isoly - npm Package Compare versions

Comparing version 2.0.19 to 2.0.20

dist/DateTime.d.ts

@@ -12,2 +12,7 @@ import { Date } from "./Date";
     function create(value: globalThis.Date): DateTime;
+    /**
+     * Return local time with offset.
+     * Note: During DST-change, this might be wrong.
+     */
+    function fromLocalDateTime(localDateTime: DateTime, timeZone: TimeZone): string;
     function now(): DateTime;
@@ -14,0 +19,0 @@ type Format = Intl.DateTimeFormatOptions;

dist/DateTime.js

@@ -79,2 +79,26 @@ import { Date } from "./Date";
     DateTime.create = create;
+    /**
+     * Return local time with offset.
+     * Note: During DST-change, this might be wrong.
+     */
+    function fromLocalDateTime(localDateTime, timeZone) {
+        // Cut off any time-zone-information:
+        // TODO: Use the information, and just change offset.
+        localDateTime = localDateTime.replace(/(Z|([+-].{5}))?$/, "");
+        // Create a Date object with the specified time as UTC
+        const utcDateTime = new globalThis.Date(`${localDateTime}Z`);
+        const localDate = new globalThis.Date(utcDateTime.toLocaleString("sv-SE", { timeZone: timeZone }).replace(" ", "T") + "Z");
+        // Calculate the time difference in minutes
+        const diffInMinutes = (localDate.getTime() - utcDateTime.getTime()) / 60000;
+        // Calculate the timezone's offset in hours and minutes
+        const offsetHours = Math.floor(Math.abs(diffInMinutes) / 60)
+            .toString()
+            .padStart(2, "0");
+        const offsetMinutes = (Math.abs(diffInMinutes) % 60).toString().padStart(2, "0");
+        // Create the timezone string
+        const timeZoneString = `${diffInMinutes >= 0 ? "+" : "-"}${offsetHours}:${offsetMinutes}`;
+        // Return the formatted date string with timezone information
+        return `${localDateTime}${timeZoneString}`;
+    }
+    DateTime.fromLocalDateTime = fromLocalDateTime;
     function now() {
@@ -81,0 +105,0 @@ return create(new globalThis.Date());

dist/TimeZone.d.ts

@@ -1,2 +0,2 @@
-/** IANA format. */
+/** IANA format. Takes any time zone Stockholm, London and UTC is only examples. */
 export type TimeZone = "Europe/Stockholm" | "Europe/London" | "UTC" | (string & Record<never, never>);
@@ -3,0 +3,0 @@ export declare namespace TimeZone {

package.json

 {
 	"name": "isoly",
-	"version": "2.0.19",
+	"version": "2.0.20",
 	"description": "Datatypes and functions specified by ISO-standards.",
@@ -5,0 +5,0 @@ "author": "Utily Contributors",

No alert changes

Improved metrics

Total package byte prevSize

916650

increased by0.28%

Lines of code

18874

increased by0.15%

No dependency changes