1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/gopkg.in/throttled/throttled.v1/store.go b/vendor/gopkg.in/throttled/throttled.v1/store.go
new file mode 100644
index 000000000..760fe2b69
--- /dev/null
+++ b/vendor/gopkg.in/throttled/throttled.v1/store.go
@@ -0,0 +1,31 @@
+package throttled
+
+import (
+	"errors"
+	"time"
+)
+
+// The error returned if the key does not exist in the Store.
+var ErrNoSuchKey = errors.New("throttled: no such key")
+
+// Store is the interface to implement to store the RateLimit state (number
+// of requests per key, time-to-live or creation timestamp).
+type Store interface {
+	// Incr increments the count for the specified key and returns the new value along
+	// with the number of seconds remaining. It may return an error
+	// if the operation fails.
+	//
+	// The method may return ErrNoSuchKey if the key to increment does not exist,
+	// in which case Reset will be called to initialize the value.
+	Incr(string, time.Duration) (int, int, error)
+
+	// Reset resets the key to 1 with the specified window duration. It must create the
+	// key if it doesn't exist. It returns an error if it fails.
+	Reset(string, time.Duration) error
+}
+
+// RemainingSeconds is a helper function that returns the number of seconds
+// remaining from an absolute timestamp in UTC.
+func RemainingSeconds(ts time.Time, window time.Duration) int {
+	return int((window - time.Now().UTC().Sub(ts)).Seconds())
+}