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.
56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
/*
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* Copyright (c) 2024, Andreas Kling <andreas@ladybird.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/Format.h>
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#include <AK/StringBuilder.h>
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#include <LibJS/Runtime/VM.h>
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#include <LibWeb/WebIDL/Tracing.h>
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namespace Web::WebIDL {
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bool g_enable_idl_tracing = false;
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static void log_trace_impl(JS::VM&, char const*);
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void log_trace_impl(JS::VM& vm, char const* function)
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{
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if (!g_enable_idl_tracing)
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return;
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StringBuilder builder;
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for (size_t i = 0; i < vm.argument_count(); ++i) {
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if (i != 0)
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builder.append(", "sv);
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auto argument = vm.argument(i);
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if (argument.is_string())
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builder.append_code_point('"');
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auto string = argument.to_utf16_string_without_side_effects();
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auto view = string.utf16_view();
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for (size_t code_unit_index = 0; code_unit_index < view.length_in_code_units(); ++code_unit_index) {
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auto code_unit = view.code_unit_at(code_unit_index);
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if (code_unit < 0x20) {
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builder.appendff("\\u{:04x}", code_unit);
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continue;
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}
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builder.append_code_unit(code_unit);
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}
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if (argument.is_string())
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builder.append_code_point('"');
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}
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dbgln("{}({})", function, builder.string_view());
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}
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void log_trace(JS::VM& vm, char const* function)
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{
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if (g_enable_idl_tracing)
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log_trace_impl(vm, function);
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}
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void set_enable_idl_tracing(bool const enabled)
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{
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g_enable_idl_tracing = enabled;
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}
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}
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