1418,14 +1417,14 @@ namespace StardewModdingAPI.Framework // check SMAPI version { - ISemanticVersion updateFound = null; - string updateUrl = null; + ISemanticVersion? updateFound = null; + string? updateUrl = null; try { // fetch update check ModEntryModel response = client.GetModInfo(new[] { new ModSearchEntryModel("Pathoschild.SMAPI", Constants.ApiVersion, new[] { $"GitHub:{this.Settings.GitHubProjectName}" }) }, apiVersion: Constants.ApiVersion, gameVersion: Constants.GameVersion, platform: Constants.Platform).Single().Value; updateFound = response.SuggestedUpdate?.Version; - updateUrl = response.SuggestedUpdate?.Url ?? Constants.HomePageUrl; + updateUrl = response.SuggestedUpdate?.Url; // log message if (updateFound != null) @@ -1451,7 +1450,7 @@ namespace StardewModdingAPI.Framework // show update message on next launch if (updateFound != null) - this.LogManager.WriteUpdateMarker(updateFound.ToString(), updateUrl); + this.LogManager.WriteUpdateMarker(updateFound.ToString(), updateUrl ?? Constants.HomePageUrl); } // check mod versions @@ -1485,12 +1484,12 @@ namespace StardewModdingAPI.Framework foreach (IModMetadata mod in mods.OrderBy(p => p.DisplayName)) { // link to update-check data - if (!mod.HasID() || !results.TryGetValue(mod.Manifest.UniqueID, out ModEntryModel result)) + if (!mod.HasID() || !results.TryGetValue(mod.Manifest.UniqueID, out ModEntryModel? result)) continue; mod.SetUpdateData(result); // handle errors - if (result.Errors != null && result.Errors.Any()) + if (result.Errors.Any()) { errors.AppendLine(result.Errors.Length == 1 ? $" {mod.DisplayName}: {result.Errors[0]}" @@ -1512,13 +1511,8 @@ namespace StardewModdingAPI.Framework { this.Monitor.Newline(); this.Monitor.Log($"You can update {updates.Count} mod{(updates.Count != 1 ? "s" : "")}:", LogLevel.Alert); - foreach (var entry in updates) - { - IModMetadata mod = entry.Item1; - ISemanticVersion newVersion = entry.Item2; - string newUrl = entry.Item3; + foreach ((IModMetadata mod, ISemanticVersion newVersion, string newUrl) in updates) this.Monitor.Log($" {mod.DisplayName} {newVersion}: {newUrl}", LogLevel.Alert); - } } else this.Monitor.Log(" All mods up to date."); @@ -1571,9 +1565,8 @@ namespace StardewModdingAPI.Framework // load mods foreach (IModMetadata mod in mods) { - if (!this.TryLoadMod(mod, mods, modAssemblyLoader, proxyFactory, jsonHelper, contentCore, modDatabase, suppressUpdateChecks, out ModFailReason? failReason, out string errorPhrase, out string errorDetails)) + if (!this.TryLoadMod(mod, mods, modAssemblyLoader, proxyFactory, jsonHelper, contentCore, modDatabase, suppressUpdateChecks, out ModFailReason? failReason, out string? errorPhrase, out string? errorDetails)) { - failReason ??= ModFailReason.LoadFailed; mod.SetStatus(ModMetadataStatus.Failed, failReason.Value, errorPhrase, errorDetails); skippedMods.Add(mod); } @@ -1599,7 +1592,7 @@ namespace StardewModdingAPI.Framework foreach (IModMetadata metadata in loadedMods) { // add interceptors - if (metadata.Mod.Helper is ModHelper helper) + if (metadata.Mod?.Helper is ModHelper helper) { // ReSharper disable SuspiciousTypeConversion.Global if (metadata.Mod is IAssetEditor editor) @@ -1636,8 +1629,8 @@ namespace StardewModdingAPI.Framework // call entry method try { - IMod mod = metadata.Mod; - mod.Entry(mod.Helper); + IMod mod = metadata.Mod!; + mod.Entry(mod.Helper!); } catch (Exception ex) { @@ -1647,7 +1640,7 @@ namespace StardewModdingAPI.Framework // get mod API try { - object api = metadata.Mod.GetApi(); + object? api = metadata.Mod!.GetApi(); if (api != null && !api.GetType().IsPublic) { api = null; @@ -1676,7 +1669,8 @@ namespace StardewModdingAPI.Framework /// <param name="added">The interceptors that were added.</param> /// <param name="removed">The interceptors that were removed.</param> /// <param name="list">A list of interceptors to update for the change.</param> - private void OnAssetInterceptorsChanged<T>(IModMetadata mod, IEnumerable<T> added, IEnumerable<T> removed, IList<ModLinked<T>> list) + private void OnAssetInterceptorsChanged<T>(IModMetadata mod, IEnumerable<T>? added, IEnumerable<T>? removed, IList<ModLinked<T>> list) + where T : notnull { foreach (T interceptor in added ?? Array.Empty<T>()) { @@ -1705,7 +1699,7 @@ namespace StardewModdingAPI.Framework /// <param name="errorReasonPhrase">The user-facing reason phrase explaining why the mod couldn't be loaded (if applicable).</param> /// <param name="errorDetails">More detailed details about the error intended for developers (if any).</param> /// <returns>Returns whether the mod was successfully loaded.</returns> - private bool TryLoadMod(IModMetadata mod, IModMetadata[] mods, AssemblyLoader assemblyLoader, InterfaceProxyFactory proxyFactory, JsonHelper jsonHelper, ContentCoordinator contentCore, ModDatabase modDatabase, HashSet<string> suppressUpdateChecks, out ModFailReason? failReason, out string errorReasonPhrase, out string errorDetails) + private bool TryLoadMod(IModMetadata mod, IModMetadata[] mods, AssemblyLoader assemblyLoader, InterfaceProxyFactory proxyFactory, JsonHelper jsonHelper, ContentCoordinator contentCore, ModDatabase modDatabase, HashSet<string> suppressUpdateChecks, [NotNullWhen(false)] out ModFailReason? failReason, out string? errorReasonPhrase, out string? errorDetails) { errorDetails = null; @@ -1714,6 +1708,7 @@ namespace StardewModdingAPI.Framework string relativePath = mod.GetRelativePathWithRoot(); if (mod.IsContentPack) this.Monitor.Log($" {mod.DisplayName} (from {relativePath}) [content pack]..."); + // ReSharper disable once ConstantConditionalAccessQualifier -- mod may be invalid at this point else if (mod.Manifest?.EntryDll != null) this.Monitor.Log($" {mod.DisplayName} (from {relativePath}{Path.DirectorySeparatorChar}{mod.Manifest.EntryDll})..."); // don't use Path.Combine here, since EntryDLL might not be valid else @@ -1721,21 +1716,22 @@ namespace StardewModdingAPI.Framework } // add warning for missing update key - if (mod.HasID() && !suppressUpdateChecks.Contains(mod.Manifest.UniqueID) && !mod.HasValidUpdateKeys()) + if (mod.HasID() && !suppressUpdateChecks.Contains(mod.Manifest!.UniqueID) && !mod.HasValidUpdateKeys()) mod.SetWarning(ModWarning.NoUpdateKeys); // validate status if (mod.Status == ModMetadataStatus.Failed) { this.Monitor.Log($" Failed: {mod.ErrorDetails ?? mod.Error}"); - failReason = mod.FailReason; + failReason = mod.FailReason ?? ModFailReason.LoadFailed; errorReasonPhrase = mod.Error; return false; } + IManifest manifest = mod.Manifest!; // validate dependencies // Although dependencies are validated before mods are loaded, a dependency may have failed to load. - foreach (IManifestDependency dependency in mod.Manifest.Dependencies.Where(p => p.IsRequired)) + foreach (IManifestDependency dependency in manifest.Dependencies.Where(p => p.IsRequired)) { if (this.ModRegistry.Get(dependency.UniqueID) == null) { @@ -1751,7 +1747,6 @@ namespace StardewModdingAPI.Framework // load as content pack if (mod.IsContentPack) { - IManifest manifest = mod.Manifest; IMonitor monitor = this.LogManager.GetMonitor(mod.DisplayName); CaseInsensitivePathCache relativePathCache = this.ContentCore.GetCaseInsensitivePathCache(mod.DirectoryPath); GameContentHelper gameContentHelper = new(this.ContentCore, manifest.UniqueID, mod.DisplayName, monitor, this.Reflection); @@ -1770,8 +1765,7 @@ namespace StardewModdingAPI.Framework else { // get mod info - IManifest manifest = mod.Manifest; - string assemblyPath = Path.Combine(mod.DirectoryPath, manifest.EntryDll); + string assemblyPath = Path.Combine(mod.DirectoryPath, manifest.EntryDll!); // load mod Assembly modAssembly; @@ -1782,7 +1776,7 @@ namespace StardewModdingAPI.Framework } catch (IncompatibleInstructionException) // details already in trace logs { - string[] updateUrls = new[] { modDatabase.GetModPageUrlFor(manifest.UniqueID), "https://smapi.io/mods" }.Where(p => p != null).ToArray(); + string[] updateUrls = new[] { modDatabase.GetModPageUrlFor(manifest.UniqueID), "https://smapi.io/mods" }.Where(p => p != null).ToArray()!; errorReasonPhrase = $"it's no longer compatible. Please check for a new version at {string.Join(" or ", updateUrls)}"; failReason = ModFailReason.Incompatible; return false; @@ -1808,7 +1802,7 @@ namespace StardewModdingAPI.Framework try { // get mod instance - if (!this.TryLoadModEntry(modAssembly, out Mod modEntry, out errorReasonPhrase)) + if (!this.TryLoadModEntry(modAssembly, out Mod? modEntry, out errorReasonPhrase)) { failReason = ModFailReason.LoadFailed; return false; @@ -1822,8 +1816,8 @@ namespace StardewModdingAPI.Framework return this.ModRegistry .GetAll(assemblyMods: false) - .Where(p => p.IsContentPack && mod.HasID(p.Manifest.ContentPackFor.UniqueID)) - .Select(p => p.ContentPack) + .Where(p => p.IsContentPack && mod.HasID(p.Manifest.ContentPackFor!.UniqueID)) + .Select(p => p.ContentPack!) .ToArray(); } @@ -1890,7 +1884,7 @@ namespace StardewModdingAPI.Framework /// <param name="mod">The loaded instance.</param> /// <param name="error">The error indicating why loading failed (if applicable).</param> /// <returns>Returns whether the mod entry class was successfully loaded.</returns> - private bool TryLoadModEntry(Assembly modAssembly, out Mod mod, out string error) + private bool TryLoadModEntry(Assembly modAssembly, [NotNullWhen(true)] out Mod? mod, [NotNullWhen(false)] out string? error) { mod = null; @@ -1908,7 +1902,7 @@ namespace StardewModdingAPI.Framework } // get implementation - mod = (Mod)modAssembly.CreateInstance(modEntries[0].ToString()); + mod = (Mod?)modAssembly.CreateInstance(modEntries[0].ToString()); if (mod == null) { error = "its entry class couldn't be instantiated."; @@ -1954,7 +1948,7 @@ namespace StardewModdingAPI.Framework metadata.LogAsMod($" - {error}", LogLevel.Warn); } - metadata.Translations.SetTranslations(translations); + metadata.Translations!.SetTranslations(translations); } // fake content packs @@ -1997,7 +1991,7 @@ namespace StardewModdingAPI.Framework string locale = Path.GetFileNameWithoutExtension(file.Name.ToLower().Trim()); try { - if (!jsonHelper.ReadJsonFileIfExists(file.FullName, out IDictionary<string, string> data) || data == null) + if (!jsonHelper.ReadJsonFileIfExists(file.FullName, out IDictionary<string, string>? data)) { errors.Add($"{file.Name} file couldn't be read"); // mainly happens when the file is corrupted or empty continue; @@ -2016,8 +2010,8 @@ namespace StardewModdingAPI.Framework foreach (string locale in translations.Keys.ToArray()) { // handle duplicates - HashSet<string> keys = new HashSet<string>(StringComparer.OrdinalIgnoreCase); - HashSet<string> duplicateKeys = new HashSet<string>(StringComparer.OrdinalIgnoreCase); + HashSet<string> keys = new(StringComparer.OrdinalIgnoreCase); + HashSet<string> duplicateKeys = new(StringComparer.OrdinalIgnoreCase); foreach (string key in translations[locale].Keys.ToArray()) { if (!keys.Add(key)) @@ -2107,5 +2101,15 @@ namespace StardewModdingAPI.Framework return null; } + + + /********* + ** Private types + *********/ + /// <summary>A queued console command to run during the update loop.</summary> + /// <param name="Command">The command which can handle the input.</param> + /// <param name="Name">The parsed command name.</param> + /// <param name="Args">The parsed command arguments.</param> + private readonly record struct QueuedCommand(Command Command, string Name, string[] Args); } } diff --git a/src/SMAPI/Framework/SMultiplayer.cs b/src/SMAPI/Framework/SMultiplayer.cs index de3c25a5..c0e8ee81 100644 --- a/src/SMAPI/Framework/SMultiplayer.cs +++ b/src/SMAPI/Framework/SMultiplayer.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.IO; @@ -61,7 +59,7 @@ namespace StardewModdingAPI.Framework private readonly PerScreen<IDictionary<long, MultiplayerPeer>> PeersImpl = new(() => new Dictionary<long, MultiplayerPeer>()); /// <summary>The backing field for <see cref="HostPeer"/>.</summary> - private readonly PerScreen<MultiplayerPeer> HostPeerImpl = new(); + private readonly PerScreen<MultiplayerPeer?