Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System/compmod/system/codedom/CodeSnippetExpression.cs

@@ -0,0 +1,62 @@
+//------------------------------------------------------------------------------
+// <copyright file="CodeSnippetExpression.cs" company="Microsoft">
+// 
+// <OWNER>[....]</OWNER>
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.CodeDom {
+
+    using System.Diagnostics;
+    using System;
+    using Microsoft.Win32;
+    using System.Collections;
+    using System.Runtime.InteropServices;
+
+    /// <devdoc>
+    ///    <para>
+    ///       Represents a snippet expression.
+    ///    </para>
+    /// </devdoc>
+    [
+        ClassInterface(ClassInterfaceType.AutoDispatch),
+        ComVisible(true),
+        Serializable,
+    ]
+    public class CodeSnippetExpression : CodeExpression {
+        private string value;
+
+        /// <devdoc>
+        ///    <para>
+        ///       Initializes a new instance of <see cref='System.CodeDom.CodeSnippetExpression'/>.
+        ///    </para>
+        /// </devdoc>
+        public CodeSnippetExpression() {
+        }
+        
+        /// <devdoc>
+        ///    <para>
+        ///       Initializes a new instance of <see cref='System.CodeDom.CodeSnippetExpression'/> using the specified snippet
+        ///       expression.
+        ///    </para>
+        /// </devdoc>
+        public CodeSnippetExpression(string value) {
+            Value = value;
+        }
+
+        /// <devdoc>
+        ///    <para>
+        ///       Gets or sets the snippet expression.
+        ///    </para>
+        /// </devdoc>
+        public string Value {
+            get {
+                return (value == null) ? string.Empty : value;
+            }
+            set {
+                this.value = value;
+            }
+        }
+    }
+}