public void Scan()
{
using(var db = new Db()) {
long asmId=0, typeId=0, attId=0, ctorId=0, evtId=0, fieldId=0,
genericId=0, ifaceId=0, methodId=0, propId=0;
_walker.Walk(
(file, asm) => asmId=db.InsertAssembly(asm, file, 1),
type => typeId=db.InsertType(type, asmId),
att => attId = db.InsertAttribute(att, typeId),
ctor => ctorId = db.InsertConstructor(ctor, typeId),
evt => evtId = db.InsertEvent(evt, typeId),
field => fieldId = db.InsertField(field, typeId),
generic => genericId = db.InsertGenericParam(generic, typeId),
iface => ifaceId = db.InsertInterface(iface, typeId),
method => methodId = db.InsertMethod(method, typeId),
null,//nested type
prop => propId = db.InsertProperty(prop, typeId)
);
}
}