> HostPeerImpl = new(); /********* @@ -71,7 +69,7 @@ namespace StardewModdingAPI.Framework public IDictionary<long, MultiplayerPeer> Peers => this.PeersImpl.Value; /// <summary>The metadata for the host player, if the current player is a farmhand.</summary> - public MultiplayerPeer HostPeer + public MultiplayerPeer? HostPeer { get => this.HostPeerImpl.Value; private set => this.HostPeerImpl.Value = value; @@ -115,13 +113,13 @@ namespace StardewModdingAPI.Framework { case LidgrenClient: { - string address = this.Reflection.GetField<string>(client, "address").GetValue(); + string address = this.Reflection.GetField<string>(client, "address").GetValue() ?? throw new InvalidOperationException("Can't initialize base networking client: no valid address found."); return new SLidgrenClient(address, this.OnClientProcessingMessage, this.OnClientSendingMessage); } case GalaxyNetClient: { - GalaxyID address = this.Reflection.GetField<GalaxyID>(client, "lobbyId").GetValue(); + GalaxyID address = this.Reflection.GetField<GalaxyID>(client, "lobbyId").GetValue() ?? throw new InvalidOperationException("Can't initialize GOG networking client: no valid address found."); return new SGalaxyNetClient(address, this.OnClientProcessingMessage, this.OnClientSendingMessage); } @@ -139,13 +137,13 @@ namespace StardewModdingAPI.Framework { case LidgrenServer: { - IGameServer gameServer = this.Reflection.GetField<IGameServer>(server, "gameServer").GetValue(); + IGameServer gameServer = this.Reflection.GetField<IGameServer>(server, "gameServer").GetValue() ?? throw new InvalidOperationException("Can't initialize base networking client: the required 'gameServer' field wasn't found."); return new SLidgrenServer(gameServer, this, this.OnServerProcessingMessage); } case GalaxyNetServer: { - IGameServer gameServer = this.Reflection.GetField<IGameServer>(server, "gameServer").GetValue(); + IGameServer gameServer = this.Reflection.GetField<IGameServer>(server, "gameServer").GetValue() ?? throw new InvalidOperationException("Can't initialize GOG networking client: the required 'gameServer' field wasn't found."); return new SGalaxyNetServer(gameServer, this, this.OnServerProcessingMessage); } @@ -194,7 +192,7 @@ namespace StardewModdingAPI.Framework case (byte)MessageType.ModContext: { // parse message - RemoteContextModel model = this.ReadContext(message.Reader); + RemoteContextModel? model = this.ReadContext(message.Reader); this.Monitor.Log($"Received context for farmhand {message.FarmerID} running {(model != null ? $"SMAPI {model.ApiVersion} with {model.Mods.Length} mods" : "vanilla")}."); // store peer @@ -290,7 +288,7 @@ namespace StardewModdingAPI.Framework case (byte)MessageType.ModContext: { // parse message - RemoteContextModel model = this.ReadContext(message.Reader); + RemoteContextModel? model = this.ReadContext(message.Reader); this.Monitor.Log($"Received context for {(model?.IsHost == true ? "host" : "farmhand")} {message.FarmerID} running {(model != null ? $"SMAPI {model.ApiVersion} with {model.Mods.Length} mods" : "vanilla")}."); // store peer @@ -334,7 +332,7 @@ namespace StardewModdingAPI.Framework case (byte)MessageType.PlayerIntroduction: { // store peer - if (!this.Peers.TryGetValue(message.FarmerID, out MultiplayerPeer peer)) + if (!this.Peers.TryGetValue(message.FarmerID, out MultiplayerPeer? peer)) { peer = new MultiplayerPeer( playerID: message.FarmerID, @@ -367,7 +365,7 @@ namespace StardewModdingAPI.Framework { foreach (long playerID in this.disconnectingFarmers) { - if (this.Peers.TryGetValue(playerID, out MultiplayerPeer peer)) + if (this.Peers.TryGetValue(playerID, out MultiplayerPeer? peer)) { this.Monitor.Log($"Player quit: {playerID}"); this.Peers.Remove(playerID); @@ -384,7 +382,7 @@ namespace StardewModdingAPI.Framework /// <param name="fromModID">The unique ID of the mod sending the message.</param> /// <param name="toModIDs">The mod IDs which should receive the message on the destination computers, or <c>null</c> for all mods. Specifying mod IDs is recommended to improve performance, unless it's a general-purpose broadcast.</param> /// <param name="toPlayerIDs">The <see cref="Farmer.UniqueMultiplayerID" /> values for the players who should receive the message, or <c>null</c> for all players. If you don't need to broadcast to all players, specifying player IDs is recommended to reduce latency.</param> - public void BroadcastModMessage<TMessage>(TMessage message, string messageType, string fromModID, string[] toModIDs, long[] toPlayerIDs) + public void BroadcastModMessage<TMessage>(TMessage message, string messageType, string fromModID, string[]? toModIDs, long[]? toPlayerIDs) { // validate input if (message == null) @@ -488,13 +486,13 @@ namespace StardewModdingAPI.Framework /// <summary>Read the metadata context for a player.</summary> /// <param name="reader">The stream reader.</param> - private RemoteContextModel ReadContext(BinaryReader reader) + private RemoteContextModel? ReadContext(BinaryReader reader) { string data = reader.ReadString(); RemoteContextModel model = this.JsonHelper.Deserialize<RemoteContextModel>(data); return model.ApiVersion != null ? model - : null; // no data available for unmodded players + : null; // no data available for vanilla players } /// <summary>Receive a mod message sent from another player's mods.</summary> @@ -515,12 +513,15 @@ namespace StardewModdingAPI.Framework // forward to other players if (Context.IsMainPlayer && playerIDs.Any(p => p != Game1.player.UniqueMultiplayerID)) { - ModMessageModel newModel = new(model); foreach (long playerID in playerIDs) { - if (playerID != Game1.player.UniqueMultiplayerID && playerID != model.FromPlayerID && this.Peers.TryGetValue(playerID, out MultiplayerPeer peer)) + if (playerID != Game1.player.UniqueMultiplayerID && playerID != model.FromPlayerID && this.Peers.TryGetValue(playerID, out MultiplayerPeer? peer)) { - newModel.ToPlayerIDs = new[] { peer.PlayerID }; + ModMessageModel newModel = new(model) + { + ToPlayerIDs = new[] { peer.PlayerID } + }; + this.Monitor.VerboseLog($" Forwarding message to player {peer.PlayerID}."); peer.SendMessage(new OutgoingMessage((byte)MessageType.ModMessage, peer.PlayerID, this.JsonHelper.Serialize(newModel, Formatting.None))); } @@ -546,22 +547,20 @@ namespace StardewModdingAPI.Framework /// <summary>Get the fields to include in a context sync message sent to other players.