string GenerateSourceTempFile(HxlCompilerSession session, HxlTemplate template)
{
string name, type;
HxlTemplateAttribute.NameOrDefault(template, out name, out type);
string tempFile = CodeUtility.Slug(name) + "-" + ((ParsedTemplate)template).Signature + ".cs";
using (var sw = session.CreateText(tempFile)) {
HxlCompiler.GenerateOneSourceFile(session, template, sw);
}
return(session.GetFileName(tempFile));
}
public HxlCompilerResults Compile(HxlCompilerSettings settings,
IEnumerable <HxlTemplate> templates)
{
var parseOptions = new CSharpParseOptions(languageVersion: LanguageVersion.CSharp5);
var session = new HxlCompilerSession(settings);
string[] sourceFiles = templates.Select(t => GenerateSourceTempFile(session, t)).ToArray();
// TODO Support generation of version in the output asm more easily
// TODO Support private key signing in the output asm more easily
string moduleName = "Hxl-" + session.SessionID;
var emitOptions = new EmitOptions();
var compilationOptions = new CSharpCompilationOptions(
OutputKind.DynamicallyLinkedLibrary,
moduleName,
null,
null,
Empty <string> .List,
settings.Debug ? OptimizationLevel.Debug : OptimizationLevel.Release,
true,
false,
null,
null,
ImmutableArray <byte> .Empty,
null,
Platform.AnyCpu,
ReportDiagnostic.Default,
1,
null,
false,
null,
null,
null,
null,
null
);
// TODO Previously, we indirectly supported other CodeDOM compiler parameters
// (embedded resources, etc.)
settings.ImplicitAssemblyReferencePolicy.AddAssemblies(session.ImplicitAssemblyReferences);
// TODO Only local paths are allowed
var references = new List <MetadataReference>();
references.AddRange(settings.Assemblies.Select(
t => MetadataReference.CreateFromFile(t.Source.LocalPath,
MetadataReferenceProperties.Assembly,
null)).ToArray());
var compilation = CSharpCompilation.Create(
moduleName,
GetParseTrees(parseOptions, sourceFiles),
references,
compilationOptions);
var outputPath = session.GetFileName(moduleName + ".dll");
var outputStream = File.OpenWrite(outputPath);
var results = compilation.Emit(outputStream,
null,
null,
null,
Empty <ResourceDescription> .List,
emitOptions,
CancellationToken.None);
outputStream.Flush();
outputStream.Dispose();
return(new HxlCompilerResults(new HxlCompilerResultsAdapter(outputPath, results)));
}