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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright 2018 Vladimir Jimenez  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license   https://github.com/allejo/stakx/blob/master/LICENSE.md MIT  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace allejo\stakx\AssetEngine;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use __;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use allejo\stakx\Service;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Leafo\ScssPhp\Compiler;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Leafo\ScssPhp\Formatter\Compact;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Leafo\ScssPhp\Formatter\Crunched;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Leafo\ScssPhp\Formatter\Expanded;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Leafo\ScssPhp\Formatter\Nested;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class SassEngine implements AssetEngineInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $compiler;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $options = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->compiler = new Compiler();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function getConfigurationNamespace()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return 'scss';  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getDefaultConfiguration()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'style' => 'compressed',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'sourcemap' => false,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getFolder()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return '_sass';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getExtensions()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return ['scss'];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function parse($content)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->compiler->compile($content);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setOptions(array $options)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->options = $options;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->configureImportPath();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->configureOutputStyle();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->configureSourceMap();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function configureImportPath()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->compiler->setImportPaths(Service::getWorkingDirectory() . '/_sass/');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function configureOutputStyle()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $style = __::get($this->options, 'style', 'compressed');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->compiler->setFormatter(self::stringToFormatter($style));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function configureSourceMap()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $sourcemap = __::get($this->options, 'sourcemap');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($sourcemap === false || $sourcemap === null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->compiler->setSourceMap(Compiler::SOURCE_MAP_NONE);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        elseif ($sourcemap === 'inline') { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->compiler->setSourceMap(Compiler::SOURCE_MAP_INLINE);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->compiler->setSourceMap(Compiler::SOURCE_MAP_FILE);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->compiler->setSourceMapOptions([  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'sourceMapRootpath' => Service::getWorkingDirectory(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ]);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function stringToFormatter($format)  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($format == 'nested')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return Nested::class;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        elseif ($format == 'expanded')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return Expanded::class;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        elseif ($format == 'compact')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return Compact::class;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return Crunched::class;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@returnannotation as described here.