forked from boostorg/iterator
cleanups, including endline-layout
[SVN r1064]
This commit is contained in:
@@ -71,8 +71,9 @@ namespace boost
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// ...
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//
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// template <class OtherIterator>
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// adapted_iterator(OtherIterator const& it,
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// typename enable_if_convertible<OtherIterator, Iterator>::type* = 0);
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// adapted_iterator(
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// OtherIterator const& it
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// , typename enable_if_convertible<OtherIterator, Iterator>::type* = 0);
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//
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// ...
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// };
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@@ -196,8 +196,7 @@ namespace boost_concepts {
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template <>
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struct Operations<boost::input_traversal_tag>
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{
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template <typename Iterator1,
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typename Iterator2>
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template <typename Iterator1, typename Iterator2>
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static void constraints(Iterator1 const& i1, Iterator2 const& i2)
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{
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i1 == i2;
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@@ -211,8 +210,7 @@ namespace boost_concepts {
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template <>
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struct Operations<boost::output_traversal_tag>
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{
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template <typename Iterator1,
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typename Iterator2>
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template <typename Iterator1, typename Iterator2>
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static void constraints(Iterator1 const& i1, Iterator2 const& i2)
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{
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Operations<boost::input_traversal_tag>::constraints(i1, i2);
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@@ -222,8 +220,7 @@ namespace boost_concepts {
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template <>
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struct Operations<boost::forward_traversal_tag>
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{
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template <typename Iterator1,
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typename Iterator2>
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template <typename Iterator1, typename Iterator2>
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static void constraints(Iterator1 const& i1, Iterator2 const& i2)
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{
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Operations<boost::input_traversal_tag>::constraints(i1, i2);
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@@ -233,8 +230,7 @@ namespace boost_concepts {
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template <>
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struct Operations<boost::bidirectional_traversal_tag>
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{
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template <typename Iterator1,
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typename Iterator2>
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template <typename Iterator1, typename Iterator2>
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static void constraints(Iterator1 const& i1, Iterator2 const& i2)
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{
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Operations<boost::forward_traversal_tag>::constraints(i1, i2);
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@@ -244,8 +240,7 @@ namespace boost_concepts {
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template <>
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struct Operations<boost::random_access_traversal_tag>
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{
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template <typename Iterator1,
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typename Iterator2>
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template <typename Iterator1, typename Iterator2>
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static void constraints(Iterator1 const& i1, Iterator2 const& i2)
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{
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Operations<boost::bidirectional_traversal_tag>::constraints(i1, i2);
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@@ -266,8 +261,7 @@ namespace boost_concepts {
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} // namespace detail
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template <typename Iterator,
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typename ConstIterator>
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template <typename Iterator, typename ConstIterator>
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class InteroperableConcept
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{
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public:
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@@ -99,7 +99,7 @@ namespace boost
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}
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template <class Facade1, class Facade2>
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static bool equal(Facade1 const& f1, Facade2 const& f2, Facade1* = 0, Facade2* = 0)
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static bool equal(Facade1 const& f1, Facade2 const& f2)
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{
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return f1.equal(f2);
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}
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@@ -111,10 +111,8 @@ namespace boost
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}
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template <class Facade1, class Facade2>
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static typename Facade1::difference_type distance_to(Facade1 const& f1,
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Facade2 const& f2,
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Facade1* = 0,
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Facade2* = 0)
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static typename Facade1::difference_type distance_to(
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Facade1 const& f1, Facade2 const& f2)
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{
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return f1.distance_to(f2);
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}
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@@ -1,253 +0,0 @@
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#ifndef BOOST_ITERATOR_TESTS_HPP
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# define BOOST_ITERATOR_TESTS_HPP
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// This is meant to be the beginnings of a comprehensive, generic
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// test suite for STL concepts such as iterators and containers.
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//
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// Revision History:
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// 28 Apr 2002 Fixed input iterator requirements.
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// For a == b a++ == b++ is no longer required.
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// See 24.1.1/3 for details.
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// (Thomas Witt)
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// 08 Feb 2001 Fixed bidirectional iterator test so that
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// --i is no longer a precondition.
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// (Jeremy Siek)
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// 04 Feb 2001 Added lvalue test, corrected preconditions
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// (David Abrahams)
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# include <iterator>
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# include <assert.h>
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# include <boost/type_traits.hpp>
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# include <boost/static_assert.hpp>
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# include <boost/concept_archetype.hpp> // for detail::dummy_constructor
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namespace boost {
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// use this for the value type
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struct dummyT {
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dummyT() { }
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dummyT(detail::dummy_constructor) { }
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dummyT(int x) : m_x(x) { }
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int foo() const { return m_x; }
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bool operator==(const dummyT& d) const { return m_x == d.m_x; }
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int m_x;
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};
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// Tests whether type Iterator satisfies the requirements for a
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// TrivialIterator.
