diff options
Diffstat (limited to 'src/StardewModdingAPI.AssemblyRewriters/RewriteHelper.cs')
-rw-r--r-- | src/StardewModdingAPI.AssemblyRewriters/RewriteHelper.cs | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/src/StardewModdingAPI.AssemblyRewriters/RewriteHelper.cs b/src/StardewModdingAPI.AssemblyRewriters/RewriteHelper.cs deleted file mode 100644 index cfb330dd..00000000 --- a/src/StardewModdingAPI.AssemblyRewriters/RewriteHelper.cs +++ /dev/null @@ -1,94 +0,0 @@ -using System; -using System.Linq; -using System.Reflection; -using Mono.Cecil; -using Mono.Cecil.Cil; - -namespace StardewModdingAPI.AssemblyRewriters -{ - /// <summary>Provides helper methods for field rewriters.</summary> - internal static class RewriteHelper - { - /********* - ** Public methods - *********/ - /// <summary>Get the field reference from an instruction if it matches.</summary> - /// <param name="instruction">The IL instruction.</param> - public static FieldReference AsFieldReference(Instruction instruction) - { - return instruction.OpCode == OpCodes.Ldfld || instruction.OpCode == OpCodes.Ldsfld || instruction.OpCode == OpCodes.Stfld || instruction.OpCode == OpCodes.Stsfld - ? (FieldReference)instruction.Operand - : null; - } - - /// <summary>Get the method reference from an instruction if it matches.</summary> - /// <param name="instruction">The IL instruction.</param> - public static MethodReference AsMethodReference(Instruction instruction) - { - return instruction.OpCode == OpCodes.Call || instruction.OpCode == OpCodes.Callvirt - ? (MethodReference)instruction.Operand - : null; - } - - /// <summary>Get whether a type matches a type reference.</summary> - /// <param name="type">The defined type.</param> - /// <param name="reference">The type reference.</param> - public static bool IsSameType(Type type, TypeReference reference) - { - // same namespace & name - if (type.Namespace != reference.Namespace || type.Name != reference.Name) - return false; - - // same generic parameters - if (type.IsGenericType) - { - if (!reference.IsGenericInstance) - return false; - - Type[] defGenerics = type.GetGenericArguments(); - TypeReference[] refGenerics = ((GenericInstanceType)reference).GenericArguments.ToArray(); - if (defGenerics.Length != refGenerics.Length) - return false; - for (int i = 0; i < defGenerics.Length; i++) - { - if (!RewriteHelper.IsSameType(defGenerics[i], refGenerics[i])) - return false; - } - } - - return true; - } - - /// <summary>Get whether a method definition matches the signature expected by a method reference.</summary> - /// <param name="definition">The method definition.</param> - /// <param name="reference">The method reference.</param> - public static bool HasMatchingSignature(MethodInfo definition, MethodReference reference) - { - // same name - if (definition.Name != reference.Name) - return false; - - // same arguments - ParameterInfo[] definitionParameters = definition.GetParameters(); - ParameterDefinition[] referenceParameters = reference.Parameters.ToArray(); - if (referenceParameters.Length != definitionParameters.Length) - return false; - for (int i = 0; i < referenceParameters.Length; i++) - { - if (!RewriteHelper.IsSameType(definitionParameters[i].ParameterType, referenceParameters[i].ParameterType)) - return false; - } - return true; - } - - /// <summary>Get whether a type has a method whose signature matches the one expected by a method reference.</summary> - /// <param name="type">The type to check.</param> - /// <param name="reference">The method reference.</param> - public static bool HasMatchingSignature(Type type, MethodReference reference) - { - return type - .GetMethods(BindingFlags.Instance | BindingFlags.DeclaredOnly | BindingFlags.Public) - .Any(method => RewriteHelper.HasMatchingSignature(method, reference)); - } - } -} |