19429059395

Committed 17 Nov 2025 12:08PM UTC coverage: 99.564%. First build

Build # 19429059395

Build Type

Pull #733

github

Committed by

web-flow

Commit Message

Merge 5c88db649 into fa82d14ad

Pull Request Pull Request #733: PHP 8.5 | AbstractArrayDeclarationSniff::getActualArrayKey(): prevent notices about deprecated casts

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92.31

/PHPCSUtils/AbstractSniffs/AbstractArrayDeclarationSniff.php

<?php
/**
 * PHPCSUtils, utility functions and classes for PHP_CodeSniffer sniff developers.
 *
 * @package   PHPCSUtils
 * @copyright 2019-2020 PHPCSUtils Contributors
 * @license   https://opensource.org/licenses/LGPL-3.0 LGPL3
 * @link      https://github.com/PHPCSStandards/PHPCSUtils
 */

namespace PHPCSUtils\AbstractSniffs;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Util\Tokens;
use PHPCSUtils\Exceptions\LogicException;
use PHPCSUtils\Exceptions\UnexpectedTokenType;
use PHPCSUtils\Tokens\Collections;
use PHPCSUtils\Utils\Arrays;
use PHPCSUtils\Utils\Numbers;
use PHPCSUtils\Utils\PassedParameters;
use PHPCSUtils\Utils\TextStrings;

/**
 * Abstract sniff to easily examine all parts of an array declaration.
 *
 * @since 1.0.0
 */
abstract class AbstractArrayDeclarationSniff implements Sniff
{

    /**
     * The stack pointer to the array keyword or the short array open token.
     *
     * @since 1.0.0
     *
     * @var int
     */
    protected $stackPtr;

    /**
     * The token stack for the current file being examined.
     *
     * @since 1.0.0
     *
     * @var array<int, array<string, mixed>>
     */
    protected $tokens;

    /**
     * The stack pointer to the array opener.
     *
     * @since 1.0.0
     *
     * @var int
     */
    protected $arrayOpener;

    /**
     * The stack pointer to the array closer.
     *
     * @since 1.0.0
     *
     * @var int
     */
    protected $arrayCloser;

    /**
     * A multi-dimentional array with information on each array item.
     *
     * The array index is 1-based and contains the following information on each array item:
     * ```php
     * 1 => array(
     *   'start' => int,    // The stack pointer to the first token in the array item.
     *   'end'   => int,    // The stack pointer to the last token in the array item.
     *   'raw'   => string, // A string with the contents of all tokens between `start` and `end`.
     *   'clean' => string, // Same as `raw`, but all comment tokens have been stripped out.
     * )
     * ```
     *
     * @since 1.0.0
     *
     * @var array<int, array<string, int|string>>
     */
    protected $arrayItems;

    /**
     * How many items are in the array.
     *
     * @since 1.0.0
     *
     * @var int
     */
    protected $itemCount = 0;

    /**
     * Whether or not the array is single line.
     *
     * @since 1.0.0
     *
     * @var bool
     */
    protected $singleLine;

    /**
     * List of tokens which can safely be used with an eval() expression.
     *
     * This list gets enhanced with additional token groups in the constructor.
     *
     * @since 1.0.0
     *
     * @var array<int|string, int|string>
     */
    private $acceptedTokens = [
        \T_NULL                     => \T_NULL,
        \T_TRUE                     => \T_TRUE,
        \T_FALSE                    => \T_FALSE,
        \T_LNUMBER                  => \T_LNUMBER,
        \T_DNUMBER                  => \T_DNUMBER,
        \T_CONSTANT_ENCAPSED_STRING => \T_CONSTANT_ENCAPSED_STRING,
        \T_STRING_CONCAT            => \T_STRING_CONCAT,
        \T_BOOLEAN_NOT              => \T_BOOLEAN_NOT,
    ];

    /**
     * Set up this class.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @return void
     */
    final public function __construct()
    {
        // Enhance the list of accepted tokens.
        $this->acceptedTokens += Tokens::$assignmentTokens;
        $this->acceptedTokens += Tokens::$comparisonTokens;
        $this->acceptedTokens += Tokens::$arithmeticTokens;
        $this->acceptedTokens += Tokens::$operators;
        $this->acceptedTokens += Tokens::$booleanOperators;
        $this->acceptedTokens += Tokens::$castTokens;
        $this->acceptedTokens += Tokens::$bracketTokens;
        $this->acceptedTokens += Tokens::$heredocTokens;
        $this->acceptedTokens += Collections::ternaryOperators();
    }

    /**
     * Returns an array of tokens this test wants to listen for.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @return array<int|string>
     */
    public function register()
    {
        return Collections::arrayOpenTokensBC();
    }

