Expose MaxUsagesPerEngine as an configuration option in React.NET (#416)

Expose MaxUsagesPerEngine as an configuration option in React.NET

Author: Halstatt

src/React.Core/IReactSiteConfiguration.cs

@@ -102,6 +102,17 @@ public interface IReactSiteConfiguration
 		/// </summary>
 		IReactSiteConfiguration SetMaxEngines(int? maxEngines);
 
+		/// <summary>
+		/// Gets or sets the maximum number of times an engine can be reused before it is disposed.
+		/// <c>0</c> is unlimited. Defaults to <c>100</c>.
+		/// </summary>
+		int? MaxUsagesPerEngine { get; set; }
+		/// <summary>
+		/// Sets the maximum number of times an engine can be reused before it is disposed.
+		/// <c>0</c> is unlimited. Defaults to <c>100</c>.
+		/// </summary>
+		IReactSiteConfiguration SetMaxUsagesPerEngine(int? maxUsagesPerEngine);
+
 		/// <summary>
 		/// Gets or sets whether the MSIE engine should be used if V8 is unavailable.
 		/// </summary>

src/React.Core/JavaScriptEngineFactory.cs

@@ -100,6 +100,10 @@ protected virtual IJsPool CreatePool()
 			{
 				poolConfig.StartEngines = _config.StartEngines.Value;
 			}
+			if (_config.MaxUsagesPerEngine != null)
+			{
+				poolConfig.MaxUsagesPerEngine = _config.MaxUsagesPerEngine.Value;
+			}
 
 			var pool = new JsPool(poolConfig);
 			// Reset the recycle exception on recycle. If there *are* errors loading the scripts

src/React.Core/ReactSiteConfiguration.cs

@@ -191,6 +191,21 @@ public IReactSiteConfiguration SetMaxEngines(int? maxEngines)
 			return this;
 		}
 
+		/// <summary>
+		/// Gets or sets the maximum number of times an engine can be reused before it is disposed.
+		/// <c>0</c> is unlimited. Defaults to <c>100</c>.
+		/// </summary>
+		public int? MaxUsagesPerEngine { get; set; }
+		/// <summary>
+		/// Sets the maximum number of times an engine can be reused before it is disposed.
+		/// <c>0</c> is unlimited. Defaults to <c>100</c>.
+		/// </summary>
+		public IReactSiteConfiguration SetMaxUsagesPerEngine(int? maxUsagesPerEngine)
+		{
+			MaxUsagesPerEngine = maxUsagesPerEngine;
+			return this;
+		}
+
 		/// <summary>
 		/// Gets or sets whether the MSIE engine should be used if V8 is unavailable.
 		/// </summary>