| public static findPreviousExcluding ( PHP_CodeSniffer_File $phpcsFile, integer[] | integer $types, integer $startPointer, integer | null $endPointer = null ) : integer | null | ||
| $phpcsFile | PHP_CodeSniffer_File | |
| $types | integer[] | integer | |
| $startPointer | integer | search starts at this token, inclusive |
| $endPointer | integer | null | search ends at this token, exclusive |
| return | integer | null | |
/**
* @param \PHP_CodeSniffer_File $phpcsFile
* @param integer $usePointer
* @return string
*/
public static function getFullyQualifiedTypeNameFromUse(PHP_CodeSniffer_File $phpcsFile, $usePointer)
{
$nameEndPointer = $phpcsFile->findNext([T_SEMICOLON, T_AS, T_COMMA], $usePointer + 1);
$tokens = $phpcsFile->getTokens();
if ($tokens[$nameEndPointer - 1]['code'] === T_WHITESPACE) {
$nameEndPointer = TokenHelper::findPreviousExcluding($phpcsFile, [T_WHITESPACE], $nameEndPointer - 1) + 1;
}
$nameStartPointer = $phpcsFile->findNext(TokenHelper::$nameTokenCodes, $usePointer + 1, $nameEndPointer);
$name = TokenHelper::getContent($phpcsFile, $nameStartPointer, $nameEndPointer);
return NamespaceHelper::normalizeToCanonicalName($name);
}
/**
* @param \PHP_CodeSniffer_File $phpcsFile
* @param integer $openTagPointer
* @return \SlevomatCodingStandard\Helpers\ReferencedName[] referenced names
*/
private static function createAllReferencedNames(PHP_CodeSniffer_File $phpcsFile, $openTagPointer)
{
$beginSearchAtPointer = $openTagPointer + 1;
$tokens = $phpcsFile->getTokens();
$searchTypes = array_merge([T_RETURN_TYPE], TokenHelper::$nameTokenCodes);
$types = [];
while (true) {
$nameStartPointer = $phpcsFile->findNext($searchTypes, $beginSearchAtPointer);
if ($nameStartPointer === false) {
break;
}
$nameStartToken = $tokens[$nameStartPointer];
$nameEndPointer = self::findReferencedNameEndPointer($phpcsFile, $nameStartPointer);
if ($nameEndPointer === null) {
$beginSearchAtPointer = TokenHelper::findNextExcluding($phpcsFile, array_merge([T_WHITESPACE, T_RETURN_TYPE], TokenHelper::$nameTokenCodes), $nameStartPointer);
continue;
}
$nextTokenAfterEndPointer = TokenHelper::findNextEffective($phpcsFile, $nameEndPointer);
$previousTokenBeforeStartPointer = TokenHelper::findPreviousEffective($phpcsFile, $nameStartPointer - 1);
$type = ReferencedName::TYPE_DEFAULT;
if ($nextTokenAfterEndPointer !== null && $previousTokenBeforeStartPointer !== null) {
if ($tokens[$nextTokenAfterEndPointer]['code'] === T_OPEN_PARENTHESIS) {
if ($tokens[$previousTokenBeforeStartPointer]['code'] !== T_NEW) {
$type = ReferencedName::TYPE_FUNCTION;
}
} elseif ($tokens[$nextTokenAfterEndPointer]['code'] !== T_VARIABLE) {
if (!in_array($tokens[$previousTokenBeforeStartPointer]['code'], [T_EXTENDS, T_IMPLEMENTS, T_INSTANCEOF, T_USE, T_NEW, T_COLON], true) && !in_array($tokens[$nextTokenAfterEndPointer]['code'], [T_DOUBLE_COLON], true)) {
if ($tokens[$previousTokenBeforeStartPointer]['code'] === T_COMMA) {
$precedingTokenPointer = TokenHelper::findPreviousExcluding($phpcsFile, array_merge([T_COMMA], TokenHelper::$nameTokenCodes, TokenHelper::$ineffectiveTokenCodes), $previousTokenBeforeStartPointer - 1);
if (!in_array($tokens[$precedingTokenPointer]['code'], [T_IMPLEMENTS, T_EXTENDS, T_USE])) {
$type = ReferencedName::TYPE_CONSTANT;
}
} elseif (PHP_VERSION_ID >= 70100 && ($tokens[$previousTokenBeforeStartPointer]['code'] === T_BITWISE_OR || $tokens[$previousTokenBeforeStartPointer]['code'] === T_OPEN_PARENTHESIS)) {
$exclude = [T_BITWISE_OR, T_OPEN_PARENTHESIS];
$catchPointer = TokenHelper::findPreviousExcluding($phpcsFile, array_merge($exclude, TokenHelper::$nameTokenCodes, TokenHelper::$ineffectiveTokenCodes), $previousTokenBeforeStartPointer - 1);
