Expr Comparison()
{
var expr = Addition();
while (MatchNext(TokenType.Greater) ||
MatchNext(TokenType.GreaterEqual) ||
MatchNext(TokenType.Less) ||
MatchNext(TokenType.LessEqual))
{
var @operator = Previous();
var right = Addition();
expr = new BinaryExpr(expr, @operator, right);
}
return(expr);
}