    /**
     * Processes this test when one of its tokens is encountered.
     *
     * This method fills the properties with relevant information for examining the array
     * and then passes off to the {@see AbstractArrayDeclarationSniff::processArray()} method.
     *
     * @since 1.0.0
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $stackPtr  The position in the PHP_CodeSniffer
     *                                               file's token stack where the token
     *                                               was found.
     *
     * @return void
     */
    final public function process(File $phpcsFile, $stackPtr)
    {
        try {
            $this->arrayItems = PassedParameters::getParameters($phpcsFile, $stackPtr);
        } catch (UnexpectedTokenType $e) {
            // Parse error, short list, real square open bracket or incorrectly tokenized short array token.
            return;
        }

        $openClose = Arrays::getOpenClose($phpcsFile, $stackPtr, true);
        if ($openClose === false) {
            // Parse error or live coding.
            return;
        }

        $this->stackPtr    = $stackPtr;
        $this->tokens      = $phpcsFile->getTokens();
        $this->arrayOpener = $openClose['opener'];
        $this->arrayCloser = $openClose['closer'];
        $this->itemCount   = \count($this->arrayItems);

        $this->singleLine = true;
        if ($this->tokens[$openClose['opener']]['line'] !== $this->tokens[$openClose['closer']]['line']) {
            $this->singleLine = false;
        }

        $this->processArray($phpcsFile);

        // Reset select properties between calls to this sniff to lower memory usage.
        $this->tokens     = [];
        $this->arrayItems = [];
    }

    /**
     * Process every part of the array declaration.
     *
     * Controller which calls the individual `process...()` methods for each part of the array.
     *
     * The method starts by calling the {@see AbstractArrayDeclarationSniff::processOpenClose()} method
     * and subsequently calls the following methods for each array item:
     *
     * Unkeyed arrays | Keyed arrays
     * -------------- | ------------
     * processNoKey() | processKey()
     * -              | processArrow()
     * processValue() | processValue()
     * processComma() | processComma()
     *
     * This is the default logic for the sniff, but can be overloaded in a concrete child class
     * if needed.
     *
     * @since 1.0.0
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     *
     * @return void
     */
    public function processArray(File $phpcsFile)
    {
        if ($this->processOpenClose($phpcsFile, $this->arrayOpener, $this->arrayCloser) === true) {
            return;
        }

        if ($this->itemCount === 0) {
            return;
        }

        foreach ($this->arrayItems as $itemNr => $arrayItem) {
            try {
                $arrowPtr = Arrays::getDoubleArrowPtr($phpcsFile, $arrayItem['start'], $arrayItem['end']);
            } catch (LogicException $e) {
                // Parse error: empty array item. Ignore.
                continue;
            }

            if ($arrowPtr !== false) {
                if ($this->processKey($phpcsFile, $arrayItem['start'], ($arrowPtr - 1), $itemNr) === true) {
                    return;
                }

                if ($this->processArrow($phpcsFile, $arrowPtr, $itemNr) === true) {
                    return;
                }

                if ($this->processValue($phpcsFile, ($arrowPtr + 1), $arrayItem['end'], $itemNr) === true) {
                    return;
                }
            } else {
                if ($this->processNoKey($phpcsFile, $arrayItem['start'], $itemNr) === true) {
                    return;
                }

                if ($this->processValue($phpcsFile, $arrayItem['start'], $arrayItem['end'], $itemNr) === true) {
                    return;
                }
            }

            $commaPtr = ($arrayItem['end'] + 1);
            if ($itemNr < $this->itemCount || $this->tokens[$commaPtr]['code'] === \T_COMMA) {
                if ($this->processComma($phpcsFile, $commaPtr, $itemNr) === true) {
                    return;
                }
            }
        }
    }

    /**
     * Process the array opener and closer.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $openPtr   The position of the array opener token in the token stack.
     * @param int                         $closePtr  The position of the array closer token in the token stack.
     *
     * @return true|void Returning `TRUE` will short-circuit the sniff and stop processing.
     *                   In effect, this means that the sniff will not examine the individual
     *                   array items if `TRUE` is returned.
     */
    public function processOpenClose(File $phpcsFile, $openPtr, $closePtr)
    {
    }

    /**
     * Process the tokens in an array key.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * Note: The `$startPtr` and `$endPtr` do not discount whitespace or comments, but are all inclusive
     * to allow for examining all tokens in an array key.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @see \PHPCSUtils\AbstractSniffs\AbstractArrayDeclarationSniff::getActualArrayKey() Optional helper function.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $startPtr  The stack pointer to the first token in the "key" part of
     *                                               an array item.
     * @param int                         $endPtr    The stack pointer to the last token in the "key" part of
     *                                               an array item.
     * @param int                         $itemNr    Which item in the array is being handled.
     *                                               1-based, i.e. the first item is item 1, the second 2 etc.
     *
     * @return true|void Returning `TRUE` will short-circuit the array item loop and stop processing.
     *                   In effect, this means that the sniff will not examine the double arrow, the array
     *                   value or comma for this array item and will not process any array items after this one.
     */
    public function processKey(File $phpcsFile, $startPtr, $endPtr, $itemNr)
    {
    }

