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AK: Add StringView::starts_with(char) & StringView::ends_with(char)

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This is simply meant to be a more efficient implementation in the
case that we only need to check a single character.
This commit is contained in:
Shannon Booth 2020-02-15 10:14:22 +13:00 • committed by Andreas Kling
commit 854f0b9e1a
Notes: sideshowbarker 2024-07-19 09:09:35 +09:00
3 changed files with 20 additions and 0 deletions
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14
AK/StringView.cpp
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@ -105,6 +105,13 @@ Vector<StringView> StringView::lines(bool consider_cr) const
return v;
}
bool StringView::starts_with(char ch) const
{
if (is_empty())
return false;
return ch == characters_without_null_termination()[0];
}
bool StringView::starts_with(const StringView& str) const
{
if (str.is_empty())
@ -118,6 +125,13 @@ bool StringView::starts_with(const StringView& str) const
return !memcmp(characters_without_null_termination(), str.characters_without_null_termination(), str.length());
}
bool StringView::ends_with(char ch) const
{
if (is_empty())
return false;
return ch == characters_without_null_termination()[length() - 1];
}
bool StringView::ends_with(const StringView& str) const
{
if (str.is_empty())