Update v1.0.6
This commit is contained in:
155
vendor/psy/psysh/src/Psy/Readline/GNUReadline.php
vendored
155
vendor/psy/psysh/src/Psy/Readline/GNUReadline.php
vendored
@@ -1,155 +0,0 @@
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<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\Readline;
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/**
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* A Readline interface implementation for GNU Readline.
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*
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* This is by far the coolest way to do it, but it doesn't work with new PHP.
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*
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* Oh well.
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*/
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class GNUReadline implements Readline
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{
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protected $historyFile;
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protected $historySize;
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protected $eraseDups;
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/**
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* GNU Readline is supported iff `readline_list_history` is defined. PHP
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* decided it would be awesome to swap out GNU Readline for Libedit, but
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* they ended up shipping an incomplete implementation. So we've got this.
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*
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* @return bool
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*/
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public static function isSupported()
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{
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return function_exists('readline_list_history');
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}
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/**
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* GNU Readline constructor.
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*/
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public function __construct($historyFile = null, $historySize = 0, $eraseDups = false)
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{
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$this->historyFile = $historyFile;
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$this->historySize = $historySize;
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$this->eraseDups = $eraseDups;
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}
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/**
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* {@inheritDoc}
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*/
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public function addHistory($line)
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{
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if ($res = readline_add_history($line)) {
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$this->writeHistory();
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}
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return $res;
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}
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/**
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* {@inheritDoc}
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*/
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public function clearHistory()
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{
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if ($res = readline_clear_history()) {
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$this->writeHistory();
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}
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return $res;
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}
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/**
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* {@inheritDoc}
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*/
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public function listHistory()
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{
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return readline_list_history();
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}
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/**
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* {@inheritDoc}
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*/
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public function readHistory()
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{
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// Workaround PHP bug #69054
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//
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// If open_basedir is set, readline_read_history() segfaults. This will be fixed in 5.6.7:
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//
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// https://github.com/php/php-src/blob/423a057023ef3c00d2ffc16a6b43ba01d0f71796/NEWS#L19-L21
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//
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// TODO: add a PHP version check after next point release
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if (!ini_get('open_basedir')) {
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readline_read_history();
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}
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readline_clear_history();
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return readline_read_history($this->historyFile);
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}
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/**
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* {@inheritDoc}
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*/
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public function readline($prompt = null)
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{
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return readline($prompt);
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}
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/**
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* {@inheritDoc}
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*/
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public function redisplay()
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{
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readline_redisplay();
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}
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/**
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* {@inheritDoc}
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*/
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public function writeHistory()
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{
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// We have to write history first, since it is used
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// by Libedit to list history
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$res = readline_write_history($this->historyFile);
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if (!$res || !$this->eraseDups && !$this->historySize > 0) {
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return $res;
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}
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$hist = $this->listHistory();
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if (!$hist) {
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return true;
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}
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if ($this->eraseDups) {
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// flip-flip technique: removes duplicates, latest entries win.
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$hist = array_flip(array_flip($hist));
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// sort on keys to get the order back
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ksort($hist);
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}
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if ($this->historySize > 0) {
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$histsize = count($hist);
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if ($histsize > $this->historySize) {
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$hist = array_slice($hist, $histsize - $this->historySize);
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}
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}
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readline_clear_history();
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foreach ($hist as $line) {
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readline_add_history($line);
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}
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return readline_write_history($this->historyFile);
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}
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}
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83
vendor/psy/psysh/src/Psy/Readline/Libedit.php
vendored
83
vendor/psy/psysh/src/Psy/Readline/Libedit.php
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@@ -1,83 +0,0 @@
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<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\Readline;
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use Psy\Util\String;
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/**
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* A Libedit-based Readline implementation.
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*
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* This is largely the same as the Readline implementation, but it emulates
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* support for `readline_list_history` since PHP decided it was a good idea to
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* ship a fake Readline implementation that is missing history support.
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*/
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class Libedit extends GNUReadline
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{
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/**
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* Let's emulate GNU Readline by manually reading and parsing the history file!
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*
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* @return boolean
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*/
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public static function isSupported()
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{
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return function_exists('readline') && !function_exists('readline_list_history');
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}
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/**
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* {@inheritDoc}
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*/
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public function listHistory()
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{
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$history = file_get_contents($this->historyFile);
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if (!$history) {
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return array();
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}
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// libedit doesn't seem to support non-unix line separators.
