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Merge remote-tracking branch 'origin/topic/zeke/closures'

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This commit is contained in:
Robin Sommer 2019-07-29 22:07:40 +00:00
commit 13c373086d
47 changed files with 2537 additions and 511 deletions
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27
src/Val.cc
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@ -115,8 +115,7 @@ Val* Val::DoClone(CloneState* state)
// Derived classes are responsible for this. Exception:
// Functions and files. There aren't any derived classes.
if ( type->Tag() == TYPE_FUNC )
// Immutable.
return Ref();
return new Val(AsFunc()->DoClone());
if ( type->Tag() == TYPE_FILE )
{
@ -2145,6 +2144,28 @@ int TableVal::CheckAndAssign(Val* index, Val* new_val)
return Assign(index, new_val);
}
void TableVal::InitDefaultFunc(Frame* f)
{
// Value aready initialized.
if ( def_val )
return;
Attr* def_attr = FindAttr(ATTR_DEFAULT);
if ( ! def_attr )
return;
BroType* ytype = Type()->YieldType();
BroType* dtype = def_attr->AttrExpr()->Type();
if ( dtype->Tag() == TYPE_RECORD && ytype->Tag() == TYPE_RECORD &&
! same_type(dtype, ytype) &&
record_promotion_compatible(dtype->AsRecordType(),
ytype->AsRecordType()) )
return; // TableVal::Default will handle this.
def_val = def_attr->AttrExpr()->Eval(f);
}
void TableVal::InitTimer(double delay)
{
timer = new TableValTimer(this, network_time + delay);
@ -2402,7 +2423,7 @@ Val* TableVal::DoClone(CloneState* state)
tv->expire_func = expire_func->Ref();
if ( def_val )
tv->def_val = def_val->Ref();
tv->def_val = def_val->Clone();
return tv;
}