    /**
     * Process an array item without an array key.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * Note: This method is _not_ intended for processing the array _value_. Use the
     * {@see AbstractArrayDeclarationSniff::processValue()} method to implement processing of the array value.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @see \PHPCSUtils\AbstractSniffs\AbstractArrayDeclarationSniff::processValue() Method to process the array value.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $startPtr  The stack pointer to the first token in the array item,
     *                                               which in this case will be the first token of the array
     *                                               value part of the array item.
     * @param int                         $itemNr    Which item in the array is being handled.
     *                                               1-based, i.e. the first item is item 1, the second 2 etc.
     *
     * @return true|void Returning `TRUE` will short-circuit the array item loop and stop processing.
     *                   In effect, this means that the sniff will not examine the array value or
     *                   comma for this array item and will not process any array items after this one.
     */
    public function processNoKey(File $phpcsFile, $startPtr, $itemNr)
    {
    }

    /**
     * Process the double arrow.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $arrowPtr  The stack pointer to the double arrow for the array item.
     * @param int                         $itemNr    Which item in the array is being handled.
     *                                               1-based, i.e. the first item is item 1, the second 2 etc.
     *
     * @return true|void Returning `TRUE` will short-circuit the array item loop and stop processing.
     *                   In effect, this means that the sniff will not examine the array value or
     *                   comma for this array item and will not process any array items after this one.
     */
    public function processArrow(File $phpcsFile, $arrowPtr, $itemNr)
    {
    }

    /**
     * Process the tokens in an array value.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * Note: The `$startPtr` and `$endPtr` do not discount whitespace or comments, but are all inclusive
     * to allow for examining all tokens in an array value.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $startPtr  The stack pointer to the first token in the "value" part of
     *                                               an array item.
     * @param int                         $endPtr    The stack pointer to the last token in the "value" part of
     *                                               an array item.
     * @param int                         $itemNr    Which item in the array is being handled.
     *                                               1-based, i.e. the first item is item 1, the second 2 etc.
     *
     * @return true|void Returning `TRUE` will short-circuit the array item loop and stop processing.
     *                   In effect, this means that the sniff will not examine the comma for this
     *                   array item and will not process any array items after this one.
     */
    public function processValue(File $phpcsFile, $startPtr, $endPtr, $itemNr)
    {
    }

    /**
     * Process the comma after an array item.
     *
     * Optional method to be implemented in concrete child classes. By default, this method does nothing.
     *
     * @since 1.0.0
     *
     * @codeCoverageIgnore
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $commaPtr  The stack pointer to the comma.
     * @param int                         $itemNr    Which item in the array is being handled.
     *                                               1-based, i.e. the first item is item 1, the second 2 etc.
     *
     * @return true|void Returning `TRUE` will short-circuit the array item loop and stop processing.
     *                   In effect, this means that the sniff will not process any array items
     *                   after this one.
     */
    public function processComma(File $phpcsFile, $commaPtr, $itemNr)
    {
    }

    /**
     * Determine what the actual array key would be.
     *
     * Helper function for processsing array keys in the processKey() function.
     * Using this method is up to the sniff implementation in the child class.
     *
     * @since 1.0.0
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
     *                                               token was found.
     * @param int                         $startPtr  The stack pointer to the first token in the "key" part of
     *                                               an array item.
     * @param int                         $endPtr    The stack pointer to the last token in the "key" part of
     *                                               an array item.
     *
     * @return string|int|void The string or integer array key or void if the array key could not
     *                         reliably be determined.
     */
    public function getActualArrayKey(File $phpcsFile, $startPtr, $endPtr)
    {
        /*
         * Determine the value of the key.
         */
        $firstNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $startPtr, null, true);
        $lastNonEmpty  = $phpcsFile->findPrevious(Tokens::$emptyTokens, $endPtr, null, true);

        $content = '';

        for ($i = $firstNonEmpty; $i <= $lastNonEmpty; $i++) {
            if (isset(Tokens::$commentTokens[$this->tokens[$i]['code']]) === true) {
                continue;
            }

            if ($this->tokens[$i]['code'] === \T_WHITESPACE) {
                $content .= ' ';
                continue;
            }

            // Handle FQN true/false/null for PHPCS 3.x.
            if ($this->tokens[$i]['code'] === \T_NS_SEPARATOR) {
                $nextNonEmpty   = $phpcsFile->findNext(Tokens::$emptyTokens, ($i + 1), null, true);
                $nextNonEmptyLC = \strtolower($this->tokens[$nextNonEmpty]['content']);
                if ($nextNonEmpty !== false
                    && ($this->tokens[$nextNonEmpty]['code'] === \T_TRUE
                    || $this->tokens[$nextNonEmpty]['code'] === \T_FALSE
                    || $this->tokens[$nextNonEmpty]['code'] === \T_NULL)
                ) {
                    $content .= $this->tokens[$nextNonEmpty]['content'];
                    $i        = $nextNonEmpty;
                    continue;
                }
            }

            if (isset($this->acceptedTokens[$this->tokens[$i]['code']]) === false
                || \T_UNSET_CAST === $this->tokens[$i]['code']
            ) {
                // This is not a key we can evaluate. Might be a variable or constant.
                return;
            }

