JClaveau\Exceptions\UsageException

Complexity

Total Complexity

5

Size/Duplication

Total Lines	50
Duplicated Lines	0 %

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	9	2
A	setStackLocationHere()	0	6	1
A	rewindStackWhile()	0	16	2

<?php
namespace JClaveau\Exceptions;

/**
 */
class UsageException extends \Exception
{
    /**
     * /
    public function new_($message)
    {
        return new static($message);
    }

    /**
     */
    public function __construct()
    {
        parent::__construct(...func_get_args());

func_get_args() is expanded, but the parameter $message of Exception::__construct() does not expect variable arguments.

        $this->rewindStackWhile( function($backtrace, $level) {
            // Finds the closest caller
            return  isset($backtrace[ $level ]['class'])
                &&  $backtrace[ $level ]['class'] == __CLASS__;
        }, 0 );
    }

    /**
     */
    public function setStackLocationHere()
    {
        $this->rewindStackWhile( function($backtrace, $level) {
            // Finds the closest caller
            return $level == 0;
        }, 2 );
    }

    /**
     */
    protected function rewindStackWhile(callable $scope_checker, $stack_max_depth=20)
    {
        $backtrace = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, $stack_max_depth);
        $i         = 1;
        $caller    = $backtrace[$i];
        while ( $scope_checker( $backtrace, $i ) ) {
            $i++;
            $caller = $backtrace[$i];
            // TODO remove the prevuce levels of the stack?
        }

        // var_export($backtrace);
        // var_export($caller);

        $this->file = $caller['file'];
        $this->line = $caller['line'];

        // var_export($this->stack);
    }

    /**/
}