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<?php |
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/** |
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* This file is part of PHP-Yacc package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace PhpYacc\CodeGen\Language; |
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use PhpYacc\CodeGen\Language; |
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/** |
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* Class PHP. |
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*/ |
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class PHP implements Language |
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{ |
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/** |
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* @var resource |
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*/ |
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protected $fp; |
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/** |
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* @var resource |
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*/ |
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protected $hp; |
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/** |
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* @var string |
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*/ |
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protected $fileBuffer = ''; |
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/** |
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* @var string |
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*/ |
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protected $headerBuffer = ''; |
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/** |
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* @param $file |
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* @param $headerFile |
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*/ |
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public function begin($file, $headerFile) |
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{ |
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$this->fp = $file; |
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$this->hp = $headerFile; |
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$this->fileBuffer = ''; |
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$this->headerBuffer = ''; |
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} |
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/** |
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* @return void |
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*/ |
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public function commit() |
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{ |
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\fwrite($this->fp, $this->fileBuffer); |
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\fwrite($this->hp, $this->headerBuffer); |
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$this->fp = $this->hp = null; |
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$this->fileBuffer = ''; |
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$this->headerBuffer = ''; |
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} |
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/** |
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* @param string $text |
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*/ |
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public function inline_comment(string $text) |
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{ |
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$this->fileBuffer .= '/* '.$text.' */'; |
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} |
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/** |
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* @param string $text |
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*/ |
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public function comment(string $text) |
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{ |
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$this->fileBuffer .= '//'.$text."\n"; |
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} |
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/** |
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* @param string $indent |
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* @param int $num |
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* @param string $value |
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*/ |
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public function case_block(string $indent, int $num, string $value) |
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{ |
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$this->fileBuffer .= \sprintf("%scase %d: return %s;\n", $indent, $num, \var_export($value, true)); |
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} |
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/** |
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* @param string $text |
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* @param bool $includeHeader |
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*/ |
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public function write(string $text, bool $includeHeader = false) |
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{ |
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$this->fileBuffer .= $text; |
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if ($includeHeader) { |
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$this->headerBuffer .= $text; |
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} |
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} |
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/** |
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* @param string $text |
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*/ |
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public function writeQuoted(string $text) |
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{ |
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$buf = []; |
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for($i = 0; $i < \mb_strlen($text); $i++) { |
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$char = $text[$i]; |
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if ($char == '\\' || $char == '"' || $char == '$') { |
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$buf[] = '\\'; |
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} |
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$buf[] = $char; |
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} |
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$this->fileBuffer .= implode('', $buf); |
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} |
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} |
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stenin-nikita /
PHP-Yacc
