From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/public/LocaleSensitive.h | 95 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 js/public/LocaleSensitive.h

(limited to 'js/public/LocaleSensitive.h')

diff --git a/js/public/LocaleSensitive.h b/js/public/LocaleSensitive.h
new file mode 100644
index 0000000000..22a5db04c6
--- /dev/null
+++ b/js/public/LocaleSensitive.h
@@ -0,0 +1,95 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * Functions and structures related to locale-sensitive behavior, including
+ * exposure of the default locale (used by operations like toLocaleString).
+ */
+
+#ifndef js_LocaleSensitive_h
+#define js_LocaleSensitive_h
+
+#include "jstypes.h"  // JS_PUBLIC_API
+
+#include "js/RootingAPI.h"  // JS::Handle, JS::MutableHandle
+#include "js/Utility.h"     // JS::UniqueChars
+#include "js/Value.h"       // JS::Value
+
+struct JS_PUBLIC_API JSContext;
+struct JS_PUBLIC_API JSRuntime;
+class JS_PUBLIC_API JSString;
+
+/**
+ * Set the default locale for the ECMAScript Internationalization API
+ * (Intl.Collator, Intl.NumberFormat, Intl.DateTimeFormat, and others that will
+ * arise as time passes).  (Note that the Internationalization API encourages
+ * clients to specify their own locales; this default locale is only used when
+ * no locale is specified, e.g. calling a toLocaleString function without
+ * passing a locale argument to it.)
+ *
+ * The locale string remains owned by the caller.
+ */
+extern JS_PUBLIC_API bool JS_SetDefaultLocale(JSRuntime* rt,
+                                              const char* locale);
+
+/**
+ * Return a copy of the default locale for the ECMAScript Internationalization
+ * API (and for various ECMAScript functions that will invoke it).  The locale
+ * is retrieved from the |JSRuntime| that corresponds to |cx|.
+ *
+ * XXX Bug 1483961 means it's difficult to interpret the meaning of a null
+ *     return value for the time being, and we should fix this!
+ */
+extern JS_PUBLIC_API JS::UniqueChars JS_GetDefaultLocale(JSContext* cx);
+
+/** Reset the default locale to OS defaults. */
+extern JS_PUBLIC_API void JS_ResetDefaultLocale(JSRuntime* rt);
+
+using JSLocaleToUpperCase = bool (*)(JSContext* cx, JS::Handle<JSString*> src,
+                                     JS::MutableHandle<JS::Value> rval);
+
+using JSLocaleToLowerCase = bool (*)(JSContext* cx, JS::Handle<JSString*> src,
+                                     JS::MutableHandle<JS::Value> rval);
+
+using JSLocaleCompare = bool (*)(JSContext* cx, JS::Handle<JSString*> src1,
+                                 JS::Handle<JSString*> src2,
+                                 JS::MutableHandle<JS::Value> rval);
+
+using JSLocaleToUnicode = bool (*)(JSContext* cx, const char* src,
+                                   JS::MutableHandle<JS::Value> rval);
+
+/**
+ * A suite of locale-specific string conversion and error message callbacks
+ * used to implement locale-sensitive behaviors (such as those performed by
+ * the various toLocaleString and toLocale{Date,Time}String functions).
+ *
+ * If SpiderMonkey is compiled --with-intl-api, then #if JS_HAS_INTL_API.  In
+ * this case, SpiderMonkey itself will implement ECMA-402-compliant behavior by
+ * calling on ICU, and none of the fields in this struct will ever be used.
+ * (You'll still be able to call the get/set-callbacks functions; they just
+ * won't affect JavaScript semantics.)
+ */
+struct JSLocaleCallbacks {
+  JSLocaleToUpperCase localeToUpperCase;
+  JSLocaleToLowerCase localeToLowerCase;
+  JSLocaleCompare localeCompare;
+  JSLocaleToUnicode localeToUnicode;
+};
+
+/**
+ * Set locale callbacks to be used in builds not compiled --with-intl-api.
+ * |callbacks| must persist as long as the |JSRuntime|.  Pass |nullptr| to
+ * restore default behavior.
+ */
+extern JS_PUBLIC_API void JS_SetLocaleCallbacks(
+    JSRuntime* rt, const JSLocaleCallbacks* callbacks);
+
+/**
+ * Return the current locale callbacks, which may be nullptr.
+ */
+extern JS_PUBLIC_API const JSLocaleCallbacks* JS_GetLocaleCallbacks(
+    JSRuntime* rt);
+
+#endif /* js_LocaleSensitive_h */
-- 
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