public function run()
{
$working_copy = $this->getWorkingCopy();
$engine = $this->getArgument('engine');
if (!$engine) {
$engine = $working_copy->getConfig('lint_engine');
if (!$engine) {
throw new ArcanistNoEngineException("No lint engine configured for this project. Edit .arcconfig to " . "specify a lint engine.");
}
}
$rev = $this->getArgument('rev');
$paths = $this->getArgument('paths');
if ($rev && $paths) {
throw new ArcanistUsageException("Specify either --rev or paths.");
}
$should_lint_all = $this->getArgument('lintall');
if ($paths) {
// 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.
$should_lint_all = true;
}
$paths = $this->selectPathsForWorkflow($paths, $rev);
PhutilSymbolLoader::loadClass($engine);
if (!is_subclass_of($engine, 'ArcanistLintEngine')) {
throw new ArcanistUsageException("Configured lint engine '{$engine}' is not a subclass of " . "'ArcanistLintEngine'.");
}
$engine = newv($engine, array());
$engine->setWorkingCopy($working_copy);
if ($this->getArgument('advice')) {
$engine->setMinimumSeverity(ArcanistLintSeverity::SEVERITY_ADVICE);
} else {
$engine->setMinimumSeverity(ArcanistLintSeverity::SEVERITY_AUTOFIX);
}
// 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 (!$should_lint_all) {
foreach ($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'));
}
}
$results = $engine->run();
if ($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;
}
$wrote_to_disk = false;
switch ($this->getArgument('output')) {
case 'json':
$renderer = new ArcanistLintJSONRenderer();
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
break;
case 'summary':
$renderer = new ArcanistLintSummaryRenderer();
break;
case 'compiler':
$renderer = new ArcanistLintLikeCompilerRenderer();
$prompt_patches = false;
$apply_patches = $this->getArgument('apply-patches');
break;
default:
$renderer = new ArcanistLintRenderer();
$renderer->setShowAutofixPatches($prompt_autofix_patches);
break;
}
$all_autofix = true;
foreach ($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) {
echo $lint_result;
}
if ($apply_patches && $result->isPatchable()) {
$patcher = ArcanistLintPatcher::newFromArcanistLintResult($result);
$old = $patcher->getUnmodifiedFileContent();
$new = $patcher->getModifiedFileContent();
if ($prompt_patches && !($result_all_autofix && !$prompt_autofix_patches)) {
$old_file = $result->getFilePathOnDisk();
if (!Filesystem::pathExists($old_file)) {
$old_file = '/dev/null';
}
$new_file = new TempFile();
Filesystem::writeFile($new_file, $new);
// TODO: Improve the behavior here, make it more like
// difference_render().
passthru(csprintf("diff -u %s %s", $old_file, $new_file));
$prompt = phutil_console_format("Apply this patch to __%s__?", $result->getPath());
if (!phutil_console_confirm($prompt, $default_no = false)) {
continue;
}
}
$patcher->writePatchToDisk();
$wrote_to_disk = true;
}
}
$repository_api = $this->getRepositoryAPI();
if ($wrote_to_disk && $repository_api instanceof ArcanistGitAPI && $this->shouldAmendChanges) {
if ($this->shouldAmendWithoutPrompt || $this->shouldAmendAutofixesWithoutPrompt && $all_autofix) {
echo phutil_console_format("<bg:yellow>** LINT NOTICE **</bg> Automatically amending HEAD " . "with lint patches.\n");
$amend = true;
} else {
$amend = phutil_console_confirm("Amend HEAD with lint patches?");
}
if ($amend) {
execx('(cd %s; git commit -a --amend -C HEAD)', $repository_api->getPath());
} else {
throw new ArcanistUsageException("Sort out the lint changes that were applied to the working " . "copy and relint.");
}
}
$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 = $unresolved;
// Take the most severe lint message severity and use that
// as the result code.
if ($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) {
echo $renderer->renderOkayResult();
}
}
return $result_code;
}
