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ArcanistCSSLintLinter.php
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ArcanistCSSLintLinter.php
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<?php
/**
* Uses "CSS Lint" to detect checkstyle errors in CSS code.
*/
final class ArcanistCSSLintLinter extends ArcanistExternalLinter {
public function getInfoName() {
return 'CSSLint';
}
public function getInfoURI() {
return 'http://csslint.net';
}
public function getInfoDescription() {
return pht(
'Use `%s` to detect issues with CSS source files.',
'csslint');
}
public function getLinterName() {
return 'CSSLint';
}
public function getLinterConfigurationName() {
return 'csslint';
}
protected function getMandatoryFlags() {
return array(
'--format=lint-xml',
);
}
protected function getDefaultFlags() {
return $this->getDeprecatedConfiguration('lint.csslint.options', array());
}
public function getDefaultBinary() {
return $this->getDeprecatedConfiguration('lint.csslint.bin', 'csslint');
}
public function getVersion() {
list($stdout) = execx('%C --version', $this->getExecutableCommand());
$matches = array();
if (preg_match('/^v(?P<version>\d+\.\d+\.\d+)$/', $stdout, $matches)) {
return $matches['version'];
} else {
return false;
}
}
public function getInstallInstructions() {
return pht(
'Install %s using `%s`.', 'CSSLint',
'npm install -g csslint');
}
protected function parseLinterOutput($path, $err, $stdout, $stderr) {
$report_dom = new DOMDocument();
$ok = @$report_dom->loadXML($stdout);
if (!$ok) {
return false;
}
$files = $report_dom->getElementsByTagName('file');
$messages = array();
foreach ($files as $file) {
foreach ($file->childNodes as $child) {
$message = id(new ArcanistLintMessage())
->setPath($path)
->setLine($child->getAttribute('line'))
->setChar($child->getAttribute('char'))
->setCode($this->getLinterName())
->setDescription($child->getAttribute('reason'))
->setOriginalText(
substr(
$child->getAttribute('evidence'),
$child->getAttribute('char') - 1));
switch ($child->getAttribute('severity')) {
case 'error':
$message->setSeverity(ArcanistLintSeverity::SEVERITY_ERROR);
break;
case 'warning':
$message->setSeverity(ArcanistLintSeverity::SEVERITY_WARNING);
break;
default:
$message->setSeverity(ArcanistLintSeverity::SEVERITY_ERROR);
break;
}
$messages[] = $message;
}
}
return $messages;
}
protected function getLintCodeFromLinterConfigurationKey($code) {
// NOTE: We can't figure out which rule generated each message, so we
// can not customize severities. I opened a pull request to add this
// ability; see:
//
// https://github.com/stubbornella/csslint/pull/409
throw new Exception(
pht(
"%s does not currently support custom severity levels, because ".
"rules can't be identified from messages in output.",
'CSSLint'));
}
}

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