PhutilMethodNotImplementedException.php
efc2cc5c7728stable

PhutilMethodNotImplementedException.php
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			<?php

			/**
			* An exception thrown when a method is called on a class which does not
			* provide an implementation for the called method. This is sometimes the case
			* when a base class expects subclasses to provide their own implementations,
			* for example.
			*/
			final class PhutilMethodNotImplementedException extends Exception {

			public function __construct($message = null) {
			if ($message) {
			parent::__construct($message);
			} else {
			$caller = idx(debug_backtrace(false), 1);

			$class = idx($caller, 'class');
			$function = idx($caller, 'function');

			if ($class) {
			parent::__construct(
			pht('Method %s in class %s is not implemented!', $function, $class));
			} else {
			parent::__construct(pht('Function %s is not implemented!', $function));
			}
			}
			}

			}