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//
// SolutionSizeTracker.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2015 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.
using System;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
namespace MonoDevelop.Ide.TypeSystem
{
sealed class SolutionSizeTracker
{
public static async Task<long> GetSolutionSizeAsync (Workspace workspace, SolutionId id, CancellationToken cancellationToken)
{
long result = 0;
foreach (var project in workspace.CurrentSolution.Projects) {
result += await GetProjectSizeAsync (project, cancellationToken).ConfigureAwait (false);
}
return result;
}
static async Task<long> GetProjectSizeAsync (Project project, CancellationToken cancellationToken)
{
if (project == null)
return 0;
var sum = 0L;
foreach (var document in project.Documents)
sum += await GetDocumentSizeAsync (document, cancellationToken).ConfigureAwait (false);
return sum;
}
static async Task<long> GetDocumentSizeAsync (Document document, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested ();
if (document == null)
return 0;
var result = GetFileSize (document.FilePath);
if (result >= 0) {
return result;
}
// not a physical file, in that case, use text as a fallback.
var text = await document.GetTextAsync (CancellationToken.None).ConfigureAwait (false);
return text.Length;
}
static long GetFileSize (string filepath)
{
if (filepath == null)
return -1;
try {
// just to reduce exception thrown
if (!File.Exists (filepath)) {
return -1;
}
return new FileInfo (filepath).Length;
} catch {
return -1;
}
}
}
}
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