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Beginning implementation of &on_change for tables.

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This commit is contained in:
Johanna Amann 2020-01-09 12:47:16 -05:00
parent f6a1a7053b
commit bf31587c2c
7 changed files with 92 additions and 2 deletions
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14
src/Val.cc
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@ -1340,6 +1340,7 @@ TableVal::~TableVal()
Unref(def_val);
Unref(expire_func);
Unref(expire_time);
Unref(change_func);
}
void TableVal::RemoveAll()
@ -1391,6 +1392,12 @@ void TableVal::SetAttrs(Attributes* a)
expire_func = ef->AttrExpr();
expire_func->Ref();
}
auto cf = attrs->FindAttr(ATTR_ON_CHANGE);
if ( cf )
{
change_func = cf->AttrExpr();
change_func->Ref();
}
}
void TableVal::CheckExpireAttr(attr_tag at)
@ -1926,6 +1933,13 @@ ListVal* TableVal::RecoverIndex(const HashKey* k) const
Val* TableVal::Delete(const Val* index)
{
HashKey* k = ComputeHash(index);
if ( k && change_func )
{
auto el = AsTable()->Lookup(k);
if ( el )
{
}
}
TableEntryVal* v = k ? AsNonConstTable()->RemoveEntry(k) : 0;
Val* va = v ? (v->Value() ? v->Value() : this->Ref()) : 0;