Added missing externs for DurationFormat

Author: hpehl

CHANGELOG.md

@@ -7,6 +7,10 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+### Fixed
+
+- Added missing externs for `DurationFormat` and `DurationFormatOptions` not yet in https://github.com/google/closure-compiler/blob/master/externs/browser/intl.js
+
 ## [2.4.7] - 2026-02-03
 
 ### Added

intl/src/main/java/org/jboss/elemento/intl/DateTimeFormat.java

@@ -17,6 +17,7 @@
 
 import elemental2.core.JsArray;
 import elemental2.core.JsDate;
+import jsinterop.annotations.JsConstructor;
 import jsinterop.annotations.JsOverlay;
 import jsinterop.annotations.JsType;
 import jsinterop.base.JsArrayLike;
@@ -100,7 +101,7 @@ public static DateTimeFormat dateTimeFormat(Locale[] locales, DateTimeFormatOpti
 
     // ------------------------------------------------------ instance
 
-    DateTimeFormat(Object locale, DateTimeFormatOptions options) {}
+    @JsConstructor DateTimeFormat(Object locale, DateTimeFormatOptions options) {}
     public native String format(JsDate date);
     public native JsArray<JsPropertyMap<String>> formatToParts(JsDate date);
     public native String formatRange(JsDate start, JsDate end);

intl/src/main/java/org/jboss/elemento/intl/DurationFormat.java

@@ -16,6 +16,7 @@
 package org.jboss.elemento.intl;
 
 import elemental2.core.JsArray;
+import jsinterop.annotations.JsConstructor;
 import jsinterop.annotations.JsOverlay;
 import jsinterop.annotations.JsType;
 import jsinterop.base.JsArrayLike;
@@ -100,7 +101,7 @@ public static DurationFormat durationFormat(Locale[] locales, DurationFormatOpti
 
     // ------------------------------------------------------ instance
 
-    DurationFormat(Object locale, DurationFormatOptions options) {}
+    @JsConstructor DurationFormat(Object locale, DurationFormatOptions options) {}
     public native String format(Duration duration);
     public native JsArray<JsPropertyMap<String>> formatToParts(Duration duration);
     public native JsPropertyMap<String> resolvedOptions();

intl/src/main/java/org/jboss/elemento/intl/ListFormat.java

@@ -16,6 +16,7 @@
 package org.jboss.elemento.intl;
 
 import elemental2.core.JsArray;
+import jsinterop.annotations.JsConstructor;
 import jsinterop.annotations.JsOverlay;
 import jsinterop.annotations.JsType;
 import jsinterop.base.JsArrayLike;
@@ -100,7 +101,7 @@ public static ListFormat listFormat(Locale[] locales, ListFormatOptions options)
 
     // ------------------------------------------------------ instance
 
-    ListFormat(Object locale, ListFormatOptions options) {}
+    @JsConstructor ListFormat(Object locale, ListFormatOptions options) {}
     public native String format(JsArray<String> list);
     public native JsArray<JsPropertyMap<String>> formatToParts(JsArray<String> list);
     public native JsPropertyMap<String> resolvedOptions();

intl/src/main/java/org/jboss/elemento/intl/NumberFormat.java

@@ -16,6 +16,7 @@
 package org.jboss.elemento.intl;
 
 import elemental2.core.JsArray;
+import jsinterop.annotations.JsConstructor;
 import jsinterop.annotations.JsOverlay;
 import jsinterop.annotations.JsType;
 import jsinterop.base.JsArrayLike;
@@ -100,7 +101,7 @@ public static NumberFormat numberFormat(Locale[] locales, NumberFormatOptions op
 
