mirror of
https://github.com/openharmony/ark_js_runtime.git
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scw
633e2ddbe8
Add VMNeedSuspension judge in CheckSafepoint and provide SuspendVM() ResumeVM() api in jsnapi to Suspend VM and Resume VM Modify GetEcmaUncaughtException no longer clear exception and Add GetAndClearEcmaUncaughtException to get and clear exception Issue I4SECM Signed-off-by: scw <suchongwei@huawei.com>
87 lines
3.3 KiB
C++
87 lines
3.3 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ecmascript/base/string_helper.h"
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#include "ecmascript/ecma_string-inl.h"
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namespace panda::ecmascript::base {
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std::string StringHelper::ToStdString(EcmaString *string)
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{
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return CstringConvertToStdString(ConvertToString(string));
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}
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bool StringHelper::CheckDuplicate(EcmaString *string)
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{
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if (string->IsUtf8()) {
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const uint8_t *array = string->GetDataUtf8();
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size_t length = string->GetUtf8Length() - 1;
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std::bitset<UINT8_MAX> bitSet;
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for (size_t i = 0; i < length; ++i) {
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char idx = *array;
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if (bitSet.test(idx)) {
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return true;
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}
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bitSet.set(idx);
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array++; // NOLINTNEXTLINE(cppcoreguidelines-pro-bounds-pointer-arithmetic)
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}
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} else {
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UNREACHABLE();
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}
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return false;
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}
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EcmaString *StringHelper::Repeat(JSThread *thread, const std::u16string &thisStr, int32_t repeatLen, bool canBeCompress)
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{
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ecmascript::ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
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if (repeatLen == 0) {
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return *factory->GetEmptyString(); // Create empty EcmaString.
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}
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std::u16string tmpStr = thisStr;
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for (int32_t i = 1; i < repeatLen; i++) {
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tmpStr.append(thisStr);
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}
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const char16_t *constChar16tData = tmpStr.data();
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auto *char16tData = const_cast<char16_t *>(constChar16tData);
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auto *uint16tData = reinterpret_cast<uint16_t *>(char16tData);
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int32_t length = tmpStr.size();
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return *factory->NewFromUtf16UnCheck(uint16tData, length, canBeCompress);
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}
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EcmaString *StringHelper::Trim(JSThread *thread, const std::u16string &thisStr)
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{
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ecmascript::ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
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std::u16string tmpStr = thisStr;
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if (tmpStr.empty()) {
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return *factory->GetEmptyString();
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}
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std::string str = U16stringToString(tmpStr);
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std::wstring wstr = StringToWstring(str);
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std::wregex r(
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L"^["
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L"\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007"
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L"\u2008\u2009\u200A\u2028\u2029\u202F\u205F\u3000\uFEFF]+|["
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L"\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007"
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L"\u2008\u2009\u200A\u2028\u2029\u202F\u205F\u3000\uFEFF]+$");
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wstr = regex_replace(wstr, r, L"");
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str = WstringToString(wstr);
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tmpStr = StringToU16string(str);
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const char16_t *constChar16tData = tmpStr.data();
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auto *char16tData = const_cast<char16_t *>(constChar16tData);
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auto *uint16tData = reinterpret_cast<uint16_t *>(char16tData);
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int32_t length = tmpStr.size();
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return *factory->NewFromUtf16(uint16tData, length);
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}
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} // namespace panda::ecmascript::base
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