internal static IEmitResult Emit(this ICompilation compilation)
{
using (var stream = new MemoryStream())
{
return(compilation.Emit(stream));
}
}
private MethodInfo CreateFunctionTarget(CancellationToken cancellationToken)
{
MemoryStream assemblyStream = null;
MemoryStream pdbStream = null;
try
{
ICompilation compilation = _compilationService.GetFunctionCompilation(Metadata);
FunctionSignature functionSignature = compilation.GetEntryPointSignature(_functionEntryPointResolver);
ImmutableArray <Diagnostic> bindingDiagnostics = ValidateFunctionBindingArguments(functionSignature, throwIfFailed: true);
TraceCompilationDiagnostics(bindingDiagnostics);
using (assemblyStream = new MemoryStream())
{
using (pdbStream = new MemoryStream())
{
compilation.Emit(assemblyStream, pdbStream, cancellationToken);
// Check if cancellation was requested while we were compiling,
// and if so quit here.
cancellationToken.ThrowIfCancellationRequested();
Assembly assembly = Assembly.Load(assemblyStream.GetBuffer(), pdbStream.GetBuffer());
_assemblyLoader.CreateOrUpdateContext(Metadata, assembly, _metadataResolver, TraceWriter);
// Get our function entry point
_functionSignature = functionSignature;
System.Reflection.TypeInfo scriptType = assembly.DefinedTypes
.FirstOrDefault(t => string.Compare(t.Name, functionSignature.ParentTypeName, StringComparison.Ordinal) == 0);
return(_functionEntryPointResolver.GetFunctionEntryPoint(scriptType.DeclaredMethods.ToList()));
}
}
}
catch (CompilationErrorException ex)
{
TraceWriter.Error("Function compilation error");
TraceCompilationDiagnostics(ex.Diagnostics);
throw;
}
}
