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[autoinstallsdev/mediawiki.git] / vendor / oyejorge / less.php / lib / Less / Exception / Parser.php

diff --git a/vendor/oyejorge/less.php/lib/Less/Exception/Parser.php b/vendor/oyejorge/less.php/lib/Less/Exception/Parser.php
new file mode 100644 (file)
index 0000000..d6a419d
--- /dev/null
+++ b/vendor/oyejorge/less.php/lib/Less/Exception/Parser.php
@@ -0,0 +1,125 @@
+<?php\r
+\r
+/**\r
+ * Parser Exception\r
+ *\r
+ * @package Less\r
+ * @subpackage exception\r
+ */\r
+class Less_Exception_Parser extends Exception{\r
+\r
+       /**\r
+        * The current file\r
+        *\r
+        * @var Less_ImportedFile\r
+        */\r
+       public $currentFile;\r
+\r
+       /**\r
+        * The current parser index\r
+        *\r
+        * @var integer\r
+        */\r
+       public $index;\r
+\r
+       protected $input;\r
+\r
+       protected $details = array();\r
+\r
+\r
+       /**\r
+        * Constructor\r
+        *\r
+        * @param string $message\r
+        * @param Exception $previous Previous exception\r
+        * @param integer $index The current parser index\r
+        * @param Less_FileInfo|string $currentFile The file\r
+        * @param integer $code The exception code\r
+        */\r
+       public function __construct($message = null, Exception $previous = null, $index = null, $currentFile = null, $code = 0){\r
+\r
+               if (PHP_VERSION_ID < 50300) {\r
+                       $this->previous = $previous;\r
+                       parent::__construct($message, $code);\r
+               } else {\r
+                       parent::__construct($message, $code, $previous);\r
+               }\r
+\r
+               $this->currentFile = $currentFile;\r
+               $this->index = $index;\r
+\r
+               $this->genMessage();\r
+       }\r
+\r
+\r
+       protected function getInput(){\r
+\r
+               if( !$this->input && $this->currentFile && $this->currentFile['filename'] && file_exists($this->currentFile['filename']) ){\r
+                       $this->input = file_get_contents( $this->currentFile['filename'] );\r
+               }\r
+       }\r
+\r
+\r
+\r
+       /**\r
+        * Converts the exception to string\r
+        *\r
+        * @return string\r
+        */\r
+       public function genMessage(){\r
+\r
+               if( $this->currentFile && $this->currentFile['filename'] ){\r
+                       $this->message .= ' in '.basename($this->currentFile['filename']);\r
+               }\r
+\r
+               if( $this->index !== null ){\r
+                       $this->getInput();\r
+                       if( $this->input ){\r
+                               $line = self::getLineNumber();\r
+                               $this->message .= ' on line '.$line.', column '.self::getColumn();\r
+\r
+                               $lines = explode("\n",$this->input);\r
+\r
+                               $count = count($lines);\r
+                               $start_line = max(0, $line-3);\r
+                               $last_line = min($count, $start_line+6);\r
+                               $num_len = strlen($last_line);\r
+                               for( $i = $start_line; $i < $last_line; $i++ ){\r
+                                       $this->message .= "\n".str_pad($i+1,$num_len,'0',STR_PAD_LEFT).'| '.$lines[$i];\r
+                               }\r
+                       }\r
+               }\r
+\r
+       }\r
+\r
+       /**\r
+        * Returns the line number the error was encountered\r
+        *\r
+        * @return integer\r
+        */\r
+       public function getLineNumber(){\r
+               if( $this->index ){\r
+                       // https://bugs.php.net/bug.php?id=49790\r
+                       if (ini_get("mbstring.func_overload")) {\r
+                               return substr_count(substr($this->input, 0, $this->index), "\n") + 1;\r
+                       } else {\r
+                               return substr_count($this->input, "\n", 0, $this->index) + 1;\r
+                       }\r
+               }\r
+               return 1;\r
+       }\r
+\r
+\r
+       /**\r
+        * Returns the column the error was encountered\r
+        *\r
+        * @return integer\r
+        */\r
+       public function getColumn(){\r
+\r
+               $part = substr($this->input, 0, $this->index);\r
+               $pos = strrpos($part,"\n");\r
+               return $this->index - $pos;\r
+       }\r
+\r
+}\r