public final function isSeverityEnabled($severity)
{
$minimum = $this->minimumSeverity;
return ArcanistLintSeverity::isAtLeastAsSevere($severity, $minimum);
}
public function run()
{
$stopped = array();
$linters = $this->buildLinters();
if (!$linters) {
throw new ArcanistNoEffectException("No linters to run.");
}
$have_paths = false;
foreach ($linters as $linter) {
if ($linter->getPaths()) {
$have_paths = true;
break;
}
}
if (!$have_paths) {
throw new ArcanistNoEffectException("No paths are lintable.");
}
foreach ($linters as $linter) {
$linter->setEngine($this);
if (!$linter->canRun()) {
continue;
}
$paths = $linter->getPaths();
foreach ($paths as $key => $path) {
// Make sure each path has a result generated, even if it is empty
// (i.e., the file has no lint messages).
$result = $this->getResultForPath($path);
if (isset($stopped[$path])) {
unset($paths[$key]);
}
}
$paths = array_values($paths);
if ($paths) {
$linter->willLintPaths($paths);
foreach ($paths as $path) {
$linter->willLintPath($path);
$linter->lintPath($path);
if ($linter->didStopAllLinters()) {
$stopped[$path] = true;
}
}
}
$minimum = $this->minimumSeverity;
foreach ($linter->getLintMessages() as $message) {
if (!ArcanistLintSeverity::isAtLeastAsSevere($message, $minimum)) {
continue;
}
// When a user runs "arc lint", we default to raising only warnings on
// lines they have changed (errors are still raised anywhere in the
// file). The list of $changed lines may be null, to indicate that the
// path is a directory or a binary file so we should not exclude
// warnings.
$changed = $this->getPathChangedLines($message->getPath());
if ($changed !== null && !$message->isError() && $message->getLine()) {
if (empty($changed[$message->getLine()])) {
continue;
}
}
$result = $this->getResultForPath($message->getPath());
$result->addMessage($message);
}
}
foreach ($this->results as $path => $result) {
$disk_path = $this->getFilePathOnDisk($path);
$result->setFilePathOnDisk($disk_path);
if (isset($this->fileData[$path])) {
$result->setData($this->fileData[$path]);
} else {
if ($disk_path && Filesystem::pathExists($disk_path)) {
// TODO: this may cause us to, e.g., load a large binary when we only
// raised an error about its filename. We could refine this by looking
// through the lint messages and doing this load only if any of them
// have original/replacement text or something like that.
try {
$this->fileData[$path] = Filesystem::readFile($disk_path);
$result->setData($this->fileData[$path]);
} catch (FilesystemException $ex) {
// Ignore this, it's noncritical that we access this data and it
// might be unreadable or a directory or whatever else for plenty
// of legitimate reasons.
}
}
}
}
return $this->results;
}