1 files changed, 103 insertions, 0 deletions
diff --git a/vendor/wikimedia/less.php/lib/Less/Exception/Parser.php b/vendor/wikimedia/less.php/lib/Less/Exception/Parser.php
new file mode 100644
index 0000000..22d9d19
--- /dev/null
+++ b/vendor/wikimedia/less.php/lib/Less/Exception/Parser.php
@@ -0,0 +1,103 @@
+<?php
+
+/**
+ * Parser Exception
+ */
+class Less_Exception_Parser extends Exception {
+
+	/**
+	 * The current file
+	 *
+	 * @var array
+	 */
+	public $currentFile;
+
+	/**
+	 * The current parser index
+	 *
+	 * @var int
+	 */
+	public $index;
+
+	protected $input;
+
+	protected $details = [];
+
+	/**
+	 * @param string|null $message
+	 * @param Exception|null $previous Previous exception
+	 * @param int|null $index The current parser index
+	 * @param array|null $currentFile The file
+	 * @param int $code The exception code
+	 */
+	public function __construct( $message = null, Exception $previous = null, $index = null, $currentFile = null, $code = 0 ) {
+		parent::__construct( $message, $code, $previous );
+
+		$this->currentFile = $currentFile;
+		$this->index = $index;
+
+		$this->genMessage();
+	}
+
+	protected function getInput() {
+		if ( !$this->input && $this->currentFile && $this->currentFile['filename'] && file_exists( $this->currentFile['filename'] ) ) {
+			$this->input = file_get_contents( $this->currentFile['filename'] );
+		}
+	}
+
+	/**
+	 * Set a message based on the exception info
+	 */
+	public function genMessage() {
+		if ( $this->currentFile && $this->currentFile['filename'] ) {
+			$this->message .= ' in ' . basename( $this->currentFile['filename'] );
+		}
+
+		if ( $this->index !== null ) {
+			$this->getInput();
+			if ( $this->input ) {
+				$line = self::getLineNumber();
+				$this->message .= ' on line ' . $line . ', column ' . self::getColumn();
+
+				$lines = explode( "\n", $this->input );
+
+				$count = count( $lines );
+				$start_line = max( 0, $line - 3 );
+				$last_line = min( $count, $start_line + 6 );
+				$num_len = strlen( $last_line );
+				for ( $i = $start_line; $i < $last_line; $i++ ) {
+					$this->message .= "\n" . str_pad( (string)( $i + 1 ), $num_len, '0', STR_PAD_LEFT ) . '| ' . $lines[$i];
+				}
+			}
+		}
+	}
+
+	/**
+	 * Returns the line number the error was encountered
+	 *
+	 * @return int
+	 */
+	public function getLineNumber() {
+		if ( $this->index ) {
+			// https://bugs.php.net/bug.php?id=49790
+			if ( ini_get( "mbstring.func_overload" ) ) {
+				return substr_count( substr( $this->input, 0, $this->index ), "\n" ) + 1;
+			} else {
+				return substr_count( $this->input, "\n", 0, $this->index ) + 1;
+			}
+		}
+		return 1;
+	}
+
+	/**
+	 * Returns the column the error was encountered
+	 *
+	 * @return int
+	 */
+	public function getColumn() {
+		$part = substr( $this->input, 0, $this->index );
+		$pos = strrpos( $part, "\n" );
+		return $this->index - $pos;
+	}
+
+}