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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (https://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@noladev.com> |
| 7 | * @copyright Copyright (c) 2009-2026 NOLA Interactive, LLC. |
| 8 | * @license https://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Code\Generator; |
| 15 | |
| 16 | /** |
| 17 | * Function generator class |
| 18 | * |
| 19 | * @category Pop |
| 20 | * @package Pop\Code |
| 21 | * @author Nick Sagona, III <dev@noladev.com> |
| 22 | * @copyright Copyright (c) 2009-2026 NOLA Interactive, LLC. |
| 23 | * @license https://www.popphp.org/license New BSD License |
| 24 | * @version 5.0.5 |
| 25 | */ |
| 26 | class FunctionGenerator extends AbstractGenerator |
| 27 | { |
| 28 | |
| 29 | use Traits\NameTrait, Traits\DocblockTrait, Traits\FunctionTrait, Traits\BodyTrait; |
| 30 | |
| 31 | /** |
| 32 | * Function interface flag |
| 33 | * @var bool |
| 34 | */ |
| 35 | protected bool $closure = false; |
| 36 | |
| 37 | /** |
| 38 | * Function body |
| 39 | * @var ?string |
| 40 | */ |
| 41 | protected ?string $body = null; |
| 42 | |
| 43 | /** |
| 44 | * Function indent |
| 45 | * @var int |
| 46 | */ |
| 47 | protected int $indent = 0; |
| 48 | |
| 49 | /** |
| 50 | * Constructor |
| 51 | * |
| 52 | * Instantiate the function generator object |
| 53 | * |
| 54 | * @param ?string $name |
| 55 | * @param bool $closure |
| 56 | */ |
| 57 | public function __construct(?string $name = null, bool $closure = false) |
| 58 | { |
| 59 | if ($name !== null) { |
| 60 | $this->setName($name); |
| 61 | } |
| 62 | $this->setAsClosure($closure); |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Set the function closure flag |
| 67 | * |
| 68 | * @param bool $closure |
| 69 | * @return FunctionGenerator |
| 70 | */ |
| 71 | public function setAsClosure(bool $closure = false): FunctionGenerator |
| 72 | { |
| 73 | $this->closure = $closure; |
| 74 | return $this; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Get the function closure flag |
| 79 | * |
| 80 | * @return bool |
| 81 | */ |
| 82 | public function isClosure(): bool |
| 83 | { |
| 84 | return $this->closure; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Render function |
| 89 | * |
| 90 | * @throws Exception |
| 91 | * @return string |
| 92 | */ |
| 93 | public function render(): string |
| 94 | { |
| 95 | if ($this->name === null) { |
| 96 | throw new Exception('Error: The function name has not been set.'); |
| 97 | } |
| 98 | |
| 99 | $args = $this->formatArguments(); |
| 100 | |
| 101 | $this->output = PHP_EOL . (($this->docblock !== null) ? $this->docblock->render() : null); |
| 102 | if ($this->closure) { |
| 103 | $this->output .= $this->printIndent() . '$' . $this->name .' = function(' . $args . ')'; |
| 104 | } else { |
| 105 | $this->output .= $this->printIndent() . 'function ' . $this->name . '(' . $args . ')'; |
| 106 | } |
| 107 | |
| 108 | if ($this->hasReturnTypes()) { |
| 109 | $this->output .= ': ' . implode('|', $this->returnTypes); |
| 110 | } |
| 111 | |
| 112 | $this->output .= PHP_EOL . $this->printIndent() . '{' . PHP_EOL; |
| 113 | $this->output .= $this->body. PHP_EOL; |
| 114 | $this->output .= $this->printIndent() . '}'; |
| 115 | |
| 116 | if ($this->closure) { |
| 117 | $this->output .= ';'; |
| 118 | } |
| 119 | |
| 120 | $this->output .= PHP_EOL; |
| 121 | |
| 122 | return $this->output; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Print function |
| 127 | * |
| 128 | * @return string |
| 129 | */ |
| 130 | public function __toString(): string |
| 131 | { |
| 132 | return $this->render(); |
| 133 | } |
| 134 | |
| 135 | } |