Merge pull request #55 from bjuppa/optional-locale-args

Make locale parameters optional

Author: bjuppa

ExPlainDate.ts

@@ -141,31 +141,31 @@ export function ExPlainDate(
       });
     },
 
-    toLocaleStringMedium(locale = undefined) {
+    toLocaleStringMedium(locale) {
       return formatPlainDate(locale)({ dateStyle: "medium" })(this);
     },
-    toLocaleStringLong(locale = undefined) {
+    toLocaleStringLong(locale) {
       return formatPlainDate(locale)({ dateStyle: "long" })(this);
     },
-    toLocaleStringFull(locale = undefined) {
+    toLocaleStringFull(locale) {
       return formatPlainDate(locale)({ dateStyle: "full" })(this);
     },
-    dayName(locale = undefined) {
+    dayName(locale) {
       return formatPlainDate(locale)({ weekday: "long" })(this);
     },
-    dayNameShort(locale = undefined) {
+    dayNameShort(locale) {
       return formatPlainDate(locale)({ weekday: "short" })(this);
     },
-    dayNameNarrow(locale = undefined) {
+    dayNameNarrow(locale) {
       return formatPlainDate(locale)({ weekday: "narrow" })(this);
     },
-    monthName(locale = undefined) {
+    monthName(locale) {
       return formatPlainDate(locale)({ month: "long" })(this);
     },
-    monthNameShort(locale = undefined) {
+    monthNameShort(locale) {
       return formatPlainDate(locale)({ month: "short" })(this);
     },
-    monthNameNarrow(locale = undefined) {
+    monthNameNarrow(locale) {
       return formatPlainDate(locale)({ month: "narrow" })(this);
     },
 

PlainDate.ts

@@ -144,7 +144,7 @@ export function PlainDate(
       return this.iso;
     },
 
-    toLocaleString(locale = undefined, options = { dateStyle: "short" }) {
+    toLocaleString(locale, options = { dateStyle: "short" }) {
       return utcDate.toLocaleDateString(locale, {
         ...options,
         timeZone: "UTC",

PlainTime.ts

@@ -126,7 +126,7 @@ export function PlainTime(
       return this.toString();
     },
 
-    toLocaleString(locale = undefined, options = { timeStyle: "short" }) {
+    toLocaleString(locale, options = { timeStyle: "short" }) {
       return epochUtcDate.toLocaleTimeString(locale, {
         ...options,
         timeZone: "UTC",

utils/formatPlainDate.ts

@@ -23,7 +23,7 @@ import { ComPlainDate, FormatPlainDateOptions } from "../PlainDate.ts";
  * ```
  */
 export function formatPlainDate(
-  locale: Intl.LocalesArgument = undefined,
+  locale?: Intl.LocalesArgument,
 ): (options?: FormatPlainDateOptions) => (date: ComPlainDate) => string {
   return (options = {}) => (date) => date.toLocaleString(locale, options);
 }

utils/formatPlainTime.ts

@@ -23,7 +23,7 @@ import { ComPlainTime, FormatPlainTimeOptions } from "../PlainTime.ts";
  * ```
  */
 export function formatPlainTime(
-  locale: Intl.LocalesArgument = undefined,
+  locale?: Intl.LocalesArgument,
 ): (options?: FormatPlainTimeOptions) => (time: ComPlainTime) => string {
   return (options = {}) => (time) => time.toLocaleString(locale, options);
 }