1 files changed, 14 insertions, 0 deletions
diff --git a/packages/taler-util/src/time.ts b/packages/taler-util/src/time.ts
index 55cda08a5..46ed37637 100644
--- a/packages/taler-util/src/time.ts
+++ b/packages/taler-util/src/time.ts
@@ -154,13 +154,27 @@ export interface TalerProtocolDuration {
   readonly d_us: number | "forever";
 }
 
+/**
+ * Timeshift in milliseconds.
+ */
 let timeshift = 0;
 
+/**
+ * Set timetravel offset in milliseconds.
+ *
+ * Use carefully and only for testing.
+ */
 export function setDangerousTimetravel(dt: number): void {
   timeshift = dt;
 }
 
 export namespace Duration {
+  export function toMilliseconds(d: Duration): number {
+    if (d.d_ms === "forever") {
+      return Number.MAX_VALUE;
+    }
+    return d.d_ms;
+  }
   export function getRemaining(
     deadline: AbsoluteTime,
     now = AbsoluteTime.now(),