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//
// MonoDevelopWorkspace.MetadataReferenceHandler.cs
//
// Author:
// Marius Ungureanu <maungu@microsoft.com>
//
// Copyright (c) 2018 Microsoft Inc.
//
// 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.Collections.Generic;
using System.Collections.Immutable;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
using MonoDevelop.Core;
namespace MonoDevelop.Ide.TypeSystem
{
public partial class MonoDevelopWorkspace
{
internal class MetadataReferenceHandler
{
static readonly string [] DefaultAssemblies = {
typeof(string).Assembly.Location, // mscorlib
typeof(System.Text.RegularExpressions.Regex).Assembly.Location, // System
typeof(System.Linq.Enumerable).Assembly.Location, // System.Core
typeof(System.Data.VersionNotFoundException).Assembly.Location, // System.Data
typeof(System.Xml.XmlDocument).Assembly.Location, // System.Xml
};
readonly MonoDevelopMetadataReferenceManager manager;
readonly ProjectDataMap projectMap;
public MetadataReferenceHandler (MonoDevelopMetadataReferenceManager manager, ProjectDataMap projectMap)
{
this.manager = manager;
this.projectMap = projectMap;
}
ImmutableArray<MonoDevelopMetadataReference> CreateDefaultMetadataReferences ()
{
var builder = ImmutableArray.CreateBuilder<MonoDevelopMetadataReference> (DefaultAssemblies.Length);
foreach (var asm in DefaultAssemblies) {
var metadataReference = manager.GetOrCreateMetadataReference (asm, MetadataReferenceProperties.Assembly);
builder.Add (metadataReference);
}
return builder.MoveToImmutable ();
}
public async Task<(ImmutableArray<MonoDevelopMetadataReference>, ImmutableArray<ProjectReference>)> CreateReferences (MonoDevelop.Projects.Project proj, CancellationToken token)
{
var metadataReferences = await CreateMetadataReferences (proj, token).ConfigureAwait (false);
if (token.IsCancellationRequested)
return (ImmutableArray<MonoDevelopMetadataReference>.Empty, ImmutableArray<ProjectReference>.Empty);
var projectReferences = await CreateProjectReferences (proj, token).ConfigureAwait (false);
return (metadataReferences, projectReferences);
}
async Task<ImmutableArray<MonoDevelopMetadataReference>> CreateMetadataReferences (MonoDevelop.Projects.Project proj, CancellationToken token)
{
// create some default references for unsupported project types.
if (!(proj is MonoDevelop.Projects.DotNetProject netProject)) {
return CreateDefaultMetadataReferences ();
}
var data = new AddMetadataReferencesData {
Result = new List<MonoDevelopMetadataReference> (),
Project = netProject,
Visited = new HashSet<string> (FilePath.PathComparer),
ConfigurationSelector = IdeApp.Workspace?.ActiveConfiguration ?? MonoDevelop.Projects.ConfigurationSelector.Default,
Token = token,
};
if (!await AddMetadataAssemblyReferences (data))
return ImmutableArray<MonoDevelopMetadataReference>.Empty;
return data.Result.ToImmutableArray ();
}
class AddMetadataReferencesData
{
public List<MonoDevelopMetadataReference> Result;
public MonoDevelop.Projects.DotNetProject Project;
public MonoDevelop.Projects.ConfigurationSelector ConfigurationSelector;
public HashSet<string> Visited;
public CancellationToken Token;
}
async Task<bool> AddMetadataAssemblyReferences (AddMetadataReferencesData data)
{
try {
var referencedAssemblies = await data.Project.GetReferencedAssemblies (data.ConfigurationSelector, false).ConfigureAwait (false);
foreach (var file in referencedAssemblies) {
if (file.IsProjectReference)
continue;
if (data.Token.IsCancellationRequested)
return false;
if (!data.Visited.Add (file.FilePath))
continue;
var aliases = file.EnumerateAliases ().ToImmutableArray ();
var metadataReference = manager.GetOrCreateMetadataReference (file.FilePath, new MetadataReferenceProperties (aliases: aliases));
if (metadataReference != null)
data.Result.Add (metadataReference);
}
return true;
} catch (Exception e) {
LoggingService.LogError ("Error while getting referenced assemblies", e);
// TODO: Check whether this should return false, I retained compat for now.
return true;
}
}
async Task<ImmutableArray<ProjectReference>> CreateProjectReferences (MonoDevelop.Projects.Project p, CancellationToken token)
{
if (!(p is MonoDevelop.Projects.DotNetProject netProj))
return ImmutableArray<ProjectReference>.Empty;
List<MonoDevelop.Projects.AssemblyReference> references;
try {
var config = IdeApp.Workspace?.ActiveConfiguration ?? MonoDevelop.Projects.ConfigurationSelector.Default;
references = await netProj.GetReferences (config, token).ConfigureAwait (false);
} catch (Exception e) {
LoggingService.LogError ("Error while getting referenced projects.", e);
return ImmutableArray<ProjectReference>.Empty;
};
return CreateProjectReferencesFromAssemblyReferences (netProj, references).ToImmutableArray ();
}
IEnumerable<ProjectReference> CreateProjectReferencesFromAssemblyReferences (MonoDevelop.Projects.DotNetProject p, List<MonoDevelop.Projects.AssemblyReference> references)
{
var addedProjects = new HashSet<MonoDevelop.Projects.DotNetProject> ();
foreach (var pr in references) {
if (!pr.IsProjectReference || !pr.ReferenceOutputAssembly)
continue;
var referencedItem = pr.GetReferencedItem (p.ParentSolution);
if (!(referencedItem is MonoDevelop.Projects.DotNetProject referencedProject))
continue;
if (!addedProjects.Add (referencedProject))
continue;
if (TypeSystemService.IsOutputTrackedProject (referencedProject))
continue;
var aliases = pr.EnumerateAliases ();
yield return new ProjectReference (projectMap.GetOrCreateId (referencedProject, null), aliases.ToImmutableArray ());
}
}
}
}
}
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