annotate vendor/psy/psysh/src/ExecutionLoop.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
children
rev   line source
Chris@13 1 <?php
Chris@13 2
Chris@13 3 /*
Chris@13 4 * This file is part of Psy Shell.
Chris@13 5 *
Chris@13 6 * (c) 2012-2018 Justin Hileman
Chris@13 7 *
Chris@13 8 * For the full copyright and license information, please view the LICENSE
Chris@13 9 * file that was distributed with this source code.
Chris@13 10 */
Chris@13 11
Chris@13 12 namespace Psy;
Chris@13 13
Chris@13 14 use Psy\Exception\ErrorException;
Chris@13 15
Chris@13 16 /**
Chris@13 17 * The Psy Shell execution loop.
Chris@13 18 */
Chris@13 19 class ExecutionLoop
Chris@13 20 {
Chris@13 21 /**
Chris@13 22 * Run the execution loop.
Chris@13 23 *
Chris@13 24 * @throws ThrowUpException if thrown by the `throw-up` command
Chris@13 25 *
Chris@13 26 * @param Shell $shell
Chris@13 27 */
Chris@13 28 public function run(Shell $shell)
Chris@13 29 {
Chris@13 30 $this->loadIncludes($shell);
Chris@13 31
Chris@16 32 $closure = new ExecutionLoopClosure($shell);
Chris@16 33 $closure->execute();
Chris@13 34 }
Chris@13 35
Chris@13 36 /**
Chris@13 37 * Load user-defined includes.
Chris@13 38 *
Chris@13 39 * @param Shell $shell
Chris@13 40 */
Chris@13 41 protected function loadIncludes(Shell $shell)
Chris@13 42 {
Chris@13 43 // Load user-defined includes
Chris@13 44 $load = function (Shell $__psysh__) {
Chris@17 45 \set_error_handler([$__psysh__, 'handleError']);
Chris@13 46 foreach ($__psysh__->getIncludes() as $__psysh_include__) {
Chris@13 47 try {
Chris@13 48 include $__psysh_include__;
Chris@13 49 } catch (\Error $_e) {
Chris@13 50 $__psysh__->writeException(ErrorException::fromError($_e));
Chris@13 51 } catch (\Exception $_e) {
Chris@13 52 $__psysh__->writeException($_e);
Chris@13 53 }
Chris@13 54 }
Chris@17 55 \restore_error_handler();
Chris@13 56 unset($__psysh_include__);
Chris@13 57
Chris@13 58 // Override any new local variables with pre-defined scope variables
Chris@17 59 \extract($__psysh__->getScopeVariables(false));
Chris@13 60
Chris@13 61 // ... then add the whole mess of variables back.
Chris@17 62 $__psysh__->setScopeVariables(\get_defined_vars());
Chris@13 63 };
Chris@13 64
Chris@13 65 $load($shell);
Chris@13 66 }
Chris@13 67 }