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Reactor is now optional for combinator functions

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This commit is contained in:
Daniel Lowrey 2014-11-25 12:46:29 -05:00
parent 59578f7e8c
commit c75a8514a1
5 changed files with 61 additions and 60 deletions
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10
lib/LibeventReactor.php
View File

@ -63,7 +63,7 @@ class LibeventReactor implements SignalReactor {
foreach ($immediates as $watcherId => $callback) {
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
unset(
$this->immediates[$watcherId],
@ -195,7 +195,7 @@ class LibeventReactor implements SignalReactor {
$watcherId = $watcher->id;
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
$this->cancel($watcherId);
} catch (\Exception $e) {
@ -243,7 +243,7 @@ class LibeventReactor implements SignalReactor {
try {
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
event_add($eventResource, $msDelay);
} catch (\Exception $e) {
@ -310,7 +310,7 @@ class LibeventReactor implements SignalReactor {
try {
$result = $callback($this, $watcherId, $stream);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
} catch (\Exception $e) {
$this->stopException = $e;
@ -356,7 +356,7 @@ class LibeventReactor implements SignalReactor {
try {
$result = $callback($this, $watcherId, $signo);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
} catch (\Exception $e) {
$this->stopException = $e;

8
lib/NativeReactor.php
View File

@ -96,7 +96,7 @@ class NativeReactor implements Reactor {
foreach ($immediates as $watcherId => $callback) {
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
}
}
@ -141,7 +141,7 @@ class NativeReactor implements Reactor {
foreach ($this->readCallbacks[$streamId] as $watcherId => $callback) {
$result = $callback($this, $watcherId, $readableStream);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
}
}
@ -150,7 +150,7 @@ class NativeReactor implements Reactor {
foreach ($this->writeCallbacks[$streamId] as $watcherId => $callback) {
$result = $callback($this, $watcherId, $writableStream);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
}
}
@ -181,7 +181,7 @@ class NativeReactor implements Reactor {
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
}
}

8
lib/UvReactor.php
View File

@ -78,7 +78,7 @@ class UvReactor implements SignalReactor {
foreach ($immediates as $watcherId => $callback) {
$result = $callback($this, $watcherId);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
unset(
$this->immediates[$watcherId],
@ -201,7 +201,7 @@ class UvReactor implements SignalReactor {
try {
$result = $callback($this, $watcher->id);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
if ($watcher->mode === self::$MODE_ONCE) {
$this->clearWatcher($watcher->id);
@ -343,7 +343,7 @@ class UvReactor implements SignalReactor {
$callback = $watcher->callback;
$result = $callback($this, $watcher->id, $watcher->stream);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
} catch (\Exception $e) {
$this->stopException = $e;
@ -379,7 +379,7 @@ class UvReactor implements SignalReactor {
try {
$result = $callback($this, $watcher->id, $watcher->signo);
if ($result instanceof \Generator) {
resolve($this, $result)->when($this->onGeneratorError);
resolve($result, $this)->when($this->onGeneratorError);
}
} catch (\Exception $e) {
$this->stopException = $e;

