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/* ****************************************************************************
*
* 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.Collections.Generic;
using System.Linq.Expressions;
using System.Runtime.CompilerServices;
using Microsoft.Scripting.Runtime;
using Microsoft.Scripting.Utils;
using AstUtils = Microsoft.Scripting.Ast.Utils;
namespace Microsoft.Scripting.Ast {
public partial class Utils {
public static Expression VariableDictionary(params ParameterExpression[] variables) {
return VariableDictionary((IEnumerable<ParameterExpression>)variables);
}
public static Expression VariableDictionary(IEnumerable<ParameterExpression> variables) {
var vars = variables.ToReadOnly();
return Expression.New(
typeof(LocalsDictionary).GetConstructor(new[] { typeof(IRuntimeVariables), typeof(SymbolId[]) }),
Expression.RuntimeVariables(vars),
AstUtils.Constant(vars.Map(v => SymbolTable.StringToIdOrEmpty(v.Name)))
);
}
}
}
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