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Added TableVal::ToMap to retrieve a table's entire contents as a unordered_map

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This commit is contained in:
Vern Paxson 2021-04-01 17:33:37 -07:00
parent 4aa73f6f7d
commit 6e8baafeb9
2 changed files with 21 additions and 0 deletions
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16
src/Val.cc
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@ -2311,6 +2311,22 @@ ListValPtr TableVal::ToPureListVal() const
return ToListVal(tl[0]->Tag());
}
std::unordered_map<Val*, ValPtr> TableVal::ToMap() const
{
std::unordered_map<Val*, ValPtr> res;
for ( const auto& iter : *table_val )
{
auto k = iter.GetHashKey();
auto v = iter.GetValue<TableEntryVal*>();
auto vl = table_hash->RecoverVals(*k);
res[vl.release()] = v->GetVal();
}
return res;
}
const detail::AttrPtr& TableVal::GetAttr(detail::AttrTag t) const
{
return attrs ? attrs->Find(t) : detail::Attr::nil;

5
src/Val.h
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@ -895,6 +895,11 @@ public:
// with non-composite index type).
ListValPtr ToPureListVal() const;
// Returns a map of index-to-value's. The value is nil for sets.
// It's up to the caller to Unref() the index Val* when done
// with it.
std::unordered_map<Val*, ValPtr> ToMap() const;
void SetAttrs(detail::AttributesPtr attrs);
const detail::AttrPtr& GetAttr(detail::AttrTag t) const;