<?php
/**
 * throw exceptions based on E_* error types
 */
set_error_handler(function ($err_severity, $err_msg, $err_file, $err_line, array $err_context)
{
    // error was suppressed with the @-operator
    if (0 === error_reporting()) { return false;}
    switch($err_severity)
    {
        case E_ERROR:               throw new ErrorException            ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_WARNING:             throw new WarningException          ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_PARSE:               throw new ParseException            ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_NOTICE:              throw new NoticeException           ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_CORE_ERROR:          throw new CoreErrorException        ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_CORE_WARNING:        throw new CoreWarningException      ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_COMPILE_ERROR:       throw new CompileErrorException     ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_COMPILE_WARNING:     throw new CoreWarningException      ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_USER_ERROR:          throw new UserErrorException        ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_USER_WARNING:        throw new UserWarningException      ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_USER_NOTICE:         throw new UserNoticeException       ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_STRICT:              throw new StrictException           ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_RECOVERABLE_ERROR:   throw new RecoverableErrorException ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_DEPRECATED:          throw new DeprecatedException       ($err_msg, 0, $err_severity, $err_file, $err_line);
        case E_USER_DEPRECATED:     throw new UserDeprecatedException   ($err_msg, 0, $err_severity, $err_file, $err_line);
    }
});

class WarningException              extends ErrorException {}
class ParseException                extends ErrorException {}
class NoticeException               extends ErrorException {}
class CoreErrorException            extends ErrorException {}
class CoreWarningException          extends ErrorException {}
class CompileErrorException         extends ErrorException {}
class CompileWarningException       extends ErrorException {}
class UserErrorException            extends ErrorException {}
class UserWarningException          extends ErrorException {}
class UserNoticeException           extends ErrorException {}
class StrictException               extends ErrorException {}
class RecoverableErrorException     extends ErrorException {}
class DeprecatedException           extends ErrorException {}
class UserDeprecatedException       extends ErrorException {}