Implementing backup methods

1 files changed, 20 insertions, 0 deletions

diff --git a/cache/cache.go b/cache/cache.go
new file mode 100644
index 0000000..32b8325
--- /dev/null
+++ b/cache/cache.go
@@ -0,0 +1,20 @@
+package cache
+
+import (
+	"code.laria.me/petrific/objects"
+	"time"
+)
+
+type Cache interface {
+	PathUpdated(path string) (mtime time.Time, id objects.ObjectId, ok bool)
+	SetPathUpdated(path string, mtime time.Time, id objects.ObjectId)
+}
+
+type NopCache struct{}
+
+func (NopCache) PathUpdated(_ string) (_ time.Time, _ objects.ObjectId, ok bool) {
+	ok = false
+	return
+}
+
+func (NopCache) SetPathUpdated(_ string, _ time.Time, _ objects.ObjectId) {}