1// Copyright 2016 the V8 project authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef V8_INSPECTOR_STRINGUTIL_H_ 6#define V8_INSPECTOR_STRINGUTIL_H_ 7 8#include "src/base/macros.h" 9#include "src/inspector/string-16.h" 10 11#include "include/v8-inspector.h" 12 13namespace v8_inspector { 14 15namespace protocol { 16 17class Value; 18 19using String = v8_inspector::String16; 20using StringBuilder = v8_inspector::String16Builder; 21 22class StringUtil { 23 public: 24 static String substring(const String& s, size_t pos, size_t len) { 25 return s.substring(pos, len); 26 } 27 static String fromInteger(int number) { return String::fromInteger(number); } 28 static String fromInteger(size_t number) { 29 return String::fromInteger(number); 30 } 31 static String fromDouble(double number) { return String::fromDouble(number); } 32 static const size_t kNotFound = String::kNotFound; 33 static void builderReserve(StringBuilder& builder, size_t capacity) { 34 builder.reserveCapacity(capacity); 35 } 36}; 37 38std::unique_ptr<protocol::Value> parseJSON(const StringView& json); 39std::unique_ptr<protocol::Value> parseJSON(const String16& json); 40 41} // namespace protocol 42 43v8::Local<v8::String> toV8String(v8::Isolate*, const String16&); 44v8::Local<v8::String> toV8StringInternalized(v8::Isolate*, const String16&); 45v8::Local<v8::String> toV8StringInternalized(v8::Isolate*, const char*); 46v8::Local<v8::String> toV8String(v8::Isolate*, const StringView&); 47// TODO(dgozman): rename to toString16. 48String16 toProtocolString(v8::Local<v8::String>); 49String16 toProtocolStringWithTypeCheck(v8::Local<v8::Value>); 50String16 toString16(const StringView&); 51StringView toStringView(const String16&); 52bool stringViewStartsWith(const StringView&, const char*); 53 54class StringBufferImpl : public StringBuffer { 55 public: 56 // Destroys string's content. 57 static std::unique_ptr<StringBufferImpl> adopt(String16&); 58 const StringView& string() override { return m_string; } 59 60 private: 61 explicit StringBufferImpl(String16&); 62 String16 m_owner; 63 StringView m_string; 64 65 DISALLOW_COPY_AND_ASSIGN(StringBufferImpl); 66}; 67 68} // namespace v8_inspector 69 70#endif // V8_INSPECTOR_STRINGUTIL_H_ 71