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Parse binop expressions

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Signed-off-by: CHatingPython <chatingpython@gmail.com>
This commit is contained in:
CHatingPython
2026-05-26 21:06:37 +02:00
committed by CHatingPython
parent e205d67443
commit f130553e20
8 changed files with 194 additions and 30 deletions
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furc/src/front/lexer.cpp
+15 -10
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@@ -45,16 +45,21 @@ token_handle<> lexer::next_token() {
char ch = get();
switch (ch) {
case '(': return { location, token_t::Lparen, m_content.substr(m_cursor++, 1) };
case ')': return { location, token_t::Rparen, m_content.substr(m_cursor++, 1) };
case '{': return { location, token_t::Lbrace, m_content.substr(m_cursor++, 1) };
case '}': return { location, token_t::Rbrace, m_content.substr(m_cursor++, 1) };
case '[': return { location, token_t::Lbracket, m_content.substr(m_cursor++, 1) };
case ']': return { location, token_t::Rbracket, m_content.substr(m_cursor++, 1) };
case ';': return { location, token_t::Semicolon, m_content.substr(m_cursor++, 1) };
case ':': return { location, token_t::Colon, m_content.substr(m_cursor++, 1) };
case ',': return { location, token_t::Comma, m_content.substr(m_cursor++, 1) };
case '.': return { location, token_t::Dot, m_content.substr(m_cursor++, 1) };
case '(': ++m_cursor; return { location, token_t::Lparen };
case ')': ++m_cursor; return { location, token_t::Rparen };
case '{': ++m_cursor; return { location, token_t::Lbrace };
case '}': ++m_cursor; return { location, token_t::Rbrace };
case '[': ++m_cursor; return { location, token_t::Lbracket };
case ']': ++m_cursor; return { location, token_t::Rbracket };
case ';': ++m_cursor; return { location, token_t::Semicolon };
case ':': ++m_cursor; return { location, token_t::Colon };
case ',': ++m_cursor; return { location, token_t::Comma };
case '.': ++m_cursor; return { location, token_t::Dot };
case '+': ++m_cursor; return { location, token_t::Plus };
case '-': ++m_cursor; return { location, token_t::Minus };
case '*': ++m_cursor; return { location, token_t::Star };
case '/': ++m_cursor; return { location, token_t::Slash };
case '%': ++m_cursor; return { location, token_t::Percent };
case '"': {
std::size_t begin = ++m_cursor;
while (m_cursor < m_content.size() && m_content[m_cursor] != '"')