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//
// CSharpArgumentInfo.cs
//
// Authors:
// Marek Safar <marek.safar@gmail.com>
//
// Copyright (C) 2009 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Dynamic;
using System.Collections.Generic;
using System.Linq;
namespace Microsoft.CSharp.RuntimeBinder
{
public class CSharpArgumentInfo
{
CSharpArgumentInfoFlags flags;
string name;
public CSharpArgumentInfo (CSharpArgumentInfoFlags flags, string name)
{
this.flags = flags;
this.name = name;
}
public override bool Equals (object obj)
{
var other = obj as CSharpArgumentInfo;
return other != null && other.name == name && other.flags == flags;
}
public CSharpArgumentInfoFlags Flags {
get { return flags; }
}
public override int GetHashCode ()
{
return EqualityComparer<string>.Default.GetHashCode (name) ^ flags.GetHashCode ();
}
internal bool IsNamed {
get { return (flags & CSharpArgumentInfoFlags.NamedArgument) != 0; }
}
public string Name {
get { return name; }
}
internal static CallInfo CreateCallInfo (IEnumerable<CSharpArgumentInfo> argumentInfo, int skipCount)
{
var named = from arg in argumentInfo.Skip (skipCount) where arg.IsNamed select arg.Name;
return new CallInfo (Math.Max (0, argumentInfo.Count () - skipCount), named);
}
}
}
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