|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/* |
|
4
|
|
|
* This file is part of NodalFlow. |
|
5
|
|
|
* (c) Fabrice de Stefanis / https://github.com/fab2s/NodalFlow |
|
6
|
|
|
* This source file is licensed under the MIT license which you will |
|
7
|
|
|
* find in the LICENSE file or at https://opensource.org/licenses/MIT |
|
8
|
|
|
*/ |
|
9
|
|
|
|
|
10
|
|
|
namespace fab2s\NodalFlow; |
|
11
|
|
|
|
|
12
|
|
|
use Closure; |
|
13
|
|
|
use fab2s\NodalFlow\Flows\FlowInterface; |
|
14
|
|
|
use fab2s\NodalFlow\Nodes\BranchNode; |
|
15
|
|
|
use fab2s\NodalFlow\Nodes\CallableNode; |
|
16
|
|
|
use fab2s\NodalFlow\Nodes\ClosureNode; |
|
17
|
|
|
use fab2s\NodalFlow\Nodes\PayloadNodeFactoryInterface; |
|
18
|
|
|
use fab2s\NodalFlow\Nodes\PayloadNodeInterface; |
|
19
|
|
|
|
|
20
|
|
|
/** |
|
21
|
|
|
* class PayloadNodeFactory |
|
22
|
|
|
*/ |
|
23
|
|
|
class PayloadNodeFactory implements PayloadNodeFactoryInterface |
|
24
|
|
|
{ |
|
25
|
|
|
/** |
|
26
|
|
|
* Instantiate the proper Payload Node for the payload |
|
27
|
|
|
* |
|
28
|
|
|
* @param mixed $payload |
|
29
|
|
|
* @param bool $isAReturningVal |
|
30
|
|
|
* @param bool $isATraversable |
|
31
|
|
|
* |
|
32
|
|
|
* @throws NodalFlowException |
|
33
|
|
|
* |
|
34
|
|
|
* @return PayloadNodeInterface |
|
35
|
|
|
*/ |
|
36
|
|
|
public static function create($payload, bool $isAReturningVal, bool $isATraversable = false): PayloadNodeInterface |
|
37
|
|
|
{ |
|
38
|
|
|
if (\is_array($payload) || \is_string($payload)) { |
|
39
|
|
|
return new CallableNode($payload, $isAReturningVal, $isATraversable); |
|
40
|
|
|
} |
|
41
|
|
|
|
|
42
|
|
|
if ($payload instanceof Closure) { |
|
43
|
|
|
// distinguishing Closures actually is surrealistic |
|
44
|
|
|
return new ClosureNode($payload, $isAReturningVal, $isATraversable); |
|
45
|
|
|
} |
|
46
|
|
|
|
|
47
|
|
|
if ($payload instanceof FlowInterface) { |
|
48
|
|
|
return new BranchNode($payload, $isAReturningVal); |
|
49
|
|
|
} |
|
50
|
|
|
|
|
51
|
|
|
throw new NodalFlowException('Payload not supported, must be Callable or Flow'); |
|
52
|
|
|
} |
|
53
|
|
|
} |
|
54
|
|
|
|
fab2s /
NodalFlow