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// Preconditions: i != j, *i == val
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template <class Iterator, class T>
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void trivial_iterator_test(const Iterator i, const Iterator j, T val)
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{
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Iterator k;
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assert(i == i);
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assert(j == j);
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assert(i != j);
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#ifdef BOOST_NO_STD_ITERATOR_TRAITS
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T v = *i;
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#else
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typename std::iterator_traits<Iterator>::value_type v = *i;
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#endif
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assert(v == val);
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#if 0
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// hmm, this will give a warning for transform_iterator... perhaps
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// this should be separated out into a stand-alone test since there
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// are several situations where it can't be used, like for
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// integer_range::iterator.
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assert(v == i->foo());
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#endif
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k = i;
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assert(k == k);
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assert(k == i);
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assert(k != j);
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assert(*k == val);
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}
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// Preconditions: i != j
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template <class Iterator, class T>
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void mutable_trivial_iterator_test(const Iterator i, const Iterator j, T val)
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{
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*i = val;
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trivial_iterator_test(i, j, val);
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}
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// Preconditions: *i == v1, *++i == v2
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template <class Iterator, class T>
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void input_iterator_test(Iterator i, T v1, T v2)
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{
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Iterator i1(i);
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assert(i == i1);
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assert(!(i != i1));
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// I can see no generic way to create an input iterator
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// that is in the domain of== of i and != i.
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// The following works for istream_iterator but is not
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// guaranteed to work for arbitrary input iterators.
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//
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// Iterator i2;
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//
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// assert(i != i2);
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// assert(!(i == i2));
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assert(*i1 == v1);
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assert(*i == v1);
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// we cannot test for equivalence of (void)++i & (void)i++
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// as i is only guaranteed to be single pass.
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assert(*i++ == v1);
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i1 = i;
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assert(i == i1);
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assert(!(i != i1));
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assert(*i1 == v2);
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assert(*i == v2);
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// i is dereferencable, so it must be incrementable.
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++i;
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// how to test for operator-> ?
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}
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// how to test output iterator?
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template <bool is_pointer> struct lvalue_test
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{
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template <class Iterator> static void check(Iterator)
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{
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# ifndef BOOST_NO_STD_ITERATOR_TRAITS
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typedef typename std::iterator_traits<Iterator>::reference reference;
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typedef typename std::iterator_traits<Iterator>::value_type value_type;
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# else
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typedef typename Iterator::reference reference;
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typedef typename Iterator::value_type value_type;
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# endif
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BOOST_STATIC_ASSERT(boost::is_reference<reference>::value);
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BOOST_STATIC_ASSERT((boost::is_same<reference,value_type&>::value
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|| boost::is_same<reference,const value_type&>::value
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));
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}
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};
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# ifdef BOOST_NO_STD_ITERATOR_TRAITS
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template <> struct lvalue_test<true> {
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template <class T> static void check(T) {}
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};
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#endif
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template <class Iterator, class T>
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void forward_iterator_test(Iterator i, T v1, T v2)
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{
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input_iterator_test(i, v1, v2);
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Iterator i1 = i, i2 = i;
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assert(i == i1++);
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assert(i != ++i2);
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trivial_iterator_test(i, i1, v1);
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trivial_iterator_test(i, i2, v1);
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++i;
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assert(i == i1);
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assert(i == i2);
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++i1;
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++i2;
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trivial_iterator_test(i, i1, v2);
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trivial_iterator_test(i, i2, v2);
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// borland doesn't allow non-type template parameters
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# if !defined(__BORLANDC__) || (__BORLANDC__ > 0x551)
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lvalue_test<(boost::is_pointer<Iterator>::value)>::check(i);
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#endif
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}
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// Preconditions: *i == v1, *++i == v2
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template <class Iterator, class T>
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void bidirectional_iterator_test(Iterator i, T v1, T v2)
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{
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forward_iterator_test(i, v1, v2);
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++i;
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Iterator i1 = i, i2 = i;
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assert(i == i1--);
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assert(i != --i2);
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trivial_iterator_test(i, i1, v2);
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trivial_iterator_test(i, i2, v2);
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--i;
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assert(i == i1);
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assert(i == i2);
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++i1;
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++i2;
