mirror of
https://github.com/bolero-MURAKAMI/Sprout
synced 2025-08-03 12:49:50 +00:00
SPROUT_CONFIG_SUPPORT_TEMPORARY_CONTAINER_ITERATION をデフォルトで有効に変更
sprout/type/string.hpp 追加
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bolero-MURAKAMI
parent
86073fea83
commit
231910c863
43 changed files with 4816 additions and 16 deletions
322
sprout/breed/generate.hpp
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322
sprout/breed/generate.hpp
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#ifndef SPROUT_BREED_GENERATE_HPP
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#define SPROUT_BREED_GENERATE_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/index_tuple.hpp>
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#include <sprout/breed/breed_fwd.hpp>
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#include <sprout/breed/args.hpp>
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#include <sprout/breed/detail/std_result_of.hpp>
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namespace sprout {
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namespace breed {
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namespace detail {
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template<typename Expr>
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struct by_value_generator_;
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template<typename Tag, typename Arg>
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struct by_value_generator_<sprout::breed::expr<Tag, sprout::breed::term<Arg>, 0> > {
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public:
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typedef breed::expr<
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Tag,
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sprout::breed::term<typename sprout::breed::detail::term_traits<Arg>::value_type>,
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0
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> type;
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public:
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static SPROUT_CONSTEXPR type call(breed::expr<Tag, term<Arg>, 0> const& e) {
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return type(e.template child<0>());
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}
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};
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template<typename Tag, typename Arg>
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struct by_value_generator_<sprout::breed::basic_expr<Tag, sprout::breed::term<Arg>, 0> > {
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public:
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typedef breed::expr<
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Tag,
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sprout::breed::term<typename sprout::breed::detail::term_traits<Arg>::value_type>,
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0
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> type;
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public:
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static SPROUT_CONSTEXPR type call(breed::expr<Tag, term<Arg>, 0> const& e) {
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return type(e.template child<0>());
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}
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};
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template<typename Tag, typename... Args>
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struct by_value_generator_<
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sprout::breed::expr<Tag, sprout::breed::list<Args...>, sizeof...(Args)>
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> {
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public:
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typedef sprout::breed::list<Args...> src_args;
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typedef sprout::breed::list<typename sprout::breed::detail::uncvref<Args>::type...> dst_args;
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typedef sprout::breed::expr<Tag, src_args, N> src_type;
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typedef sprout::breed::expr<Tag, dst_args, N> type;
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private:
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template<std::ptrdiff_t... Indexes>
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static SPROUT_CONSTEXPR type call_impl(src_type const& e, sprout::index_tuple<Indexes...>) {
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return type(e.template child<Indexes>()...);
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}
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public:
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static SPROUT_CONSTEXPR type call(src_type const& e) {
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return call_impl(typename sprout::index_range<0, sizeof...(Args)>::type());
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}
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};
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template<typename Tag, typename... Args>
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struct by_value_generator_<
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sprout::breed::basic_expr<Tag, sprout::breed::list<Args...>, sizeof...(Args)>
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> {
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public:
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typedef sprout::breed::list<Args...> src_args;
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typedef sprout::breed::list<typename sprout::breed::detail::uncvref<Args>::type...> dst_args;
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typedef sprout::breed::basic_expr<Tag, src_args, N> src_type;
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typedef sprout::breed::basic_expr<Tag, dst_args, N> type;
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private:
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template<std::ptrdiff_t... Indexes>
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static SPROUT_CONSTEXPR type call_impl(src_type const& e, sprout::index_tuple<Indexes...>) {
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return type(e.template child<Indexes>()...);
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}
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public:
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static SPROUT_CONSTEXPR type call(src_type const& e) {
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return call_impl(typename sprout::index_range<0, sizeof...(Args)>::type());
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}
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};
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} // namespace detail
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//
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// use_basic_expr
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//
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template<typename Generator>
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struct use_basic_expr
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: public Generator
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{
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public:
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SPROUT_BREED_USE_BASIC_EXPR();
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};
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//
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// default_generator
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//
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struct default_generator {
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public:
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SPROUT_BREED_CALLABLE()
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public:
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template<typename Sig>
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struct result;
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template<typename This, typename Expr>
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struct result<This(Expr)> {
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public:
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typedef Expr type;
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};
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public:
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template<typename Expr>
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#ifdef SPROUT_BREED_STRICT_RESULT_OF
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SPROUT_CONSTEXPR Expr
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#else
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SPROUT_CONSTEXPR Expr const&
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#endif
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operator()(Expr const& e) const {
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return e;
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}
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};
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//
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// basic_default_generator
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//
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struct basic_default_generator
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: public sprout::breed::use_basic_expr<sprout::breed::default_generator>
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{};
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//
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// generator
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//
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template<template<typename> class Extends>
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struct generator {
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SPROUT_BREED_CALLABLE()
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SPROUT_BREED_USE_BASIC_EXPR()
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public:
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template<typename Sig>
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struct result;
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template<typename This, typename Expr>
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struct result<This(Expr)> {
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public:
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typedef Extends<Expr> type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr&)> {
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public:
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typedef Extends<Expr> type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr const&)>
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{
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public:
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typedef Extends<Expr> type;
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};
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public:
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template<typename Expr>
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SPROUT_CONSTEXPR Extends<Expr> operator()(Expr const& e) const {
