[GR-72563] Normative: Remove minimal days from Intl Locale Info API.

Author: iamstolis

graal-js/src/com.oracle.truffle.js/src/com/oracle/truffle/js/builtins/intl/LocalePrototypeBuiltins.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, 2025, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2020, 2026, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * The Universal Permissive License (UPL), Version 1.0
@@ -673,13 +673,11 @@ private static TruffleString direction(JSLocaleObject localeObject) {
     public abstract static class JSLocaleGetWeekInfoNode extends JSBuiltinNode {
         @Child CreateDataPropertyNode createFirstDayNode;
         @Child CreateDataPropertyNode createWeekendNode;
-        @Child CreateDataPropertyNode createMinimalDaysNode;
 
         public JSLocaleGetWeekInfoNode(JSContext context, JSBuiltin builtin) {
             super(context, builtin);
             this.createFirstDayNode = CreateDataPropertyNode.create(context, IntlUtil.KEY_FIRST_DAY);
             this.createWeekendNode = CreateDataPropertyNode.create(context, IntlUtil.KEY_WEEKEND);
-            this.createMinimalDaysNode = CreateDataPropertyNode.create(context, IntlUtil.KEY_MINIMAL_DAYS);
         }
 
         @Specialization
@@ -694,7 +692,6 @@ public Object doLocale(JSLocaleObject localeObject,
             } else {
                 firstDay = fw;
             }
-            int minimalDays = weekData.minimalDaysInFirstWeek;
 
             SimpleArrayList<Integer> weekendList = new SimpleArrayList<>(7);
             int weekendCease = weekData.weekendCease;
@@ -717,7 +714,6 @@ public Object doLocale(JSLocaleObject localeObject,
             JSObject weekInfo = JSOrdinary.create(context, realm);
             createFirstDayNode.executeVoid(weekInfo, firstDay);
             createWeekendNode.executeVoid(weekInfo, weekend);
-            createMinimalDaysNode.executeVoid(weekInfo, minimalDays);
             return weekInfo;
         }
 

graal-js/src/com.oracle.truffle.js/src/com/oracle/truffle/js/runtime/util/IntlUtil.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2018, 2026, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * The Universal Permissive License (UPL), Version 1.0
@@ -194,7 +194,6 @@ private IntlUtil() {
     public static final String MILLISECONDS = "milliseconds";
     public static final String MILLISECONDS_DISPLAY = "millisecondsDisplay";
     public static final String MIN2 = "min2";
-    public static final String MINIMAL_DAYS = "minimalDays";
     public static final String MINIMUM_FRACTION_DIGITS = "minimumFractionDigits";
     public static final String MINIMUM_INTEGER_DIGITS = "minimumIntegerDigits";
     public static final String MINIMUM_SIGNIFICANT_DIGITS = "minimumSignificantDigits";
@@ -319,7 +318,6 @@ private IntlUtil() {
     public static final TruffleString KEY_MICROSECONDS_DISPLAY = Strings.constant(MICROSECONDS_DISPLAY);
     public static final TruffleString KEY_MILLISECONDS = Strings.constant(MILLISECONDS);
     public static final TruffleString KEY_MILLISECONDS_DISPLAY = Strings.constant(MILLISECONDS_DISPLAY);
-    public static final TruffleString KEY_MINIMAL_DAYS = Strings.constant(MINIMAL_DAYS);
     public static final TruffleString KEY_MINIMUM_FRACTION_DIGITS = Strings.constant(MINIMUM_FRACTION_DIGITS);
     public static final TruffleString KEY_MINIMUM_INTEGER_DIGITS = Strings.constant(MINIMUM_INTEGER_DIGITS);
     public static final TruffleString KEY_MINIMUM_SIGNIFICANT_DIGITS = Strings.constant(MINIMUM_SIGNIFICANT_DIGITS);

graal-js/test/test262.json

@@ -2212,10 +2212,6 @@
       "COMPILE_IMMEDIATELY" : "SKIP"
     },
     "comment" : "Long-running in compile mode"
-  }, {
-    "filePath" : "intl402/Locale/prototype/getWeekInfo/output-object-keys.js",
-    "status" : "FAIL",
-    "comment" : "new failures 2026-01-09"
   }, {
     "filePath" : "intl402/NumberFormat/prototype/format/format-significant-digits.js",
     "status" : "PASS",

graal-js/test/testV8.json

@@ -61,6 +61,10 @@
   }, {
     "filePath" : "intl/general/supported-locales-of.js",
     "status" : "FAIL"
+  }, {
+    "filePath" : "intl/locale/locale-info-check-return-types.js",
+    "status" : "FAIL",
+    "comment" : "Obsolete test: expects minimalDays in getWeekInfo()"
   }, {
     "filePath" : "intl/localematcher/bestfit-supplemental-files.js",
     "status" : "FAIL",