$exclude = [T_BITWISE_OR];
$openParenthesisPointer = TokenHelper::findPreviousExcluding($phpcsFile, array_merge($exclude, TokenHelper::$nameTokenCodes, TokenHelper::$ineffectiveTokenCodes), $previousTokenBeforeStartPointer);
if ($tokens[$catchPointer]['code'] !== T_CATCH || $tokens[$openParenthesisPointer]['code'] !== T_OPEN_PARENTHESIS) {
$type = ReferencedName::TYPE_CONSTANT;
}
} else {
$type = ReferencedName::TYPE_CONSTANT;
}
}
}
}
$types[] = new ReferencedName(TokenHelper::getContent($phpcsFile, $nameStartPointer, $nameEndPointer), $nameStartPointer, $type);
$beginSearchAtPointer = $nameEndPointer + 1;
}
return $types;
}
/**
* @param \PHP_CodeSniffer_File $phpcsFile
* @param integer $openTagPointer
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $openTagPointer)
{
$tokens = $phpcsFile->getTokens();
$referencedNames = ReferencedNameHelper::getAllReferencedNames($phpcsFile, $openTagPointer);
foreach ($referencedNames as $referencedName) {
$name = $referencedName->getNameAsReferencedInFile();
$pointer = $referencedName->getPointer();
$canonicalName = NamespaceHelper::normalizeToCanonicalName($name);
if (NamespaceHelper::isFullyQualifiedName($name)) {
$isExceptionByName = StringHelper::endsWith($name, 'Exception') || $name === '\\Throwable' || StringHelper::endsWith($name, 'Error') && !NamespaceHelper::hasNamespace($name) || in_array($canonicalName, $this->getSpecialExceptionNames(), true);
$inIgnoredNames = in_array($canonicalName, $this->getIgnoredNames(), true);
if ($this->isClassRequiredToBeUsed($name) && (!$this->allowFullyQualifiedExceptions || !$isExceptionByName || $inIgnoredNames)) {
$previousKeywordPointer = TokenHelper::findPreviousExcluding($phpcsFile, array_merge(TokenHelper::$nameTokenCodes, [T_WHITESPACE, T_COMMA]), $pointer - 1);
if (!in_array($tokens[$previousKeywordPointer]['code'], $this->getFullyQualifiedKeywords(), true)) {
if (!NamespaceHelper::hasNamespace($name) && NamespaceHelper::findCurrentNamespaceName($phpcsFile, $pointer) === null) {
$phpcsFile->addError(sprintf('Type %s should not be referenced via a fully qualified name, but via an unqualified name without the leading \\, because the file does not have a namespace and the type cannot be put in a use statement', $name), $pointer, self::CODE_REFERENCE_VIA_FULLY_QUALIFIED_NAME_WITHOUT_NAMESPACE);
} else {
$phpcsFile->addError(sprintf('Type %s should not be referenced via a fully qualified name, but via a use statement', $name), $pointer, self::CODE_REFERENCE_VIA_FULLY_QUALIFIED_NAME);
}
}
}
} elseif (!$this->allowPartialUses) {
if (NamespaceHelper::isQualifiedName($name)) {
$phpcsFile->addError(sprintf('Partial use statements are not allowed, but referencing %s found', $name), $pointer, self::CODE_PARTIAL_USE);
}
}
}
}
/**
* @param PHP_CodeSniffer_File $phpcsFile
* @param mixed[] $tokens
* @param integer $privateTokenPointer
* @return string[]
*/
private function getPhpDocTags(PHP_CodeSniffer_File $phpcsFile, array $tokens, $privateTokenPointer)
{
$phpDocTokenCloseTagPointer = TokenHelper::findPreviousExcluding($phpcsFile, T_WHITESPACE, $privateTokenPointer - 1);
$phpDocTokenCloseTag = $tokens[$phpDocTokenCloseTagPointer];
if ($phpDocTokenCloseTag['code'] !== T_DOC_COMMENT_CLOSE_TAG) {
return [];
}
$tags = [];
$findPhpDocTagPointer = $phpcsFile->findPrevious(T_DOC_COMMENT_OPEN_TAG, $phpDocTokenCloseTagPointer - 1) + 1;
while (($phpDocTagTokenPointer = $phpcsFile->findNext([T_DOC_COMMENT_TAG], $findPhpDocTagPointer, $phpDocTokenCloseTagPointer)) !== false) {
$phpDocTagToken = $tokens[$phpDocTagTokenPointer];
$tags[] = $phpDocTagToken['content'];
$findPhpDocTagPointer++;
}
return $tags;
}