forked from mirrors/gecko-dev
2c52ea2bb0
The instantiations of the externed templates need to be in the same translation unit as the definitions. Currently they work due to building in unified mode. Differential Revision: https://phabricator.services.mozilla.com/D69467 --HG-- extra : moz-landing-system : lando
102 lines
3.8 KiB
C++
102 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsTDependentSubstring.h"
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template <typename T>
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void nsTDependentSubstring<T>::Rebind(const substring_type& str,
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uint32_t startPos, uint32_t length) {
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// If we currently own a buffer, release it.
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this->Finalize();
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size_type strLength = str.Length();
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if (startPos > strLength) {
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startPos = strLength;
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}
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char_type* newData =
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const_cast<char_type*>(static_cast<const char_type*>(str.Data())) +
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startPos;
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size_type newLength = XPCOM_MIN(length, strLength - startPos);
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DataFlags newDataFlags = DataFlags(0);
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this->SetData(newData, newLength, newDataFlags);
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}
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template <typename T>
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void nsTDependentSubstring<T>::Rebind(const char_type* data, size_type length) {
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NS_ASSERTION(data, "nsTDependentSubstring must wrap a non-NULL buffer");
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// If we currently own a buffer, release it.
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this->Finalize();
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char_type* newData =
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const_cast<char_type*>(static_cast<const char_type*>(data));
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size_type newLength = length;
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DataFlags newDataFlags = DataFlags(0);
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this->SetData(newData, newLength, newDataFlags);
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}
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template <typename T>
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void nsTDependentSubstring<T>::Rebind(const char_type* aStart,
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const char_type* aEnd) {
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MOZ_RELEASE_ASSERT(aStart <= aEnd, "Overflow!");
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this->Rebind(aStart, size_type(aEnd - aStart));
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}
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template <typename T>
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nsTDependentSubstring<T>::nsTDependentSubstring(const char_type* aStart,
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const char_type* aEnd)
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: substring_type(const_cast<char_type*>(aStart), uint32_t(aEnd - aStart),
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DataFlags(0), ClassFlags(0)) {
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MOZ_RELEASE_ASSERT(aStart <= aEnd, "Overflow!");
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}
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#if defined(MOZ_USE_CHAR16_WRAPPER)
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template <typename T>
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template <typename Q, typename EnableIfChar16>
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nsTDependentSubstring<T>::nsTDependentSubstring(char16ptr_t aStart,
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char16ptr_t aEnd)
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: substring_type(static_cast<const char16_t*>(aStart),
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static_cast<const char16_t*>(aEnd)) {
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MOZ_RELEASE_ASSERT(static_cast<const char16_t*>(aStart) <=
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static_cast<const char16_t*>(aEnd),
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"Overflow!");
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}
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#endif
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template <typename T>
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nsTDependentSubstring<T>::nsTDependentSubstring(const const_iterator& aStart,
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const const_iterator& aEnd)
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: substring_type(const_cast<char_type*>(aStart.get()),
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uint32_t(aEnd.get() - aStart.get()), DataFlags(0),
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ClassFlags(0)) {
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MOZ_RELEASE_ASSERT(aStart.get() <= aEnd.get(), "Overflow!");
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}
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template <typename T>
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const nsTDependentSubstring<T> Substring(const T* aStart, const T* aEnd) {
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MOZ_RELEASE_ASSERT(aStart <= aEnd, "Overflow!");
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return nsTDependentSubstring<T>(aStart, aEnd);
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}
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template nsTDependentSubstring<char> const Substring<char>(char const*,
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char const*);
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template nsTDependentSubstring<char16_t> const Substring<char16_t>(
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char16_t const*, char16_t const*);
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#if defined(MOZ_USE_CHAR16_WRAPPER)
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const nsTDependentSubstring<char16_t> Substring(char16ptr_t aData,
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uint32_t aLength) {
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return nsTDependentSubstring<char16_t>(aData, aLength);
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}
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const nsTDependentSubstring<char16_t> Substring(char16ptr_t aStart,
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char16ptr_t aEnd) {
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return Substring(static_cast<const char16_t*>(aStart),
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static_cast<const char16_t*>(aEnd));
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}
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#endif
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