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AK: Add StringView::copy_characters_to_buffer()
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parent
3237efc661
commit
8209c2b570
Notes:
sideshowbarker
2024-07-17 14:32:23 +09:00
Author: https://github.com/timschumi Commit: https://github.com/SerenityOS/serenity/commit/8209c2b570 Pull-request: https://github.com/SerenityOS/serenity/pull/13333
@ -182,6 +182,18 @@ StringView StringView::substring_view_starting_after_substring(StringView substr
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return { remaining_characters, remaining_length };
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}
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bool StringView::copy_characters_to_buffer(char* buffer, size_t buffer_size) const
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{
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// We must fit at least the NUL-terminator.
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VERIFY(buffer_size > 0);
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size_t characters_to_copy = min(m_length, buffer_size - 1);
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__builtin_memcpy(buffer, m_characters, characters_to_copy);
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buffer[characters_to_copy] = 0;
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return characters_to_copy == m_length;
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}
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template<typename T>
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Optional<T> StringView::to_int() const
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{
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@ -192,6 +192,8 @@ public:
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[[nodiscard]] StringView substring_view_starting_from_substring(StringView substring) const;
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[[nodiscard]] StringView substring_view_starting_after_substring(StringView substring) const;
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[[nodiscard]] bool copy_characters_to_buffer(char* buffer, size_t buffer_size) const;
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constexpr bool operator==(char const* cstring) const
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{
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if (is_null())
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