/* ****************************************************************************
*
* Copyright (c) Microsoft Corporation.
*
* This source code is subject to terms and conditions of the Microsoft Public License. A
* copy of the license can be found in the License.html file at the root of this distribution. If
* you cannot locate the Microsoft Public License, please send an email to
* dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
* by the terms of the Microsoft Public License.
*
* You must not remove this notice, or any other, from this software.
*
*
* ***************************************************************************/
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Dynamic;
using Microsoft.Contracts;
using Microsoft.Scripting.Actions;
using Microsoft.Scripting.Runtime;
using Microsoft.Scripting.Utils;
using Microsoft.Scripting.Generation;
namespace Microsoft.Scripting.Actions.Calls{
/// <summary>
/// Represents a collection of MethodCandidate's which all accept the
/// same number of logical parameters. For example a params method
/// and a method with 3 parameters would both be a CandidateSet for 3 parameters.
/// </summary>
internal sealed class CandidateSet {
private readonly int _arity;
private readonly List<MethodCandidate> _candidates;
internal CandidateSet(int count) {
_arity = count;
_candidates = new List<MethodCandidate>();
}
internal List<MethodCandidate> Candidates {
get { return _candidates; }
}
internal int Arity {
get { return _arity; }
}
internal bool IsParamsDictionaryOnly() {
foreach (MethodCandidate candidate in _candidates) {
if (!candidate.HasParamsDictionary) {
return false;
}
}
return true;
}
internal void Add(MethodCandidate target) {
Debug.Assert(target.ParameterCount == _arity);
_candidates.Add(target);
}
[Confined]
public override string ToString() {
return string.Format("{0}: ({1} on {2})", _arity, _candidates[0].Overload.Name, _candidates[0].Overload.DeclaringType.FullName);
}
}
}
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