public function visitRationalNode(RationalNode $node)
{
$p = $node->getNumerator();
$q = $node->getDenominator();
return "{$p}/{$q}:rational";
}
public function visitRationalNode(RationalNode $node)
{
return $node->getValue();
}
public function visitRationalNode(RationalNode $node)
{
$p = $node->getNumerator();
$q = $node->getDenominator();
if ($q == 1) {
return "{$p}";
}
return "\\frac{{$p}}{{$q}}";
}
public function visitRationalNode(RationalNode $node)
{
$p = $node->getNumerator();
$q = $node->getDenominator();
if ($q == 1) {
return "{$p}";
}
//if ($p < 1) return "($p/$q)";
return "{$p}/{$q}";
}
public function testCanCreateRationalNode()
{
$node = new RationalNode(1, 2);
$this->assertEquals($node->getNumerator(), 1);
$this->assertEquals($node->getDenominator(), 2);
$this->assertEquals($node->getValue(), 0.5);
$node = new RationalNode(4, 8);
$this->assertEquals($node->getNumerator(), 1);
$this->assertEquals($node->getDenominator(), 2);
$node = new RationalNode(-1, 2);
$this->assertEquals($node->getNumerator(), -1);
$this->assertEquals($node->getDenominator(), 2);
$node = new RationalNode(1, -2);
$this->assertEquals($node->getNumerator(), -1);
$this->assertEquals($node->getDenominator(), 2);
$this->setExpectedException(\UnexpectedValueException::class);
$node = new RationalNode(1.2, 2);
}
