static bool ConvertBSTRAttributesToArray(const nsAString& aStr,
nsTArray<Attribute>* aAttrs) {
if (!aAttrs) {
return false;
}
enum { eName = 0, eValue = 1, eNumStates } state;
nsAutoString tokens[eNumStates];
auto itr = aStr.BeginReading(), end = aStr.EndReading();
state = eName;
while (itr != end) {
switch (*itr) {
case L'\\':
// Skip the backslash so that we're looking at the escaped char
++itr;
if (itr == end || !IsEscapedChar(*itr)) {
// Invalid state
return false;
}
break;
case L':':
if (state != eName) {
// Bad, should be looking at name
return false;
}
state = eValue;
++itr;
continue;
case L';':
if (state != eValue) {
// Bad, should be looking at value
return false;
}
state = eName;
aAttrs->AppendElement(
Attribute(NS_ConvertUTF16toUTF8(tokens[eName]), tokens[eValue]));
tokens[eName].Truncate();
tokens[eValue].Truncate();
++itr;
continue;
default:
break;
}
tokens[state] += *itr;
++itr;
}
return true;
}
// For example: X"ABCDEFG\"HIJKLMN"Y
// We are now at A, and would skip to Y
// The double quote before H is a "C-escaped-character", We shouldn't quite from that
bool Tokenizer::SkipToStringEnd(const wxChar& ch)
{
while (true)
{
while (CurrentChar() != ch && MoveToNextChar()) // don't check EOF when MoveToNextChar already does
;
if (IsEOF())
return false;
if (IsEscapedChar()) break;
MoveToNextChar();
}
return true;
}
