IDBKeyPathLexer::TokenType IDBKeyPathLexer::lex(IDBKeyPathElement& element)
{
while (m_ptr < m_end && isASCIISpace(*m_ptr))
++m_ptr;
if (m_ptr >= m_end)
return TokenEnd;
ASSERT(m_ptr < m_end);
switch (*m_ptr) {
case '[':
++m_ptr;
return TokenLeftBracket;
case ']':
++m_ptr;
return TokenRightBracket;
case '.':
++m_ptr;
return TokenDot;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
return lexNumber(element);
default:
return lexIdentifier(element);
}
return TokenError;
}
IDBKeyPathLexer::TokenType IDBKeyPathLexer::lex(String& element)
{
if (m_index >= m_length)
return TokenEnd;
ASSERT(m_index < m_length);
if (m_string[m_index] == '.') {
++m_index;
return TokenDot;
}
return lexIdentifier(element);
}
IDBKeyPathLexer::TokenType IDBKeyPathLexer::lex(String& element)
{
if (m_ptr >= m_end)
return TokenEnd;
ASSERT_WITH_SECURITY_IMPLICATION(m_ptr < m_end);
if (*m_ptr == '.') {
++m_ptr;
return TokenDot;
}
return lexIdentifier(element);
}
IDBKeyPathLexer::TokenType IDBKeyPathLexer::lex(String& element)
{
if (m_remainingText.isEmpty())
return TokenEnd;
if (m_remainingText[0] == '.') {
m_remainingText = m_remainingText.substring(1);
return TokenDot;
}
return lexIdentifier(element);
}
