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Diffstat (limited to 'src/mscorlib/src/System/ParamsArray.cs')
-rw-r--r--src/mscorlib/src/System/ParamsArray.cs81
1 files changed, 0 insertions, 81 deletions
diff --git a/src/mscorlib/src/System/ParamsArray.cs b/src/mscorlib/src/System/ParamsArray.cs
deleted file mode 100644
index ed8919c586..0000000000
--- a/src/mscorlib/src/System/ParamsArray.cs
+++ /dev/null
@@ -1,81 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-namespace System
-{
- internal struct ParamsArray
- {
- // Sentinel fixed-length arrays eliminate the need for a "count" field keeping this
- // struct down to just 4 fields. These are only used for their "Length" property,
- // that is, their elements are never set or referenced.
- private static readonly object[] oneArgArray = new object[1];
- private static readonly object[] twoArgArray = new object[2];
- private static readonly object[] threeArgArray = new object[3];
-
- private readonly object arg0;
- private readonly object arg1;
- private readonly object arg2;
-
- // After construction, the first three elements of this array will never be accessed
- // because the indexer will retrieve those values from arg0, arg1, and arg2.
- private readonly object[] args;
-
- public ParamsArray(object arg0)
- {
- this.arg0 = arg0;
- this.arg1 = null;
- this.arg2 = null;
-
- // Always assign this.args to make use of its "Length" property
- this.args = oneArgArray;
- }
-
- public ParamsArray(object arg0, object arg1)
- {
- this.arg0 = arg0;
- this.arg1 = arg1;
- this.arg2 = null;
-
- // Always assign this.args to make use of its "Length" property
- this.args = twoArgArray;
- }
-
- public ParamsArray(object arg0, object arg1, object arg2)
- {
- this.arg0 = arg0;
- this.arg1 = arg1;
- this.arg2 = arg2;
-
- // Always assign this.args to make use of its "Length" property
- this.args = threeArgArray;
- }
-
- public ParamsArray(object[] args)
- {
- int len = args.Length;
- this.arg0 = len > 0 ? args[0] : null;
- this.arg1 = len > 1 ? args[1] : null;
- this.arg2 = len > 2 ? args[2] : null;
- this.args = args;
- }
-
- public int Length
- {
- get { return this.args.Length; }
- }
-
- public object this[int index]
- {
- get { return index == 0 ? this.arg0 : GetAtSlow(index); }
- }
-
- private object GetAtSlow(int index)
- {
- if (index == 1)
- return this.arg1;
- if (index == 2)
- return this.arg2;
- return this.args[index];
- }
- }
-}