From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/builtin/JSON.h | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 js/src/builtin/JSON.h (limited to 'js/src/builtin/JSON.h') diff --git a/js/src/builtin/JSON.h b/js/src/builtin/JSON.h new file mode 100644 index 0000000000..fd2d65e4f7 --- /dev/null +++ b/js/src/builtin/JSON.h @@ -0,0 +1,63 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * 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/. */ + +#ifndef builtin_JSON_h +#define builtin_JSON_h + +#include "mozilla/Range.h" + +#include "NamespaceImports.h" + +#include "js/RootingAPI.h" + +namespace js { + +class StringBuffer; + +extern const JSClass JSONClass; + +enum class StringifyBehavior { + // Attempt an optimistic fast path if possible, bailing back to the slow path + // if anything is encountered that could invalidate the fast path results per + // spec. Default behavior for non-DEBUG builds. + Normal, + + // Handle a subset of functionality when called by JS::ToJSONMaybeSafely. + // Different restrictions than the fast path described for Normal. See the + // Stringify() comment below for details. + RestrictedSafe, + + // If the fast path fails, throw an exception instead of falling back to the + // slow path. Useful for testing that something that should be handled by the + // fast path actually is. + FastOnly, + + // Do not attempt the fast path. Useful for timing comparisons. + SlowOnly, + + // Attempt to run both the fast and slow paths and compare the results, + // crashing on any discrepancy. For correctness testing only. Default behavior + // when DEBUG is defined. + Compare +}; + +/** + * If stringifyBehavior is RestrictedSafe, Stringify will attempt to assert the + * API requirements of JS::ToJSONMaybeSafely as it traverses the graph, and will + * not try to invoke .toJSON on things as it goes. + */ +extern bool Stringify(JSContext* cx, js::MutableHandleValue vp, + JSObject* replacer, const Value& space, StringBuffer& sb, + StringifyBehavior stringifyBehavior); + +template +extern bool ParseJSONWithReviver(JSContext* cx, + const mozilla::Range chars, + HandleValue reviver, MutableHandleValue vp); + +} // namespace js + +#endif /* builtin_JSON_h */ -- cgit v1.2.3