SeqAn3
char_to.hpp
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34 
40 #pragma once
41 
46 
47 namespace seqan3::view
48 {
49 
91 template <alphabet_concept alphabet_type>
92 inline auto const char_to = deep{view::transform([] (auto && in)
93 {
94  static_assert(std::is_same_v<remove_cvref_t<decltype(in)>, remove_cvref_t<underlying_char_t<alphabet_type>>>,
95  "The innermost value type must be the underlying char type of alphabet_type.");
96  // call element-wise assign_char from the alphabet_concept
97  return assign_char(alphabet_type{}, in);
98 })};
99 
101 
102 } // namespace seqan3::view
constexpr auto transform
A range adaptor that takes a invocable and returns a view of the elements with the invocable applied...
Definition: transform.hpp:95
Provides seqan3::view::deep.
std::remove_cv_t< std::remove_reference_t< t > > remove_cvref_t
Return the input type with const, volatile and references removed [Type metafunction].
Definition: basic.hpp:64
The SeqAn3 namespace for views.
Provides seqan3::view::transform.
Provides various metafunctions on generic types.
constexpr alphabet_type & assign_char(alphabet_type &alph, underlying_char_t< alphabet_type > const chr) requires requires(alphabet_type alph)
Implementation of seqan3::alphabet_concept::assign_char() that delegates to a member function...
Definition: member_exposure.hpp:178
Core alphabet concept and free function/metafunction wrappers.
A wrapper type around an existing view adaptor that enables "deep view" behaviour for that view...
Definition: deep.hpp:129
auto const char_to
A view over an alphabet, given a range of characters.
Definition: char_to.hpp:92