public Task <CompilationResult> Compile(IFileInfo file, ITrace tracer)
{
Requires.NotNull(file, "file");
Requires.NotNull(tracer, "tracer");
// Generate a content id
string contentId = ContentIdentifier.GenerateContentId(file);
tracer.WriteLine("CompilationManager - Content ID: {0}", contentId);
WeakReference <Type> cacheEntry;
if (Cache.TryGetValue(contentId, out cacheEntry))
{
Type cached;
if (cacheEntry.TryGetTarget(out cached))
{
return(Task.FromResult(CompilationResult.FromCache(cached)));
}
else
{
tracer.WriteLine("CompilationManager - Expired: {0}", contentId);
Cache.Remove(contentId);
}
}
foreach (var compiler in _compilers)
{
if (compiler.CanCompile(file))
{
tracer.WriteLine("CompilationManager - Selected compiler: '{0}'", compiler.GetType().Name);
return(CompileWith(compiler, contentId, file));
}
}
return(Task.FromResult(CompilationResult.Failed(null, new[]
{
new CompilationMessage(
MessageLevel.Error,
Resources.DefaultCompilationManager_CannotFindCompiler,
new FileLocation(file.PhysicalPath ?? file.Name))
})));
}
