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util/ConstBuffer: add method Contains()

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Max Kellermann 2014-06-23 22:30:01 +02:00
parent fa1fb47d75
commit 7213c26798
1 changed files with 10 additions and 0 deletions
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10
src/util/ConstBuffer.hxx
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@ -138,6 +138,16 @@ struct ConstBuffer {
return size == 0; return size == 0;
} }
template<typename U>
gcc_pure
bool Contains(U &&u) const {
for (const auto &i : *this)
if (u == i)
return true;
return false;
}
constexpr iterator begin() const { constexpr iterator begin() const {
return data; return data;
} }