arthurkushman / querypath

src/ParseException.php

<?php
/**
 * @file
 * Query path parsing exception.
 */

namespace QueryPath;

/**
 * Exception indicating that a parser has failed to parse a file.
 *
 * This will report parser warnings as well as parser errors. It should only be
 * thrown, though, under error conditions.
 *
 * @ingroup querypath_core
 */
class ParseException extends \QueryPath\Exception
{

    public const ERR_MSG_FORMAT  = 'Parse error in %s on line %d column %d: %s (%d)';
    public const WARN_MSG_FORMAT = 'Parser warning in %s on line %d column %d: %s (%d)';

    // trigger_error
    public function __construct($msg = '', $code = 0, $file = NULL, $line = NULL)
    {

        $msgs = [];
        foreach (libxml_get_errors() as $err) {
            $format = $err->level === LIBXML_ERR_WARNING ? self::WARN_MSG_FORMAT : self::ERR_MSG_FORMAT;
            $msgs[] = sprintf($format, $err->file, $err->line, $err->column, $err->message, $err->code);
        }
        $msg .= implode("\n", $msgs);

        if (isset($file)) {
            $msg .= ' (' . $file;
            if (isset($line)) {
                $msg .= ': ' . $line;
            }
            $msg .= ')';
        }

        parent::__construct($msg, $code);
    }

    public static function initializeFromError($code, $str, $file, $line, $cxt)

The parameter $cxt is not used and could be removed.

    {
        //printf("\n\nCODE: %s %s\n\n", $code, $str);
        $class = __CLASS__;
        throw new $class($str, $code, $file, $line);
    }
}