public function run()
{
$console = PhutilConsole::getConsole();
$working_copy = $this->getWorkingCopy();
$configuration_manager = $this->getConfigurationManager();
$engine = $this->newLintEngine($this->getArgument('engine'));
$rev = $this->getArgument('rev');
$paths = $this->getArgument('paths');
$use_cache = $this->getArgument('cache', null);
$everything = $this->getArgument('everything');
if ($everything && $paths) {
throw new ArcanistUsageException(pht('You can not specify paths with %s. The %s flag lints every file.', '--everything', '--everything'));
}
if ($use_cache === null) {
$use_cache = (bool) $configuration_manager->getConfigFromAnySource('arc.lint.cache', false);
}
if ($rev && $paths) {
throw new ArcanistUsageException(pht('Specify either %s or paths.', '--rev'));
}
// NOTE: When the user specifies paths, we imply --lintall and show all
// warnings for the paths in question. This is easier to deal with for
// us and less confusing for users.
$this->shouldLintAll = $paths ? true : false;
if ($this->getArgument('lintall')) {
$this->shouldLintAll = true;
} else {
if ($this->getArgument('only-changed')) {
$this->shouldLintAll = false;
}
}
if ($everything) {
$paths = iterator_to_array($this->getRepositoryApi()->getAllFiles());
$this->shouldLintAll = true;
} else {
$paths = $this->selectPathsForWorkflow($paths, $rev);
}
$this->engine = $engine;
$engine->setMinimumSeverity($this->getArgument('severity', self::DEFAULT_SEVERITY));
$file_hashes = array();
if ($use_cache) {
$engine->setRepositoryVersion($this->getRepositoryVersion());
$cache = $this->readScratchJSONFile('lint-cache.json');
$cache = idx($cache, $this->getCacheKey(), array());
$cached = array();
foreach ($paths as $path) {
$abs_path = $engine->getFilePathOnDisk($path);
if (!Filesystem::pathExists($abs_path)) {
continue;
}
$file_hashes[$abs_path] = md5_file($abs_path);
if (!isset($cache[$path])) {
continue;
}
$messages = idx($cache[$path], $file_hashes[$abs_path]);
if ($messages !== null) {
$cached[$path] = $messages;
}
}
if ($cached) {
$console->writeErr("%s\n", pht("Using lint cache, use '%s' to disable it.", '--cache 0'));
}
$engine->setCachedResults($cached);
}
// Propagate information about which lines changed to the lint engine.
// This is used so that the lint engine can drop warning messages
// concerning lines that weren't in the change.
$engine->setPaths($paths);
if (!$this->shouldLintAll) {
foreach ($paths as $path) {
// Note that getChangedLines() returns null to indicate that a file
// is binary or a directory (i.e., changed lines are not relevant).
$engine->setPathChangedLines($path, $this->getChangedLines($path, 'new'));
}
}
// Enable possible async linting only for 'arc diff' not 'arc lint'
if ($this->getParentWorkflow()) {
$engine->setEnableAsyncLint(true);
} else {
$engine->setEnableAsyncLint(false);
}
if ($this->getArgument('only-new')) {
$conduit = $this->getConduit();
$api = $this->getRepositoryAPI();
if ($rev) {
$api->setBaseCommit($rev);
}
$svn_root = id(new PhutilURI($api->getSourceControlPath()))->getPath();
$all_paths = array();
foreach ($paths as $path) {
$path = str_replace(DIRECTORY_SEPARATOR, '/', $path);
$full_paths = array($path);
$change = $this->getChange($path);
$type = $change->getType();
if (ArcanistDiffChangeType::isOldLocationChangeType($type)) {
$full_paths = $change->getAwayPaths();
} else {
if (ArcanistDiffChangeType::isNewLocationChangeType($type)) {
continue;
} else {
if (ArcanistDiffChangeType::isDeleteChangeType($type)) {
continue;
}
}
}
foreach ($full_paths as $full_path) {
$all_paths[$svn_root . '/' . $full_path] = $path;
}
}
$lint_future = $conduit->callMethod('diffusion.getlintmessages', array('repositoryPHID' => idx($this->loadProjectRepository(), 'phid'), 'branch' => '', 'commit' => $api->getBaseCommit(), 'files' => array_keys($all_paths)));
}
$failed = null;
try {
$engine->run();
} catch (Exception $ex) {
$failed = $ex;
}
$results = $engine->getResults();
if ($this->getArgument('only-new')) {
$total = 0;
foreach ($results as $result) {
$total += count($result->getMessages());
}
// Don't wait for response with default value of --only-new.
