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//
// Rewriter.cs
//
// Authors:
// Chris Bacon (chrisbacon76@gmail.com)
//
// Copyright (C) 2010 Chris Bacon
//
// 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.Linq;
using System.Text;
using Mono.Cecil.Cil;
using Mono.Cecil;
using System.IO;
namespace Mono.CodeContracts.Rewrite {
public class Rewriter {
public static RewriterResults Rewrite (RewriterOptions options)
{
Rewriter rewriter = new Rewriter(options);
return rewriter.RewriteImpl();
}
private Rewriter(RewriterOptions options)
{
this.options = options;
}
private RewriterOptions options;
private List<string> warnings = new List<string> ();
private List<string> errors = new List<string> ();
private RewriterResults RewriteImpl ()
{
if (!this.options.Rewrite) {
return RewriterResults.Warning ("Not asked to rewrite");
}
if (!this.options.Assembly.IsSet) {
return RewriterResults.Error ("No assembly given to rewrite");
}
var readerParameters = new ReaderParameters ();
if (options.Debug && options.WritePdbFile)
readerParameters.ReadSymbols = true;
using (var assembly = this.options.Assembly.IsFilename ?
AssemblyDefinition.ReadAssembly (options.Assembly.Filename, readerParameters) :
AssemblyDefinition.ReadAssembly (options.Assembly.Streams.Assembly, readerParameters)) {
if (this.options.ForceAssemblyRename != null) {
assembly.Name.Name = this.options.ForceAssemblyRename;
} else if (this.options.OutputFile.IsSet && this.options.OutputFile.IsFilename) {
assembly.Name.Name = Path.GetFileNameWithoutExtension(this.options.OutputFile.Filename);
}
var output = this.options.OutputFile.IsSet ? this.options.OutputFile : this.options.Assembly;
var writerParameters = new WriterParameters ();
if (options.WritePdbFile) {
if (!options.Debug) {
return RewriterResults.Error ("Must specify -debug if using -writePDBFile.");
}
writerParameters.WriteSymbols = true;
}
PerformRewrite rewriter = new PerformRewrite (this.options);
rewriter.Rewrite (assembly);
if (output.IsFilename) {
assembly.Write (output.Filename, writerParameters);
} else {
assembly.Write (output.Streams.Assembly, writerParameters);
}
}
return new RewriterResults (warnings, errors);
}
}
}
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