     // ------------------------------------------------------ instance
 
-    NumberFormat(Object locale, NumberFormatOptions options) {}
+    @JsConstructor NumberFormat(Object locale, NumberFormatOptions options) {}
     public native String format(double number);
     public native JsArray<JsPropertyMap<String>> formatToParts(double number);
     public native String formatRange(double start, double end);

intl/src/main/java/org/jboss/elemento/intl/RelativeTimeFormat.java

@@ -16,6 +16,7 @@
 package org.jboss.elemento.intl;
 
 import elemental2.core.JsArray;
+import jsinterop.annotations.JsConstructor;
 import jsinterop.annotations.JsOverlay;
 import jsinterop.annotations.JsType;
 import jsinterop.base.JsArrayLike;
@@ -99,7 +100,7 @@ public static RelativeTimeFormat relativeTimeFormat(Locale[] locales, RelativeTi
 
     // ------------------------------------------------------ instance
 
-    RelativeTimeFormat(Object locale, RelativeTimeFormatOptions options) {}
+    @JsConstructor RelativeTimeFormat(Object locale, RelativeTimeFormatOptions options) {}
     public native String format(double value, String unit);
     // @formatter:off
 

intl/src/main/resources/META-INF/externs/intl.externs.js

@@ -0,0 +1,93 @@
+// noinspection BadExpressionStatementJS,JSUnusedGlobalSymbols,SpellCheckingInspection,ES6ConvertVarToLetConst,JSCommentMatchesSignature
+
+/*
+ *  Copyright 2023 Red Hat
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/**
+ * @fileoverview Missing Intl externs not yet in https://github.com/google/closure-compiler/blob/master/externs/browser/intl.js
+ * @externs
+ */
+
+/**
+ * @constructor
+ * @param {string|Array<string>=} locales
+ * @param {{
+ *     localeMatcher: (string|undefined),
+ *     numberingSystem: (string|undefined),
+ *     style: (string|undefined),
+ *     years: (string|undefined),
+ *     yearsDisplay: (string|undefined),
+ *     months: (string|undefined),
+ *     monthsDisplay: (string|undefined),
+ *     weeks: (string|undefined),
+ *     weeksDisplay: (string|undefined),
+ *     days: (string|undefined),
+ *     daysDisplay: (string|undefined),
+ *     hours: (string|undefined),
+ *     hoursDisplay: (string|undefined),
+ *     minutes: (string|undefined),
+ *     minutesDisplay: (string|undefined),
+ *     seconds: (string|undefined),
+ *     secondsDisplay: (string|undefined),
+ *     milliseconds: (string|undefined),
+ *     millisecondsDisplay: (string|undefined),
+ *     microseconds: (string|undefined),
+ *     microsecondsDisplay: (string|undefined),
+ *     nanoseconds: (string|undefined),
+ *     nanosecondsDisplay: (string|undefined),
+ *     fractionDigits: (number|undefined)
+ *     }=}
+ *         options
+ */
+Intl.DurationFormat = function (locales, options) {
+};
+
+/**
+ * @param {Array<string>} locales
+ * @param {{localeMatcher: (string|undefined)}=} options
+ * @return {Array<string>}
+ */
+Intl.DurationFormat.supportedLocalesOf = function(locales, options) {};
+
+/**
+ * @param {{
+ *     years: (number|undefined),
+ *     months: (number|undefined),
+ *     weeks: (number|undefined),
+ *     days: (number|undefined),
+ *     hours: (number|undefined),
+ *     minutes: (number|undefined),
+ *     seconds: (number|undefined),
+ *     milliseconds: (number|undefined),
+ *     microseconds: (number|undefined),
+ *     nanoseconds: (number|undefined),
+ *     }=}
+ *         duration
+ * @return {string}
+ */
+Intl.DurationFormat.prototype.format = function(num) {};
+
+/**
+ * @param {number} num
+ * @return {!Array<{type: string, value: string}>}
+ * @see http://www.ecma-international.org/ecma-402/#sec-intl.numberformat.prototype.formattoparts
+ */
+Intl.DurationFormat.prototype.formatToParts = function(num) {};
+
+/**
+ * @return {{locale: string, numberingSystem: string, style: string, fractionDigits: number }}
+ */
+Intl.DurationFormat.prototype.resolvedOptions = function() {};