/**
* Called to process class member vars.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
*
* @return void
*/
public function processMemberVar(File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$ignore = array(T_PUBLIC, T_PRIVATE, T_PROTECTED, T_VAR, T_STATIC, T_WHITESPACE);
$commentEnd = $phpcsFile->findPrevious($ignore, $stackPtr - 1, null, true);
if ($commentEnd === false || $tokens[$commentEnd]['code'] !== T_DOC_COMMENT_CLOSE_TAG && $tokens[$commentEnd]['code'] !== T_COMMENT) {
$phpcsFile->addError('Missing member variable doc comment', $stackPtr, 'Missing');
return;
}
if ($tokens[$commentEnd]['code'] === T_COMMENT) {
$phpcsFile->addError('You must use "/**" style comments for a member variable comment', $stackPtr, 'WrongStyle');
return;
}
$commentStart = $tokens[$commentEnd]['comment_opener'];
$foundVar = null;
foreach ($tokens[$commentStart]['comment_tags'] as $tag) {
if ($tokens[$tag]['content'] === '@var') {
if ($foundVar !== null) {
$error = 'Only one @var tag is allowed in a member variable comment';
$phpcsFile->addError($error, $tag, 'DuplicateVar');
} else {
$foundVar = $tag;
}
} else {
if ($tokens[$tag]['content'] === '@see') {
// Make sure the tag isn't empty.
$string = $phpcsFile->findNext(T_DOC_COMMENT_STRING, $tag, $commentEnd);
if ($string === false || $tokens[$string]['line'] !== $tokens[$tag]['line']) {
$error = 'Content missing for @see tag in member variable comment';
$phpcsFile->addError($error, $tag, 'EmptySees');
}
} else {
$error = '%s tag is not allowed in member variable comment';
$data = array($tokens[$tag]['content']);
$phpcsFile->addWarning($error, $tag, 'TagNotAllowed', $data);
}
}
//end if
}
//end foreach
// The @var tag is the only one we require.
if ($foundVar === null) {
$error = 'Missing @var tag in member variable comment';
$phpcsFile->addError($error, $commentEnd, 'MissingVar');
return;
}
$firstTag = $tokens[$commentStart]['comment_tags'][0];
if ($foundVar !== null && $tokens[$firstTag]['content'] !== '@var') {
$error = 'The @var tag must be the first tag in a member variable comment';
$phpcsFile->addError($error, $foundVar, 'VarOrder');
}
// Make sure the tag isn't empty and has the correct padding.
$string = $phpcsFile->findNext(T_DOC_COMMENT_STRING, $foundVar, $commentEnd);
if ($string === false || $tokens[$string]['line'] !== $tokens[$foundVar]['line']) {
$error = 'Content missing for @var tag in member variable comment';
$phpcsFile->addError($error, $foundVar, 'EmptyVar');
return;
}
$varType = $tokens[$foundVar + 2]['content'];
$suggestedType = Common::suggestType($varType);
if ($varType !== $suggestedType) {
$error = 'Expected "%s" but found "%s" for @var tag in member variable comment';
$data = array($suggestedType, $varType);
$fix = $phpcsFile->addFixableError($error, $foundVar + 2, 'IncorrectVarType', $data);
if ($fix === true) {
$phpcsFile->fixer->replaceToken($foundVar + 2, $suggestedType);
}
}
}
/**
* Process the function parameter comments.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
* @param int $commentStart The position in the stack where the comment started.
*
* @return void
*/
protected function processParams(File $phpcsFile, $stackPtr, $commentStart)
{
if ($this->phpVersion === null) {
$this->phpVersion = Config::getConfigData('php_version');
if ($this->phpVersion === null) {
$this->phpVersion = PHP_VERSION_ID;
}
}
$tokens = $phpcsFile->getTokens();
$params = array();
$maxType = 0;
$maxVar = 0;
foreach ($tokens[$commentStart]['comment_tags'] as $pos => $tag) {
if ($tokens[$tag]['content'] !== '@param') {
continue;
}
$type = '';
$typeSpace = 0;
$var = '';
$varSpace = 0;
$comment = '';
$commentLines = array();
if ($tokens[$tag + 2]['code'] === T_DOC_COMMENT_STRING) {
$matches = array();
preg_match('/([^$&.]+)(?:((?:\\.\\.\\.)?(?:\\$|&)[^\\s]+)(?:(\\s+)(.*))?)?/', $tokens[$tag + 2]['content'], $matches);
if (empty($matches) === false) {
$typeLen = strlen($matches[1]);
$type = trim($matches[1]);
$typeSpace = $typeLen - strlen($type);
$typeLen = strlen($type);
if ($typeLen > $maxType) {
$maxType = $typeLen;
}
}
if (isset($matches[2]) === true) {
$var = $matches[2];
$varLen = strlen($var);
if ($varLen > $maxVar) {
$maxVar = $varLen;
}
if (isset($matches[4]) === true) {
$varSpace = strlen($matches[3]);
$comment = $matches[4];
$commentLines[] = array('comment' => $comment, 'token' => $tag + 2, 'indent' => $varSpace);
// Any strings until the next tag belong to this comment.
