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//
// CodeAnalysisRunner.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2012 Xamarin Inc. (http://xamarin.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.
//#define PROFILE
using System;
using System.Linq;
using MonoDevelop.AnalysisCore;
using System.Collections.Generic;
using MonoDevelop.Ide.Gui;
using System.Threading;
using MonoDevelop.CodeIssues;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.CodeFixes;
using MonoDevelop.CodeActions;
using MonoDevelop.Core;
using MonoDevelop.AnalysisCore.Gui;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis;
using System.Threading.Tasks;
namespace MonoDevelop.CodeIssues
{
static class CodeDiagnosticRunner
{
public static IEnumerable<Result> Check (AnalysisDocument analysisDocument, CancellationToken cancellationToken)
{
var input = analysisDocument.DocumentContext;
if (!AnalysisOptions.EnableFancyFeatures || input.Project == null || !input.IsCompileableInProject || input.AnalysisDocument == null)
return Enumerable.Empty<Result> ();
try {
var model = input.ParsedDocument.GetAst<SemanticModel> ();
if (model == null)
return Enumerable.Empty<Result> ();
var compilation = model.Compilation;
var language = CodeRefactoringService.MimeTypeToLanguage (analysisDocument.Editor.MimeType);
var providers = new List<DiagnosticAnalyzer> ();
var alreadyAdded = new HashSet<Type>();
var diagnostics = CodeRefactoringService.GetCodeDiagnosticsAsync (analysisDocument.DocumentContext, language, cancellationToken);
foreach (var diagnostic in diagnostics.Result) {
if (alreadyAdded.Contains (diagnostic.DiagnosticAnalyzerType))
continue;
alreadyAdded.Add (diagnostic.DiagnosticAnalyzerType);
var provider = diagnostic.GetProvider ();
providers.Add (provider);
}
if (providers.Count == 0 || cancellationToken.IsCancellationRequested)
return Enumerable.Empty<Result> ();
var localCompilation = CSharpCompilation.Create (
compilation.AssemblyName,
new[] { model.SyntaxTree },
compilation.References,
(CSharpCompilationOptions)compilation.Options
);
CompilationWithAnalyzers compilationWithAnalyzer;
try {
compilationWithAnalyzer = localCompilation.WithAnalyzers (System.Collections.Immutable.ImmutableArray<DiagnosticAnalyzer>.Empty.AddRange (providers), null, cancellationToken);
} catch (Exception) {
return Enumerable.Empty<Result> ();
}
if (input.ParsedDocument == null || cancellationToken.IsCancellationRequested)
return Enumerable.Empty<Result> ();
var diagnosticList = new List<Diagnostic> ();
diagnosticList.AddRange (compilationWithAnalyzer.GetAnalyzerDiagnosticsAsync ().Result);
return diagnosticList
.Where (d => !d.Id.StartsWith("CS", StringComparison.Ordinal))
.Select (diagnostic => {
var res = new DiagnosticResult(diagnostic);
// var line = analysisDocument.Editor.GetLineByOffset (res.Region.Start);
// Console.WriteLine (diagnostic.Id + "/" + res.Region +"/" + analysisDocument.Editor.GetTextAt (line));
return res;
});
} catch (OperationCanceledException) {
return Enumerable.Empty<Result> ();
} catch (AggregateException ae) {
ae.Flatten ().Handle (ix => ix is OperationCanceledException);
return Enumerable.Empty<Result> ();
} catch (Exception e) {
LoggingService.LogError ("Error while running diagnostics.", e);
return Enumerable.Empty<Result> ();
}
}
}
}
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