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trivial_iterator_test(i, i1, v1);
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trivial_iterator_test(i, i2, v1);
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}
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// mutable_bidirectional_iterator_test
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// Preconditions: [i,i+N) is a valid range
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template <class Iterator, class TrueVals>
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void random_access_iterator_test(Iterator i, int N, TrueVals vals)
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{
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bidirectional_iterator_test(i, vals[0], vals[1]);
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const Iterator j = i;
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int c;
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for (c = 0; c < N-1; ++c) {
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assert(i == j + c);
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assert(*i == vals[c]);
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assert(*i == j[c]);
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assert(*i == *(j + c));
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assert(*i == *(c + j));
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++i;
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assert(i > j);
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assert(i >= j);
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assert(j <= i);
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assert(j < i);
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}
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Iterator k = j + N - 1;
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for (c = 0; c < N-1; ++c) {
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assert(i == k - c);
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assert(*i == vals[N - 1 - c]);
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assert(*i == j[N - 1 - c]);
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Iterator q = k - c;
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assert(*i == *q);
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assert(i > j);
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assert(i >= j);
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assert(j <= i);
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assert(j < i);
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--i;
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}
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}
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// Precondition: i != j
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template <class Iterator, class ConstIterator>
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void const_nonconst_iterator_test(Iterator i, ConstIterator j)
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{
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assert(i != j);
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assert(j != i);
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ConstIterator k(i);
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assert(k == i);
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assert(i == k);
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k = i;
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assert(k == i);
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assert(i == k);
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}
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} // namespace boost
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#endif // BOOST_ITERATOR_TESTS_HPP
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@@ -305,8 +305,9 @@ template <bool is_pointer> struct lvalue_test
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typedef typename Iterator::value_type value_type;
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# endif
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BOOST_STATIC_ASSERT(boost::is_reference<reference>::value);
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BOOST_STATIC_ASSERT((boost::is_same<reference,value_type&>::value
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|| boost::is_same<reference,const value_type&>::value
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BOOST_STATIC_ASSERT((
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boost::is_same<reference,value_type&>::value
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|| boost::is_same<reference,const value_type&>::value
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));
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}
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};
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@@ -23,12 +23,16 @@ namespace boost
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// is the type used as its traits.
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template <class AdaptableUnaryFunction, class Iterator>
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struct transform_iterator_traits
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: iterator_traits_adaptor<Iterator
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,typename AdaptableUnaryFunction::result_type
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,typename AdaptableUnaryFunction::result_type
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,typename AdaptableUnaryFunction::result_type*
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,iterator_tag< readable_iterator_tag,
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typename traversal_category<Iterator>::type > >
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: iterator_traits_adaptor<
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Iterator
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, typename AdaptableUnaryFunction::result_type
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, typename AdaptableUnaryFunction::result_type
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, typename AdaptableUnaryFunction::result_type*
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, iterator_tag<
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readable_iterator_tag
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, typename traversal_category<Iterator>::type
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>
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>
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{
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};
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@@ -45,8 +49,8 @@ namespace boost
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{
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typedef iterator_adaptor<
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transform_iterator<AdaptableUnaryFunction, Iterator>
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, Iterator
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, detail::transform_iterator_traits<AdaptableUnaryFunction,Iterator>
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, Iterator
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, detail::transform_iterator_traits<AdaptableUnaryFunction,Iterator>
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> super_t;
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friend class iterator_core_access;
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@@ -54,21 +58,22 @@ namespace boost
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public:
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transform_iterator() { }
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transform_iterator(Iterator const& x,
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AdaptableUnaryFunction f)
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transform_iterator(Iterator const& x, AdaptableUnaryFunction f)
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: super_t(x), m_f(f) { }
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template<class OtherIterator>
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transform_iterator(
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transform_iterator<AdaptableUnaryFunction, OtherIterator> const& t
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transform_iterator<AdaptableUnaryFunction, OtherIterator> const& t
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, typename enable_if_convertible<OtherIterator, Iterator>::type* = 0
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)
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)
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: super_t(t.base()), m_f(t.functor()) {}
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AdaptableUnaryFunction functor() const { return m_f; }
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AdaptableUnaryFunction functor() const
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{ return m_f; }
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private:
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typename super_t::value_type dereference() const { return m_f(super_t::dereference()); }
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typename super_t::value_type dereference() const
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{ return m_f(super_t::dereference()); }
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// Probably should be the initial base class so it can be
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// optimized away via EBO if it is an empty class.
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Block a user