diff options
Diffstat (limited to 'src/SMAPI/Framework/ModLoading')
-rw-r--r-- | src/SMAPI/Framework/ModLoading/Rewriters/VirtualEntryCallRemover.cs | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/SMAPI/Framework/ModLoading/Rewriters/VirtualEntryCallRemover.cs b/src/SMAPI/Framework/ModLoading/Rewriters/VirtualEntryCallRemover.cs deleted file mode 100644 index 322a7df1..00000000 --- a/src/SMAPI/Framework/ModLoading/Rewriters/VirtualEntryCallRemover.cs +++ /dev/null @@ -1,90 +0,0 @@ -using System; -using Mono.Cecil; -using Mono.Cecil.Cil; - -namespace StardewModdingAPI.Framework.ModLoading.Rewriters -{ - /// <summary>Rewrites virtual calls to the <see cref="Mod.Entry"/> method.</summary> - internal class VirtualEntryCallRemover : IInstructionHandler - { - /********* - ** Properties - *********/ - /// <summary>The type containing the method.</summary> - private readonly Type ToType; - - /// <summary>The name of the method.</summary> - private readonly string MethodName; - - - /********* - ** Accessors - *********/ - /// <summary>A brief noun phrase indicating what the instruction finder matches.</summary> - public string NounPhrase { get; } - - - /********* - ** Public methods - *********/ - /// <summary>Construct an instance.</summary> - public VirtualEntryCallRemover() - { - this.ToType = typeof(Mod); - this.MethodName = nameof(Mod.Entry); - this.NounPhrase = $"{this.ToType.Name}::{this.MethodName}"; - } - - /// <summary>Perform the predefined logic for a method if applicable.</summary> - /// <param name="module">The assembly module containing the instruction.</param> - /// <param name="method">The method definition containing the instruction.</param> - /// <param name="assemblyMap">Metadata for mapping assemblies to the current platform.</param> - /// <param name="platformChanged">Whether the mod was compiled on a different platform.</param> - public InstructionHandleResult Handle(ModuleDefinition module, MethodDefinition method, PlatformAssemblyMap assemblyMap, bool platformChanged) - { - return InstructionHandleResult.None; - } - - /// <summary>Perform the predefined logic for an instruction if applicable.</summary> - /// <param name="module">The assembly module containing the instruction.</param> - /// <param name="cil">The CIL processor.</param> - /// <param name="instruction">The instruction to handle.</param> - /// <param name="assemblyMap">Metadata for mapping assemblies to the current platform.</param> - /// <param name="platformChanged">Whether the mod was compiled on a different platform.</param> - public InstructionHandleResult Handle(ModuleDefinition module, ILProcessor cil, Instruction instruction, PlatformAssemblyMap assemblyMap, bool platformChanged) - { - if (!this.IsMatch(instruction)) - return InstructionHandleResult.None; - - // get instructions comprising method call - int index = cil.Body.Instructions.IndexOf(instruction); - Instruction loadArg0 = cil.Body.Instructions[index - 2]; - Instruction loadArg1 = cil.Body.Instructions[index - 1]; - if (loadArg0.OpCode != OpCodes.Ldarg_0) - throw new InvalidOperationException($"Unexpected instruction sequence while removing virtual {this.ToType.Name}.{this.MethodName} call: found {loadArg0.OpCode.Name} instead of {OpCodes.Ldarg_0.Name}"); - if (loadArg1.OpCode != OpCodes.Ldarg_1) - throw new InvalidOperationException($"Unexpected instruction sequence while removing virtual {this.ToType.Name}.{this.MethodName} call: found {loadArg1.OpCode.Name} instead of {OpCodes.Ldarg_1.Name}"); - - // remove method call - cil.Remove(loadArg0); - cil.Remove(loadArg1); - cil.Remove(instruction); - return InstructionHandleResult.Rewritten; - } - - - /********* - ** Protected methods - *********/ - /// <summary>Get whether a CIL instruction matches.</summary> - /// <param name="instruction">The IL instruction.</param> - protected bool IsMatch(Instruction instruction) - { - MethodReference methodRef = RewriteHelper.AsMethodReference(instruction); - return - methodRef != null - && methodRef.DeclaringType.FullName == this.ToType.FullName - && methodRef.Name == this.MethodName; - } - } -} |