<?php

/**
 * Hoa
 *
 *
 * @license
 *
 * New BSD License
 *
 * Copyright © 2007-2017, Hoa community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Hoa nor the names of its contributors may be
 *       used to endorse or promote products derived from this software without
 *       specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

namespace Hoa\Exception;

/**
 * Class \Hoa\Exception\Error.
 *
 * This exception is the equivalent representation of PHP errors.
 *
 * @copyright  Copyright © 2007-2017 Hoa community
 * @license    New BSD License
 */
class Error extends Exception
{
    /**
     * Constructor.
     *
     * @param   string  $message    Message.
     * @param   int     $code       Code (the ID).
     * @param   string  $file       File.
     * @param   int     $line       Line.
     * @param   array   $trace      Trace.
     */
    public function __construct(
        $message,
        $code,
        $file,
        $line,
        array $trace = []
    ) {
        $this->file   = $file;
        $this->line   = $line;
        $this->_trace = $trace;

        parent::__construct($message, $code);

        return;
    }

    /**
     * Enable error handler: Transform PHP error into `\Hoa\Exception\Error`.
     *
     * @param   bool  $enable    Enable.
     * @return  mixed
     */
    public static function enableErrorHandler($enable = true)
    {
        if (false === $enable) {
            return restore_error_handler();
        }

        return set_error_handler(
            function ($no, $str, $file = null, $line = null, $ctx = null) {
                if (0 === ($no & error_reporting())) {
                    return;
                }

                $trace = debug_backtrace();
                array_shift($trace);
                array_shift($trace);

                throw new Error($str, $no, $file, $line, $trace);
            }
        );
    }
}