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-rw-r--r--src/libstore/content-address.cc10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/libstore/content-address.cc b/src/libstore/content-address.cc
index 3b8a773b7..a98e34cb8 100644
--- a/src/libstore/content-address.cc
+++ b/src/libstore/content-address.cc
@@ -151,6 +151,16 @@ Hash getContentAddressHash(const ContentAddress & ca)
}, ca);
}
+bool StoreReferences::empty() const
+{
+ return !self && others.empty();
+}
+
+size_t StoreReferences::size() const
+{
+ return (self ? 1 : 0) + others.size();
+}
+
ContentAddressWithReferences caWithoutRefs(const ContentAddress & ca) {
return std::visit(overloaded {
[&](const TextHash & h) -> ContentAddressWithReferences {