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32 lines
1.1 KiB
C++
32 lines
1.1 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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#ifndef XPCOM_BASE_NSIDUTILS_H_
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#define XPCOM_BASE_NSIDUTILS_H_
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#include "nsID.h"
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#include "nsString.h"
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#include "nsTString.h"
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/**
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* Trims the brackets around the nsID string, since it wraps its ID with
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* brackets: {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}.
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*/
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template <typename T>
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class NSID_TrimBrackets : public nsTAutoString<T> {
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public:
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explicit NSID_TrimBrackets(const nsID& aID) {
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nsIDToCString toCString(aID);
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// The string from nsIDToCString::get() includes a null terminator.
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// Thus this trims 3 characters: `{`, `}`, and the null terminator.
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this->AssignASCII(toCString.get() + 1, NSID_LENGTH - 3);
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}
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};
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using NSID_TrimBracketsUTF16 = NSID_TrimBrackets<char16_t>;
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using NSID_TrimBracketsASCII = NSID_TrimBrackets<char>;
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#endif // XPCOM_BASE_NSIDUTILS_H_
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