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MessageHelper.php
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MessageHelper.php
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<?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\Utils;
use PHP_CodeSniffer\Files\File;
/**
* Helper functions for creating PHPCS error/warning messages.
*
* @since 1.0.0
*/
final class MessageHelper
{
/**
* Add a PHPCS message to the output stack as either a warning or an error.
*
* @since 1.0.0
*
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file where this token was found.
* @param string $message The message.
* @param int $stackPtr The position of the token
* the message relates to.
* @param bool $isError Whether to report the message as an
* 'error' or 'warning'.
* Defaults to true (error).
* @param string $code The error code for the message.
* Defaults to 'Found'.
* @param scalar[] $data Optional input for the data replacements.
* @param int $severity Optional. Severity level. Defaults to 0 which will
* translate to the PHPCS default severity level.
*
* @return bool
*/
public static function addMessage(
File $phpcsFile,
$message,
$stackPtr,
$isError = true,
$code = 'Found',
array $data = [],
$severity = 0
) {
if ($isError === true) {
return $phpcsFile->addError($message, $stackPtr, $code, $data, $severity);
}
return $phpcsFile->addWarning($message, $stackPtr, $code, $data, $severity);
}
/**
* Add a PHPCS message to the output stack as either a fixable warning or a fixable error.
*
* @since 1.0.0
*
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file where this token was found.
* @param string $message The message.
* @param int $stackPtr The position of the token
* the message relates to.
* @param bool $isError Whether to report the message as an
* 'error' or 'warning'.
* Defaults to true (error).
* @param string $code The error code for the message.
* Defaults to 'Found'.
* @param scalar[] $data Optional input for the data replacements.
* @param int $severity Optional. Severity level. Defaults to 0 which will
* translate to the PHPCS default severity level.
*
* @return bool
*/
public static function addFixableMessage(
File $phpcsFile,
$message,
$stackPtr,
$isError = true,
$code = 'Found',
array $data = [],
$severity = 0
) {
if ($isError === true) {
return $phpcsFile->addFixableError($message, $stackPtr, $code, $data, $severity);
}
return $phpcsFile->addFixableWarning($message, $stackPtr, $code, $data, $severity);
}
/**
* Convert an arbitrary text string to an alphanumeric string with underscores.
*
* Pre-empt issues in XML and PHP when arbitrary strings are being used as error codes.
*
* @since 1.0.0
*
* @param string $text Arbitrary text string intended to be used in an error code.
* @param bool $strtolower Whether or not to convert the text string to lowercase.
*
* @return string
*/
public static function stringToErrorcode($text, $strtolower = false)
{
$text = \preg_replace('`[^a-z0-9_]`i', '_', $text);
if ($strtolower === true) {
$text = \strtolower($text);
}
return $text;
}
/**
* Make the whitespace escape codes used in an arbitrary text string visible.
*
* At times, it is useful to show a code snippet in an error message.
* If such a code snippet contains new lines and/or tab or space characters, those would be
* displayed as-is in the command-line report, often breaking the layout of the report
* or making the report harder to read.
*
* This method will convert these characters to their escape codes, making them visible in the
* display string without impacting the report layout.
*
* @see \PHPCSUtils\Utils\GetTokensToString Methods to retrieve a multi-token code snippet.
* @see \PHP_CodeSniffer\Util\Common\prepareForOutput() Similar PHPCS native method.
*
* @since 1.0.0
*
* @param string $text Arbitrary text string.
*
* @return string
*/
public static function showEscapeChars($text)
{
$search = ["\n", "\r", "\t"];
$replace = ['\n', '\r', '\t'];
return \str_replace($search, $replace, $text);
}
}

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