using Mono.Cecil; using Mono.Cecil.Cil; using StardewModdingAPI.Framework.ModLoading.Framework; namespace StardewModdingAPI.Framework.ModLoading.Finders { /// <summary>Finds incompatible CIL instructions that reference a given field.</summary> internal class FieldFinder : BaseInstructionHandler { /********* ** Fields *********/ /// <summary>The full type name for which to find references.</summary> private readonly string FullTypeName; /// <summary>The field name for which to find references.</summary> private readonly string FieldName; /// <summary>The result to return for matching instructions.</summary> private readonly InstructionHandleResult Result; /********* ** Public methods *********/ /// <summary>Construct an instance.</summary> /// <param name="fullTypeName">The full type name for which to find references.</param> /// <param name="fieldName">The field name for which to find references.</param> /// <param name="result">The result to return for matching instructions.</param> public FieldFinder(string fullTypeName, string fieldName, InstructionHandleResult result) : base(defaultPhrase: $"{fullTypeName}.{fieldName} field") { this.FullTypeName = fullTypeName; this.FieldName = fieldName; this.Result = result; } /// <inheritdoc /> public override bool Handle(ModuleDefinition module, ILProcessor cil, Instruction instruction) { if (!this.Flags.Contains(this.Result) && RewriteHelper.IsFieldReferenceTo(instruction, this.FullTypeName, this.FieldName)) this.MarkFlag(this.Result); return false; } } }