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//
// ITypeSystemParser.cs
//
// Author:
// Mike Krüger <mkrueger@novell.com>
//
// Copyright (c) 2011 Mike Krüger <mkrueger@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.IO;
using ICSharpCode.NRefactory.TypeSystem;
using MonoDevelop.Projects;
using MonoDevelop.Core.Text;
using Microsoft.CodeAnalysis;
using System.Threading.Tasks;
using System.Threading;
using MonoDevelop.Ide.Editor.Projection;
using MonoDevelop.Ide.Editor;
using System.Collections.Generic;
namespace MonoDevelop.Ide.TypeSystem
{
public sealed class ParseOptions
{
public string FileName { get; set; }
public ITextSource Content { get; set; }
public MonoDevelop.Projects.Project Project { get; set; }
public Document RoslynDocument { get; set; }
}
[Flags]
public enum DisabledProjectionFeatures {
None = 0,
Completion = 1 << 0,
SemanticHighlighting = 1 << 1,
Tooltips = 1 << 2,
All = Completion | SemanticHighlighting | Tooltips
}
public class ParsedDocumentProjection
{
public ParsedDocument ParsedDocument { get; private set; }
public IReadOnlyList<Projection> Projections { get; private set;}
public DisabledProjectionFeatures DisabledProjectionFeatures { get; private set;}
public ParsedDocumentProjection (ParsedDocument parsedDocument, IReadOnlyList<Projection> projections, DisabledProjectionFeatures disabledProjectionFeatures = DisabledProjectionFeatures.None)
{
this.ParsedDocument = parsedDocument;
this.Projections = projections;
this.DisabledProjectionFeatures = disabledProjectionFeatures;
}
}
/// <summary>
/// A type system parser provides a ParsedDocument (which just adds some more information to a IUnresolvedFile) for
/// a given file. This is required for adding information to the type system service to make the file contents available
/// for type lookup (code completion, resolving etc.).
/// </summary>
public abstract class TypeSystemParser
{
/// <summary>
/// Parse the specified file. The file content is provided as text reader.
/// </summary>
/// <param name='storeAst'>
/// If set to <c>true</c> the ast should be stored in the parsed document.
/// </param>
/// <param name='fileName'>
/// The name of the file.
/// </param>
/// <param name='content'>
/// A text reader providing the file contents.
/// </param>
/// <param name='project'>
/// The project the file belongs to.
/// </param>
public abstract Task<ParsedDocument> Parse (ParseOptions options, CancellationToken cancellationToken = default(CancellationToken));
/// <summary>
/// If true projections are possible. A projection transforms a source to a target language and maps certain parts of the file to parts in the projected file.
/// That's used for embedded languages for example.
/// </summary>
/// <returns><c>true</c> if this instance can generate projection the specified mimeType buildAction supportedLanguages;
/// otherwise, <c>false</c>.</returns>
/// <param name="mimeType">MIME type.</param>
/// <param name="buildAction">Build action.</param>
/// <param name="supportedLanguages">Supported languages.</param>
public virtual bool CanGenerateProjection (string mimeType, string buildAction, string[] supportedLanguages)
{
return false;
}
/// <summary>
/// Generates the plain projection. This is used for type system services.
/// </summary>
/// <returns>The projection.</returns>
/// <param name="options">Options.</param>
/// <param name="cancellationToken">Cancellation token.</param>
public virtual Task<IReadOnlyList<Projection>> GenerateProjections (ParseOptions options, CancellationToken cancellationToken = default(CancellationToken))
{
throw new NotSupportedException ();
}
/// <summary>
/// Generates the parsed document projection. That contains the parsed document and the projection. This is used inside the IDE for the editor.
/// That's usually more efficient than calling Parse/GenerateProjection separately.
/// </summary>
/// <returns>The parsed document projection.</returns>
/// <param name="options">Options.</param>
/// <param name="cancellationToken">Cancellation token.</param>
public virtual Task<ParsedDocumentProjection> GenerateParsedDocumentProjection (ParseOptions options, CancellationToken cancellationToken = default(CancellationToken))
{
throw new NotSupportedException ();
}
/// <summary>
/// Gets an up to date partial projection used by code completion.
/// </summary>
public virtual Task<IReadOnlyList<Projection>> GetPartialProjectionsAsync (DocumentContext ctx, TextEditor editor, ParsedDocument currentParsedDocument, CancellationToken cancellationToken = default(CancellationToken))
{
throw new NotSupportedException ();
}
}
}
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