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AK: Add case-insensitive hashing for the new String classes

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Bringing over this functionality from DeprecatedString.
This commit is contained in:
Andreas Kling 2023-09-05 19:55:21 +02:00 • committed by Tim Flynn
commit 1e820385d9
Notes: sideshowbarker 2024-07-17 18:46:30 +09:00
4 changed files with 22 additions and 0 deletions
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6
AK/String.h
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@ -168,6 +168,7 @@ public:
[[nodiscard]] bool contains(u32, CaseSensitivity = CaseSensitivity::CaseSensitive) const;
[[nodiscard]] u32 hash() const;
[[nodiscard]] u32 ascii_case_insensitive_hash() const;
template<Arithmetic T>
static ErrorOr<String> number(T value)
@ -263,6 +264,11 @@ struct Formatter<String> : Formatter<StringView> {
ErrorOr<void> format(FormatBuilder&, String const&);
};
struct ASCIICaseInsensitiveStringTraits : public Traits<String> {
static unsigned hash(String const& s) { return s.ascii_case_insensitive_hash(); }
static bool equals(String const& a, String const& b) { return a.bytes_as_string_view().equals_ignoring_ascii_case(b.bytes_as_string_view()); }
};
}
[[nodiscard]] ALWAYS_INLINE AK::String operator""_string(char const* cstring, size_t length)