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small tweaks

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[SVN r1235]
This commit is contained in:
Dave Abrahams
2003-04-28 03:17:36 +00:00
parent d4d3f1d448
commit a57faf5a6e
1 changed files with 9 additions and 5 deletions
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14
doc/facade-and-adaptor.rst
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@@ -839,6 +839,10 @@ Class template ``iterator_adaptor``
{ {
return y.base() - m_iterator; return y.base() - m_iterator;
} }
Base& base_reference()
{ return m_iterator; }
Base const& base_reference() const Base const& base_reference() const
{ return m_iterator; } { return m_iterator; }
@@ -905,8 +909,8 @@ types for ``iterator_adaptor``.
``explicit iterator_adaptor(Base iter);`` ``explicit iterator_adaptor(Base iter);``
:Returns: An instance of ``iterator_adaptor`` with :Returns: An instance of ``iterator_adaptor`` whose base() member
the position specified by ``iter``. function returns a copy of iter.
``Base base() const;`` ``Base base() const;``
@@ -1308,8 +1312,8 @@ expression ``p(x)`` must be valid where ``p`` is an object of type
Counting iterator Counting iterator
----------------- -----------------
The counting iterator adaptor implements dereference by returning the The counting iterator adaptor implements dereference by returning a
current value of the base object. The other operations are implemented reference to the base object. The other operations are implemented
by the base object, as per the inheritance from ``iterator_adaptor``. by the base object, as per the inheritance from ``iterator_adaptor``.
@@ -1339,7 +1343,7 @@ Class template ``counting_iterator``
typename super_t::reference dereference() const typename super_t::reference dereference() const
{ {
return this->base_reference(); return this->base_reference();
} }
// Why is this complicated? Why not let the default impl handle this? -JGS // Why is this complicated? Why not let the default impl handle this? -JGS