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Bug 1448588 - Assume contiguous XPCOM strings in txDouble. r=peterv.

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MozReview-Commit-ID: 9gDx13PNFWr

--HG--
extra : rebase_source : aeee559d77cab127a4f52a6e83455f6f41454f72
This commit is contained in:
Henri Sivonen 2018-03-24 21:24:25 +02:00
parent 65e2284ca0
commit 828fac8d2c
1 changed files with 4 additions and 6 deletions
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10
dom/xslt/base/txDouble.cpp
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@ -27,19 +27,18 @@
class txStringToDouble
{
public:
typedef char16_t input_type;
typedef char16_t value_type;
txStringToDouble(): mState(eWhitestart), mSign(ePositive) {}
void
write(const input_type* aSource, uint32_t aSourceLength)
Parse(const nsAString& aSource)
{
if (mState == eIllegal) {
return;
}
uint32_t i = 0;
char16_t c;
for ( ; i < aSourceLength; ++i) {
auto len = aSource.Length();
for ( ; i < len; ++i) {
c = aSource[i];
switch (mState) {
case eWhitestart:
@ -127,8 +126,7 @@ private:
double txDouble::toDouble(const nsAString& aSrc)
{
txStringToDouble sink;
nsAString::const_iterator fromBegin, fromEnd;
copy_string(aSrc.BeginReading(fromBegin), aSrc.EndReading(fromEnd), sink);
sink.Parse(aSrc);
return sink.getDouble();
}