if (isset($tokens[$commentStart]['comment_tags'][$pos + 1]) === true) {
$end = $tokens[$commentStart]['comment_tags'][$pos + 1];
} else {
$end = $tokens[$commentStart]['comment_closer'];
}
for ($i = $tag + 3; $i < $end; $i++) {
if ($tokens[$i]['code'] === T_DOC_COMMENT_STRING) {
$indent = 0;
if ($tokens[$i - 1]['code'] === T_DOC_COMMENT_WHITESPACE) {
$indent = strlen($tokens[$i - 1]['content']);
}
$comment .= ' ' . $tokens[$i]['content'];
$commentLines[] = array('comment' => $tokens[$i]['content'], 'token' => $i, 'indent' => $indent);
}
}
} else {
$error = 'Missing parameter comment';
$phpcsFile->addError($error, $tag, 'MissingParamComment');
$commentLines[] = array('comment' => '');
}
//end if
} else {
$error = 'Missing parameter name';
$phpcsFile->addError($error, $tag, 'MissingParamName');
}
//end if
} else {
$error = 'Missing parameter type';
$phpcsFile->addError($error, $tag, 'MissingParamType');
}
//end if
$params[] = array('tag' => $tag, 'type' => $type, 'var' => $var, 'comment' => $comment, 'commentLines' => $commentLines, 'type_space' => $typeSpace, 'var_space' => $varSpace);
}
//end foreach
$realParams = $phpcsFile->getMethodParameters($stackPtr);
$foundParams = array();
// We want to use ... for all variable length arguments, so added
// this prefix to the variable name so comparisons are easier.
foreach ($realParams as $pos => $param) {
if ($param['variable_length'] === true) {
$realParams[$pos]['name'] = '...' . $realParams[$pos]['name'];
}
}
foreach ($params as $pos => $param) {
// If the type is empty, the whole line is empty.
if ($param['type'] === '') {
continue;
}
// Check the param type value.
$typeNames = explode('|', $param['type']);
foreach ($typeNames as $typeName) {
$suggestedName = Common::suggestType($typeName);
if ($typeName !== $suggestedName) {
$error = 'Expected "%s" but found "%s" for parameter type';
$data = array($suggestedName, $typeName);
$fix = $phpcsFile->addFixableError($error, $param['tag'], 'IncorrectParamVarName', $data);
if ($fix === true) {
$content = $suggestedName;
$content .= str_repeat(' ', $param['type_space']);
$content .= $param['var'];
$content .= str_repeat(' ', $param['var_space']);
if (isset($param['commentLines'][0]) === true) {
$content .= $param['commentLines'][0]['comment'];
}
$phpcsFile->fixer->replaceToken($param['tag'] + 2, $content);
}
} else {
if (count($typeNames) === 1) {
// Check type hint for array and custom type.
$suggestedTypeHint = '';
if (strpos($suggestedName, 'array') !== false || substr($suggestedName, -2) === '[]') {
$suggestedTypeHint = 'array';
} else {
if (strpos($suggestedName, 'callable') !== false) {
$suggestedTypeHint = 'callable';
} else {
if (strpos($suggestedName, 'callback') !== false) {
$suggestedTypeHint = 'callable';
} else {
if (in_array($typeName, Common::$allowedTypes) === false) {
$suggestedTypeHint = $suggestedName;
} else {
if ($this->phpVersion >= 70000) {
if ($typeName === 'string') {
$suggestedTypeHint = 'string';
} else {
if ($typeName === 'int' || $typeName === 'integer') {
$suggestedTypeHint = 'int';
} else {
if ($typeName === 'float') {
$suggestedTypeHint = 'float';
} else {
if ($typeName === 'bool' || $typeName === 'boolean') {
$suggestedTypeHint = 'bool';
}
}
}
}
}
}
}
}
}
if ($suggestedTypeHint !== '' && isset($realParams[$pos]) === true) {
$typeHint = $realParams[$pos]['type_hint'];
if ($typeHint === '') {
$error = 'Type hint "%s" missing for %s';
$data = array($suggestedTypeHint, $param['var']);
$errorCode = 'TypeHintMissing';
if ($suggestedTypeHint === 'string' || $suggestedTypeHint === 'int' || $suggestedTypeHint === 'float' || $suggestedTypeHint === 'bool') {
$errorCode = 'Scalar' . $errorCode;
}
$phpcsFile->addError($error, $stackPtr, $errorCode, $data);
} else {
if ($typeHint !== substr($suggestedTypeHint, strlen($typeHint) * -1)) {
$error = 'Expected type hint "%s"; found "%s" for %s';
$data = array($suggestedTypeHint, $typeHint, $param['var']);
$phpcsFile->addError($error, $stackPtr, 'IncorrectTypeHint', $data);
}
}
//end if
} else {
if ($suggestedTypeHint === '' && isset($realParams[$pos]) === true) {
$typeHint = $realParams[$pos]['type_hint'];
if ($typeHint !== '') {
$error = 'Unknown type hint "%s" found for %s';
$data = array($typeHint, $param['var']);
$phpcsFile->addError($error, $stackPtr, 'InvalidTypeHint', $data);
}
}
}
//end if
}
}
//end if
}
//end foreach
if ($param['var'] === '') {
continue;
}
$foundParams[] = $param['var'];
// Check number of spaces after the type.
