public function test_return()
{
$getArgs = function () {
return func_get_args();
};
$this->assertInstanceOf(Closure, P\flip($getArgs), 'Flip should return a closure');
$this->assertEquals([2, 1, 3, 4, 5], P\flip($getArgs)->__invoke(1, 2, 3, 4, 5), 'Flip should flip the first two arguments');
$this->assertInstanceOf(Closure, P\flip($getArgs)->__invoke(1), 'Flip partially applied should return a closure');
$this->assertEquals([2, 1, 3, 4, 5], P\flip($getArgs)->__invoke(1)->__invoke(2, 3, 4, 5), 'Flip partially applied should return the flipped arguments');
}
public function test_return($array = [1, 2, 3, 4])
{
$this->assertInstanceOf(Closure, P\reduceRight(P\I), 'when partially applied should return a closure');
$this->assertEquals($array[count($array) - 1], P\reduceRight(P\I)->__invoke($array), 'An idiot applied should always return the last value');
$this->assertEquals($array[0], P\reduceRight(P\flip(P\I), $array), 'The flipped idiot applied should always return the first value');
}
public function test_return($value = 1, $array = [1, 2, 3, 4])
{
$this->assertInstanceOf(Closure, P\fold(P\I, $value), 'when partially applied should return a closure');
$this->assertEquals($value, P\fold(P\I, $value)->__invoke($array), 'An idiot applied should always return the start value');
$this->assertEquals($array[count($array) - 1], P\fold(P\flip(P\I), $value, $array), 'The flipped idiot applied should always return the last unless empty');
}
</ul>
</section>
<section>
<h2>Thrill as I convert this Hash Array to an array of Tupples!</h2>
<p>
<?php
$tupleMaker = P\S(P\ternary('array_map')->__invoke(function ($val, $key) {
return [$key, $val];
}), 'array_keys');
$testDataAsTuple = $tupleMaker(testData);
?>
<?php
echo $jsonTestData;
?>
—$map(x, y -> [y,x])→
<?php
echo json_encode($testDataAsTuple);
?>
</p>
<p>And to show why I picked these numbers</p>
<ul>
<?php
P\flip(P\binary('array_walk'))->__invoke(function ($tuple) {
echo "<li>2<sup>{$tuple['0']}</sup> = {$tuple['1']}</li>" . PHP_EOL;
}, $testDataAsTuple);
?>
</ul>
</section>
</body>
</html>