From Jason Turner

[ostringstream]

C++14 → C++17 3.9 KB 41 lines
Current Draft | LaTeX Source
Archived: C++14 | C++17
Markdown: C++14 | C++17
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  1. tmp/tmpr2qrfxid/{from.md → to.md} +18 -17
tmp/tmpr2qrfxid/{from.md → to.md} RENAMED
@@ -4,33 +4,32 @@
4
  namespace std {
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  template <class charT, class traits = char_traits<charT>,
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  class Allocator = allocator<charT>>
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  class basic_ostringstream : public basic_ostream<charT, traits> {
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  public:
 
 
 
 
 
 
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- // types:
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- typedef charT char_type;
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- typedef typename traits::int_type int_type;
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- typedef typename traits::pos_type pos_type;
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- typedef typename traits::off_type off_type;
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- typedef traits traits_type;
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- typedef Allocator allocator_type;
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-
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- // [ostringstream.cons] Constructors/destructor:
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- explicit basic_ostringstream(ios_base::openmode which = ios_base::out);
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  explicit basic_ostringstream(
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  const basic_string<charT, traits, Allocator>& str,
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  ios_base::openmode which = ios_base::out);
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  basic_ostringstream(const basic_ostringstream& rhs) = delete;
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  basic_ostringstream(basic_ostringstream&& rhs);
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- // [ostringstream.assign] Assign/swap:
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  basic_ostringstream& operator=(const basic_ostringstream& rhs) = delete;
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  basic_ostringstream& operator=(basic_ostringstream&& rhs);
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  void swap(basic_ostringstream& rhs);
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- // [ostringstream.members] Members:
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  basic_stringbuf<charT, traits, Allocator>* rdbuf() const;
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  basic_string<charT, traits, Allocator> str() const;
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  void str(const basic_string<charT, traits, Allocator>& s);
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  private:
@@ -51,11 +50,12 @@ the sake of exposition, the maintained data is presented here as:
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  - `sb`, the `stringbuf` object.
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  #### `basic_ostringstream` constructors <a id="ostringstream.cons">[[ostringstream.cons]]</a>
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  ``` cpp
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- explicit basic_ostringstream(ios_base::openmode which = ios_base::out);
 
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  ```
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  *Effects:* Constructs an object of class `basic_ostringstream`,
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  initializing the base class with `basic_ostream(&sb)` and initializing
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  `sb` with
@@ -76,12 +76,12 @@ explicit basic_ostringstream(
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  basic_ostringstream(basic_ostringstream&& rhs);
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  ```
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  *Effects:* Move constructs from the rvalue `rhs`. This is accomplished
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  by move constructing the base class, and the contained
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- `basic_stringbuf`. Next `basic_ostream<charT,traits>::set_rdbuf(&sb)` is
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- called to install the contained `basic_stringbuf`.
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  #### Assign and swap <a id="ostringstream.assign">[[ostringstream.assign]]</a>
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  ``` cpp
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  basic_ostringstream& operator=(basic_ostringstream&& rhs);
@@ -103,19 +103,20 @@ void swap(basic_ostringstream& rhs);
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  template <class charT, class traits, class Allocator>
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  void swap(basic_ostringstream<charT, traits, Allocator>& x,
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  basic_ostringstream<charT, traits, Allocator>& y);
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  ```
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- *Effects:* `x.swap(y)`.
109
 
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  #### Member functions <a id="ostringstream.members">[[ostringstream.members]]</a>
111
 
112
  ``` cpp
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  basic_stringbuf<charT, traits, Allocator>* rdbuf() const;
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  ```
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- *Returns:* `const_cast<basic_stringbuf<charT,traits,Allocator>*>(&sb)`.
 
117
 
118
  ``` cpp
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  basic_string<charT, traits, Allocator> str() const;
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  ```
121
 
 
4
  namespace std {
5
  template <class charT, class traits = char_traits<charT>,
6
  class Allocator = allocator<charT>>
7
  class basic_ostringstream : public basic_ostream<charT, traits> {
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  public:
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+ using char_type = charT;
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+ using int_type = typename traits::int_type;
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+ using pos_type = typename traits::pos_type;
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+ using off_type = typename traits::off_type;
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+ using traits_type = traits;
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+ using allocator_type = Allocator;
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+ // [ostringstream.cons], constructors
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+ explicit basic_ostringstream(
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+ ios_base::openmode which = ios_base::out);
 
 
 
 
 
 
 
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  explicit basic_ostringstream(
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  const basic_string<charT, traits, Allocator>& str,
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  ios_base::openmode which = ios_base::out);
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  basic_ostringstream(const basic_ostringstream& rhs) = delete;
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  basic_ostringstream(basic_ostringstream&& rhs);
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+ // [ostringstream.assign], assign and swap
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  basic_ostringstream& operator=(const basic_ostringstream& rhs) = delete;
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  basic_ostringstream& operator=(basic_ostringstream&& rhs);
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  void swap(basic_ostringstream& rhs);
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+ // [ostringstream.members], members
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  basic_stringbuf<charT, traits, Allocator>* rdbuf() const;
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  basic_string<charT, traits, Allocator> str() const;
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  void str(const basic_string<charT, traits, Allocator>& s);
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  private:
 
50
  - `sb`, the `stringbuf` object.
51
 
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  #### `basic_ostringstream` constructors <a id="ostringstream.cons">[[ostringstream.cons]]</a>
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54
  ``` cpp
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+ explicit basic_ostringstream(
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+ ios_base::openmode which = ios_base::out);
57
  ```
58
 
59
  *Effects:* Constructs an object of class `basic_ostringstream`,
60
  initializing the base class with `basic_ostream(&sb)` and initializing
61
  `sb` with
 
76
  basic_ostringstream(basic_ostringstream&& rhs);
77
  ```
78
 
79
  *Effects:* Move constructs from the rvalue `rhs`. This is accomplished
80
  by move constructing the base class, and the contained
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+ `basic_stringbuf`. Next `basic_ostream<charT, traits>::set_rdbuf(&sb)`
82
+ is called to install the contained `basic_stringbuf`.
83
 
84
  #### Assign and swap <a id="ostringstream.assign">[[ostringstream.assign]]</a>
85
 
86
  ``` cpp
87
  basic_ostringstream& operator=(basic_ostringstream&& rhs);
 
103
  template <class charT, class traits, class Allocator>
104
  void swap(basic_ostringstream<charT, traits, Allocator>& x,
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  basic_ostringstream<charT, traits, Allocator>& y);
106
  ```
107
 
108
+ *Effects:* As if by `x.swap(y)`.
109
 
110
  #### Member functions <a id="ostringstream.members">[[ostringstream.members]]</a>
111
 
112
  ``` cpp
113
  basic_stringbuf<charT, traits, Allocator>* rdbuf() const;
114
  ```
115
 
116
+ *Returns:*
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+ `const_cast<basic_stringbuf<charT, traits, Allocator>*>(&sb)`.
118
 
119
  ``` cpp
120
  basic_string<charT, traits, Allocator> str() const;
121
  ```
122