explicitly specify the timezone of the DateTimeFormat

yuheiy · Mar 7, 2024 · cf04017 · cf04017
1 parent 57352fe
commit cf04017
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diff --git a/src/lib/render-date-to-html.ts b/src/lib/render-date-to-html.ts
@@ -4,6 +4,7 @@ const locale = `${SITE_LANG}-${SITE_REGION}`;
 
 const dateFormatter = new Intl.DateTimeFormat(locale, {
   dateStyle: 'long',
+  timeZone: 'Asia/Tokyo',
 });
 
 export function renderDateToHtml(date: Date) {

diff --git a/src/lib/render-year-month-range-to-html.ts b/src/lib/render-year-month-range-to-html.ts
@@ -14,6 +14,7 @@ const locale = `${SITE_LANG}-${SITE_REGION}`;
 const yearMonthFormatter = new Intl.DateTimeFormat(locale, {
   year: 'numeric',
   month: 'long',
+  timeZone: 'Asia/Tokyo',
 });
 
 function renderYearMonthToHtml(yearMonth: YearMonth) {