            // Take PHP 7.4 numeric literal separators into account.
            if ($this->tokens[$i]['code'] === \T_LNUMBER || $this->tokens[$i]['code'] === \T_DNUMBER) {
                $number   = Numbers::getCompleteNumber($phpcsFile, $i);
                $content .= $number['content'];
                $i        = $number['last_token'];
                continue;
            }

            /*
             * Make sure that when new/deprecated/removed casts are used in the code under scan and the sniff is run
             * on a PHP version which doesn't support the cast, the eval() won't cause a deprecation notice,
             * borking the scan of the file.
             *
             * - (unset) was deprecated in PHP 7.2 and removed in PHP 8.0;
             * - (real) was deprecated in PHP 7.4 and removed in PHP 8.0;
             * - (boolean) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
             * - (integer) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
             * - (double) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
             * - (string) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
             */
            if (\T_DOUBLE_CAST === $this->tokens[$i]['code']) {
                $content .= '(float)';
                continue;
            }

            if (\PHP_VERSION_ID >= 80500) {
                if (\T_INT_CAST === $this->tokens[$i]['code']) {
                    $content .= '(int)';
                    continue;
                }

                if (\T_BOOL_CAST === $this->tokens[$i]['code']) {
                    $content .= '(bool)';
                    continue;
                }

                if (\T_BINARY_CAST === $this->tokens[$i]['code']) {
                    $content .= '(string)';
                    continue;
                }
            }

            // Account for heredoc with vars.
            if ($this->tokens[$i]['code'] === \T_START_HEREDOC) {
                $text = TextStrings::getCompleteTextString($phpcsFile, $i);

                // Check if there's a variable in the heredoc.
                if ($text !== TextStrings::stripEmbeds($text)) {
                    return;
                }

                for ($j = $i; $j <= $this->tokens[$i]['scope_closer']; $j++) {
                    $content .= $this->tokens[$j]['content'];
                }

                $i = $this->tokens[$i]['scope_closer'];
                continue;
            }

            $content .= $this->tokens[$i]['content'];
        }

        // The PHP_EOL is to prevent getting parse errors when the key is a heredoc/nowdoc.
        $key = eval('return ' . $content . ';' . \PHP_EOL);

        /*
         * Ok, so now we know the base value of the key, let's determine whether it is
         * an acceptable index key for an array and if not, what it would turn into.
         */

        switch (\gettype($key)) {
            case 'NULL':
                // An array key of `null` will become an empty string.
                return '';

            case 'boolean':
                return ($key === true) ? 1 : 0;

            case 'integer':
                return $key;

            case 'double':
                return (int) $key; // Will automatically cut off the decimal part.

            case 'string':
                if (Numbers::isDecimalInt($key) === true) {
                    return (int) $key;
                }

                return $key;

            default:
                /*
                 * Shouldn't be possible. Either way, if it's not one of the above types,
                 * this is not a key we can handle.
                 */
                return; // @codeCoverageIgnore
        }
    }
}

