97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
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/*
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* Copyright (C) 2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if USE(CF)
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#include <CoreFoundation/CoreFoundation.h>
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#endif
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#if USE(FOUNDATION)
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typedef struct _NSRange NSRange;
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#endif
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namespace WebCore {
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struct CharacterRange {
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uint64_t location { 0 };
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uint64_t length { 0 };
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CharacterRange() = default;
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constexpr CharacterRange(uint64_t location, uint64_t length);
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#if USE(CF)
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constexpr CharacterRange(CFRange);
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constexpr operator CFRange() const;
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#endif
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#if USE(FOUNDATION)
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constexpr CharacterRange(NSRange);
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constexpr operator NSRange() const;
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#endif
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};
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constexpr CharacterRange::CharacterRange(uint64_t location, uint64_t length)
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: location(location)
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, length(length)
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{
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}
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#if USE(CF)
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constexpr CharacterRange::CharacterRange(CFRange range)
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: CharacterRange(range.location, range.length)
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{
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ASSERT(range.location != kCFNotFound);
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}
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constexpr CharacterRange::operator CFRange() const
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{
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CFIndex locationCF = location;
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CFIndex lengthCF = length;
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return { locationCF, lengthCF };
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}
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#endif
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#if USE(FOUNDATION) && defined(__OBJC__)
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constexpr CharacterRange::CharacterRange(NSRange range)
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: CharacterRange { range.location, range.length }
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{
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ASSERT(range.location != NSNotFound);
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}
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constexpr CharacterRange::operator NSRange() const
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{
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NSUInteger locationNS = location;
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NSUInteger lengthNS = length;
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return { locationNS, lengthNS };
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}
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#endif
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} // namespace WebCore
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