public static void ImportExtensionMethodsIntoPackage(Package package, Type type) { package.VerifyNoMissingSymbols(); var isbuiltin = type.Assembly == Assembly.GetExecutingAssembly(); var extendedType = (Type)package.Dict["T"].CheckedValue; var restrictedImport = type.GetCustomAttributes(typeof(RestrictedImportAttribute), true).Length != 0; var names = type.GetMethods(ImportBindingFlags).Select(x => x.Name).Distinct().ToArray(); foreach (var name in names) { var methods = type.GetMember(name, ImportBindingFlags) .Where(x => x is MethodInfo) .Select(x => (MethodInfo)ResolveGenericMethod((MethodInfo)x)) .Where(x => ExtendsType(x, extendedType)) .ToList(); if (methods.Count == 0) { continue; } var importable = !restrictedImport || methods[0].GetCustomAttributes(typeof(LispAttribute), true).Length != 0; if (!importable) { continue; } var sym = package.FindOrCreate(name.LispName(), useMissing: true, excludeUseList: true, export: true); var builtin = sym.Value as ImportedFunction; if (builtin == null) { sym.FunctionValue = builtin = new ImportedFunction(name, type); } if (isbuiltin) { // Designed to go before other methods. methods.AddRange(builtin.BuiltinExtensionMembers); builtin.BuiltinExtensionMembers = methods.Distinct().ToArray(); } else { // todo: change order // Goes after other methods as in c#. methods.AddRange(builtin.ExternalExtensionMembers); builtin.ExternalExtensionMembers = methods.Distinct().ToArray(); } } }
public static void ImportIntoPackage(Package package, Type type) { AddPackageByType(type, package); var restrictedImport = type.GetCustomAttributes(typeof(RestrictedImportAttribute), true).Length != 0; package.ImportedType = type; package.RestrictedImport = restrictedImport; var sym = package.FindOrCreate("T", excludeUseList: true, export: true); sym.ConstantValue = type; sym.Documentation = string.Format("The .NET type <{0}> imported in this package.", type); if (!ToBool(Symbols.LazyImport.Value)) { package.VerifyNoMissingSymbols(); } }