$timeout = null;
if ($this->getArgument('only-new') === null || !$total) {
$timeout = 0;
}
$raw_messages = $this->resolveCall($lint_future, $timeout);
if ($raw_messages && $total) {
$old_messages = array();
$line_maps = array();
foreach ($raw_messages as $message) {
$path = $all_paths[$message['path']];
$line = $message['line'];
$code = $message['code'];
if (!isset($line_maps[$path])) {
$line_maps[$path] = $this->getChange($path)->buildLineMap();
}
$new_lines = idx($line_maps[$path], $line);
if (!$new_lines) {
// Unmodified lines after last hunk.
$last_old = $line_maps[$path] ? last_key($line_maps[$path]) : 0;
$news = array_filter($line_maps[$path]);
$last_new = $news ? last(end($news)) : 0;
$new_lines = array($line + $last_new - $last_old);
}
$error = array($code => array(true));
foreach ($new_lines as $new) {
if (isset($old_messages[$path][$new])) {
$old_messages[$path][$new][$code][] = true;
break;
}
$old_messages[$path][$new] =& $error;
}
unset($error);
}
foreach ($results as $result) {
foreach ($result->getMessages() as $message) {
$path = str_replace(DIRECTORY_SEPARATOR, '/', $message->getPath());
$line = $message->getLine();
$code = $message->getCode();
if (!empty($old_messages[$path][$line][$code])) {
$message->setObsolete(true);
array_pop($old_messages[$path][$line][$code]);
}
}
$result->sortAndFilterMessages();
}
}
}
if ($this->getArgument('never-apply-patches')) {
$apply_patches = false;
} else {
$apply_patches = true;
}
if ($this->getArgument('apply-patches')) {
$prompt_patches = false;
} else {
$prompt_patches = true;
}
if ($this->getArgument('amend-all')) {
$this->shouldAmendChanges = true;
$this->shouldAmendWithoutPrompt = true;
}
if ($this->getArgument('amend-autofixes')) {
$prompt_autofix_patches = false;
$this->shouldAmendChanges = true;
$this->shouldAmendAutofixesWithoutPrompt = true;
} else {
$prompt_autofix_patches = true;
}
$repository_api = $this->getRepositoryAPI();
if ($this->shouldAmendChanges) {
$this->shouldAmendChanges = $repository_api->supportsAmend() && !$this->isHistoryImmutable();
}
$wrote_to_disk = false;
switch ($this->getArgument('output')) {
case 'json':
$renderer = new ArcanistJSONLintRenderer();
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
break;
case 'summary':
$renderer = new ArcanistSummaryLintRenderer();
break;
case 'none':
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
$renderer = new ArcanistNoneLintRenderer();
break;
case 'compiler':
$renderer = new ArcanistCompilerLintRenderer();
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
break;
case 'xml':
$renderer = new ArcanistCheckstyleXMLLintRenderer();
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
break;
default:
$renderer = new ArcanistConsoleLintRenderer();
$renderer->setShowAutofixPatches($prompt_autofix_patches);
break;
}
$all_autofix = true;
$tmp = null;
if ($this->getArgument('outfile') !== null) {
$tmp = id(new TempFile())->setPreserveFile(true);
}
$preamble = $renderer->renderPreamble();
if ($tmp) {
Filesystem::appendFile($tmp, $preamble);
} else {
$console->writeOut('%s', $preamble);
}
foreach ($results as $result) {
$result_all_autofix = $result->isAllAutofix();
if (!$result->getMessages() && !$result_all_autofix) {
continue;
}
if (!$result_all_autofix) {
$all_autofix = false;
}
$lint_result = $renderer->renderLintResult($result);
if ($lint_result) {
if ($tmp) {
Filesystem::appendFile($tmp, $lint_result);
} else {
$console->writeOut('%s', $lint_result);
}
}
if ($apply_patches && $result->isPatchable()) {
$patcher = ArcanistLintPatcher::newFromArcanistLintResult($result);
$old_file = $result->getFilePathOnDisk();
if ($prompt_patches && !($result_all_autofix && !$prompt_autofix_patches)) {
if (!Filesystem::pathExists($old_file)) {
$old_file = '/dev/null';
}
$new_file = new TempFile();
$new = $patcher->getModifiedFileContent();
Filesystem::writeFile($new_file, $new);
// TODO: Improve the behavior here, make it more like
// difference_render().
