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updated some issues for indirect_iterator

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[SVN r21640]
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Jeremy Siek
2004-01-12 19:30:48 +00:00
parent 6085e03da0
commit db9d88ad7b
4 changed files with 117 additions and 155 deletions
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doc/function_output_iterator.html
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@ -51,8 +51,8 @@ proxy object.</p>
<p class="topic-title"><a name="table-of-contents">Table of Contents</a></p>
<ul class="simple">
<li><a class="reference" href="#function-output-iterator-requirements" id="id1" name="id1"><tt class="literal"><span class="pre">function_output_iterator</span></tt> requirements</a></li>
<li><a class="reference" href="#function-output-iterator-operations" id="id2" name="id2"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></li>
<li><a class="reference" href="#function-output-iterator-output-proxy-operations" id="id3" name="id3"><tt class="literal"><span class="pre">function_output_iterator::output_proxy</span></tt> operations</a></li>
<li><a class="reference" href="#function-output-iterator-models" id="id2" name="id2"><tt class="literal"><span class="pre">function_output_iterator</span></tt> models</a></li>
<li><a class="reference" href="#function-output-iterator-operations" id="id3" name="id3"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></li>
<li><a class="reference" href="#example" id="id4" name="id4">Example</a></li>
</ul>
</div>
@ -60,53 +60,51 @@ proxy object.</p>
template &lt;class UnaryFunction&gt;
class function_output_iterator {
public:
typedef iterator_tag&lt;
writable_iterator
, incrementable_traversal_tag
&gt; iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
typedef std::output_iterator_tag iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
explicit function_output_iterator(const UnaryFunction&amp; f = UnaryFunction());
struct output_proxy {
output_proxy(UnaryFunction&amp; f);
template &lt;class T&gt; output_proxy&amp; operator=(const T&amp; value);
};
output_proxy operator*();
/* implementation defined */ operator*();
function_output_iterator&amp; operator++();
function_output_iterator&amp; operator++(int);
private:
UnaryFunction m_f; // exposition only
};
</pre>
<div class="section" id="function-output-iterator-requirements">
<h1><a class="toc-backref" href="#id1" name="function-output-iterator-requirements"><tt class="literal"><span class="pre">function_output_iterator</span></tt> requirements</a></h1>
<p>The <tt class="literal"><span class="pre">UnaryFunction</span></tt> must be Assignable, Copy Constructible, and the
expression <tt class="literal"><span class="pre">f(x)</span></tt> must be valid, where <tt class="literal"><span class="pre">f</span></tt> is an object of type
<tt class="literal"><span class="pre">UnaryFunction</span></tt> and <tt class="literal"><span class="pre">x</span></tt> is an object of a type accepted by <tt class="literal"><span class="pre">f</span></tt>.
The resulting <tt class="literal"><span class="pre">function_output_iterator</span></tt> is a model of the Writable
and Incrementable Iterator concepts.</p>
<p>The <tt class="literal"><span class="pre">UnaryFunction</span></tt> must be Assignable, Copy Constructible.</p>
</div>
<div class="section" id="function-output-iterator-models">
<h1><a class="toc-backref" href="#id2" name="function-output-iterator-models"><tt class="literal"><span class="pre">function_output_iterator</span></tt> models</a></h1>
<p><tt class="literal"><span class="pre">function_output_iterator</span></tt> is a model of the Writable and
Incrementable Iterator concepts.</p>
</div>
<div class="section" id="function-output-iterator-operations">
<h1><a class="toc-backref" href="#id2" name="function-output-iterator-operations"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></h1>
<h1><a class="toc-backref" href="#id3" name="function-output-iterator-operations"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></h1>
<p><tt class="literal"><span class="pre">explicit</span> <span class="pre">function_output_iterator(const</span> <span class="pre">UnaryFunction&amp;</span> <span class="pre">f</span> <span class="pre">=</span> <span class="pre">UnaryFunction());</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">function_output_iterator</span></tt> with
<tt class="literal"><span class="pre">f</span></tt> stored as a data member.</td>
<tt class="literal"><span class="pre">m_f</span></tt> constructed from <tt class="literal"><span class="pre">f</span></tt>.</td>
</tr>
</tbody>
</table>
<p><tt class="literal"><span class="pre">output_proxy</span> <span class="pre">operator*();</span></tt></p>
<p><tt class="literal"><span class="pre">/*</span> <span class="pre">implementation</span> <span class="pre">defined</span> <span class="pre">*/</span> <span class="pre">operator*();</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">output_proxy</span></tt> constructed with
a copy of the unary function <tt class="literal"><span class="pre">f</span></tt>.</td>
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An object <tt class="literal"><span class="pre">r</span></tt> of implementation defined type
such that if <tt class="literal"><span class="pre">f(t)</span></tt> is a valid expression for
some object <tt class="literal"><span class="pre">t</span></tt> then <tt class="literal"><span class="pre">r</span> <span class="pre">=</span> <span class="pre">t</span></tt> is a valid expression.
<tt class="literal"><span class="pre">r</span> <span class="pre">=</span> <span class="pre">t</span></tt> will have the same effect as <tt class="literal"><span class="pre">f(t)</span></tt>.</td>
</tr>
</tbody>
</table>
@ -129,32 +127,6 @@ a copy of the unary function <tt class="literal"><span class="pre">f</span></tt>
</tbody>
</table>
</div>
<div class="section" id="function-output-iterator-output-proxy-operations">
<h1><a class="toc-backref" href="#id3" name="function-output-iterator-output-proxy-operations"><tt class="literal"><span class="pre">function_output_iterator::output_proxy</span></tt> operations</a></h1>
<p><tt class="literal"><span class="pre">output_proxy(UnaryFunction&amp;</span> <span class="pre">f);</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">output_proxy</span></tt> with <tt class="literal"><span class="pre">f</span></tt> stored as
a data member.</td>
</tr>
</tbody>
</table>
<p><tt class="literal"><span class="pre">template</span> <span class="pre">&lt;class</span> <span class="pre">T&gt;</span> <span class="pre">output_proxy&amp;</span> <span class="pre">operator=(const</span> <span class="pre">T&amp;</span> <span class="pre">value);</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Effects:</th><td class="field-body"><pre class="first last literal-block">
m_f(value);
return *this;
</pre>
</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="example">
<h1><a class="toc-backref" href="#id4" name="example">Example</a></h1>
<pre class="literal-block">
@ -194,7 +166,7 @@ int main(int, char*[])
<hr class="footer"/>
<div class="footer">
<a class="reference" href="function_output_iterator.rst">View document source</a>.
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