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<?php
/**
* Performance report for PHP_CodeSniffer.
*
* @author Juliette Reinders Folmer <[email protected]>
* @copyright 2023 Juliette Reinders Folmer. All rights reserved.
* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
*/
namespace PHP_CodeSniffer\Reports;
use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Util\Common;
use PHP_CodeSniffer\Util\Timing;
class Performance implements Report
{
/**
* Generate a partial report for a single processed file.
*
* Function should return TRUE if it printed or stored data about the file
* and FALSE if it ignored the file. Returning TRUE indicates that the file and
* its data should be counted in the grand totals.
*
* @param array $report Prepared report data.
* @param \PHP_CodeSniffer\Files\File $phpcsFile The file being reported on.
* @param bool $showSources Show sources?
* @param int $width Maximum allowed line width.
*
* @return bool
*/
public function generateFileReport($report, File $phpcsFile, $showSources=false, $width=80)
{
$times = $phpcsFile->getListenerTimes();
foreach ($times as $sniff => $time) {
echo "$sniff>>$time".PHP_EOL;
}
return true;
}//end generateFileReport()
/**
* Prints the sniff performance report.
*
* @param string $cachedData Any partial report data that was returned from
* generateFileReport during the run.
* @param int $totalFiles Total number of files processed during the run.
* @param int $totalErrors Total number of errors found during the run.
* @param int $totalWarnings Total number of warnings found during the run.
* @param int $totalFixable Total number of problems that can be fixed.
* @param bool $showSources Show sources?
* @param int $width Maximum allowed line width.
* @param bool $interactive Are we running in interactive mode?
* @param bool $toScreen Is the report being printed to screen?
*
* @return void
*/
public function generate(
$cachedData,
$totalFiles,
$totalErrors,
$totalWarnings,
$totalFixable,
$showSources=false,
$width=80,
$interactive=false,
$toScreen=true
) {
$lines = explode(PHP_EOL, $cachedData);
array_pop($lines);
if (empty($lines) === true) {
return;
}
// First collect the accumulated timings.
$timings = [];
$totalSniffTime = 0;
foreach ($lines as $line) {
$parts = explode('>>', $line);
$sniffClass = $parts[0];
$time = $parts[1];
if (isset($timings[$sniffClass]) === false) {
$timings[$sniffClass] = 0;
}
$timings[$sniffClass] += $time;
$totalSniffTime += $time;
}
// Next, tidy up the sniff names and determine max needed column width.
$totalTimes = [];
$maxNameWidth = 0;
foreach ($timings as $sniffClass => $secs) {
$sniffCode = Common::getSniffCode($sniffClass);
$maxNameWidth = max($maxNameWidth, strlen($sniffCode));
$totalTimes[$sniffCode] = $secs;
}
// Leading space + up to 12 chars for the number.
$maxTimeWidth = 13;
// Leading space, open parenthesis, up to 5 chars for the number, space + % and close parenthesis.
$maxPercWidth = 10;
// Calculate the maximum width available for the sniff name.
$maxNameWidth = min(($width - $maxTimeWidth - $maxPercWidth), max(($width - $maxTimeWidth - $maxPercWidth), $maxNameWidth));
arsort($totalTimes);
echo PHP_EOL."\033[1m".'PHP CODE SNIFFER SNIFF PERFORMANCE REPORT'."\033[0m".PHP_EOL;
echo str_repeat('-', $width).PHP_EOL;
echo "\033[1m".'SNIFF'.str_repeat(' ', ($width - 31)).'TIME TAKEN (SECS) (%)'."\033[0m".PHP_EOL;
echo str_repeat('-', $width).PHP_EOL;
// Mark sniffs which take more than twice as long as the average processing time per sniff
// in orange and when they take more than three times as long as the average,
// mark them in red.
$avgSniffTime = ($totalSniffTime / count($totalTimes));
$doubleAvgSniffTime = (2 * $avgSniffTime);
$tripleAvgSniffTime = (3 * $avgSniffTime);
$format = "%- {$maxNameWidth}.{$maxNameWidth}s % 12.6f (% 5.1f %%)".PHP_EOL;
$formatBold = "\033[1m%- {$maxNameWidth}.{$maxNameWidth}s % 12.6f (% 5.1f %%)\033[0m".PHP_EOL;
$formatWarning = "%- {$maxNameWidth}.{$maxNameWidth}s \033[33m% 12.6f (% 5.1f %%)\033[0m".PHP_EOL;
$formatError = "%- {$maxNameWidth}.{$maxNameWidth}s \033[31m% 12.6f (% 5.1f %%)\033[0m".PHP_EOL;
foreach ($totalTimes as $sniff => $time) {
$percent = round((($time / $totalSniffTime) * 100), 1);
if ($time > $tripleAvgSniffTime) {
printf($formatError, $sniff, $time, $percent);
} else if ($time > $doubleAvgSniffTime) {
printf($formatWarning, $sniff, $time, $percent);
} else {
printf($format, $sniff, $time, $percent);
}
}
echo str_repeat('-', $width).PHP_EOL;
printf($formatBold, 'TOTAL SNIFF PROCESSING TIME', $totalSniffTime, 100);
$runTime = (Timing::getDuration() / 1000);
$phpcsTime = ($runTime - $totalSniffTime);
echo PHP_EOL.str_repeat('-', $width).PHP_EOL;
printf($format, 'Time taken by sniffs', $totalSniffTime, round((($totalSniffTime / $runTime) * 100), 1));
printf($format, 'Time taken by PHPCS runner', $phpcsTime, round((($phpcsTime / $runTime) * 100), 1));
echo str_repeat('-', $width).PHP_EOL;
printf($formatBold, 'TOTAL RUN TIME', $runTime, 100);
echo str_repeat('-', $width).PHP_EOL;
}//end generate()
}//end class