From ac19a1a85aac382271b01bfc801f7a293f8b0804 Mon Sep 17 00:00:00 2001
From: Jesse Plamondon-Willard <github@jplamondonw.com>
Date: Sun, 12 Mar 2017 19:05:31 -0400
Subject: add incompatibility finders for events removed in SMAPI 1.9 (#247)

---
 .../Finders/GenericEventFinder.cs                  | 54 ++++++++++++++++++++++
 .../StardewModdingAPI.AssemblyRewriters.csproj     |  1 +
 2 files changed, 55 insertions(+)
 create mode 100644 src/StardewModdingAPI.AssemblyRewriters/Finders/GenericEventFinder.cs

(limited to 'src/StardewModdingAPI.AssemblyRewriters')

diff --git a/src/StardewModdingAPI.AssemblyRewriters/Finders/GenericEventFinder.cs b/src/StardewModdingAPI.AssemblyRewriters/Finders/GenericEventFinder.cs
new file mode 100644
index 00000000..c2a981e5
--- /dev/null
+++ b/src/StardewModdingAPI.AssemblyRewriters/Finders/GenericEventFinder.cs
@@ -0,0 +1,54 @@
+using Mono.Cecil;
+using Mono.Cecil.Cil;
+using StardewModdingAPI.AssemblyRewriters.Framework;
+
+namespace StardewModdingAPI.AssemblyRewriters.Finders
+{
+    /// <summary>Finds CIL instructions that reference a given event.</summary>
+    public sealed class GenericEventFinder : BaseMethodFinder
+    {
+        /*********
+        ** Properties
+        *********/
+        /// <summary>The full type name for which to find references.</summary>
+        private readonly string FullTypeName;
+
+        /// <summary>The event name for which to find references.</summary>
+        private readonly string EventName;
+
+
+        /*********
+        ** Accessors
+        *********/
+        /// <summary>A brief noun phrase indicating what the instruction finder matches.</summary>
+        public override string NounPhrase { get; }
+
+
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Construct an instance.</summary>
+        /// <param name="fullTypeName">The full type name for which to find references.</param>
+        /// <param name="eventName">The event name for which to find references.</param>
+        public GenericEventFinder(string fullTypeName, string eventName)
+        {
+            this.FullTypeName = fullTypeName;
+            this.EventName = eventName;
+            this.NounPhrase = $"obsolete {fullTypeName}.{eventName} event";
+        }
+
+
+        /*********
+        ** Protected methods
+        *********/
+        /// <summary>Get whether a method reference should be rewritten.</summary>
+        /// <param name="instruction">The IL instruction.</param>
+        /// <param name="methodRef">The method reference.</param>
+        /// <param name="platformChanged">Whether the mod was compiled on a different platform.</param>
+        protected override bool IsMatch(Instruction instruction, MethodReference methodRef, bool platformChanged)
+        {
+            return methodRef.DeclaringType.FullName == this.FullTypeName
+                && (methodRef.Name == "add_" + this.EventName || methodRef.Name == "remove_" + this.EventName);
+        }
+    }
+}
diff --git a/src/StardewModdingAPI.AssemblyRewriters/StardewModdingAPI.AssemblyRewriters.csproj b/src/StardewModdingAPI.AssemblyRewriters/StardewModdingAPI.AssemblyRewriters.csproj
index 5089318c..a3322e67 100644
--- a/src/StardewModdingAPI.AssemblyRewriters/StardewModdingAPI.AssemblyRewriters.csproj
+++ b/src/StardewModdingAPI.AssemblyRewriters/StardewModdingAPI.AssemblyRewriters.csproj
@@ -67,6 +67,7 @@
       <Link>Properties\GlobalAssemblyInfo.cs</Link>
     </Compile>
     <Compile Include="Finders\GenericFieldFinder.cs" />
+    <Compile Include="Finders\GenericEventFinder.cs" />
     <Compile Include="Finders\GenericMethodFinder.cs" />
     <Compile Include="Framework\BaseFieldFinder.cs" />
     <Compile Include="Framework\BaseMethodFinder.cs" />
-- 
cgit