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bitwise: add explicit accessor get

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This commit is contained in:
Danny Robson 2019-02-03 14:16:58 +11:00
parent 5d76fb7792
commit 5218fa8165
1 changed files with 6 additions and 5 deletions
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11
bitwise.hpp
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@ -153,15 +153,16 @@ namespace cruft {
static_assert (SizeV > 0); static_assert (SizeV > 0);
static_assert (OffsetV + SizeV <= sizeof (ValueT) * 8); static_assert (OffsetV + SizeV <= sizeof (ValueT) * 8);
decltype(auto) constexpr ValueT get (void) const
operator+ () const { return +value; }
operator auto() const
{ {
auto const MASK = (1u << SizeV) - 1u; auto const MASK = ~(~0u << SizeV);
return (value >> OffsetV) & MASK; return (value >> OffsetV) & MASK;
} }
operator auto() const { return get (); }
decltype(auto) operator+ () const { return +get (); }
ValueT value; ValueT value;
}; };