private static void CompileToMethodInternal(LambdaExpression lambda, MethodBuilder method, DebugInfoGenerator debugInfoGenerator, CompilerOptions options)
{
var compiledLambdas = new List <CompiledLambda>();
ParsedLambda parsedLambda;
var module = method.Module as ModuleBuilder;
if (module == null)
{
throw new ArgumentException("Unable to obtain module builder of the method", "method");
}
method.SetReturnType(lambda.ReturnType);
method.SetParameters(lambda.Parameters.Select(parameter => parameter.Type).ToArray());
var resolvedLambda = new ExpressionClosureResolver(lambda, module, false, options).Resolve(out parsedLambda);
if (!string.IsNullOrEmpty(DebugOutputDirectory))
{
resolvedLambda = AdvancedDebugViewWriter.WriteToModifying(resolvedLambda, parsedLambda.ConstantsType,
parsedLambda.ConstantsParameter, parsedLambda.Constants, GenerateFileName(resolvedLambda));
}
if (parsedLambda.ConstantsParameter != null)
{
throw new InvalidOperationException("Non-trivial constants are not allowed for compilation to method");
}
CompileToMethodInternal(resolvedLambda, debugInfoGenerator, parsedLambda, options, compiledLambdas, method);
}
private static Delegate CompileInternal(LambdaExpression lambda, DebugInfoGenerator debugInfoGenerator, out CompiledLambda[] subLambdas, CompilerOptions options)
{
var compiledLambdas = new List <CompiledLambda>();
ParsedLambda parsedLambda;
var emitToDynamicMethod = debugInfoGenerator == null;
var resolvedLambda = new ExpressionClosureResolver(lambda, Module, emitToDynamicMethod, options).Resolve(out parsedLambda);
if (!string.IsNullOrEmpty(DebugOutputDirectory))
{
resolvedLambda = AdvancedDebugViewWriter.WriteToModifying(resolvedLambda, parsedLambda.ConstantsType,
parsedLambda.ConstantsParameter, parsedLambda.Constants, GenerateFileName(resolvedLambda));
}
var compiledLambda = CompileInternal(resolvedLambda, debugInfoGenerator, parsedLambda, options, false, compiledLambdas);
subLambdas = compiledLambdas.ToArray();
if (compiledLambdas.Count > 0 && emitToDynamicMethod)
{
BuildDelegatesFoister(parsedLambda)(parsedLambda.Constants, compiledLambdas.Select(compIledLambda => compIledLambda.Delegate).ToArray());
}
return(compiledLambda.Delegate);
}