1	<?php
2	/**
3	* PHPCSUtils, utility functions and classes for PHP_CodeSniffer sniff developers.
4	*
5	* @package PHPCSUtils
6	* @copyright 2019-2020 PHPCSUtils Contributors
7	* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
8	* @link https://github.com/PHPCSStandards/PHPCSUtils
9	*/
10
11	namespace PHPCSUtils\AbstractSniffs;
12
13	use PHP_CodeSniffer\Files\File;
14	use PHP_CodeSniffer\Sniffs\Sniff;
15	use PHP_CodeSniffer\Util\Tokens;
16	use PHPCSUtils\Exceptions\LogicException;
17	use PHPCSUtils\Exceptions\UnexpectedTokenType;
18	use PHPCSUtils\Tokens\Collections;
19	use PHPCSUtils\Utils\Arrays;
20	use PHPCSUtils\Utils\Numbers;
21	use PHPCSUtils\Utils\PassedParameters;
22	use PHPCSUtils\Utils\TextStrings;
23
24	/**
25	* Abstract sniff to easily examine all parts of an array declaration.
26	*
27	* @since 1.0.0
28	*/
29	abstract class AbstractArrayDeclarationSniff implements Sniff
30	{
31
32	/**
33	* The stack pointer to the array keyword or the short array open token.
34	*
35	* @since 1.0.0
36	*
37	* @var int
38	*/
39	protected $stackPtr;
40
41	/**
42	* The token stack for the current file being examined.
43	*
44	* @since 1.0.0
45	*
46	* @var array<int, array<string, mixed>>
47	*/
48	protected $tokens;
49
50	/**
51	* The stack pointer to the array opener.
52	*
53	* @since 1.0.0
54	*
55	* @var int
56	*/
57	protected $arrayOpener;
58
59	/**
60	* The stack pointer to the array closer.
61	*
62	* @since 1.0.0
63	*
64	* @var int
65	*/
66	protected $arrayCloser;
67
68	/**
69	* A multi-dimentional array with information on each array item.
70	*
71	* The array index is 1-based and contains the following information on each array item:
72	* ```php
73	* 1 => array(
74	* 'start' => int, // The stack pointer to the first token in the array item.
75	* 'end' => int, // The stack pointer to the last token in the array item.
76	* 'raw' => string, // A string with the contents of all tokens between `start` and `end`.
77	* 'clean' => string, // Same as `raw`, but all comment tokens have been stripped out.
78	* )
79	* ```
80	*
81	* @since 1.0.0
82	*
83	* @var array<int, array<string, int\|string>>
84	*/
85	protected $arrayItems;
86
87	/**
88	* How many items are in the array.
89	*
90	* @since 1.0.0
91	*
92	* @var int
93	*/
94	protected $itemCount = 0;
95
96	/**
97	* Whether or not the array is single line.
98	*
99	* @since 1.0.0
100	*
101	* @var bool
102	*/
103	protected $singleLine;
104
105	/**
106	* List of tokens which can safely be used with an eval() expression.
107	*
108	* This list gets enhanced with additional token groups in the constructor.
109	*
110	* @since 1.0.0
111	*
112	* @var array<int\|string, int\|string>
113	*/
114	private $acceptedTokens = [
115	\T_NULL => \T_NULL,
116	\T_TRUE => \T_TRUE,
117	\T_FALSE => \T_FALSE,
118	\T_LNUMBER => \T_LNUMBER,
119	\T_DNUMBER => \T_DNUMBER,
120	\T_CONSTANT_ENCAPSED_STRING => \T_CONSTANT_ENCAPSED_STRING,
121	\T_STRING_CONCAT => \T_STRING_CONCAT,
122	\T_BOOLEAN_NOT => \T_BOOLEAN_NOT,
123	];
124
125	/**
126	* Set up this class.
127	*
128	* @since 1.0.0
129	*
130	* @codeCoverageIgnore
131	*
132	* @return void
133	*/
134	final public function __construct()
135	{
136	// Enhance the list of accepted tokens.
137	$this->acceptedTokens += Tokens::$assignmentTokens;
138	$this->acceptedTokens += Tokens::$comparisonTokens;
139	$this->acceptedTokens += Tokens::$arithmeticTokens;
140	$this->acceptedTokens += Tokens::$operators;
141	$this->acceptedTokens += Tokens::$booleanOperators;
142	$this->acceptedTokens += Tokens::$castTokens;
143	$this->acceptedTokens += Tokens::$bracketTokens;
144	$this->acceptedTokens += Tokens::$heredocTokens;
145	$this->acceptedTokens += Collections::ternaryOperators();
146	}
147
148	/**
149	* Returns an array of tokens this test wants to listen for.
150	*
151	* @since 1.0.0
152	*
153	* @codeCoverageIgnore
154	*
155	* @return array<int\|string>
156	*/
157	public function register()
158	{
159	return Collections::arrayOpenTokensBC();
160	}
161
162	/**
163	* Processes this test when one of its tokens is encountered.
164	*
165	* This method fills the properties with relevant information for examining the array
166	* and then passes off to the {@see AbstractArrayDeclarationSniff::processArray()} method.
167	*
168	* @since 1.0.0
169	*
170	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
171	* token was found.
172	* @param int $stackPtr The position in the PHP_CodeSniffer
173	* file's token stack where the token
174	* was found.
175	*
176	* @return void
177	*/
178	final public function process(File $phpcsFile, $stackPtr)	120✔
179	{
180	try {
181	$this->arrayItems = PassedParameters::getParameters($phpcsFile, $stackPtr);	120✔
182	} catch (UnexpectedTokenType $e) {	48✔
183	// Parse error, short list, real square open bracket or incorrectly tokenized short array token.
184	return;	8✔
185	}
186
