// 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.
 
#nullable disable
 
using System.Runtime.InteropServices;
 
namespace Microsoft.VisualStudio.LanguageServices.CSharp.ProjectSystemShim.Interop;
 
[ComImport]
[InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("BD6EE4C6-3BE2-4df9-98D5-4BB2BC874BC1")]
internal interface ICSCompiler
{
    ICSSourceModule CreateSourceModule(ICSSourceText text);
 
    /// <summary>
    /// Get the name table used by the compiler.
    /// </summary>
    ICSNameTable GetNameTable();
 
    /// <summary>
    /// Shutdown the compiler. This is called by whoever is "in charge" of the compiler (usually the host itself)
    /// when it is done with it.  It is used to relieve circular references between the compiler and its host.
    /// </summary>
    void Shutdown();
 
    ICSCompilerConfig GetConfiguration();
 
    ICSInputSet AddInputSet();
    void RemoveInputSet(ICSInputSet inputSet);
 
    void Compile(ICSCompileProgress progress);
 
    void BuildForEnc(ICSCompileProgress progress, ICSEncProjectServices encService, [MarshalAs(UnmanagedType.IUnknown)] object pe);
 
    [return: MarshalAs(UnmanagedType.LPWStr)]
    string GetOutputFileName();
 
    // WARNING: the next two methods are complicated signatures, and so these two functions (CreateParser and
    // CreateLanguageAnalysisEngine) are declared here to hold the vtable slot only. If they are needed, the
    // declarations will have to be filled out.
 
    [return: MarshalAs(UnmanagedType.IUnknown)]
    object CreateParser();
 
    [return: MarshalAs(UnmanagedType.IUnknown)]
    object CreateLanguageAnalysisEngine();
 
    void ReleaseReservedMemory();
}