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fix iota

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This commit is contained in:
bolero-MURAKAMI 2014-02-20 08:04:36 +09:00
parent 51716cb4af
commit 2905965f24
4 changed files with 116 additions and 34 deletions
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25
example/fizzbuzz/main.cpp
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@ -16,7 +16,6 @@
#include <sprout/array.hpp>
#include <sprout/string.hpp>
#include <sprout/numeric/iota.hpp>
#include <sprout/pit.hpp>
#include <iostream>
@ -24,7 +23,7 @@ struct fizzbuzz{
typedef sprout::string<12> result_type;
constexpr result_type
operator ()(int n) const{
operator()(int n) const {
return n % 15 == 0 ? sprout::to_string("FizzBuzz")
: n % 3 == 0 ? sprout::to_string("Fizz")
: n % 5 == 0 ? sprout::to_string("Buzz")
@ -40,29 +39,25 @@ main(){
//
// Test
//
static_assert(fizzbuzz()( 1) == "1", "");
static_assert(fizzbuzz()( 2) == "2", "");
static_assert(fizzbuzz()( 3) == "Fizz", "");
static_assert(fizzbuzz()( 5) == "Buzz", "");
static_assert(fizzbuzz()( 1) == "1", "");
static_assert(fizzbuzz()( 2) == "2", "");
static_assert(fizzbuzz()( 3) == "Fizz", "");
static_assert(fizzbuzz()( 5) == "Buzz", "");
static_assert(fizzbuzz()(15) == "FizzBuzz", "");
//
// Sequence [1..15]
//
constexpr auto source = sprout::iota(
sprout::pit<sprout::array<int, 15> >(),
1
);
constexpr auto source = sprout::iota<sprout::array<int, 15> >(1);
//
// Transform to FizzBuzz
//
constexpr auto result = sprout::transform(
constexpr auto result = sprout::transform<sprout::array<string, 15> >(
sprout::begin(source),
sprout::end(source),
sprout::pit<sprout::array<string, 15> >(),
fizzbuzz()
);
);
//
// Check result
@ -83,14 +78,14 @@ main(){
sprout::to_string("13"),
sprout::to_string("14"),
sprout::to_string("FizzBuzz")
);
);
// Equal result sequence
static_assert(result == fizzbuzz_result, "");
//
// Output
//
for(auto&& str : result){
for (auto&& str : result){
std::cout << str << ", ";
}
std::cout << std::endl;