Expression expr()
{
Token temp = next;
Expression x = rel();
while (true)
{
switch (t)
{
case TokenKind.LogicalAnd:
move(); x = new LogicalAnd(x, rel(), temp.line, temp.col); continue;
case TokenKind.LogicalOr:
move(); x = new LogicalOr(x, rel(), temp.line, temp.col); continue;
case TokenKind.LogicalXor:
move(); x = new LogicalXor(x, rel(), temp.line, temp.col); continue;
default:
return(x);
}
}
}
Expression expr()
{
Token temp = next;
Expression x = rel();
while (true)
{
switch (t)
{
case TokenKind.LogicalAnd:
move(); x = new LogicalAnd(x, rel(), temp.line, temp.col); continue;
case TokenKind.LogicalOr:
move(); x = new LogicalOr(x, rel(), temp.line, temp.col); continue;
case TokenKind.LogicalXor:
move(); x = new LogicalXor(x, rel(), temp.line, temp.col); continue;
default:
return x;
}
}
}