/work/obj-fuzz/dist/include/nsTSubstringTuple.h
Line | Count | Source |
1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
3 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
4 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | // IWYU pragma: private, include "nsString.h" |
7 | | |
8 | | #ifndef nsTSubstringTuple_h |
9 | | #define nsTSubstringTuple_h |
10 | | |
11 | | #include "mozilla/Attributes.h" |
12 | | #include "nsTStringRepr.h" |
13 | | |
14 | | /** |
15 | | * nsTSubstringTuple |
16 | | * |
17 | | * Represents a tuple of string fragments. Built as a recursive binary tree. |
18 | | * It is used to implement the concatenation of two or more string objects. |
19 | | * |
20 | | * NOTE: This class is a private implementation detail and should never be |
21 | | * referenced outside the string code. |
22 | | */ |
23 | | template <typename T> |
24 | | class MOZ_TEMPORARY_CLASS nsTSubstringTuple |
25 | | { |
26 | | public: |
27 | | |
28 | | typedef T char_type; |
29 | | typedef nsCharTraits<char_type> char_traits; |
30 | | |
31 | | typedef nsTSubstringTuple<T> self_type; |
32 | | typedef mozilla::detail::nsTStringRepr<char_type> base_string_type; |
33 | | typedef uint32_t size_type; |
34 | | |
35 | | public: |
36 | | |
37 | | nsTSubstringTuple(const base_string_type* aStrA, |
38 | | const base_string_type* aStrB) |
39 | | : mHead(nullptr) |
40 | | , mFragA(aStrA) |
41 | | , mFragB(aStrB) |
42 | 37.1k | { |
43 | 37.1k | } nsTSubstringTuple<char16_t>::nsTSubstringTuple(mozilla::detail::nsTStringRepr<char16_t> const*, mozilla::detail::nsTStringRepr<char16_t> const*) Line | Count | Source | 42 | 15 | { | 43 | 15 | } |
nsTSubstringTuple<char>::nsTSubstringTuple(mozilla::detail::nsTStringRepr<char> const*, mozilla::detail::nsTStringRepr<char> const*) Line | Count | Source | 42 | 37.1k | { | 43 | 37.1k | } |
|
44 | | |
45 | | nsTSubstringTuple(const self_type& aHead, |
46 | | const base_string_type* aStrB) |
47 | | : mHead(&aHead) |
48 | | , mFragA(nullptr) // this fragment is ignored when aHead != nullptr |
49 | | , mFragB(aStrB) |
50 | 5.58k | { |
51 | 5.58k | } Unexecuted instantiation: nsTSubstringTuple<char16_t>::nsTSubstringTuple(nsTSubstringTuple<char16_t> const&, mozilla::detail::nsTStringRepr<char16_t> const*) nsTSubstringTuple<char>::nsTSubstringTuple(nsTSubstringTuple<char> const&, mozilla::detail::nsTStringRepr<char> const*) Line | Count | Source | 50 | 5.58k | { | 51 | 5.58k | } |
|
52 | | |
53 | | /** |
54 | | * computes the aggregate string length |
55 | | */ |
56 | | size_type Length() const; |
57 | | |
58 | | /** |
59 | | * writes the aggregate string to the given buffer. bufLen is assumed |
60 | | * to be equal to or greater than the value returned by the Length() |
61 | | * method. the string written to |buf| is not null-terminated. |
62 | | */ |
63 | | void WriteTo(char_type* aBuf, uint32_t aBufLen) const; |
64 | | |
65 | | /** |
66 | | * returns true if this tuple is dependent on (i.e., overlapping with) |
67 | | * the given char sequence. |
68 | | */ |
69 | | bool IsDependentOn(const char_type* aStart, const char_type* aEnd) const; |
70 | | |
71 | | private: |
72 | | |
73 | | const self_type* const mHead; |
74 | | const base_string_type* const mFragA; |
75 | | const base_string_type* const mFragB; |
76 | | }; |
77 | | |
78 | | template <typename T> |
79 | | inline const nsTSubstringTuple<T> |
80 | | operator+(const mozilla::detail::nsTStringRepr<T>& aStrA, |
81 | | const mozilla::detail::nsTStringRepr<T>& aStrB) |
82 | 37.1k | { |
83 | 37.1k | return nsTSubstringTuple<T>(&aStrA, &aStrB); |
84 | 37.1k | } nsTSubstringTuple<char16_t> const operator+<char16_t>(mozilla::detail::nsTStringRepr<char16_t> const&, mozilla::detail::nsTStringRepr<char16_t> const&) Line | Count | Source | 82 | 15 | { | 83 | 15 | return nsTSubstringTuple<T>(&aStrA, &aStrB); | 84 | 15 | } |
nsTSubstringTuple<char> const operator+<char>(mozilla::detail::nsTStringRepr<char> const&, mozilla::detail::nsTStringRepr<char> const&) Line | Count | Source | 82 | 37.1k | { | 83 | 37.1k | return nsTSubstringTuple<T>(&aStrA, &aStrB); | 84 | 37.1k | } |
|
85 | | |
86 | | template <typename T> |
87 | | inline const nsTSubstringTuple<T> |
88 | | operator+(const nsTSubstringTuple<T>& aHead, |
89 | | const mozilla::detail::nsTStringRepr<T>& aStrB) |
90 | 5.58k | { |
91 | 5.58k | return nsTSubstringTuple<T>(aHead, &aStrB); |
92 | 5.58k | } Unexecuted instantiation: nsTSubstringTuple<char16_t> const operator+<char16_t>(nsTSubstringTuple<char16_t> const&, mozilla::detail::nsTStringRepr<char16_t> const&) nsTSubstringTuple<char> const operator+<char>(nsTSubstringTuple<char> const&, mozilla::detail::nsTStringRepr<char> const&) Line | Count | Source | 90 | 5.58k | { | 91 | 5.58k | return nsTSubstringTuple<T>(aHead, &aStrB); | 92 | 5.58k | } |
|
93 | | |
94 | | #endif |