187	$openClose = Arrays::getOpenClose($phpcsFile, $stackPtr, true);	96✔
188	if ($openClose === false) {	96✔
189	// Parse error or live coding.
190	return;	8✔
191	}
192
193	$this->stackPtr = $stackPtr;	88✔
194	$this->tokens = $phpcsFile->getTokens();	88✔
195	$this->arrayOpener = $openClose['opener'];	88✔
196	$this->arrayCloser = $openClose['closer'];	88✔
197	$this->itemCount = \count($this->arrayItems);	88✔
198
199	$this->singleLine = true;	88✔
200	if ($this->tokens[$openClose['opener']]['line'] !== $this->tokens[$openClose['closer']]['line']) {	88✔
201	$this->singleLine = false;	16✔
202	}	4✔
203
204	$this->processArray($phpcsFile);	88✔
205
206	// Reset select properties between calls to this sniff to lower memory usage.
207	$this->tokens = [];	88✔
208	$this->arrayItems = [];	88✔
209	}	44✔
210
211	/**
212	* Process every part of the array declaration.
213	*
214	* Controller which calls the individual `process...()` methods for each part of the array.
215	*
216	* The method starts by calling the {@see AbstractArrayDeclarationSniff::processOpenClose()} method
217	* and subsequently calls the following methods for each array item:
218	*
219	* Unkeyed arrays \| Keyed arrays
220	* -------------- \| ------------
221	* processNoKey() \| processKey()
222	* - \| processArrow()
223	* processValue() \| processValue()
224	* processComma() \| processComma()
225	*
226	* This is the default logic for the sniff, but can be overloaded in a concrete child class
227	* if needed.
228	*
229	* @since 1.0.0
230	*
231	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
232	* token was found.
233	*
234	* @return void
235	*/
236	public function processArray(File $phpcsFile)	88✔
237	{
238	if ($this->processOpenClose($phpcsFile, $this->arrayOpener, $this->arrayCloser) === true) {	88✔
239	return;	8✔
240	}
241
242	if ($this->itemCount === 0) {	80✔
243	return;	8✔
244	}
245
246	foreach ($this->arrayItems as $itemNr => $arrayItem) {	72✔
247	try {
248	$arrowPtr = Arrays::getDoubleArrowPtr($phpcsFile, $arrayItem['start'], $arrayItem['end']);	72✔
249	} catch (LogicException $e) {	24✔
250	// Parse error: empty array item. Ignore.
251	continue;	8✔
252	}
253
254	if ($arrowPtr !== false) {	72✔
255	if ($this->processKey($phpcsFile, $arrayItem['start'], ($arrowPtr - 1), $itemNr) === true) {	40✔
256	return;	8✔
257	}
258
259	if ($this->processArrow($phpcsFile, $arrowPtr, $itemNr) === true) {	32✔
260	return;	8✔
261	}
262
263	if ($this->processValue($phpcsFile, ($arrowPtr + 1), $arrayItem['end'], $itemNr) === true) {	24✔
264	return;	12✔
265	}
266	} else {	6✔
267	if ($this->processNoKey($phpcsFile, $arrayItem['start'], $itemNr) === true) {	64✔
268	return;	8✔
269	}
270
271	if ($this->processValue($phpcsFile, $arrayItem['start'], $arrayItem['end'], $itemNr) === true) {	56✔
272	return;	8✔
273	}
274	}
275
276	$commaPtr = ($arrayItem['end'] + 1);	56✔
277	if ($itemNr < $this->itemCount \|\| $this->tokens[$commaPtr]['code'] === \T_COMMA) {	56✔
278	if ($this->processComma($phpcsFile, $commaPtr, $itemNr) === true) {	56✔
279	return;	8✔
280	}
281	}	12✔
282	}	12✔
283	}	12✔
284
285	/**
286	* Process the array opener and closer.
287	*
288	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
289	*
290	* @since 1.0.0
291	*
292	* @codeCoverageIgnore
293	*
294	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
295	* token was found.
296	* @param int $openPtr The position of the array opener token in the token stack.
297	* @param int $closePtr The position of the array closer token in the token stack.
298	*
299	* @return true\|void Returning `TRUE` will short-circuit the sniff and stop processing.
300	* In effect, this means that the sniff will not examine the individual
301	* array items if `TRUE` is returned.
302	*/
303	public function processOpenClose(File $phpcsFile, $openPtr, $closePtr)
304	{
305	}
306
307	/**
308	* Process the tokens in an array key.
309	*
310	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
311	*
312	* Note: The `$startPtr` and `$endPtr` do not discount whitespace or comments, but are all inclusive
313	* to allow for examining all tokens in an array key.
314	*
315	* @since 1.0.0
316	*
317	* @codeCoverageIgnore
318	*
319	* @see \PHPCSUtils\AbstractSniffs\AbstractArrayDeclarationSniff::getActualArrayKey() Optional helper function.
320	*
321	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
322	* token was found.
323	* @param int $startPtr The stack pointer to the first token in the "key" part of
324	* an array item.
325	* @param int $endPtr The stack pointer to the last token in the "key" part of
326	* an array item.
327	* @param int $itemNr Which item in the array is being handled.
328	* 1-based, i.e. the first item is item 1, the second 2 etc.
329	*
330	* @return true\|void Returning `TRUE` will short-circuit the array item loop and stop processing.
331	* In effect, this means that the sniff will not examine the double arrow, the array
