7025dd1fa7
Thread UTF-16 string input through JSON, script parsing, Date parsing, Intl option parsing, Temporal parsing, and the helper library boundaries that feed those parsers. Preserve ASCII fast paths where the source data is known to be ASCII.
69 lines
3.2 KiB
C++
69 lines
3.2 KiB
C++
/*
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* Copyright (c) 2022, David Tuin <davidot@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/TypeCasts.h>
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#include <LibJS/Console.h>
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#include <LibJS/Runtime/ConsoleObject.h>
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#include <LibJS/Runtime/VM.h>
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#include <LibJS/Runtime/Value.h>
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#include <LibWeb/Bindings/MainThreadVM.h>
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#include <LibWeb/HTML/Scripting/ExceptionReporter.h>
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#include <LibWeb/WebIDL/DOMException.h>
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namespace Web::HTML {
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void report_exception_to_console(JS::Value value, JS::Realm& realm, ErrorInPromise error_in_promise)
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{
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auto& console = realm.intrinsics().console_object()->console();
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if (value.is_object()) {
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auto& object = value.as_object();
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auto& vm = object.vm();
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auto name = object.get_without_side_effects(vm.names.name);
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auto message = object.get_without_side_effects(vm.names.message);
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if (name.is_accessor() || message.is_accessor()) {
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// The result is not going to be useful, let's just print the value. This affects DOMExceptions, for example.
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if (is<WebIDL::DOMException>(object)) {
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auto const& exception = static_cast<WebIDL::DOMException const&>(object);
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dbgln("\033[31;1mUnhandled JavaScript exception{}:\033[0m {}: {}", error_in_promise == ErrorInPromise::Yes ? " (in promise)" : "", exception.name(), exception.message());
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} else {
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dbgln("\033[31;1mUnhandled JavaScript exception{}:\033[0m {}", error_in_promise == ErrorInPromise::Yes ? " (in promise)" : "", JS::Value(&object));
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}
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} else {
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dbgln("\033[31;1mUnhandled JavaScript exception{}:\033[0m [{}] {}", error_in_promise == ErrorInPromise::Yes ? " (in promise)" : "", name, message);
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}
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if (auto const* error_data = object.error_data()) {
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String exception_name;
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String exception_message;
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if (auto const* exception = as_if<WebIDL::DOMException>(object)) {
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exception_name = exception->name().to_string();
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exception_message = MUST(exception->message().view().to_utf8());
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} else {
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exception_name = name.to_utf16_string_without_side_effects().to_utf8();
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exception_message = message.to_utf16_string_without_side_effects().to_utf8();
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}
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dbgln("{}", error_data->stack_string(JS::CompactTraceback::Yes));
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console.report_exception(exception_name, exception_message, *error_data, error_in_promise == ErrorInPromise::Yes);
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return;
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}
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} else {
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dbgln("\033[31;1mUnhandled JavaScript exception{}:\033[0m {}", error_in_promise == ErrorInPromise::Yes ? " (in promise)" : "", value);
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}
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auto utf16_message = value.to_utf16_string_without_side_effects();
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auto message = utf16_message.to_utf8();
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auto error = JS::Error::create(realm, utf16_message);
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console.report_exception("Error"_string, message, *error, error_in_promise == ErrorInPromise::Yes);
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}
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// https://html.spec.whatwg.org/multipage/webappapis.html#report-the-exception
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void report_exception(JS::Completion const& throw_completion, JS::Realm& realm)
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{
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VERIFY(throw_completion.type() == JS::Completion::Type::Throw);
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report_exception_to_console(throw_completion.value(), realm, ErrorInPromise::No);
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}
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}
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