55
lib/functions.php
View File

@ -20,18 +20,18 @@ function reactor(callable $factory = null) {
* the resulting Promise succeeds with an array matching keys from the input array
* to their resolved values.
*
* @param \Amp\Reactor $reactor
* @param array[\Amp\Promise] $promises
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function all(Reactor $reactor, array $promises) {
function all(array $promises, Reactor $reactor = null) {
if (empty($promises)) {
return new Success([]);
}
$results = [];
$remaining = count($promises);
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
$isResolved = false;
foreach ($promises as $key => $resolvable) {
@ -78,11 +78,11 @@ function all(Reactor $reactor, array $promises) {
* The individual keys in the resulting arrays are preserved from the initial Promise array
* passed to the function for evaluation.
*
* @param \Amp\Reactor $reactor
* @param array[\Amp\Promise] $promises
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function some(Reactor $reactor, array $promises) {
function some(array $promises, Reactor $reactor = null) {
if (empty($promises)) {
return new Failure(new \LogicException(
'No promises or values provided for resolution'
@ -91,7 +91,7 @@ function some(Reactor $reactor, array $promises) {
$results = $errors = [];
$remaining = count($promises);
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
foreach ($promises as $key => $resolvable) {
if (!$resolvable instanceof Promise) {
@ -130,11 +130,11 @@ function some(Reactor $reactor, array $promises) {
* This function is the same as some() with the notable exception that it will never fail even
* if all promises in the array resolve unsuccessfully.
*
* @param \Amp\Reactor $reactor
* @param array $promises
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function any(Reactor $reactor, array $promises) {
function any(array $promises, Reactor $reactor = null) {
if (empty($promises)) {
return new Success([], []);
}
@ -142,7 +142,7 @@ function any(Reactor $reactor, array $promises) {
$results = [];
$errors = [];
$remaining = count($promises);
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
foreach ($promises as $key => $resolvable) {
if (!$resolvable instanceof Promise) {
@ -173,11 +173,11 @@ function any(Reactor $reactor, array $promises) {
* Resolves with the first successful Promise value. The resulting Promise will only fail if all
* Promise values in the group fail or if the initial Promise array is empty.
*
* @param \Amp\Reactor $reactor
* @param array[\Amp\Promise] $promises
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function first(Reactor $reactor, array $promises) {
function first(array $promises, Reactor $reactor = null) {
if (empty($promises)) {
return new Failure(new \LogicException(
'No promises or values provided for resolution'
@ -186,7 +186,7 @@ function first(Reactor $reactor, array $promises) {
$remaining = count($promises);
$isComplete = false;
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
foreach ($promises as $resolvable) {
if (!$resolvable instanceof Promise) {
@ -217,19 +217,19 @@ function first(Reactor $reactor, array $promises) {
/**
* Map promised future values using the specified functor
*
* @param \Amp\Reactor $reactor
* @param array $promises
* @param callable $functor
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function map(Reactor $reactor, array $promises, callable $functor) {
function map(array $promises, callable $functor, Reactor $reactor = null) {
if (empty($promises)) {
return new Success([]);
}
$results = [];
$remaining = count($promises);
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
foreach ($promises as $key => $resolvable) {
$promise = ($resolvable instanceof Promise) ? $resolvable : new Success($resolvable);
@ -267,19 +267,19 @@ function map(Reactor $reactor, array $promises, callable $functor) {
* If the functor returns a truthy value the resolved promise result is retained, otherwise it is
* discarded. Array keys are retained for any results not filtered out by the functor.
*
* @param \Amp\Reactor $reactor
* @param array $promises
* @param callable $functor
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function filter(Reactor $reactor, array $promises, callable $functor) {
function filter(array $promises, callable $functor, Reactor $reactor = null) {
if (empty($promises)) {
return new Success([]);
}
$results = [];
$remaining = count($promises);
$promisor = new Future($reactor);
$promisor = new Future($reactor ?: reactor());
foreach ($promises as $key => $resolvable) {
$promise = ($resolvable instanceof Promise) ? $resolvable : new Success($resolvable);
@ -314,12 +314,14 @@ function filter(Reactor $reactor, array $promises, callable $functor) {
/**
* A co-routine to resolve Generators
*
* Returns a promise that will resolve when the generator completes. The final value yielded by
* the generator is used to resolve the returned Promise on success.
* Returns a promise that resolves when the generator completes. The final value
* yielded by the generator is used to resolve the returned Promise on success.
*
* Example:
*
* function anotherGenerator() {
* // wait 100 milliseconds before proceeding
* yield 'wait' => 100;
* yield 1;
* }
*
@ -330,16 +332,15 @@ function filter(Reactor $reactor, array $promises, callable $functor) {
* yield $a * $b * $c;
* };
*
* $reactor = new Amp\NativeReactor;
* $result = resolve($reactor, $generator())->wait();
* $result = resolve($generator())->wait();
* var_dump($result); // int(42)
*
* @param \Amp\Reactor $reactor
* @param \Generator $gen
* @param \Amp\Reactor $reactor
* @return \Amp\Promise
*/
function resolve(Reactor $reactor, \Generator $gen) {
$promisor = new Future($reactor);
function resolve(\Generator $gen, Reactor $reactor = null) {
$promisor = new Future($reactor ?: reactor());
__advanceGenerator($reactor, $gen, $promisor);
return $promisor;
@ -451,7 +452,7 @@ function __promisifyGeneratorYield(Reactor $reactor, $key, $current) {
if ($element instanceof Promise) {
$promise = $element;
} elseif ($element instanceof \Generator) {
$promise = resolve($reactor, $element);
$promise = resolve($element, $reactor);
} else {
$promise = new Success($element);
}
@ -460,7 +461,7 @@ function __promisifyGeneratorYield(Reactor $reactor, $key, $current) {
}
$combinatorFunction = __NAMESPACE__ . "\\{$key}";
$promise = $combinatorFunction($reactor, $promises);
$promise = $combinatorFunction($promises, $reactor);
goto return_struct;
}

