ExecutionLoop.php
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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2018 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy;
use Psy\Exception\ErrorException;
/**
* The Psy Shell execution loop.
*/
class ExecutionLoop
{
/**
* Run the execution loop.
*
* @throws ThrowUpException if thrown by the `throw-up` command
*
* @param Shell $shell
*/
public function run(Shell $shell)
{
$this->loadIncludes($shell);
$closure = new ExecutionLoopClosure($shell);
$closure->execute();
}
/**
* Load user-defined includes.
*
* @param Shell $shell
*/
protected function loadIncludes(Shell $shell)
{
// Load user-defined includes
$load = function (Shell $__psysh__) {
\set_error_handler([$__psysh__, 'handleError']);
foreach ($__psysh__->getIncludes() as $__psysh_include__) {
try {
include $__psysh_include__;
} catch (\Error $_e) {
$__psysh__->writeException(ErrorException::fromError($_e));
} catch (\Exception $_e) {
$__psysh__->writeException($_e);
}
}
\restore_error_handler();
unset($__psysh_include__);
// Override any new local variables with pre-defined scope variables
\extract($__psysh__->getScopeVariables(false));
// ... then add the whole mess of variables back.
$__psysh__->setScopeVariables(\get_defined_vars());
};
$load($shell);
}
}