just_from.h

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#pragma once
 
#include "di/execution/algorithm/just.h"
#include "di/execution/algorithm/then.h"
#include "di/function/invoke.h"
#include "di/meta/util.h"
 
namespace di::execution {
namespace just_from_ns {
    struct Function {
        template<concepts::MovableValue Fun>
        requires(concepts::Invocable<Fun>)
        auto operator()(Fun&& function) const {
            return just() | then(util::forward<Fun>(function));
        }
    };
}

constexpr inline auto just_from = just_from_ns::Function {};
}