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/* ****************************************************************************
*
* Copyright (c) Microsoft Corporation.
*
* This source code is subject to terms and conditions of the Apache License, Version 2.0. A
* copy of the license can be found in the License.html file at the root of this distribution. If
* you cannot locate the Apache License, Version 2.0, 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 Apache License, Version 2.0.
*
* You must not remove this notice, or any other, from this software.
*
*
* ***************************************************************************/
#if !FEATURE_CORE_DLR
using Microsoft.Scripting.Ast;
using Microsoft.Scripting.Ast.Compiler;
#else
using System.Linq.Expressions;
using System.Linq.Expressions.Compiler;
#endif
using System;
using System.Collections.Generic;
using System.Text;
#if FEATURE_REFEMIT
using System.Reflection.Emit;
#endif
using System.Diagnostics;
using System.Diagnostics.SymbolStore;
using System.Reflection;
namespace System.Runtime.CompilerServices {
#if !FEATURE_CORE_DLR || SILVERLIGHT
using ILGenerator = OffsetTrackingILGenerator;
#endif
/// <summary>
/// Generates debug information for lambdas in an expression tree.
/// </summary>
public abstract class DebugInfoGenerator {
#if FEATURE_PDBEMIT
/// <summary>
/// Creates PDB symbol generator.
/// </summary>
/// <returns>PDB symbol generator.</returns>
public static DebugInfoGenerator CreatePdbGenerator() {
return new SymbolDocumentGenerator();
}
#endif
/// <summary>
/// Marks a sequence point.
/// </summary>
/// <param name="method">The lambda being generated.</param>
/// <param name="ilOffset">IL offset where to mark the sequence point.</param>
/// <param name="sequencePoint">Debug informaton corresponding to the sequence point.</param>
public abstract void MarkSequencePoint(LambdaExpression method, int ilOffset, DebugInfoExpression sequencePoint);
#if FEATURE_REFEMIT
internal virtual void MarkSequencePoint(LambdaExpression method, MethodBase methodBase, ILGenerator ilg, DebugInfoExpression sequencePoint) {
MarkSequencePoint(method, ilg.ILOffset, sequencePoint);
}
internal virtual void SetLocalName(LocalBuilder localBuilder, string name) {
// nop
}
#endif
}
}
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