FM / CodeCleaner

/home/techb158/ileadtechnology.com/SSM/vendor/psy/psysh/src/CodeCleaner/

/home/techb158/ileadtechnology.com/SSM/vendor/psy/psysh/src/CodeCleaner

Name	Size	Mode	Actions
AbstractClassPass.php	2200	0644	edit dl rm
AssignThisVariablePass.php	1034	0644	edit dl rm
CalledClassPass.php	2386	0644	edit dl rm
CallTimePassByReferencePass.php	1391	0644	edit dl rm
CodeCleanerPass.php	415	0644	edit dl rm
EmptyArrayDimFetchPass.php	1283	0644	edit dl rm
ExitPass.php	773	0644	edit dl rm
FinalClassPass.php	1666	0644	edit dl rm
FunctionContextPass.php	1339	0644	edit dl rm
FunctionReturnInWriteContextPass.php	2498	0644	edit dl rm
ImplicitReturnPass.php	4240	0644	edit dl rm
InstanceOfPass.php	1604	0644	edit dl rm
LabelContextPass.php	2356	0644	edit dl rm
LeavePsyshAlonePass.php	913	0644	edit dl rm
ListPass.php	3282	0644	edit dl rm
LoopContextPass.php	3476	0644	edit dl rm
MagicConstantsPass.php	1068	0644	edit dl rm
NamespaceAwarePass.php	1856	0644	edit dl rm
NamespacePass.php	2416	0644	edit dl rm
NoReturnValue.php	870	0644	edit dl rm
PassableByReferencePass.php	4024	0644	edit dl rm
RequirePass.php	3035	0644	edit dl rm
StrictTypesPass.php	2704	0644	edit dl rm
UseStatementPass.php	4356	0644	edit dl rm
ValidClassNamePass.php	12176	0644	edit dl rm
ValidConstantPass.php	3202	0644	edit dl rm
ValidConstructorPass.php	3884	0644	edit dl rm
ValidFunctionNamePass.php	3239	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/SSM/vendor/psy/psysh/src/CodeCleaner/UseStatementPass.php (4356B)

<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2020 Justin Hileman
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Psy\CodeCleaner;

use PhpParser\Node;
use PhpParser\Node\Name;
use PhpParser\Node\Name\FullyQualified as FullyQualifiedName;
use PhpParser\Node\Stmt\GroupUse;
use PhpParser\Node\Stmt\Namespace_;
use PhpParser\Node\Stmt\Use_;
use PhpParser\Node\Stmt\UseUse;
use PhpParser\NodeTraverser;

/**
 * Provide implicit use statements for subsequent execution.
 *
 * The use statement pass remembers the last use statement line encountered:
 *
 *     use Foo\Bar as Baz;
 *
 * ... which it then applies implicitly to all future evaluated code, until the
 * current namespace is replaced by another namespace.
 */
class UseStatementPass extends CodeCleanerPass
{
    private $aliases       = [];
    private $lastAliases   = [];
    private $lastNamespace = null;

/**
     * Re-load the last set of use statements on re-entering a namespace.
     *
     * This isn't how namespaces normally work, but because PsySH has to spin
     * up a new namespace for every line of code, we do this to make things
     * work like you'd expect.
     *
     * @param Node $node
     */
    public function enterNode(Node $node)
    {
        if ($node instanceof Namespace_) {
            // If this is the same namespace as last namespace, let's do ourselves
            // a favor and reload all the aliases...
            if (\strtolower($node->name) === \strtolower($this->lastNamespace)) {
                $this->aliases = $this->lastAliases;
            }
        }
    }

/**
     * If this statement is a namespace, forget all the aliases we had.
     *
     * If it's a use statement, remember the alias for later. Otherwise, apply
     * remembered aliases to the code.
     *
     * @param Node $node
     */
    public function leaveNode(Node $node)
    {
        // Store a reference to every "use" statement, because we'll need them in a bit.
        if ($node instanceof Use_) {
            foreach ($node->uses as $use) {
                $alias = $use->alias ?: \end($use->name->parts);
                $this->aliases[\strtolower($alias)] = $use->name;
            }

return NodeTraverser::REMOVE_NODE;
        }

// Expand every "use" statement in the group into a full, standalone "use" and store 'em with the others.
        if ($node instanceof GroupUse) {
            foreach ($node->uses as $use) {
                $alias = $use->alias ?: \end($use->name->parts);
                $this->aliases[\strtolower($alias)] = Name::concat($node->prefix, $use->name, [
                    'startLine' => $node->prefix->getAttribute('startLine'),
                    'endLine'   => $use->name->getAttribute('endLine'),
                ]);
            }

return NodeTraverser::REMOVE_NODE;
        }

// Start fresh, since we're done with this namespace.
        if ($node instanceof Namespace_) {
            $this->lastNamespace = $node->name;
            $this->lastAliases   = $this->aliases;
            $this->aliases       = [];

return;
        }

// Do nothing with UseUse; this an entry in the list of uses in the use statement.
        if ($node instanceof UseUse) {
            return;
        }

// For everything else, we'll implicitly thunk all aliases into fully-qualified names.
        foreach ($node as $name => $subNode) {
            if ($subNode instanceof Name) {
                if ($replacement = $this->findAlias($subNode)) {
                    $node->$name = $replacement;
                }
            }
        }

return $node;
    }

/**
     * Find class/namespace aliases.
     *
     * @param Name $name
     *
     * @return FullyQualifiedName|null
     */
    private function findAlias(Name $name)
    {
        $that = \strtolower($name);
        foreach ($this->aliases as $alias => $prefix) {
            if ($that === $alias) {
                return new FullyQualifiedName($prefix->toString());
            } elseif (\substr($that, 0, \strlen($alias) + 1) === $alias . '\\') {
                return new FullyQualifiedName($prefix->toString() . \substr($name, \strlen($alias)));
            }
        }
    }
}

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