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return Extends<Expr>(e);
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}
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};
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//
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// pod_generator
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//
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template<template<typename> class Extends>
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struct pod_generator {
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public:
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SPROUT_BREED_CALLABLE()
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SPROUT_BREED_USE_BASIC_EXPR()
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public:
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template<typename Sig>
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struct result;
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template<typename This, typename Expr>
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struct result<This(Expr)> {
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public:
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typedef Extends<Expr> type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr&)> {
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public:
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typedef Extends<Expr> type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr const&)> {
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public:
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typedef Extends<Expr> type;
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};
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public:
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template<typename Expr>
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SPROUT_CONSTEXPR Extends<Expr> operator()(Expr const& e) const {
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return Extends<Expr>(e);
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}
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};
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//
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// by_value_generator
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//
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struct by_value_generator {
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public:
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SPROUT_BREED_CALLABLE()
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public:
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template<typename Sig>
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struct result;
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template<typename This, typename Expr>
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struct result<This(Expr)> {
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public:
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typedef typename sprout::breed::detail::by_value_generator_<Expr>::type type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr&)> {
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public:
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typedef typename sprout::breed::detail::by_value_generator_<Expr>::type type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr const&)> {
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public:
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typedef typename sprout::breed::detail::by_value_generator_<Expr>::type type;
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};
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public:
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template<typename Expr>
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SPROUT_CONSTEXPR typename result<by_value_generator(Expr)>::type operator()(Expr const& e) const {
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return sprout::breed::detail::by_value_generator_<Expr>::call(e);
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}
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};
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//
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// compose_generators
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//
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template<typename First, typename Second>
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struct compose_generators {
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public:
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SPROUT_BREED_CALLABLE()
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public:
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template<typename Sig>
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struct result;
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template<typename This, typename Expr>
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struct result<This(Expr)> {
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public:
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typedef typename Second::template result<
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Second(typename First::template result<First(Expr)>::type)
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>::type type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr&)> {
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public:
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typedef typename Second::template result<
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Second(typename First::template result<First(Expr)>::type)
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>::type type;
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};
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template<typename This, typename Expr>
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struct result<This(Expr const&)> {
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public:
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typedef typename Second::template result<
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Second(typename First::template result<First(Expr)>::type)
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>::type type;
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};
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public:
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template<typename Expr>
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SPROUT_CONSTEXPR typename result<compose_generators(Expr)>::type operator()(Expr const& e) const {
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return Second()(First()(e));
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}
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};
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//
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// wants_basic_expr
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//
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template<typename Generator, typename Void>
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struct wants_basic_expr
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: public std::false_type
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{};
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template<typename Generator>
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struct wants_basic_expr<Generator, typename Generator::breed_use_basic_expr_>
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: public std::true_type
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{};
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//
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// is_callable
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//
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template<>
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struct is_callable<default_generator>
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: public std::true_type
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{};
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template<template<typename> class Extends>
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struct is_callable<sprout::breed::generator<Extends> >
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: public std::true_type
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{};
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template<template<typename> class Extends>
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struct is_callable<sprout::breed::pod_generator<Extends> >
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: public std::true_type
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{};
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template<>
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struct is_callable<sprout::breed::by_value_generator>
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: public std::true_type
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{};
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template<typename First, typename Second>
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struct is_callable<sprout::breed::compose_generators<First, Second> >
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: public std::true_type
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{};
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namespace detail {
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template<typename Expr>
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struct std_result_of<sprout::breed::default_domain(Expr)> {
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public:
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typedef Expr type;
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};
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template<typename Expr>
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struct std_result_of<sprout::breed::basic_default_domain(Expr)> {
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public:
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typedef Expr type;
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};
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template<typename Expr>
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struct std_result_of<sprout::breed::default_generator(Expr)> {
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public:
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typedef Expr type;
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};
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template<typename Expr>
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struct std_result_of<sprout::breed::basic_default_generator(Expr)> {
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public:
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typedef Expr type;
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};
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} // namespace detail
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} // namespace breed
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} // namespace sprout
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#endif // #ifndef SPROUT_BREED_GENERATE_HPP
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