From 71f692265164d4d2fcba596e53332d3aea49be0e Mon Sep 17 00:00:00 2001
From: Ivan Demchuk <ivan.demchuk@gmail.com>
Date: Sun, 16 Nov 2025 17:40:38 +0200
Subject: [PATCH 1/2] Stricter types for FluentVariable

---
 fluent-bundle/src/types.ts | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/fluent-bundle/src/types.ts b/fluent-bundle/src/types.ts
index 78fb49b5..c187adfe 100644
--- a/fluent-bundle/src/types.ts
+++ b/fluent-bundle/src/types.ts
@@ -4,12 +4,22 @@ import { Scope } from "./scope.js";
 // Replace with Temporal.* types once they are provided by TypeScript
 // In addition to this minimal interface, these objects are also expected
 // to be supported by Intl.DateTimeFormat
-interface TemporalObject {
-  epochMilliseconds?: number;
+interface TemporalInstant {
+  epochMilliseconds: number
+  toString(): string;
+}
+interface TemporalDateTypes {
+  calendarId: string;
   toZonedDateTime?(timeZone: string): { epochMilliseconds: number };
-  calendarId?: string;
   toString(): string;
 }
+interface TemporalPlainTime {
+  hour: number
+  minute: number
+  second: number
+  toString(): string;
+}
+type TemporalObject = TemporalInstant | TemporalDateTypes | TemporalPlainTime
 
 export type FluentValue = FluentType<unknown> | string;
 

From 78b9f19f5780f4d689f69b22dbe496a678d497b8 Mon Sep 17 00:00:00 2001
From: Ivan Demchuk <ivan.demchuk@gmail.com>
Date: Thu, 27 Nov 2025 09:42:19 +0000
Subject: [PATCH 2/2] Remove rendundant type assertion

---
 fluent-bundle/src/types.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fluent-bundle/src/types.ts b/fluent-bundle/src/types.ts
index c187adfe..a26657ac 100644
--- a/fluent-bundle/src/types.ts
+++ b/fluent-bundle/src/types.ts
@@ -217,7 +217,7 @@ export class FluentDateTime extends FluentType<number | Date | TemporalObject> {
     if (value instanceof Date) return value.getTime();
 
     if ("epochMilliseconds" in value) {
-      return value.epochMilliseconds as number;
+      return value.epochMilliseconds;
     }
 
     if ("toZonedDateTime" in value) {