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Util: Optimize string creation and string.find() away

master
Riyyi 2 years ago
parent
commit
827286a0b2
  1. 22
      src/util/json/lexer.cpp

22
src/util/json/lexer.cpp

@ -158,7 +158,6 @@ bool Lexer::getString()
{
size_t column = m_column;
std::string symbol = "";
std::string breakOnCharacter = std::string() + '"' + '\r' + '\n' + '\0';
bool escape = false;
char character = consume();
@ -172,7 +171,11 @@ bool Lexer::getString()
continue;
}
if (!escape && breakOnCharacter.find(character) != std::string::npos) {
if (!escape &&
(character == '"'
|| character == '\r'
|| character == '\n'
|| character == '\0')) {
break;
}
@ -198,12 +201,23 @@ bool Lexer::getNumberOrLiteral(Token::Type type)
{
size_t index = m_index;
size_t column = m_column;
std::string breakOnCharacter = std::string("{}[]:,") + '"' + ' ' + '\t' + '\r' + '\n' + '\0';
for (char character;;) {
character = peek();
if (breakOnCharacter.find(character) != std::string::npos) {
if (character == '{'
|| character == '}'
|| character == '['
|| character == ']'
|| character == ':'
|| character == ','
|| character == '"'
|| character == ' '
|| character == '\t'
|| character == '\r'
|| character == '\n'
|| character == '\0'
) {
break;
}

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