</summary> private object[] GetContextSyncMessageFields() { - RemoteContextModel model = new() - { - IsHost = Context.IsWorldReady && Context.IsMainPlayer, - Platform = Constants.TargetPlatform, - ApiVersion = Constants.ApiVersion, - GameVersion = Constants.GameVersion, - Mods = this.ModRegistry + RemoteContextModel model = new( + isHost: Context.IsWorldReady && Context.IsMainPlayer, + platform: Constants.TargetPlatform, + apiVersion: Constants.ApiVersion, + gameVersion: Constants.GameVersion, + mods: this.ModRegistry .GetAll() - .Select(mod => new RemoteContextModModel - { - ID = mod.Manifest.UniqueID, - Name = mod.Manifest.Name, - Version = mod.Manifest.Version - }) + .Select(mod => new RemoteContextModModel( + id: mod.Manifest.UniqueID, + name: mod.Manifest.Name, + version: mod.Manifest.Version + )) .ToArray() - }; + ); return new object[] { this.JsonHelper.Serialize(model, Formatting.None) }; } @@ -573,21 +572,19 @@ namespace StardewModdingAPI.Framework if (!peer.HasSmapi) return new object[] { "{}" }; - RemoteContextModel model = new() - { - IsHost = peer.IsHost, - Platform = peer.Platform.Value, - ApiVersion = peer.ApiVersion, - GameVersion = peer.GameVersion, - Mods = peer.Mods - .Select(mod => new RemoteContextModModel - { - ID = mod.ID, - Name = mod.Name, - Version = mod.Version - }) + RemoteContextModel model = new( + isHost: peer.IsHost, + platform: peer.Platform.Value, + apiVersion: peer.ApiVersion, + gameVersion: peer.GameVersion, + mods: peer.Mods + .Select(mod => new RemoteContextModModel( + id: mod.ID, + name: mod.Name, + version: mod.Version + )) .ToArray() - }; + ); return new object[] { this.JsonHelper.Serialize(model, Formatting.None) }; } diff --git a/src/SMAPI/Framework/Serialization/KeybindConverter.cs b/src/SMAPI/Framework/Serialization/KeybindConverter.cs index f3bab20d..539f1291 100644 --- a/src/SMAPI/Framework/Serialization/KeybindConverter.cs +++ b/src/SMAPI/Framework/Serialization/KeybindConverter.cs @@ -53,13 +53,13 @@ namespace StardewModdingAPI.Framework.Serialization if (objectType == typeof(Keybind)) { - return Keybind.TryParse(str, out Keybind parsed, out string[] errors) + return Keybind.TryParse(str, out Keybind? parsed, out string[] errors) ? parsed : throw new SParseException($"Can't parse {nameof(Keybind)} from invalid value '{str}' (path: {path}).\n{string.Join("\n", errors)}"); } else { - return KeybindList.TryParse(str, out KeybindList parsed, out string[] errors) + return KeybindList.TryParse(str, out KeybindList? parsed, out string[] errors) ? parsed : throw new SParseException($"Can't parse {nameof(KeybindList)} from invalid value '{str}' (path: {path}).\n{string.Join("\n", errors)}"); } diff --git a/src/SMAPI/Framework/StateTracking/FieldWatchers/ComparableWatcher.cs b/src/SMAPI/Framework/StateTracking/FieldWatchers/ComparableWatcher.cs index 4f94294c..5f76fe0a 100644 --- a/src/SMAPI/Framework/StateTracking/FieldWatchers/ComparableWatcher.cs +++ b/src/SMAPI/Framework/StateTracking/FieldWatchers/ComparableWatcher.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; @@ -42,7 +40,8 @@ namespace StardewModdingAPI.Framework.StateTracking.FieldWatchers { this.GetValue = getValue; this.Comparer = comparer; - this.PreviousValue = getValue(); + this.CurrentValue = getValue(); + this.PreviousValue = this.CurrentValue; } /// <summary>Update the current value if needed.</summary> diff --git a/src/SMAPI/Framework/StateTracking/PlayerTracker.cs b/src/SMAPI/Framework/StateTracking/PlayerTracker.cs index 367eafea..5433ac8e 100644 --- a/src/SMAPI/Framework/StateTracking/PlayerTracker.cs +++ b/src/SMAPI/Framework/StateTracking/PlayerTracker.cs @@ -1,7 +1,6 @@ -#nullable disable - using System; using System.Collections.Generic; +using System.Diagnostics.CodeAnalysis; using System.Linq; using StardewModdingAPI.Enums; using StardewModdingAPI.Framework.StateTracking.Comparers; @@ -23,7 +22,7 @@ namespace StardewModdingAPI.Framework.StateTracking private IDictionary<Item, int> CurrentInventory; /// <summary>The player's last valid location.</summary> - private GameLocation LastValidLocation; + private GameLocation? LastValidLocation; /// <summary>The underlying watchers.</summary> private readonly List<IWatcher> Watchers = new(); @@ -36,7 +35,7 @@ namespace StardewModdingAPI.Framework.StateTracking public Farmer Player { get; } /// <summary>The player's current location.</summary> - public IValueWatcher<GameLocation> LocationWatcher { get; } + public IValueWatcher<GameLocation?> LocationWatcher { get; } /// <summary>Tracks changes to the player's skill levels.</summary> public IDictionary<SkillType, IValueWatcher<int>> SkillWatchers { get; } @@ -51,7 +50,8 @@ namespace StardewModdingAPI.Framework.StateTracking { // init player data this.Player = player; - this.PreviousInventory = this.GetInventory(); + this.CurrentInventory = this.GetInventory(); + this.PreviousInventory = new Dictionary<Item, int>(this.CurrentInventory); // init trackers this.LocationWatcher = WatcherFactory.ForReference(this.GetCurrentLocation); @@ -95,7 +95,7 @@ namespace StardewModdingAPI.Framework.StateTracking /// <summary>Get the player's current location, ignoring temporary null values.</summary> /// <remarks>The game will set <see cref="Character.currentLocation"/> to null in some cases, e.g. when they're a secondary player in multiplayer and transition to a location that hasn't been synced yet. While that's happening, this returns the player's last valid location instead.