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src: use simdutf utf8 to utf16 instead of icu #46471

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src: use simdutf utf8 to utf16 instead of icu #46471

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149a3d1
src: use simdutf utf8 to utf16 instead of icu
anonrig Feb 2, 2023
56e4773
src: use string_view instead of std::string&
anonrig Feb 2, 2023
313219a
src: remove unused includes from main thread
anonrig Feb 3, 2023
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17 changes: 8 additions & 9 deletions src/inspector/main_thread_interface.cc
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@@ -1,11 +1,8 @@
#include "main_thread_interface.h"

#include "env-inl.h"
#include "node_mutex.h"
#include "simdutf.h"
#include "v8-inspector.h"
#include "util-inl.h"

#include <unicode/unistr.h>

#include <functional>
#include <memory>
Expand Down Expand Up @@ -288,11 +285,13 @@ Deletable* MainThreadInterface::GetObjectIfExists(int id) {
return iterator->second.get();
}

std::unique_ptr<StringBuffer> Utf8ToStringView(const std::string& message) {
icu::UnicodeString utf16 = icu::UnicodeString::fromUTF8(
icu::StringPiece(message.data(), message.length()));
StringView view(reinterpret_cast<const uint16_t*>(utf16.getBuffer()),
utf16.length());
std::unique_ptr<StringBuffer> Utf8ToStringView(const std::string_view message) {
size_t expected_u16_length =
simdutf::utf16_length_from_utf8(message.data(), message.length());
MaybeStackBuffer<char16_t> buffer(expected_u16_length);
size_t utf16_length = simdutf::convert_utf8_to_utf16(
message.data(), message.length(), buffer.out());
StringView view(reinterpret_cast<uint16_t*>(buffer.out()), utf16_length);
return StringBuffer::create(view);
}

Expand Down
2 changes: 1 addition & 1 deletion src/inspector/main_thread_interface.h
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Expand Up @@ -34,7 +34,7 @@ class Deletable {
};

std::unique_ptr<v8_inspector::StringBuffer> Utf8ToStringView(
const std::string& message);
const std::string_view message);

using MessageQueue = std::deque<std::unique_ptr<Request>>;

Expand Down