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$history = explode("\n", $history);
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// shift the history signature, ensure it's valid
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if (array_shift($history) !== '_HiStOrY_V2_') {
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return array();
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}
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// decode the line
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$history = array_map(array($this, 'parseHistoryLine'), $history);
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// filter empty lines & comments
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return array_values(array_filter($history));
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}
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/**
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* From GNUReadline (readline/histfile.c & readline/histexpand.c):
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* lines starting with "\0" are comments or timestamps;
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* if "\0" is found in an entry,
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* everything from it until the next line is a comment.
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*
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* @param string $line The history line to parse.
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*
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* @return string | null
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*/
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protected function parseHistoryLine($line)
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{
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// empty line, comment or timestamp
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if (!$line || $line[0] === "\0") {
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return;
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}
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// if "\0" is found in an entry, then
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// everything from it until the end of line is a comment.
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if (($pos = strpos($line, "\0")) !== false) {
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$line = substr($line, 0, $pos);
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}
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return ($line !== '') ? String::unvis($line) : null;
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}
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}
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76
vendor/psy/psysh/src/Psy/Readline/Readline.php
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76
vendor/psy/psysh/src/Psy/Readline/Readline.php
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@@ -1,76 +0,0 @@
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<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\Readline;
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/**
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* An interface abstracting the various readline_* functions.
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*/
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interface Readline
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{
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/**
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* Check whether this Readline class is supported by the current system.
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*
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* @return boolean
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*/
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public static function isSupported();
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/**
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* Add a line to the command history.
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*
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* @param string $line
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*
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* @return bool Success
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*/
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public function addHistory($line);
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/**
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* Clear the command history.
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*
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* @return bool Success
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*/
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public function clearHistory();
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/**
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* List the command history.
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*
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* @return array
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*/
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public function listHistory();
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/**
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* Read the command history.
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*
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* @return bool Success
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*/
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public function readHistory();
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/**
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* Read a single line of input from the user.
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*
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* @param null|string $prompt
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*
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* @return false|string
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*/
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public function readline($prompt = null);
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/**
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* Redraw readline to redraw the display.
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*/
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public function redisplay();
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/**
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* Write the command history to a file.
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*
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* @return bool Success
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*/
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public function writeHistory();
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}
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146
vendor/psy/psysh/src/Psy/Readline/Transient.php
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146
vendor/psy/psysh/src/Psy/Readline/Transient.php
vendored
@@ -1,146 +0,0 @@
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<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\Readline;
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use Psy\Exception\BreakException;
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/**
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* An array-based Readline emulation implementation.
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*/
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class Transient implements Readline
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{
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private $history;
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private $historySize;
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private $eraseDups;
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/**
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* Transient Readline is always supported.
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*
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* {@inheritDoc}
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*/
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public static function isSupported()
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{
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return true;
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}
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/**
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* Transient Readline constructor.
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*/
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public function __construct($historyFile = null, $historySize = 0, $eraseDups = false)
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{
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// don't do anything with the history file...
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$this->history = array();
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$this->historySize = $historySize;
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$this->eraseDups = $eraseDups;
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}
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/**
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* {@inheritDoc}
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*/
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public function addHistory($line)
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{
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if ($this->eraseDups) {
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if (($key = array_search($line, $this->history)) !== false) {
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unset($this->history[$key]);
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}
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}
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$this->history[] = $line;
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if ($this->historySize > 0) {
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$histsize = count($this->history);
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if ($histsize > $this->historySize) {
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$this->history = array_slice($this->history, $histsize - $this->historySize);
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}
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}
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$this->history = array_values($this->history);
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return true;
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}
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/**
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* {@inheritDoc}
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*/
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public function clearHistory()
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{
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$this->history = array();
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return true;
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}
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/**
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* {@inheritDoc}
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*/
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public function listHistory()
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{
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return $this->history;
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}
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/**
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* {@inheritDoc}
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*/
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public function readHistory()
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{
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return true;
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}
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/**
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* {@inheritDoc}
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*
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* @throws BreakException if user hits Ctrl+D
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*
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* @return string
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*/
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public function readline($prompt = null)
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{
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echo $prompt;
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return rtrim(fgets($this->getStdin(), 1024));
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}
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/**
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* {@inheritDoc}
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*/
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public function redisplay()
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{
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// noop
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}
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/**
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* {@inheritDoc}
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*/
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public function writeHistory()
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{
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return true;
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}
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/**
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* Get a STDIN file handle.
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*
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* @throws BreakException if user hits Ctrl+D
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*
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* @return resource
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*/
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private function getStdin()
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{
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if (!isset($this->stdin)) {
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$this->stdin = fopen('php://stdin', 'r');
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}
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if (feof($this->stdin)) {
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throw new BreakException('Ctrl+D');
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}
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return $this->stdin;
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}
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}
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Reference in New Issue
Block a user