</remarks> - public GameLocation GetCurrentLocation() + public GameLocation? GetCurrentLocation() { return this.Player.currentLocation ?? this.LastValidLocation; } @@ -103,7 +103,7 @@ namespace StardewModdingAPI.Framework.StateTracking /// <summary>Get the inventory changes since the last update, if anything changed.</summary> /// <param name="changes">The inventory changes, or <c>null</c> if nothing changed.</param> /// <returns>Returns whether anything changed.</returns> - public bool TryGetInventoryChanges(out SnapshotItemListDiff changes) + public bool TryGetInventoryChanges([NotNullWhen(true)] out SnapshotItemListDiff? changes) { IDictionary<Item, int> current = this.GetInventory(); @@ -124,7 +124,7 @@ namespace StardewModdingAPI.Framework.StateTracking public void Dispose() { this.PreviousInventory.Clear(); - this.CurrentInventory?.Clear(); + this.CurrentInventory.Clear(); foreach (IWatcher watcher in this.Watchers) watcher.Dispose(); diff --git a/src/SMAPI/Framework/StateTracking/Snapshots/PlayerSnapshot.cs b/src/SMAPI/Framework/StateTracking/Snapshots/PlayerSnapshot.cs index bf81a35e..6a24ec30 100644 --- a/src/SMAPI/Framework/StateTracking/Snapshots/PlayerSnapshot.cs +++ b/src/SMAPI/Framework/StateTracking/Snapshots/PlayerSnapshot.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; @@ -47,17 +45,18 @@ namespace StardewModdingAPI.Framework.StateTracking.Snapshots public PlayerSnapshot(Farmer player) { this.Player = player; + this.Inventory = this.EmptyItemListDiff; } /// <summary>Update the tracked values.</summary> /// <param name="watcher">The player watcher to snapshot.</param> public void Update(PlayerTracker watcher) { - this.Location.Update(watcher.LocationWatcher); - foreach (var pair in this.Skills) - pair.Value.Update(watcher.SkillWatchers[pair.Key]); + this.Location.Update(watcher.LocationWatcher!); + foreach ((SkillType skill, var value) in this.Skills) + value.Update(watcher.SkillWatchers[skill]); - this.Inventory = watcher.TryGetInventoryChanges(out SnapshotItemListDiff itemChanges) + this.Inventory = watcher.TryGetInventoryChanges(out SnapshotItemListDiff? itemChanges) ? itemChanges : this.EmptyItemListDiff; } diff --git a/src/SMAPI/Framework/TemporaryHacks/MiniMonoModHotfix.cs b/src/SMAPI/Framework/TemporaryHacks/MiniMonoModHotfix.cs index 5f0ecfa0..b5fc1f57 100644 --- a/src/SMAPI/Framework/TemporaryHacks/MiniMonoModHotfix.cs +++ b/src/SMAPI/Framework/TemporaryHacks/MiniMonoModHotfix.cs @@ -1,5 +1,3 @@ -#nullable disable - // This temporary utility fixes an esoteric issue in XNA Framework where deserialization depends on // the order of fields returned by Type.GetFields, but that order changes after Harmony/MonoMod use // reflection to access the fields due to an issue in .NET Framework. @@ -7,15 +5,15 @@ // // This will be removed when Harmony/MonoMod are updated to incorporate the fix. // -// Special thanks to 0x0ade for submitting this worokaround! Copy/pasted and adapted from MonoMod. +// Special thanks to 0x0ade for submitting this workaround! Copy/pasted and adapted from MonoMod. using System; -using System.Reflection; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; +using System.Reflection; +using System.Reflection.Emit; using System.Runtime.CompilerServices; using HarmonyLib; -using System.Reflection.Emit; // ReSharper disable once CheckNamespace -- Temporary hotfix submitted by the MonoMod author. namespace MonoMod.Utils @@ -26,33 +24,33 @@ namespace MonoMod.Utils { // .NET Framework can break member ordering if using Module.Resolve* on certain members. - private static object[] _NoArgs = Array.Empty<object>(); - private static object[] _CacheGetterArgs = { /* MemberListType.All */ 0, /* name apparently always null? */ null }; + private static readonly object[] _NoArgs = Array.Empty<object>(); + private static readonly object?[] _CacheGetterArgs = { /* MemberListType.All */ 0, /* name apparently always null? */ null }; - private static Type t_RuntimeModule = + private static readonly Type? t_RuntimeModule = typeof(Module).Assembly .GetType("System.Reflection.RuntimeModule"); - private static PropertyInfo p_RuntimeModule_RuntimeType = + private static readonly PropertyInfo? p_RuntimeModule_RuntimeType = typeof(Module).Assembly .GetType("System.Reflection.RuntimeModule") ?.GetProperty("RuntimeType", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); - private static Type t_RuntimeType = + private static readonly Type? t_RuntimeType = typeof(Type).Assembly .GetType("System.RuntimeType"); - private static PropertyInfo p_RuntimeType_Cache = + private static readonly PropertyInfo? p_RuntimeType_Cache = typeof(Type).Assembly .GetType("System.RuntimeType") ?.GetProperty("Cache", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); - private static MethodInfo m_RuntimeTypeCache_GetFieldList = + private static readonly MethodInfo? m_RuntimeTypeCache_GetFieldList = typeof(Type).Assembly .GetType("System.RuntimeType+RuntimeTypeCache") ?.GetMethod("GetFieldList", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); - private static MethodInfo m_RuntimeTypeCache_GetPropertyList = + private static readonly MethodInfo? m_RuntimeTypeCache_GetPropertyList = typeof(Type).Assembly .GetType("System.RuntimeType+RuntimeTypeCache") ?.GetMethod("GetPropertyList", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); @@ -65,37 +63,37 @@ namespace MonoMod.Utils harmony.Patch( original: typeof(Harmony).Assembly - .GetType("HarmonyLib.MethodBodyReader") + .GetType("HarmonyLib.MethodBodyReader", throwOnError: true)! .GetMethod("ReadOperand", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance), transpiler: new HarmonyMethod(typeof(MiniMonoModHotfix), nameof(ResolveTokenFix)) ); harmony.Patch( original: typeof(MonoMod.Utils.ReflectionHelper).Assembly - .GetType("MonoMod.Utils.DynamicMethodDefinition+<>c__DisplayClass3_0") + .GetType("MonoMod.Utils.DynamicMethodDefinition+<>c__DisplayClass3_0", throwOnError: true)! .GetMethod("<_CopyMethodToDefinition>g__ResolveTokenAs|1", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance), transpiler: new HarmonyMethod(typeof(MiniMonoModHotfix), nameof(ResolveTokenFix)) ); } - private static IEnumerable<CodeInstruction> ResolveTokenFix(IEnumerable<CodeInstruction> instrs) + private static IEnumerable<CodeInstruction> ResolveTokenFix(IEnumerable<CodeInstruction> instructions) { - MethodInfo getdecl = typeof(MiniMonoModHotfix).GetMethod(nameof(GetRealDeclaringType)); - MethodInfo fixup = typeof(MiniMonoModHotfix).GetMethod(nameof(FixReflectionCache)); + MethodInfo getRealDeclaringType = typeof(MiniMonoModHotfix).GetMethod(nameof(MiniMonoModHotfix.GetRealDeclaringType)) ?? throw new InvalidOperationException($"Can't get required method {nameof(MiniMonoModHotfix)}.