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AK: Add String::hash()

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This commit is contained in:
Andreas Kling 2019-10-18 17:17:47 +02:00
parent 39546303da
commit ab9e6166e8
1 changed files with 12 additions and 3 deletions
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15
AK/String.h
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@ -181,6 +181,13 @@ public:
return *this; return *this;
} }
u32 hash() const
{
if (!m_impl)
return 0;
return m_impl->hash();
}
ByteBuffer to_byte_buffer() const; ByteBuffer to_byte_buffer() const;
template<typename BufferType> template<typename BufferType>
@ -205,7 +212,10 @@ public:
} }
#endif #endif
StringView view() const { return { characters(), length() }; } StringView view() const
{
return { characters(), length() };
}
private: private:
bool match_helper(const StringView& mask) const; bool match_helper(const StringView& mask) const;
@ -234,7 +244,6 @@ struct Traits<String> : public GenericTraits<String> {
struct CaseInsensitiveStringTraits : public AK::Traits<String> { struct CaseInsensitiveStringTraits : public AK::Traits<String> {
static unsigned hash(const String& s) { return s.impl() ? s.to_lowercase().impl()->hash() : 0; } static unsigned hash(const String& s) { return s.impl() ? s.to_lowercase().impl()->hash() : 0; }
static bool equals(const String& a, const String& b) { return a.to_lowercase() == b.to_lowercase(); } static bool equals(const String& a, const String& b) { return a.to_lowercase() == b.to_lowercase(); }
}; };
inline bool operator<(const char* characters, const String& string) inline bool operator<(const char* characters, const String& string)
@ -271,5 +280,5 @@ inline bool operator<=(const char* characters, const String& string)
} }
using AK::String;
using AK::CaseInsensitiveStringTraits; using AK::CaseInsensitiveStringTraits;
using AK::String;