diff options
Diffstat (limited to 'vendor/oyejorge/less.php/lib/Less/Output/Mapped.php')
| -rw-r--r-- | vendor/oyejorge/less.php/lib/Less/Output/Mapped.php | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/vendor/oyejorge/less.php/lib/Less/Output/Mapped.php b/vendor/oyejorge/less.php/lib/Less/Output/Mapped.php new file mode 100644 index 00000000..884490a2 --- /dev/null +++ b/vendor/oyejorge/less.php/lib/Less/Output/Mapped.php @@ -0,0 +1,122 @@ +<?php + +/** + * Parser output with source map + * + * @package Less + * @subpackage Output + */ +class Less_Output_Mapped extends Less_Output { + + /** + * The source map generator + * + * @var Less_SourceMap_Generator + */ + protected $generator; + + /** + * Current line + * + * @var integer + */ + protected $lineNumber = 0; + + /** + * Current column + * + * @var integer + */ + protected $column = 0; + + /** + * Array of contents map (file and its content) + * + * @var array + */ + protected $contentsMap = array(); + + /** + * Constructor + * + * @param array $contentsMap Array of filename to contents map + * @param Less_SourceMap_Generator $generator + */ + public function __construct(array $contentsMap, $generator){ + $this->contentsMap = $contentsMap; + $this->generator = $generator; + } + + /** + * Adds a chunk to the stack + * The $index for less.php may be different from less.js since less.php does not chunkify inputs + * + * @param string $chunk + * @param string $fileInfo + * @param integer $index + * @param mixed $mapLines + */ + public function add($chunk, $fileInfo = null, $index = 0, $mapLines = null){ + + //ignore adding empty strings + if( $chunk === '' ){ + return; + } + + + $sourceLines = array(); + $sourceColumns = ' '; + + + if( $fileInfo ){ + + $url = $fileInfo['currentUri']; + + if( isset($this->contentsMap[$url]) ){ + $inputSource = substr($this->contentsMap[$url], 0, $index); + $sourceLines = explode("\n", $inputSource); + $sourceColumns = end($sourceLines); + }else{ + throw new Exception('Filename '.$url.' not in contentsMap'); + } + + } + + $lines = explode("\n", $chunk); + $columns = end($lines); + + if($fileInfo){ + + if(!$mapLines){ + $this->generator->addMapping( + $this->lineNumber + 1, // generated_line + $this->column, // generated_column + count($sourceLines), // original_line + strlen($sourceColumns), // original_column + $fileInfo + ); + }else{ + for($i = 0, $count = count($lines); $i < $count; $i++){ + $this->generator->addMapping( + $this->lineNumber + $i + 1, // generated_line + $i === 0 ? $this->column : 0, // generated_column + count($sourceLines) + $i, // original_line + $i === 0 ? strlen($sourceColumns) : 0, // original_column + $fileInfo + ); + } + } + } + + if(count($lines) === 1){ + $this->column += strlen($columns); + }else{ + $this->lineNumber += count($lines) - 1; + $this->column = strlen($columns); + } + + // add only chunk + parent::add($chunk); + } + +}
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