{nameof(GetRealDeclaringType)}"); + MethodInfo fixReflectionCache = typeof(MiniMonoModHotfix).GetMethod(nameof(MiniMonoModHotfix.FixReflectionCache)) ?? throw new InvalidOperationException($"Can't get required method {nameof(MiniMonoModHotfix)}.{nameof(FixReflectionCache)}"); - foreach (CodeInstruction instr in instrs) + foreach (CodeInstruction instruction in instructions) { - yield return instr; + yield return instruction; - if (instr.operand is MethodInfo called) + if (instruction.operand is MethodInfo called) { switch (called.Name) { case "ResolveType": // type.FixReflectionCache(); yield return new CodeInstruction(OpCodes.Dup); - yield return new CodeInstruction(OpCodes.Call, fixup); + yield return new CodeInstruction(OpCodes.Call, fixReflectionCache); break; case "ResolveMember": @@ -103,15 +101,15 @@ namespace MonoMod.Utils case "ResolveField": // member.GetRealDeclaringType().FixReflectionCache(); yield return new CodeInstruction(OpCodes.Dup); - yield return new CodeInstruction(OpCodes.Call, getdecl); - yield return new CodeInstruction(OpCodes.Call, fixup); + yield return new CodeInstruction(OpCodes.Call, getRealDeclaringType); + yield return new CodeInstruction(OpCodes.Call, fixReflectionCache); break; } } } } - public static Type GetModuleType(this Module module) + public static Type? GetModuleType(this Module? module) { // Sadly we can't blindly resolve type 0x02000001 as the runtime throws ArgumentException. @@ -120,22 +118,21 @@ namespace MonoMod.Utils // .NET if (p_RuntimeModule_RuntimeType != null) - return (Type)p_RuntimeModule_RuntimeType.GetValue(module, _NoArgs); + return (Type?)p_RuntimeModule_RuntimeType.GetValue(module, _NoArgs); // The hotfix doesn't apply to Mono anyway, thus that's not copied over. return null; } - public static Type GetRealDeclaringType(this MemberInfo member) - => member.DeclaringType ?? member.Module.GetModuleType(); + public static Type? GetRealDeclaringType(this MemberInfo member) + { + return member.DeclaringType ?? member.Module.GetModuleType(); + } - public static void FixReflectionCache(this Type type) + public static void FixReflectionCache(this Type? type) { - if (t_RuntimeType == null || - p_RuntimeType_Cache == null || - m_RuntimeTypeCache_GetFieldList == null || - m_RuntimeTypeCache_GetPropertyList == null) + if (t_RuntimeType == null || p_RuntimeType_Cache == null || m_RuntimeTypeCache_GetFieldList == null || m_RuntimeTypeCache_GetPropertyList == null) return; for (; type != null; type = type.DeclaringType) @@ -145,21 +142,17 @@ namespace MonoMod.Utils if (!t_RuntimeType.IsInstanceOfType(type)) continue; - CacheFixEntry entry = _CacheFixed.GetValue(type, rt => { - CacheFixEntry entryNew = new(); - object cache; - Array properties, fields; - + CacheFixEntry entry = _CacheFixed.GetValue(type, rt => + { // All RuntimeTypes MUST have a cache, the getter is non-virtual, it creates on demand and asserts non-null. - entryNew.Cache = cache = p_RuntimeType_Cache.GetValue(rt, _NoArgs); - entryNew.Properties = properties = _GetArray(cache, m_RuntimeTypeCache_GetPropertyList); - entryNew.Fields = fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList); + object cache = MiniMonoModHotfix.p_RuntimeType_Cache.GetValue(rt, MiniMonoModHotfix._NoArgs)!; + Array properties = MiniMonoModHotfix._GetArray(cache, MiniMonoModHotfix.m_RuntimeTypeCache_GetPropertyList); + Array fields = MiniMonoModHotfix._GetArray(cache, MiniMonoModHotfix.m_RuntimeTypeCache_GetFieldList); _FixReflectionCacheOrder<PropertyInfo>(properties); _FixReflectionCacheOrder<FieldInfo>(fields); - entryNew.NeedsVerify = false; - return entryNew; + return new CacheFixEntry(cache, properties, fields, needsVerify: false); }); if (entry.NeedsVerify && !_Verify(entry, type)) @@ -177,44 +170,43 @@ namespace MonoMod.Utils private static bool _Verify(CacheFixEntry entry, Type type) { - object cache; - Array properties, fields; - // The cache can sometimes be invalidated. // TODO: Figure out if only the arrays get replaced or if the entire cache object gets replaced! - if (entry.Cache != (cache = p_RuntimeType_Cache.GetValue(type, _NoArgs))) + object cache = p_RuntimeType_Cache!.GetValue(type, _NoArgs)!; + if (entry.Cache != cache) { entry.Cache = cache; - entry.Properties = _GetArray(cache, m_RuntimeTypeCache_GetPropertyList); - entry.Fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList); + entry.Properties = _GetArray(cache, m_RuntimeTypeCache_GetPropertyList!); + entry.Fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList!); return false; } - else if (entry.Properties != (properties = _GetArray(cache, m_RuntimeTypeCache_GetPropertyList))) + + Array properties = _GetArray(cache, m_RuntimeTypeCache_GetPropertyList!); + if (entry.Properties != properties) { entry.Properties = properties; - entry.Fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList); + entry.Fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList!); return false; - } - else if (entry.Fields != (fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList))) + + Array fields = _GetArray(cache, m_RuntimeTypeCache_GetFieldList!); + if (entry.Fields != fields) { entry.Fields = fields; return false; } - else - { - // Cache should still be the same, no re-fix necessary. - return true; - } + + // Cache should still be the same, no re-fix necessary. + return true; } private static Array _GetArray(object cache, MethodInfo getter) { // Get and discard