fix: [JS/TS] Fix DatetimeOffset.ToString("s") (#4596)

ncave · web-flow · commit 3ce6f3fd88cc · 2026-05-07T19:40:40.000-07:00
diff --git a/src/fable-library-ts/Date.ts b/src/fable-library-ts/Date.ts
@@ -420,7 +420,7 @@ function dateToStringWithOffset(date: IDateTimeOffset, format?: string) {
         const utcDate = DateTime(date.getTime(), DateTimeKind.Utc);
         return dateToString_R(utcDate);
       }
-      case "s": return dateToString_s(d);
+      case "s": return dateToString_s(toUniversalTime(d));
       case "T": return dateToString_T(toUniversalTime(d));
       case "t": return dateToString_t(toUniversalTime(d));
       case "u": {

Original file line number	Diff line number	Diff line change
`@@ -420,7 +420,7 @@ function dateToStringWithOffset(date: IDateTimeOffset, format?: string) {`
`420`	`420`	`const utcDate = DateTime(date.getTime(), DateTimeKind.Utc);`
`421`	`421`	`return dateToString_R(utcDate);`
`422`	`422`	`}`
`423`		`- case "s": return dateToString_s(d);`
	`423`	`+ case "s": return dateToString_s(toUniversalTime(d));`
`424`	`424`	`case "T": return dateToString_T(toUniversalTime(d));`
`425`	`425`	`case "t": return dateToString_t(toUniversalTime(d));`
`426`	`426`	`case "u": {`