static public IsFingerEquivolentOperation CreateIsFingerEquivolentOperation(this Type item)
{
MethodInfoEX equals_ex_method = typeof(TypeExtensions_Finger_Create).GetStaticMethod <object, object>("EqualsEX");
return(item.CreateDynamicMethodDelegate <IsFingerEquivolentOperation>("IsFingerEquivolent_" + item.Name, delegate(MethodBase method) {
ILBlock body = new ILBlock();
ILLocal obj1 = body.CreateNamedLocal(item, "obj1", method.GetTechnicalILParameter(0));
ILLocal obj2 = body.CreateNamedLocal(item, "obj2", method.GetTechnicalILParameter(1));
body.AddStatement(new ILIf(
obj1.GetILIsNotNull()& obj2.GetILIsNotNull(),
new ILBlock(delegate(ILBlock block) {
foreach (FieldInfo field in item.GetAllInstanceFields())
{
block.AddStatement(new ILIf(
equals_ex_method.GetStaticILMethodInvokation(
obj1.GetILField(field),
obj2.GetILField(field)
).GetILIsFalse(),
new ILReturn(false)
));
}
block.AddStatement(new ILReturn(true));
})
));
body.AddStatement(new ILReturn(false));
return body;
}));
}
static public FingerPrintOperation CreateFingerPrintOperation(this Type item)
{
MethodInfoEX get_hash_code_ex_method = typeof(TypeExtensions_Finger_Create).GetStaticMethod <object>("GetHashCodeEX");
return(item.CreateDynamicMethodDelegate <FingerPrintOperation>("FingerPrint_" + item.Name, delegate(MethodBase method){
ILBlock body = new ILBlock();
ILLocal obj = body.CreateNamedLocal(item, "this", method.GetTechnicalILParameter(0));
ILLocal hash = body.CreateNamedLocal(typeof(int), "hash", 17);
foreach (FieldInfo field in item.GetAllInstanceFields())
{
body.AddStatement(
new ILAssign(
hash,
hash * 23 + get_hash_code_ex_method.GetStaticILMethodInvokation(obj.GetILField(field))
)
);
}
body.AddStatement(new ILReturn(hash));
return body;
}));
}