once, otherwise we might not be getting the actual backing array. getter.Invoke(cache, _CacheGetterArgs); - return (Array)getter.Invoke(cache, _CacheGetterArgs); + return (Array)getter.Invoke(cache, _CacheGetterArgs)!; } private static void _FixReflectionCacheOrder<T>(Array orig) where T : MemberInfo @@ -222,7 +214,7 @@ namespace MonoMod.Utils // Sort using a short-lived list. List<T> list = new List<T>(orig.Length); for (int i = 0; i < orig.Length; i++) - list.Add((T)orig.GetValue(i)); + list.Add((T)orig.GetValue(i)!); list.Sort((a, b) => a.MetadataToken - b.MetadataToken); @@ -232,10 +224,18 @@ namespace MonoMod.Utils private class CacheFixEntry { - public object Cache; + public object? Cache; public Array Properties; public Array Fields; public bool NeedsVerify; + + public CacheFixEntry(object? cache, Array properties, Array fields, bool needsVerify) + { + this.Cache = cache; + this.Properties = properties; + this.Fields = fields; + this.NeedsVerify = needsVerify; + } } } } diff --git a/src/SMAPI/Metadata/CoreAssetPropagator.cs b/src/SMAPI/Metadata/CoreAssetPropagator.cs index b7cec72c..f1b9af9a 100644 --- a/src/SMAPI/Metadata/CoreAssetPropagator.cs +++ b/src/SMAPI/Metadata/CoreAssetPropagator.cs @@ -1,5 +1,3 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; @@ -712,7 +710,7 @@ namespace StardewModdingAPI.Metadata bool isPaintMask = assetName.BaseName.EndsWith(paintMaskSuffix, StringComparison.OrdinalIgnoreCase); // get building type - string type = Path.GetFileName(assetName.BaseName)!; + string type = Path.GetFileName(assetName.BaseName); if (isPaintMask) type = type.Substring(0, type.Length - paintMaskSuffix.Length); @@ -749,7 +747,7 @@ namespace StardewModdingAPI.Metadata if (!ignoreWorld) { - foreach (var location in this.GetLocations()) + foreach (GameLocation location in this.GetLocations()) { foreach (MapSeat seat in location.mapSeats.Where(p => p != null)) { @@ -783,7 +781,7 @@ namespace StardewModdingAPI.Metadata // update sprites Texture2D texture = content.Load<Texture2D>(assetName.BaseName); - foreach (var entry in critters) + foreach (Critter entry in critters) entry.sprite.spriteTexture = texture; return critters.Length; @@ -799,16 +797,16 @@ namespace StardewModdingAPI.Metadata foreach (GameLocation location in this.GetLocations()) { - IEnumerable<InteriorDoor> doors = location.interiorDoors?.Doors; + IEnumerable<InteriorDoor?>? doors = location.interiorDoors?.Doors; if (doors == null) continue; - foreach (InteriorDoor door in doors) + foreach (InteriorDoor? door in doors) { if (door?.Sprite == null) continue; - string curKey = this.Reflection.GetField<string>(door.Sprite, "textureName").GetValue(); + string? curKey = this.Reflection.GetField<string>(door.Sprite, "textureName").GetValue(); if (this.IsSameBaseName(assetName, curKey)) door.Sprite.texture = texture.Value; } @@ -933,7 +931,7 @@ namespace StardewModdingAPI.Metadata // warping onto the wrong tile (or even off-screen) if a patch changes the farmhouse // map on location change. if (playerPos.HasValue) - Game1.player.Position = playerPos.Value; + Game1.player!.Position = playerPos.Value; } /// <summary>Reload the disposition data for matching NPCs.</summary> @@ -1003,7 +1001,11 @@ namespace StardewModdingAPI.Metadata { GameLocation adventureGuild = Game1.getLocationFromName("AdventureGuild"); if (adventureGuild != null) - characters.Add(new { Npc = this.Reflection.GetField<NPC>(adventureGuild, "Gil").GetValue(), AssetName = gilKey }); + { + NPC? gil = this.Reflection.GetField<NPC>(adventureGuild, "Gil").GetValue(); + if (gil != null) + characters.Add(new { Npc = gil, AssetName = gilKey }); + } } } @@ -1029,7 +1031,7 @@ namespace StardewModdingAPI.Metadata foreach (Farmer player in players) { - this.Reflection.GetField<Dictionary<string, Dictionary<int, List<int>>>>(typeof(FarmerRenderer), "_recolorOffsets").GetValue().Remove(player.getTexture()); + this.Reflection.GetField<Dictionary<string, Dictionary<int, List<int>>>>(typeof(FarmerRenderer), "_recolorOffsets").GetValue()?.Remove(player.getTexture()); player.FarmerRenderer.MarkSpriteDirty(); } @@ -1048,11 +1050,12 @@ namespace StardewModdingAPI.Metadata { // get suspension bridges field var field = this.Reflection.GetField<IEnumerable<SuspensionBridge>>(location, nameof(IslandNorth.suspensionBridges), required: false); + // ReSharper disable once ConditionIsAlwaysTrueOrFalse -- field is nullable when required: false if (field == null || !typeof(IEnumerable<SuspensionBridge>).IsAssignableFrom(field.FieldInfo.FieldType)) continue; // update textures - foreach (SuspensionBridge bridge in field.GetValue()) + foreach (SuspensionBridge bridge in field.GetValue()!) this.Reflection.GetField<Texture2D>(bridge, "_texture").SetValue(texture.Value); } @@ -1158,7 +1161,7 @@ namespace StardewModdingAPI.Metadata Game1.samBandName = content.LoadString("Strings/StringsFromCSFiles:Game1.cs.2156"); Game1.elliottBookName = content.LoadString("Strings/StringsFromCSFiles:Game1.cs.2157"); - string[] dayNames = this.Reflection.GetField<string[]>(typeof(Game1), "_shortDayDisplayName").GetValue(); + string[] dayNames = this.Reflection.GetField<string[]>(typeof(Game1), "_shortDayDisplayName").GetValue()!; dayNames[0] = content.LoadString("Strings/StringsFromCSFiles:Game1.cs.3042"); dayNames[1] = content.LoadString("Strings/StringsFromCSFiles:Game1.cs.3043"); dayNames[2] = content.LoadString("Strings/StringsFromCSFiles:Game1.cs.3044"); @@ -1227,7 +1230,7 @@ namespace StardewModdingAPI.Metadata { foreach (Building building in buildableLocation.buildings) { - GameLocation indoors = building.indoors.Value; + GameLocation? indoors = building.indoors.Value; if (indoors != null) yield return new LocationInfo(indoors, building); } @@ -1238,19 +1241,19 @@ namespace StardewModdingAPI.Metadata /// <summary>Get whether two asset names are equivalent if you ignore the locale code.</summary> /// <param name="left">The first value to compare.</param> /// <param name="right">The second value to compare.