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AK: Add StringView::hash()

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This grabs the hash from the underlying StringImpl if there is one,
otherwise it's computed on the fly.
This commit is contained in:
Andreas Kling 2019-08-24 22:31:06 +02:00
parent bb32fd8bfa
commit d38bd3935b
2 changed files with 11 additions and 0 deletions
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9
AK/StringView.cpp
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@ -109,4 +109,13 @@ unsigned StringView::to_uint(bool& ok) const
return value;
}
unsigned StringView::hash() const
{
if (is_empty())
return 0;
if (m_impl)
return m_impl->hash();
return string_hash(characters_without_null_termination(), length());
}
}