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Side by Side Diff: third_party/WebKit/Source/platform/inspector_protocol/String16STL.h

Issue 2238423002: [DevTools] Generate all files in inspector_protocol. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@2240663003
Patch Set: Created 4 years, 4 months ago
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1 // Copyright 2016 The Chromium 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 String16STL_h
6 #define String16STL_h
7
8 #include <cctype>
9 #include <cstdlib>
10 #include <cstring>
11 #include <stdint.h>
12 #include <string>
13 #include <vector>
14
15 using UChar = uint16_t;
16
17 namespace blink {
18 namespace protocol {
19
20 class String16 : public String16Base<String16, UChar> {
21 public:
22 static const size_t kNotFound = static_cast<size_t>(-1);
23
24 String16() { }
25 String16(const String16& other) : m_impl(other.m_impl) { }
26 String16(const UChar* characters, size_t size) : m_impl(characters, size) { }
27 String16(const UChar* characters) : m_impl(characters) { }
28 String16(const char* characters) : String16(characters, std::strlen(characte rs)) { }
29 String16(const char* characters, size_t size)
30 {
31 m_impl.resize(size);
32 for (size_t i = 0; i < size; ++i)
33 m_impl[i] = characters[i];
34 }
35
36 String16 isolatedCopy() const { return String16(m_impl); }
37 const UChar* characters16() const { return m_impl.c_str(); }
38 size_t length() const { return m_impl.length(); }
39 bool isEmpty() const { return !m_impl.length(); }
40 UChar operator[](unsigned index) const { return m_impl[index]; }
41 String16 substring(unsigned pos, unsigned len = 0xFFFFFFFF) const { return S tring16(m_impl.substr(pos, len)); }
42 size_t find(const String16& str, unsigned start = 0) const { return m_impl.f ind(str.m_impl, start); }
43 size_t reverseFind(const String16& str, unsigned start = 0xFFFFFFFF) const { return m_impl.rfind(str.m_impl, start); }
44
45 // Convenience methods.
46 std::string utf8() const;
47 static String16 fromUTF8(const char* stringStart, size_t length);
48
49 const std::basic_string<UChar>& impl() const { return m_impl; }
50 explicit String16(const std::basic_string<UChar>& impl) : m_impl(impl) { }
51
52 std::size_t hash() const
53 {
54 if (!has_hash) {
55 size_t hash = 0;
56 for (size_t i = 0; i < length(); ++i)
57 hash = 31 * hash + m_impl[i];
58 hash_code = hash;
59 has_hash = true;
60 }
61 return hash_code;
62 }
63
64 private:
65 std::basic_string<UChar> m_impl;
66 mutable bool has_hash = false;
67 mutable std::size_t hash_code = 0;
68 };
69
70 inline bool operator==(const String16& a, const String16& b) { return a.impl() = = b.impl(); }
71 inline bool operator!=(const String16& a, const String16& b) { return a.impl() ! = b.impl(); }
72 inline bool operator==(const String16& a, const char* b) { return a.impl() == St ring16(b).impl(); }
73 inline String16 operator+(const String16& a, const char* b) { return String16(a. impl() + String16(b).impl()); }
74 inline String16 operator+(const char* a, const String16& b) { return String16(St ring16(a).impl() + b.impl()); }
75 inline String16 operator+(const String16& a, const String16& b) { return String1 6(a.impl() + b.impl()); }
76
77 } // namespace protocol
78 } // namespace blink
79
80 #if !defined(__APPLE__) || defined(_LIBCPP_VERSION)
81
82 namespace std {
83 template<> struct hash<blink::protocol::String16> {
84 std::size_t operator()(const blink::protocol::String16& string) const
85 {
86 return string.hash();
87 }
88 };
89
90 } // namespace std
91
92 #endif // !defined(__APPLE__) || defined(_LIBCPP_VERSION)
93
94 class InspectorProtocolConvenienceStringType {
95 public:
96 // This class should not be ever instantiated, so we don't implement constru ctors.
97 InspectorProtocolConvenienceStringType();
98 InspectorProtocolConvenienceStringType(const blink::protocol::String16& othe r);
99 operator blink::protocol::String16() const { return blink::protocol::String1 6(); };
100 };
101
102 #endif // !defined(String16STL_h)
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