From 219696275df054d25cd385f950eb01ee33312e76 Mon Sep 17 00:00:00 2001
From: Jesse Plamondon-Willard <Pathoschild@users.noreply.github.com>
Date: Sat, 11 Jan 2020 13:20:37 -0500
Subject: fix errors due to async threads creating content managers

---
 src/SMAPI/Framework/InternalExtensions.cs | 70 +++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

(limited to 'src/SMAPI/Framework/InternalExtensions.cs')

diff --git a/src/SMAPI/Framework/InternalExtensions.cs b/src/SMAPI/Framework/InternalExtensions.cs
index c3155b1c..8b45e196 100644
--- a/src/SMAPI/Framework/InternalExtensions.cs
+++ b/src/SMAPI/Framework/InternalExtensions.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Reflection;
+using System.Threading;
 using Microsoft.Xna.Framework.Graphics;
 using StardewModdingAPI.Framework.Events;
 using StardewModdingAPI.Framework.Reflection;
@@ -83,6 +84,75 @@ namespace StardewModdingAPI.Framework
             return exception;
         }
 
+        /****
+        ** ReaderWriterLockSlim
+        ****/
+        /// <summary>Run code within a read lock.</summary>
+        /// <param name="lock">The lock to set.</param>
+        /// <param name="action">The action to perform.</param>
+        public static void InReadLock(this ReaderWriterLockSlim @lock, Action action)
+        {
+            @lock.EnterReadLock();
+            try
+            {
+                action();
+            }
+            finally
+            {
+                @lock.ExitReadLock();
+            }
+        }
+
+        /// <summary>Run code within a read lock.</summary>
+        /// <typeparam name="TReturn">The action's return value.</typeparam>
+        /// <param name="lock">The lock to set.</param>
+        /// <param name="action">The action to perform.</param>
+        public static TReturn InReadLock<TReturn>(this ReaderWriterLockSlim @lock, Func<TReturn> action)
+        {
+            @lock.EnterReadLock();
+            try
+            {
+                return action();
+            }
+            finally
+            {
+                @lock.ExitReadLock();
+            }
+        }
+
+        /// <summary>Run code within a write lock.</summary>
+        /// <param name="lock">The lock to set.</param>
+        /// <param name="action">The action to perform.</param>
+        public static void InWriteLock(this ReaderWriterLockSlim @lock, Action action)
+        {
+            @lock.EnterWriteLock();
+            try
+            {
+                action();
+            }
+            finally
+            {
+                @lock.ExitWriteLock();
+            }
+        }
+
+        /// <summary>Run code within a write lock.</summary>
+        /// <typeparam name="TReturn">The action's return value.</typeparam>
+        /// <param name="lock">The lock to set.</param>
+        /// <param name="action">The action to perform.</param>
+        public static TReturn InWriteLock<TReturn>(this ReaderWriterLockSlim @lock, Func<TReturn> action)
+        {
+            @lock.EnterWriteLock();
+            try
+            {
+                return action();
+            }
+            finally
+            {
+                @lock.ExitWriteLock();
+            }
+        }
+
         /****
         ** Sprite batch
         ****/
-- 
cgit