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WebContent: Added IPC calls for initializing JS console and sending input
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225baa3cb7
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8 changed files with 272 additions and 1 deletions
172
Userland/Services/WebContent/WebContentConsoleClient.cpp
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172
Userland/Services/WebContent/WebContentConsoleClient.cpp
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/*
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* Copyright (c) 2021, Brandon Scott <xeon.productions@gmail.com>
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* Copyright (c) 2020, Hunter Salyer <thefalsehonesty@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "WebContentConsoleClient.h"
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#include <LibJS/Console.h>
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#include <LibJS/Interpreter.h>
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#include <LibJS/MarkupGenerator.h>
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#include <LibJS/Parser.h>
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#include <LibWeb/Bindings/DOMExceptionWrapper.h>
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#include <LibWeb/DOM/DocumentType.h>
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#include <LibWeb/DOM/Text.h>
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#include <LibWeb/DOMTreeModel.h>
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namespace WebContent {
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void WebContentConsoleClient::handle_input(const String& js_source)
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{
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auto parser = JS::Parser(JS::Lexer(js_source));
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auto program = parser.parse_program();
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StringBuilder output_html;
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if (parser.has_errors()) {
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auto error = parser.errors()[0];
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auto hint = error.source_location_hint(js_source);
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if (!hint.is_empty())
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output_html.append(String::formatted("<pre>{}</pre>", escape_html_entities(hint)));
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m_interpreter->vm().throw_exception<JS::SyntaxError>(m_interpreter->global_object(), error.to_string());
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} else {
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m_interpreter->run(m_interpreter->global_object(), *program);
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}
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if (m_interpreter->exception()) {
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output_html.append("Uncaught exception: ");
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auto error = m_interpreter->exception()->value();
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if (error.is_object() && is<Web::Bindings::DOMExceptionWrapper>(error.as_object())) {
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auto& dom_exception_wrapper = static_cast<Web::Bindings::DOMExceptionWrapper&>(error.as_object());
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error = JS::Error::create(m_interpreter->global_object(), dom_exception_wrapper.impl().name(), dom_exception_wrapper.impl().message());
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}
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output_html.append(JS::MarkupGenerator::html_from_value(error));
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print_html(output_html.string_view());
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m_interpreter->vm().clear_exception();
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return;
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}
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print_html(JS::MarkupGenerator::html_from_value(m_interpreter->vm().last_value()));
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}
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void WebContentConsoleClient::print_html(const String& line)
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{
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m_client.post_message(Messages::WebContentClient::DidJSConsoleOutput("html", line));
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}
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void WebContentConsoleClient::clear_output()
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{
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m_client.post_message(Messages::WebContentClient::DidJSConsoleOutput("clear_output", {}));
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}
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JS::Value WebContentConsoleClient::log()
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{
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print_html(vm().join_arguments());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::info()
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{
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StringBuilder html;
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html.append("<span class=\"info\">");
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html.append("(i) ");
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html.append(vm().join_arguments());
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html.append("</span>");
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print_html(html.string_view());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::debug()
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{
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StringBuilder html;
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html.append("<span class=\"debug\">");
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html.append("(d) ");
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html.append(vm().join_arguments());
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html.append("</span>");
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print_html(html.string_view());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::warn()
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{
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StringBuilder html;
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html.append("<span class=\"warn\">");
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html.append("(w) ");
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html.append(vm().join_arguments());
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html.append("</span>");
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print_html(html.string_view());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::error()
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{
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StringBuilder html;
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html.append("<span class=\"error\">");
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html.append("(e) ");
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html.append(vm().join_arguments());
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html.append("</span>");
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print_html(html.string_view());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::clear()
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{
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clear_output();
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::trace()
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{
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StringBuilder html;
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html.append(vm().join_arguments());
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auto trace = get_trace();
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for (auto& function_name : trace) {
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if (function_name.is_empty())
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function_name = "<anonymous>";
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html.appendff(" -> {}<br>", function_name);
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}
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print_html(html.string_view());
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::count()
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{
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auto label = vm().argument_count() ? vm().argument(0).to_string_without_side_effects() : "default";
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auto counter_value = m_console.counter_increment(label);
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print_html(String::formatted("{}: {}", label, counter_value));
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return JS::js_undefined();
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}
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JS::Value WebContentConsoleClient::count_reset()
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{
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auto label = vm().argument_count() ? vm().argument(0).to_string_without_side_effects() : "default";
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if (m_console.counter_reset(label)) {
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print_html(String::formatted("{}: 0", label));
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} else {
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print_html(String::formatted("\"{}\" doesn't have a count", label));
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}
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return JS::js_undefined();
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}
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}
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