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parser/html/nsHtml5Atom.cpp@925c144e1f1f (annotated)

parser/html/nsHtml5Atom.cpp

Fri, 16 Jan 2015 18:13:44 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Fri, 16 Jan 2015 18:13:44 +0100

branch

TOR_BUG_9701

changeset 14

925c144e1f1f

permissions

-rw-r--r--

Integrate suggestion from review to improve consistency with existing code.

michael@0	1	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	2	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	3	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	4
michael@0	5	#include "nsHtml5Atom.h"
michael@0	6	#include "nsAutoPtr.h"
michael@0	7	#include "mozilla/unused.h"
michael@0	8
michael@0	9	nsHtml5Atom::nsHtml5Atom(const nsAString& aString)
michael@0	10	{
michael@0	11	mLength = aString.Length();
michael@0	12	nsRefPtr<nsStringBuffer> buf = nsStringBuffer::FromString(aString);
michael@0	13	if (buf) {
michael@0	14	mString = static_cast<char16_t*>(buf->Data());
michael@0	15	} else {
michael@0	16	buf = nsStringBuffer::Alloc((mLength + 1) * sizeof(char16_t));
michael@0	17	mString = static_cast<char16_t*>(buf->Data());
michael@0	18	CopyUnicodeTo(aString, 0, mString, mLength);
michael@0	19	mString[mLength] = char16_t(0);
michael@0	20	}
michael@0	21
michael@0	22	NS_ASSERTION(mString[mLength] == char16_t(0), "null terminated");
michael@0	23	NS_ASSERTION(buf && buf->StorageSize() >= (mLength+1) * sizeof(char16_t),
michael@0	24	"enough storage");
michael@0	25	NS_ASSERTION(Equals(aString), "correct data");
michael@0	26
michael@0	27	// Take ownership of buffer
michael@0	28	mozilla::unused << buf.forget();
michael@0	29	}
michael@0	30
michael@0	31	nsHtml5Atom::~nsHtml5Atom()
michael@0	32	{
michael@0	33	nsStringBuffer::FromData(mString)->Release();
michael@0	34	}
michael@0	35
michael@0	36	NS_IMETHODIMP_(MozExternalRefCountType)
michael@0	37	nsHtml5Atom::AddRef()
michael@0	38	{
michael@0	39	NS_NOTREACHED("Attempt to AddRef an nsHtml5Atom.");
michael@0	40	return 2;
michael@0	41	}
michael@0	42
michael@0	43	NS_IMETHODIMP_(MozExternalRefCountType)
michael@0	44	nsHtml5Atom::Release()
michael@0	45	{
michael@0	46	NS_NOTREACHED("Attempt to Release an nsHtml5Atom.");
michael@0	47	return 1;
michael@0	48	}
michael@0	49
michael@0	50	NS_IMETHODIMP
michael@0	51	nsHtml5Atom::QueryInterface(REFNSIID aIID, void** aInstancePtr)
michael@0	52	{
michael@0	53	NS_NOTREACHED("Attempt to call QueryInterface an nsHtml5Atom.");
michael@0	54	return NS_ERROR_UNEXPECTED;
michael@0	55	}
michael@0	56
michael@0	57	NS_IMETHODIMP
michael@0	58	nsHtml5Atom::ScriptableToString(nsAString& aBuf)
michael@0	59	{
michael@0	60	NS_NOTREACHED("Should not call ScriptableToString.");
michael@0	61	return NS_ERROR_NOT_IMPLEMENTED;
michael@0	62	}
michael@0	63
michael@0	64	NS_IMETHODIMP
michael@0	65	nsHtml5Atom::ToUTF8String(nsACString& aReturn)
michael@0	66	{
michael@0	67	NS_NOTREACHED("Should not attempt to convert to an UTF-8 string.");
michael@0	68	return NS_ERROR_NOT_IMPLEMENTED;
michael@0	69	}
michael@0	70
michael@0	71	NS_IMETHODIMP_(bool)
michael@0	72	nsHtml5Atom::IsStaticAtom()
michael@0	73	{
michael@0	74	return false;
michael@0	75	}
michael@0	76
michael@0	77	NS_IMETHODIMP
michael@0	78	nsHtml5Atom::ScriptableEquals(const nsAString& aString, bool* aResult)
michael@0	79	{
michael@0	80	NS_NOTREACHED("Should not call ScriptableEquals.");
michael@0	81	return NS_ERROR_NOT_IMPLEMENTED;
michael@0	82	}
michael@0	83
michael@0	84	NS_IMETHODIMP_(bool)
michael@0	85	nsHtml5Atom::EqualsUTF8(const nsACString& aString)
michael@0	86	{
michael@0	87	NS_NOTREACHED("Should not attempt to compare with an UTF-8 string.");
michael@0	88	return false;
michael@0	89	}