332	* value or comma for this array item and will not process any array items after this one.
333	*/
334	public function processKey(File $phpcsFile, $startPtr, $endPtr, $itemNr)
335	{
336	}
337
338	/**
339	* Process an array item without an array key.
340	*
341	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
342	*
343	* Note: This method is _not_ intended for processing the array _value_. Use the
344	* {@see AbstractArrayDeclarationSniff::processValue()} method to implement processing of the array value.
345	*
346	* @since 1.0.0
347	*
348	* @codeCoverageIgnore
349	*
350	* @see \PHPCSUtils\AbstractSniffs\AbstractArrayDeclarationSniff::processValue() Method to process the array value.
351	*
352	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
353	* token was found.
354	* @param int $startPtr The stack pointer to the first token in the array item,
355	* which in this case will be the first token of the array
356	* value part of the array item.
357	* @param int $itemNr Which item in the array is being handled.
358	* 1-based, i.e. the first item is item 1, the second 2 etc.
359	*
360	* @return true\|void Returning `TRUE` will short-circuit the array item loop and stop processing.
361	* In effect, this means that the sniff will not examine the array value or
362	* comma for this array item and will not process any array items after this one.
363	*/
364	public function processNoKey(File $phpcsFile, $startPtr, $itemNr)
365	{
366	}
367
368	/**
369	* Process the double arrow.
370	*
371	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
372	*
373	* @since 1.0.0
374	*
375	* @codeCoverageIgnore
376	*
377	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
378	* token was found.
379	* @param int $arrowPtr The stack pointer to the double arrow for the array item.
380	* @param int $itemNr Which item in the array is being handled.
381	* 1-based, i.e. the first item is item 1, the second 2 etc.
382	*
383	* @return true\|void Returning `TRUE` will short-circuit the array item loop and stop processing.
384	* In effect, this means that the sniff will not examine the array value or
385	* comma for this array item and will not process any array items after this one.
386	*/
387	public function processArrow(File $phpcsFile, $arrowPtr, $itemNr)
388	{
389	}
390
391	/**
392	* Process the tokens in an array value.
393	*
394	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
395	*
396	* Note: The `$startPtr` and `$endPtr` do not discount whitespace or comments, but are all inclusive
397	* to allow for examining all tokens in an array value.
398	*
399	* @since 1.0.0
400	*
401	* @codeCoverageIgnore
402	*
403	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
404	* token was found.
405	* @param int $startPtr The stack pointer to the first token in the "value" part of
406	* an array item.
407	* @param int $endPtr The stack pointer to the last token in the "value" part of
408	* an array item.
409	* @param int $itemNr Which item in the array is being handled.
410	* 1-based, i.e. the first item is item 1, the second 2 etc.
411	*
412	* @return true\|void Returning `TRUE` will short-circuit the array item loop and stop processing.
413	* In effect, this means that the sniff will not examine the comma for this
414	* array item and will not process any array items after this one.
415	*/
416	public function processValue(File $phpcsFile, $startPtr, $endPtr, $itemNr)
417	{
418	}
419
420	/**
421	* Process the comma after an array item.
422	*
423	* Optional method to be implemented in concrete child classes. By default, this method does nothing.
424	*
425	* @since 1.0.0
426	*
427	* @codeCoverageIgnore
428	*
429	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
430	* token was found.
431	* @param int $commaPtr The stack pointer to the comma.
432	* @param int $itemNr Which item in the array is being handled.
433	* 1-based, i.e. the first item is item 1, the second 2 etc.
434	*
435	* @return true\|void Returning `TRUE` will short-circuit the array item loop and stop processing.
436	* In effect, this means that the sniff will not process any array items
437	* after this one.
438	*/
439	public function processComma(File $phpcsFile, $commaPtr, $itemNr)
440	{
441	}
442
443	/**
444	* Determine what the actual array key would be.
445	*
446	* Helper function for processsing array keys in the processKey() function.
447	* Using this method is up to the sniff implementation in the child class.
448	*
449	* @since 1.0.0
450	*
451	* @param \PHP_CodeSniffer\Files\File $phpcsFile The PHP_CodeSniffer file where the
452	* token was found.
453	* @param int $startPtr The stack pointer to the first token in the "key" part of
454	* an array item.
455	* @param int $endPtr The stack pointer to the last token in the "key" part of
456	* an array item.
457	*
