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288 lines
10 KiB
C++
288 lines
10 KiB
C++
// Boost string_algo library find_format.hpp header file ---------------------------//
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// Copyright Pavol Droba 2002-2003.
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/ for updates, documentation, and revision history.
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#ifndef BOOST_STRING_FIND_FORMAT_HPP
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#define BOOST_STRING_FIND_FORMAT_HPP
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#include <deque>
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#include <boost/detail/iterator.hpp>
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#include <boost/range/iterator_range_core.hpp>
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#include <boost/range/begin.hpp>
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#include <boost/range/end.hpp>
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#include <boost/range/const_iterator.hpp>
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#include <boost/range/as_literal.hpp>
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#include <boost/algorithm/string/concept.hpp>
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#include <boost/algorithm/string/detail/find_format.hpp>
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#include <boost/algorithm/string/detail/find_format_all.hpp>
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/*! \file
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Defines generic replace algorithms. Each algorithm replaces
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part(s) of the input. The part to be replaced is looked up using a Finder object.
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Result of finding is then used by a Formatter object to generate the replacement.
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*/
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namespace boost {
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namespace algorithm {
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// generic replace -----------------------------------------------------------------//
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//! Generic replace algorithm
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/*!
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Use the Finder to search for a substring. Use the Formatter to format
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this substring and replace it in the input.
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The result is a modified copy of the input. It is returned as a sequence
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or copied to the output iterator.
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\param Output An output iterator to which the result will be copied
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\param Input An input sequence
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\param Finder A Finder object used to search for a match to be replaced
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\param Formatter A Formatter object used to format a match
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\return An output iterator pointing just after the last inserted character or
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a modified copy of the input
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\note The second variant of this function provides the strong exception-safety guarantee
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*/
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template<
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typename OutputIteratorT,
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typename RangeT,
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typename FinderT,
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typename FormatterT>
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inline OutputIteratorT find_format_copy(
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OutputIteratorT Output,
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const RangeT& Input,
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FinderT Finder,
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FormatterT Formatter )
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type>
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));
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iterator_range<BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type> lit_input(::boost::as_literal(Input));
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return detail::find_format_copy_impl(
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Output,
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lit_input,
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Formatter,
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Finder( ::boost::begin(lit_input), ::boost::end(lit_input) ) );
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}
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//! Generic replace algorithm
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/*!
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\overload
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*/
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template<
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typename SequenceT,
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typename FinderT,
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typename FormatterT>
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inline SequenceT find_format_copy(
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const SequenceT& Input,
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FinderT Finder,
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FormatterT Formatter )
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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return detail::find_format_copy_impl(
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Input,
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Formatter,
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Finder(::boost::begin(Input), ::boost::end(Input)));
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}
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//! Generic replace algorithm
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/*!
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Use the Finder to search for a substring. Use the Formatter to format
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this substring and replace it in the input. The input is modified in-place.
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\param Input An input sequence
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\param Finder A Finder object used to search for a match to be replaced
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\param Formatter A Formatter object used to format a match
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*/
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template<
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typename SequenceT,
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typename FinderT,
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typename FormatterT>
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inline void find_format(
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SequenceT& Input,
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FinderT Finder,
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FormatterT Formatter)
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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detail::find_format_impl(
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Input,
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Formatter,
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Finder(::boost::begin(Input), ::boost::end(Input)));
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}
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// find_format_all generic ----------------------------------------------------------------//
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//! Generic replace all algorithm
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/*!
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Use the Finder to search for a substring. Use the Formatter to format
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this substring and replace it in the input. Repeat this for all matching
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substrings.
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The result is a modified copy of the input. It is returned as a sequence
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or copied to the output iterator.
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\param Output An output iterator to which the result will be copied
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\param Input An input sequence
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\param Finder A Finder object used to search for a match to be replaced
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\param Formatter A Formatter object used to format a match
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\return An output iterator pointing just after the last inserted character or
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a modified copy of the input
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\note The second variant of this function provides the strong exception-safety guarantee
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*/
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template<
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typename OutputIteratorT,
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typename RangeT,
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typename FinderT,
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typename FormatterT>
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inline OutputIteratorT find_format_all_copy(
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OutputIteratorT Output,
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const RangeT& Input,
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FinderT Finder,
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FormatterT Formatter)
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type>
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));
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iterator_range<BOOST_STRING_TYPENAME range_const_iterator<RangeT>::type> lit_input(::boost::as_literal(Input));
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return detail::find_format_all_copy_impl(
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Output,
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lit_input,
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Finder,
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Formatter,
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Finder(::boost::begin(lit_input), ::boost::end(lit_input)));
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}
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//! Generic replace all algorithm
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/*!
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\overload
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*/
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template<
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typename SequenceT,
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typename FinderT,
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typename FormatterT >
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inline SequenceT find_format_all_copy(
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const SequenceT& Input,
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FinderT Finder,
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FormatterT Formatter )
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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return detail::find_format_all_copy_impl(
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Input,
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Finder,
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Formatter,
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Finder( ::boost::begin(Input), ::boost::end(Input) ) );
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}
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//! Generic replace all algorithm
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/*!
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Use the Finder to search for a substring. Use the Formatter to format
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this substring and replace it in the input. Repeat this for all matching
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substrings.The input is modified in-place.
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\param Input An input sequence
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\param Finder A Finder object used to search for a match to be replaced
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\param Formatter A Formatter object used to format a match
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*/
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template<
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typename SequenceT,
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typename FinderT,
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typename FormatterT >
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inline void find_format_all(
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SequenceT& Input,
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FinderT Finder,
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FormatterT Formatter )
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{
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// Concept check
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BOOST_CONCEPT_ASSERT((
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FinderConcept<
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FinderT,
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BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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BOOST_CONCEPT_ASSERT((
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FormatterConcept<
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FormatterT,
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FinderT,BOOST_STRING_TYPENAME range_const_iterator<SequenceT>::type>
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));
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detail::find_format_all_impl(
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Input,
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Finder,
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Formatter,
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Finder(::boost::begin(Input), ::boost::end(Input)));
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}
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} // namespace algorithm
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// pull the names to the boost namespace
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using algorithm::find_format_copy;
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using algorithm::find_format;
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using algorithm::find_format_all_copy;
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using algorithm::find_format_all;
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} // namespace boost
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#endif // BOOST_STRING_FIND_FORMAT_HPP
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