/**
* Compiles the node
*
* @param Context $context The context
* @param array|null $arguments Array of arguments
* @param boolean|null $important Important flag
* @return boolean
*/
public function compile(Context $context, $arguments = null, $important = null)
{
$a = $this->lvalue->compile($context);
$b = $this->rvalue->compile($context);
switch ($this->op) {
case 'and':
$result = $a && $b;
break;
case 'or':
$result = $a || $b;
break;
default:
$compared = Util::compareNodes($a, $b);
// strict comparison, we cannot use switch here
if ($compared === -1) {
$result = $this->op === '<' || $this->op === '=<' || $this->op === '<=';
} elseif ($compared === 0) {
$result = $this->op === '=' || $this->op === '>=' || $this->op === '=<' || $this->op === '<=';
} elseif ($compared === 1) {
$result = $this->op === '>' || $this->op === '>=' || $this->op === '=>';
} else {
$result = false;
}
break;
}
return $this->negate ? !$result : $result;
}
/**
* @covers compareNodes
* @dataProvider getDataForCompareNodes
*/
public function testCompareNodes($expected, $a, $b)
{
$this->assertSame($expected, Util::compareNodes($a, $b));
}
