def logical_and(self):
expr = self.equality()
while self.match(TokenType.AND_AND):
op = self.peek(-1)
right = self.equality()
expr = Expr.Logical(expr, op, right)
return expr
def _logical_and(self) -> ex.Expr:
expr = self._equality()
while self._match(TokenType.OR):
op = self._previous
right = self._equality()
expr = ex.Logical(expr, op, right)
return expr
def logical_or(self):
expr = self.logical_and()
while self.match(TokenType.OR_OR):
op = self.peek(-1)
right = self.logical_and()
expr = Expr.Logical(expr, op, right)
return expr
def _and(self) -> e.Expr:
expr: e.Expr = self.equality()
while self.match(TokenType.AND):
operator: Token = self.previous()
right: e.Expr = self.equality()
expr = e.Logical(expr, operator, right)
return expr
def _or(self) -> e.Expr:
expr: e.Expr = self._and()
while self.match(TokenType.OR):
operator: Token = self.previous()
right: e.Expr = self._and()
expr = e.Logical(expr, operator, right)
return expr
def _and(self):
expr = self.equality()
while self.match(TokenType.AND):
operator = self.previous()
right = self.equality()
expr = Expr.Logical(expr, operator, right)
return expr
def _or(self):
expr = self._and()
while self.match(TokenType.OR):
operator = self.previous()
right = self._and()
expr = Expr.Logical(expr, operator, right)
return expr