static function add($name, $method)
{
Chain::$links[$name] = function () use($method) {
return hooray(call_user_func_array($method, func_get_args()));
};
}
<?php
Chain::add('flatmap', function ($data, $action) {
return hooray($data)->reduce(function ($carry, $datum) use($action) {
$result = $action($datum);
if (!is_array($result)) {
$result = [$result];
}
return array_merge($carry, $result);
}, []);
});
function testSplice()
{
$this->assertEquals([1, 2, 3], hooray(1, 4, 3)->splice(1, 1, 2)->realize());
}
function testChunkAcceptsPreserveKeys()
{
$this->assertEquals([['asdf' => 1], ['qwerty' => 2]], hooray(['asdf' => 1, 'qwerty' => 2])->chunk(1, true)->realize());
}
function testTake()
{
$this->assertEquals(['asdf', 'asdf'], hooray('asdf', 'asdf', 'qwerty')->take(2)->realize());
}
function testGrowKeys()
{
$this->assertEquals(['ASDF' => 1], hooray(['asdf' => 1])->growKeys()->realize());
}
function testPad()
{
$this->assertEquals([1, 1, 1, 1, 1], hooray(1)->pad(5, 1)->realize());
}
function testUnshift()
{
$this->assertEquals(['asdf', 'asdf'], hooray('asdf')->unshift('asdf')->realize());
}
function testSkipsOxfordCommaWhenOnlyGivenTwoItems()
{
$this->assertEquals('1 and 2', hooray(1, 2)->asEnglish());
}
function testFilter()
{
$this->assertEquals([1, 2], hooray(1, 2, 3)->filter(function ($item) {
return $item < 3;
})->realize());
}
function testShuffle()
{
$this->assertEquals([3, 1, 2], hooray(1, 2, 3)->shuffle(1000)->realize());
}
function testSum()
{
$this->assertEquals(10, hooray(5, 5)->sum());
}
function testReduce()
{
$this->assertEquals(6, hooray(1, 2, 3)->reduce(function ($carry, $item) {
return $carry + $item;
}));
}
<?php
Chain::addTerminal('asEnglish', function ($data, $ifEmpty = '') {
return count($data) == 2 ? hooray($data)->join(' and ') : hooray($data)->join(', ', ', and ', $ifEmpty);
});
function testWorksOnAssociativeArrays()
{
$this->assertEquals(1, hooray(["a" => 1, "b" => 2, "c" => 3])->first());
}
function testCountValues()
{
$this->assertEquals(['asdf' => 2, 'qwerty' => 1], hooray('asdf', 'asdf', 'qwerty')->countValues()->realize());
}
function testDrop()
{
$this->assertEquals(['qwerty'], hooray('asdf', 'asdf', 'qwerty')->drop(2)->realize());
}
function testFlatmapWithoutArrays()
{
$this->assertEquals([1, 2, 3], hooray(1, 2, 3)->flatmap(function ($item) {
return $item;
})->realize());
}
function testShrinkKeys()
{
$this->assertEquals(['asdf' => 1], hooray(['ASDF' => 1])->shrinkKeys()->realize());
}
function testValues()
{
$this->assertEquals([1, 2, 3], hooray(['asdf' => 1, 'qwerty' => 2, 'hjkl' => 3])->values()->realize());
}
function testPush()
{
$this->assertEquals([1, 2], hooray(1)->push(2)->realize());
}
function testShift()
{
$this->assertEquals(1, hooray(1, 2, 3)->shift());
}
function testIfEmpty()
{
$this->assertEquals('nope', hooray()->join('', '', 'nope'));
}
<?php
Chain::add('unique', function ($data) {
return hooray(array_unique($data, SORT_REGULAR))->values()->realize();
});
function testMap()
{
$this->assertEquals([2, 3, 4], hooray(1, 2, 3)->map(function ($item) {
return $item + 1;
})->realize());
}
function testAcceptsNonArrayArgument()
{
$this->assertEquals([1], hooray(1)->realize());
}
function testKeys()
{
$this->assertEquals(['asdf', 'qwerty'], hooray(['asdf' => 1, 'qwerty' => 2])->keys()->realize());
}
function testUnique()
{
$this->assertEquals(["asdf", "qwerty"], hooray("asdf", "asdf", "qwerty")->unique()->realize());
}
function testColumn()
{
$this->assertEquals([1, 2, 3], hooray([['a' => 1], ['a' => 2], ['a' => 3]])->column('a')->realize());
}
function testPop()
{
$this->assertEquals(1, hooray(3, 2, 1)->pop());
}