$spaces = $maxType - strlen($param['type']) + 1;
if ($param['type_space'] !== $spaces) {
$error = 'Expected %s spaces after parameter type; %s found';
$data = array($spaces, $param['type_space']);
$fix = $phpcsFile->addFixableError($error, $param['tag'], 'SpacingAfterParamType', $data);
if ($fix === true) {
$phpcsFile->fixer->beginChangeset();
$content = $param['type'];
$content .= str_repeat(' ', $spaces);
$content .= $param['var'];
$content .= str_repeat(' ', $param['var_space']);
$content .= $param['commentLines'][0]['comment'];
$phpcsFile->fixer->replaceToken($param['tag'] + 2, $content);
// Fix up the indent of additional comment lines.
foreach ($param['commentLines'] as $lineNum => $line) {
if ($lineNum === 0 || $param['commentLines'][$lineNum]['indent'] === 0) {
continue;
}
$newIndent = $param['commentLines'][$lineNum]['indent'] + $spaces - $param['type_space'];
$phpcsFile->fixer->replaceToken($param['commentLines'][$lineNum]['token'] - 1, str_repeat(' ', $newIndent));
}
$phpcsFile->fixer->endChangeset();
}
//end if
}
//end if
// Make sure the param name is correct.
if (isset($realParams[$pos]) === true) {
$realName = $realParams[$pos]['name'];
if ($realName !== $param['var']) {
$code = 'ParamNameNoMatch';
$data = array($param['var'], $realName);
$error = 'Doc comment for parameter %s does not match ';
if (strtolower($param['var']) === strtolower($realName)) {
$error .= 'case of ';
$code = 'ParamNameNoCaseMatch';
}
$error .= 'actual variable name %s';
$phpcsFile->addError($error, $param['tag'], $code, $data);
}
} else {
if (substr($param['var'], -4) !== ',...') {
// We must have an extra parameter comment.
$error = 'Superfluous parameter comment';
$phpcsFile->addError($error, $param['tag'], 'ExtraParamComment');
}
}
//end if
if ($param['comment'] === '') {
continue;
}
// Check number of spaces after the var name.
$spaces = $maxVar - strlen($param['var']) + 1;
if ($param['var_space'] !== $spaces) {
$error = 'Expected %s spaces after parameter name; %s found';
$data = array($spaces, $param['var_space']);
$fix = $phpcsFile->addFixableError($error, $param['tag'], 'SpacingAfterParamName', $data);
if ($fix === true) {
$phpcsFile->fixer->beginChangeset();
$content = $param['type'];
$content .= str_repeat(' ', $param['type_space']);
$content .= $param['var'];
$content .= str_repeat(' ', $spaces);
$content .= $param['commentLines'][0]['comment'];
$phpcsFile->fixer->replaceToken($param['tag'] + 2, $content);
// Fix up the indent of additional comment lines.
foreach ($param['commentLines'] as $lineNum => $line) {
if ($lineNum === 0 || $param['commentLines'][$lineNum]['indent'] === 0) {
continue;
}
$newIndent = $param['commentLines'][$lineNum]['indent'] + $spaces - $param['var_space'];
$phpcsFile->fixer->replaceToken($param['commentLines'][$lineNum]['token'] - 1, str_repeat(' ', $newIndent));
}
$phpcsFile->fixer->endChangeset();
}
//end if
}
//end if
// Param comments must start with a capital letter and end with the full stop.
if (preg_match('/^(\\p{Ll}|\\P{L})/u', $param['comment']) === 1) {
$error = 'Parameter comment must start with a capital letter';
$phpcsFile->addError($error, $param['tag'], 'ParamCommentNotCapital');
}
$lastChar = substr($param['comment'], -1);
if ($lastChar !== '.') {
$error = 'Parameter comment must end with a full stop';
$phpcsFile->addError($error, $param['tag'], 'ParamCommentFullStop');
}
}
//end foreach
$realNames = array();
foreach ($realParams as $realParam) {
$realNames[] = $realParam['name'];
}
// Report missing comments.
$diff = array_diff($realNames, $foundParams);
foreach ($diff as $neededParam) {
$error = 'Doc comment for parameter "%s" missing';
$data = array($neededParam);
$phpcsFile->addError($error, $commentStart, 'MissingParamTag', $data);
}
}