list(, $stdout, $stderr) = exec_manual('diff -u %s %s', $old_file, $new_file);
$console->writeOut('%s', $stdout);
$console->writeErr('%s', $stderr);
$prompt = pht('Apply this patch to %s?', phutil_console_format('__%s__', $result->getPath()));
if (!$console->confirm($prompt, $default = true)) {
continue;
}
}
$patcher->writePatchToDisk();
$wrote_to_disk = true;
$file_hashes[$old_file] = md5_file($old_file);
}
}
$postamble = $renderer->renderPostamble();
if ($tmp) {
Filesystem::appendFile($tmp, $postamble);
Filesystem::rename($tmp, $this->getArgument('outfile'));
} else {
$console->writeOut('%s', $postamble);
}
if ($wrote_to_disk && $this->shouldAmendChanges) {
if ($this->shouldAmendWithoutPrompt || $this->shouldAmendAutofixesWithoutPrompt && $all_autofix) {
$console->writeOut("<bg:yellow>** %s **</bg> %s\n", pht('LINT NOTICE'), pht('Automatically amending HEAD with lint patches.'));
$amend = true;
} else {
$amend = $console->confirm(pht('Amend HEAD with lint patches?'));
}
if ($amend) {
if ($repository_api instanceof ArcanistGitAPI) {
// Add the changes to the index before amending
$repository_api->execxLocal('add -u');
}
$repository_api->amendCommit();
} else {
throw new ArcanistUsageException(pht('Sort out the lint changes that were applied to the working ' . 'copy and relint.'));
}
}
if ($this->getArgument('output') == 'json') {
// NOTE: Required by save_lint.php in Phabricator.
return 0;
}
if ($failed) {
if ($failed instanceof ArcanistNoEffectException) {
if ($renderer instanceof ArcanistNoneLintRenderer) {
return 0;
}
}
throw $failed;
}
$unresolved = array();
$has_warnings = false;
$has_errors = false;
foreach ($results as $result) {
foreach ($result->getMessages() as $message) {
if (!$message->isPatchApplied()) {
if ($message->isError()) {
$has_errors = true;
} else {
if ($message->isWarning()) {
$has_warnings = true;
}
}
$unresolved[] = $message;
}
}
}
$this->unresolvedMessages = $unresolved;
$cache = $this->readScratchJSONFile('lint-cache.json');
$cached = idx($cache, $this->getCacheKey(), array());
if ($cached || $use_cache) {
$stopped = $engine->getStoppedPaths();
foreach ($results as $result) {
$path = $result->getPath();
if (!$use_cache) {
unset($cached[$path]);
continue;
}
$abs_path = $engine->getFilePathOnDisk($path);
if (!Filesystem::pathExists($abs_path)) {
continue;
}
$version = $result->getCacheVersion();
$cached_path = array();
if (isset($stopped[$path])) {
$cached_path['stopped'] = $stopped[$path];
}
$cached_path['repository_version'] = $this->getRepositoryVersion();
foreach ($result->getMessages() as $message) {
$granularity = $message->getGranularity();
if ($granularity == ArcanistLinter::GRANULARITY_GLOBAL) {
continue;
}
if (!$message->isPatchApplied()) {
$cached_path[] = $message->toDictionary();
}
}
$hash = idx($file_hashes, $abs_path);
if (!$hash) {
$hash = md5_file($abs_path);
}
$cached[$path] = array($hash => array($version => $cached_path));
}
$cache[$this->getCacheKey()] = $cached;
// TODO: Garbage collection.
$this->writeScratchJSONFile('lint-cache.json', $cache);
}
// Take the most severe lint message severity and use that
// as the result code.
if ($has_errors) {
$result_code = self::RESULT_ERRORS;
} else {
if ($has_warnings) {
$result_code = self::RESULT_WARNINGS;
} else {
$result_code = self::RESULT_OKAY;
}
}
if (!$this->getParentWorkflow()) {
if ($result_code == self::RESULT_OKAY) {
$console->writeOut('%s', $renderer->renderOkayResult());
}
}
return $result_code;
}
public function renderTextSummary()
{
$type = $this->getType();
$file = $this->getFileType();
$char = ArcanistDiffChangeType::getSummaryCharacterForChangeType($type);
$attr = ArcanistDiffChangeType::getShortNameForFileType($file);
if ($attr) {
$attr = '(' . $attr . ')';
}
$summary = array();
$summary[] = sprintf("%s %5.5s %s", $char, $attr, $this->getCurrentPath());
if (ArcanistDiffChangeType::isOldLocationChangeType($type)) {
foreach ($this->getAwayPaths() as $path) {
$summary[] = ' to: ' . $path;
}
}
if (ArcanistDiffChangeType::isNewLocationChangeType($type)) {
$summary[] = ' from: ' . $this->getOldPath();
}
return implode("\n", $summary);
}