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ClangFormatLinter.php
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Tue, Nov 12, 14:57

ClangFormatLinter.php
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<?php
/**
* Uses the clang format to format C/C++/Obj-C code
*/
final class ClangFormatLinter extends ArcanistExternalLinter {
public function getInfoName() {
return 'clang-format';
}
public function getInfoURI() {
return 'https://clang.llvm.org/docs/ClangFormat.html';
}
public function getInfoDescription() {
return pht('Use clang-format for processing specified files.');
}
public function getLinterName() {
return 'clang-format';
}
public function getLinterConfigurationName() {
return 'clang-format';
}
public function getLinterConfigurationOptions() {
$options = array(
);
return $options + parent::getLinterConfigurationOptions();
}
public function getDefaultBinary() {
return 'clang-format';
}
public function getVersion() {
list($stdout) = execx('%C -version', $this->getExecutableCommand());
$matches = array();
if (preg_match('/^(?P<version>\d+\.\d+\.\d+)$/', $stdout, $matches)) {
return $matches['version'];
} else {
return false;
}
}
public function getInstallInstructions() {
return pht('On a apt based system, apt-get install clang-format. Othewhy install following the instructions on installing tool inb clang, and make sure clang-format is in directory specified by $PATH');
}
public function shouldExpectCommandErrors() {
return false;
}
protected function getMandatoryFlags() {
return array(
);
}
protected function parseLinterOutput($path, $err, $stdout, $stderr) {
$ok = ($err == 0);
if (!$ok) {
return false;
}
$root = $this->getProjectRoot();
$path = Filesystem::resolvePath($path, $root);
$orig = file_get_contents($path);
if ($orig == $stdout) {
return array();
}
$message = id(new ArcanistLintMessage())
->setPath($path)
->setLine(1)
->setChar(1)
->setGranularity(ArcanistLinter::GRANULARITY_FILE)
->setCode('CFMT')
->setSeverity(ArcanistLintSeverity::SEVERITY_AUTOFIX)
->setName('Code style violation')
->setDescription("'$path' has code style errors.")
->setOriginalText($orig)
->setReplacementText($stdout);
return array($message);
}
}

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