40
test/FunctionsTest.php
View File

@ -15,7 +15,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
$reactor = new NativeReactor;
$expected = ['r1' => 42, 'r2' => 41];
$results = \Amp\all($reactor, $promises)->wait();
$results = \Amp\all($promises, $reactor)->wait();
$this->assertSame($expected, $results);
}
@ -32,7 +32,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
];
$reactor = new NativeReactor;
$results = \Amp\all($reactor, $promises)->wait();
$results = \Amp\all($promises, $reactor)->wait();
}
public function testSomeReturnsArrayOfErrorsAndResults() {
@ -44,7 +44,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
];
$reactor = new NativeReactor;
list($errors, $results) = \Amp\some($reactor, $promises)->wait();
list($errors, $results) = \Amp\some($promises, $reactor)->wait();
$this->assertSame(['r2' => $exception], $errors);
$this->assertSame(['r1' => 42, 'r3' => 40], $results);
@ -60,7 +60,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
'r2' => new Failure(new \RuntimeException),
];
$reactor = new NativeReactor;
list($errors, $results) = \Amp\some($reactor, $promises)->wait();
list($errors, $results) = \Amp\some($promises, $reactor)->wait();
}
public function testResolveResolvesGeneratorResult() {
@ -71,7 +71,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
$promise = \Amp\resolve($reactor, $gen());
$promise = \Amp\resolve($gen(), $reactor);
$expected = 42;
$actual = $promise->wait();
$this->assertSame($expected, $actual);
@ -98,7 +98,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
$gen = function() { yield 42; };
$reactor = new NativeReactor;
$result = \Amp\resolve($reactor, $gen())->wait();
$result = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(42, $result);
}
@ -111,7 +111,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
$expected = 42;
$reactor = new NativeReactor;
$actual = \Amp\resolve($reactor, $gen())->wait();
$actual = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame($expected, $actual);
}
@ -132,7 +132,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
$expected = 42;
$reactor = new NativeReactor;
$actual = \Amp\resolve($reactor, $gen())->wait();
$actual = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame($expected, $actual);
}
@ -148,7 +148,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
}
public function testImplicitAllCombinatorResolution() {
@ -158,7 +158,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
$result = \Amp\resolve($reactor, $gen())->wait();
$result = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(42, $result);
}
@ -169,7 +169,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
$result = \Amp\resolve($reactor, $gen())->wait();
$result = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(420, $result);
}
@ -186,7 +186,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
}
public function testImplicitCombinatorResolvesGeneratorInArray() {
@ -203,7 +203,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
$result = \Amp\resolve($reactor, $gen2())->wait();
$result = \Amp\resolve($gen2(), $reactor)->wait();
$this->assertSame(42, $result);
}
@ -218,7 +218,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
$result = \Amp\resolve($reactor, $gen())->wait();
$result = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(420, $result);
}
@ -231,7 +231,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
list($errors, $results) = \Amp\resolve($reactor, $gen())->wait();
list($errors, $results) = \Amp\resolve($gen(), $reactor)->wait();
$this->assertSame('test', $errors['b']->getMessage());
$this->assertSame(21, $results['a']);
@ -250,7 +250,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
}
/**
@ -263,7 +263,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
}
public function testExplicitImmediatelyYieldResolution() {
@ -276,7 +276,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(42, $var);
}
@ -288,7 +288,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(42, $var);
}
@ -305,7 +305,7 @@ class FunctionsTest extends \PHPUnit_Framework_TestCase {
};
$reactor = new NativeReactor;
\Amp\resolve($reactor, $gen())->wait();
\Amp\resolve($gen(), $reactor)->wait();
$this->assertSame(2, $var);
}
}