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Browser: Wrap DOMException values in regular JS::Error for console printing

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Small hack to effortlessly make JS::MarkupGenerator output DOMExceptions
formatted like regular errors.
This commit is contained in:
Linus Groh 2021-02-19 19:15:14 +01:00 • committed by Andreas Kling
parent e064194061
commit 8b78ed6308
1 changed files with 7 additions and 1 deletions
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8
Userland/Applications/Browser/ConsoleWidget.cpp
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@ -35,6 +35,7 @@
#include <LibJS/Parser.h>
#include <LibJS/Runtime/Error.h>
#include <LibJS/SyntaxHighlighter.h>
#include <LibWeb/Bindings/DOMExceptionWrapper.h>
#include <LibWeb/DOM/DocumentType.h>
#include <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/DOM/Text.h>
@ -99,7 +100,12 @@ ConsoleWidget::ConsoleWidget()
if (m_interpreter->exception()) {
output_html.append("Uncaught exception: ");
output_html.append(JS::MarkupGenerator::html_from_value(m_interpreter->exception()->value()));
auto error = m_interpreter->exception()->value();
if (error.is_object() && is<Web::Bindings::DOMExceptionWrapper>(error.as_object())) {
auto& dom_exception_wrapper = static_cast<Web::Bindings::DOMExceptionWrapper&>(error.as_object());
error = JS::Error::create(m_interpreter->global_object(), dom_exception_wrapper.impl().name(), dom_exception_wrapper.impl().message());
}
output_html.append(JS::MarkupGenerator::html_from_value(error));
print_html(output_html.string_view());
m_interpreter->vm().clear_exception();