</param> - private bool IsSameBaseName(IAssetName left, string right) + private bool IsSameBaseName(IAssetName? left, string? right) { if (left is null || right is null) return false; - IAssetName parsedB = this.ParseAssetNameOrNull(right); + IAssetName? parsedB = this.ParseAssetNameOrNull(right); return this.IsSameBaseName(left, parsedB); } /// <summary>Get whether two asset names are equivalent if you ignore the locale code.</summary> /// <param name="left">The first value to compare.</param> /// <param name="right">The second value to compare.</param> - private bool IsSameBaseName(IAssetName left, IAssetName right) + private bool IsSameBaseName(IAssetName? left, IAssetName? right) { if (left is null || right is null) return false; @@ -1260,7 +1263,7 @@ namespace StardewModdingAPI.Metadata /// <summary>Normalize an asset key to match the cache key and assert that it's valid, but don't raise an error for null or empty values.</summary> /// <param name="path">The asset key to normalize.</param> - private IAssetName ParseAssetNameOrNull(string path) + private IAssetName? ParseAssetNameOrNull(string? path) { if (string.IsNullOrWhiteSpace(path)) return null; @@ -1270,7 +1273,7 @@ namespace StardewModdingAPI.Metadata /// <summary>Get the segments in a path (e.g. 'a/b' is 'a' and 'b').</summary> /// <param name="path">The path to check.</param> - private string[] GetSegments(string path) + private string[] GetSegments(string? path) { return path != null ? PathUtilities.GetSegments(path) @@ -1280,7 +1283,7 @@ namespace StardewModdingAPI.Metadata /// <summary>Load a texture, and dispose the old one if <see cref="AggressiveMemoryOptimizations"/> is enabled and it's different from the new instance.</summary> /// <param name="oldTexture">The previous texture to dispose.</param> /// <param name="key">The asset key to load.</param> - private Texture2D LoadAndDisposeIfNeeded(Texture2D oldTexture, string key) + private Texture2D LoadAndDisposeIfNeeded(Texture2D? oldTexture, string key) { // if aggressive memory optimizations are enabled, load the asset from the disposable // content manager and dispose the old instance if needed. @@ -1322,7 +1325,7 @@ namespace StardewModdingAPI.Metadata public GameLocation Location { get; } /// <summary>The building which contains the location, if any.</summary> - public Building ParentBuilding { get; } + public Building? ParentBuilding { get; } /********* @@ -1331,7 +1334,7 @@ namespace StardewModdingAPI.Metadata /// <summary>Construct an instance.</summary> /// <param name="location">The location instance.</param> /// <param name="parentBuilding">The building which contains the location, if any.</param> - public LocationInfo(GameLocation location, Building parentBuilding) + public LocationInfo(GameLocation location, Building? parentBuilding) { this.Location = location; this.ParentBuilding = parentBuilding; diff --git a/src/SMAPI/Translation.cs b/src/SMAPI/Translation.cs index 2a0d2ce8..eb608f15 100644 --- a/src/SMAPI/Translation.cs +++ b/src/SMAPI/Translation.cs @@ -96,7 +96,7 @@ namespace StardewModdingAPI { string key = match.Groups[1].Value.Trim(); return tokenLookup.TryGetValue(key, out string? value) - ? value + ? (value ?? "") : match.Value; }); return new Translation(this.Locale, this.Key, text); diff --git a/src/SMAPI/Utilities/KeybindList.cs b/src/SMAPI/Utilities/KeybindList.cs index 18eeb9fd..aa12a37a 100644 --- a/src/SMAPI/Utilities/KeybindList.cs +++ b/src/SMAPI/Utilities/KeybindList.cs @@ -50,7 +50,7 @@ namespace StardewModdingAPI.Utilities /// <param name="input">The keybind string. See remarks on <see cref="ToString"/> for format details.</param> /// <param name="parsed">The parsed keybind list, if valid.</param> /// <param name="errors">The errors that occurred while parsing the input, if any.</param> - public static bool TryParse(string input, [NotNullWhen(true)] out KeybindList? parsed, out string[] errors) + public static bool TryParse(string? input, [NotNullWhen(true)] out KeybindList? parsed, out string[] errors) { // empty input if (string.IsNullOrWhiteSpace(input)) diff --git a/src/SMAPI/Utilities/PerScreen.cs b/src/SMAPI/Utilities/PerScreen.cs index afe3ba91..799ff63b 100644 --- a/src/SMAPI/Utilities/PerScreen.cs +++ b/src/SMAPI/Utilities/PerScreen.cs @@ -1,8 +1,7 @@ -#nullable disable - using System; using System.Collections.Generic; using System.Linq; +using StardewModdingAPI.Framework; namespace StardewModdingAPI.Utilities { @@ -39,14 +38,28 @@ namespace StardewModdingAPI.Utilities ** Public methods *********/ /// <summary>Construct an instance.</summary> + /// <remarks><strong>Limitation with nullable reference types:</strong> when the underlying type <typeparamref name="T"/> is nullable, this sets the default value to null regardless of whether you marked the type parameter nullable. To avoid that, set the default value with the 'createNewState' argument instead.</remarks> public PerScreen() - : this(null) { } + : this(null!) { } /// <summary>Construct an instance.</summary> /// <param name="createNewState">Create the initial state for a screen.</param> public PerScreen(Func<T> createNewState) { - this.CreateNewState = createNewState ?? (() => default); + // ReSharper disable once ConditionIsAlwaysTrueOrFalse -- required for backwards compatibility + if (createNewState is null) + { + SCore.DeprecationManager.Warn( + SCore.DeprecationManager.GetSourceNameFromStack(), + $"calling the {nameof(PerScreen<T>)} constructor with null", + "3.14.0", + DeprecationLevel.Notice + ); + + createNewState = (() => default!); + } + + this.CreateNewState = createNewState; } /// <summary>Get all active values by screen ID. This doesn't initialize the value for a screen ID if it's not created yet.</summary> @@ -61,7 +74,7 @@ namespace StardewModdingAPI.Utilities public T GetValueForScreen(int screenId) { this.RemoveDeadScreens(); - return this.States.TryGetValue(screenId, out T state) + return this.States.TryGetValue(screenId, out T? state) ? state : this.States[screenId] = this.CreateNewState(); } |