458	* @return string\|int\|void The string or integer array key or void if the array key could not
459	* reliably be determined.
460	*/
461	public function getActualArrayKey(File $phpcsFile, $startPtr, $endPtr)	72✔
462	{
463	/*
464	* Determine the value of the key.
465	*/
466	$firstNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $startPtr, null, true);	72✔
467	$lastNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, $endPtr, null, true);	72✔
468
469	$content = '';	72✔
470
471	for ($i = $firstNonEmpty; $i <= $lastNonEmpty; $i++) {	72✔
472	if (isset(Tokens::$commentTokens[$this->tokens[$i]['code']]) === true) {	72✔
473	continue;	8✔
474	}
475
476	if ($this->tokens[$i]['code'] === \T_WHITESPACE) {	72✔
477	$content .= ' ';	40✔
478	continue;	40✔
479	}
480
481	// Handle FQN true/false/null for PHPCS 3.x.
482	if ($this->tokens[$i]['code'] === \T_NS_SEPARATOR) {	72✔
483	$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($i + 1), null, true);	16✔
484	$nextNonEmptyLC = \strtolower($this->tokens[$nextNonEmpty]['content']);	16✔
485	if ($nextNonEmpty !== false	8✔
486	&& ($this->tokens[$nextNonEmpty]['code'] === \T_TRUE	16✔
487	\|\| $this->tokens[$nextNonEmpty]['code'] === \T_FALSE	16✔
488	\|\| $this->tokens[$nextNonEmpty]['code'] === \T_NULL)	14✔
489	) {	8✔
490	$content .= $this->tokens[$nextNonEmpty]['content'];	12✔
491	$i = $nextNonEmpty;	12✔
492	continue;	12✔
493	}
494	}	2✔
495
496	if (isset($this->acceptedTokens[$this->tokens[$i]['code']]) === false	72✔
497	\|\| \T_UNSET_CAST === $this->tokens[$i]['code']	72✔
498	) {	18✔
499	// This is not a key we can evaluate. Might be a variable or constant.
500	return;	8✔
501	}
502
503	// Take PHP 7.4 numeric literal separators into account.
504	if ($this->tokens[$i]['code'] === \T_LNUMBER \|\| $this->tokens[$i]['code'] === \T_DNUMBER) {	72✔
505	$number = Numbers::getCompleteNumber($phpcsFile, $i);	24✔
506	$content .= $number['content'];	24✔
507	$i = $number['last_token'];	24✔
508	continue;	24✔
509	}
510
511	/*
512	* Make sure that when new/deprecated/removed casts are used in the code under scan and the sniff is run
513	* on a PHP version which doesn't support the cast, the eval() won't cause a deprecation notice,
514	* borking the scan of the file.
515	*
516	* - (unset) was deprecated in PHP 7.2 and removed in PHP 8.0;
517	* - (real) was deprecated in PHP 7.4 and removed in PHP 8.0;
518	* - (boolean) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
519	* - (integer) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
520	* - (double) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
521	* - (string) was deprecated in PHP 8.5 and will be removed in PHP 9.0;
522	*/
523	if (\T_DOUBLE_CAST === $this->tokens[$i]['code']) {	72✔
524	$content .= '(float)';	16✔
525	continue;	16✔
526	}
527
528	if (\PHP_VERSION_ID >= 80500) {	72✔
NEW 529	if (\T_INT_CAST === $this->tokens[$i]['code']) {	×
NEW 530	$content .= '(int)';	×
NEW 531	continue;	×
532	}
533
NEW 534	if (\T_BOOL_CAST === $this->tokens[$i]['code']) {	×
NEW 535	$content .= '(bool)';	×
NEW 536	continue;	×
537	}
538
NEW 539	if (\T_BINARY_CAST === $this->tokens[$i]['code']) {	×
NEW 540	$content .= '(string)';	×
NEW 541	continue;	×
542	}
543	}
544
545	// Account for heredoc with vars.
546	if ($this->tokens[$i]['code'] === \T_START_HEREDOC) {	72✔
547	$text = TextStrings::getCompleteTextString($phpcsFile, $i);	24✔
548
549	// Check if there's a variable in the heredoc.
550	if ($text !== TextStrings::stripEmbeds($text)) {	24✔
551	return;	8✔
552	}
553
554	for ($j = $i; $j <= $this->tokens[$i]['scope_closer']; $j++) {	16✔
555	$content .= $this->tokens[$j]['content'];	16✔
556	}	4✔
557
558	$i = $this->tokens[$i]['scope_closer'];	16✔
559	continue;	16✔
560	}
561
562	$content .= $this->tokens[$i]['content'];	56✔
563	}	14✔
564
565	// The PHP_EOL is to prevent getting parse errors when the key is a heredoc/nowdoc.
566	$key = eval('return ' . $content . ';' . \PHP_EOL);	64✔
567
568	/*
569	* Ok, so now we know the base value of the key, let's determine whether it is
570	* an acceptable index key for an array and if not, what it would turn into.
571	*/
572
573	switch (\gettype($key)) {	64✔
574	case 'NULL':	64✔
575	// An array key of `null` will become an empty string.
576	return '';	8✔
577
578	case 'boolean':	64✔
579	return ($key === true) ? 1 : 0;	16✔
580
581	case 'integer':	64✔
582	return $key;	24✔
583
584	case 'double':	64✔
585	return (int) $key; // Will automatically cut off the decimal part.	24✔
586
587	case 'string':	64✔
588	if (Numbers::isDecimalInt($key) === true) {	64✔
589	return (int) $key;	24✔
590	}
591
592	return $key;	40✔
593
594	default:
595	/*
596	* Shouldn't be possible. Either way, if it's not one of the above types,
597	* this is not a key we can handle.
598	*/
599	return; // @codeCoverageIgnore
600	}
601	}
602	}

PHPCSStandards / PHPCSUtils / 19429059395

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