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mirror of https://github.com/danog/psalm.git synced 2024-12-15 19:07:00 +01:00
psalm/src/psalm.php
2020-03-26 18:14:54 -04:00

760 lines
21 KiB
PHP

<?php
require_once('command_functions.php');
use Psalm\ErrorBaseline;
use Psalm\Internal\Analyzer\ProjectAnalyzer;
use Psalm\Internal\Provider;
use Psalm\Config;
use Psalm\IssueBuffer;
use Psalm\Progress\DebugProgress;
use Psalm\Progress\DefaultProgress;
use Psalm\Progress\LongProgress;
use Psalm\Progress\VoidProgress;
// show all errors
error_reporting(-1);
$valid_short_options = [
'f:',
'm',
'h',
'v',
'c:',
'i',
'r:',
];
$valid_long_options = [
'clear-cache',
'clear-global-cache',
'config:',
'debug',
'debug-by-line',
'diff',
'diff-methods',
'disable-extension:',
'find-dead-code::',
'find-unused-code::',
'find-unused-variables',
'find-references-to:',
'help',
'ignore-baseline',
'init',
'monochrome',
'no-cache',
'no-reflection-cache',
'output-format:',
'plugin:',
'report:',
'report-show-info:',
'root:',
'set-baseline:',
'show-info:',
'show-snippet:',
'stats',
'threads:',
'update-baseline',
'use-ini-defaults',
'version',
'php-version:',
'generate-json-map:',
'generate-stubs:',
'alter',
'language-server',
'refactor',
'shepherd::',
'no-progress',
'long-progress',
'no-suggestions',
'include-php-versions', // used for baseline
'track-tainted-input',
'find-unused-psalm-suppress',
'error-level:',
];
gc_collect_cycles();
gc_disable();
$args = array_slice($argv, 1);
// get options from command line
$options = getopt(implode('', $valid_short_options), $valid_long_options);
if (isset($options['alter'])) {
require_once __DIR__ . '/psalter.php';
exit;
}
if (isset($options['language-server'])) {
require_once __DIR__ . '/psalm-language-server.php';
exit;
}
if (isset($options['refactor'])) {
require_once __DIR__ . '/psalm-refactor.php';
exit;
}
require_once __DIR__ . '/Psalm/Internal/exception_handler.php';
array_map(
/**
* @param string $arg
*
* @return void
*/
function ($arg) use ($valid_long_options, $valid_short_options) {
if (substr($arg, 0, 2) === '--' && $arg !== '--') {
$arg_name = preg_replace('/=.*$/', '', substr($arg, 2));
if (!in_array($arg_name, $valid_long_options)
&& !in_array($arg_name . ':', $valid_long_options)
&& !in_array($arg_name . '::', $valid_long_options)
) {
fwrite(
STDERR,
'Unrecognised argument "--' . $arg_name . '"' . PHP_EOL
. 'Type --help to see a list of supported arguments'. PHP_EOL
);
exit(1);
}
} elseif (substr($arg, 0, 1) === '-' && $arg !== '-' && $arg !== '--') {
$arg_name = preg_replace('/=.*$/', '', substr($arg, 1));
if (!in_array($arg_name, $valid_short_options) && !in_array($arg_name . ':', $valid_short_options)) {
fwrite(
STDERR,
'Unrecognised argument "-' . $arg_name . '"' . PHP_EOL
. 'Type --help to see a list of supported arguments'. PHP_EOL
);
exit(1);
}
}
},
$args
);
if (!array_key_exists('use-ini-defaults', $options)) {
ini_set('display_errors', '1');
ini_set('display_startup_errors', '1');
ini_set('memory_limit', (string) (8 * 1024 * 1024 * 1024));
}
if (array_key_exists('help', $options)) {
$options['h'] = false;
}
if (array_key_exists('version', $options)) {
$options['v'] = false;
}
if (array_key_exists('init', $options)) {
$options['i'] = false;
}
if (array_key_exists('monochrome', $options)) {
$options['m'] = false;
}
if (isset($options['config'])) {
$options['c'] = $options['config'];
}
if (isset($options['c']) && is_array($options['c'])) {
fwrite(STDERR, 'Too many config files provided' . PHP_EOL);
exit(1);
}
if (array_key_exists('h', $options)) {
echo getPsalmHelpText();
/*
--shepherd[=host]
Send data to Shepherd, Psalm's GitHub integration tool.
`host` is the location of the Shepherd server. It defaults to shepherd.dev
More information is available at https://psalm.dev/shepherd
*/
exit;
}
if (getcwd() === false) {
fwrite(STDERR, 'Cannot get current working directory' . PHP_EOL);
exit(1);
}
if (isset($options['root'])) {
$options['r'] = $options['root'];
}
$current_dir = (string)getcwd() . DIRECTORY_SEPARATOR;
if (isset($options['r']) && is_string($options['r'])) {
$root_path = realpath($options['r']);
if (!$root_path) {
fwrite(
STDERR,
'Could not locate root directory ' . $current_dir . DIRECTORY_SEPARATOR . $options['r'] . PHP_EOL
);
exit(1);
}
$current_dir = $root_path . DIRECTORY_SEPARATOR;
}
$path_to_config = get_path_to_config($options);
$vendor_dir = getVendorDir($current_dir);
$first_autoloader = requireAutoloaders($current_dir, isset($options['r']), $vendor_dir);
if (array_key_exists('v', $options)) {
echo 'Psalm ' . PSALM_VERSION . PHP_EOL;
exit;
}
$output_format = isset($options['output-format']) && is_string($options['output-format'])
? $options['output-format']
: \Psalm\Report::TYPE_CONSOLE;
$init_level = null;
$init_source_dir = null;
if (isset($options['i'])) {
if (file_exists($current_dir . 'psalm.xml')) {
die('A config file already exists in the current directory' . PHP_EOL);
}
$args = array_values(array_filter(
$args,
/**
* @param string $arg
*
* @return bool
*/
function ($arg) {
return $arg !== '--ansi'
&& $arg !== '--no-ansi'
&& $arg !== '-i'
&& $arg !== '--init'
&& $arg !== '--debug'
&& $arg !== '--debug-by-line'
&& strpos($arg, '--disable-extension=') !== 0
&& strpos($arg, '--root=') !== 0
&& strpos($arg, '--r=') !== 0;
}
));
if (count($args)) {
if (count($args) > 2) {
die('Too many arguments provided for psalm --init' . PHP_EOL);
}
if (isset($args[1])) {
if (!preg_match('/^[1-8]$/', $args[1])) {
die('Config strictness must be a number between 1 and 8 inclusive' . PHP_EOL);
}
$init_level = (int)$args[1];
}
$init_source_dir = $args[0];
}
$vendor_dir = getVendorDir($current_dir);
if ($init_level === null) {
echo "Calculating best config level based on project files\n";
Psalm\Config\Creator::createBareConfig($current_dir, $init_source_dir, $vendor_dir);
$config = \Psalm\Config::getInstance();
} else {
try {
$template_contents = Psalm\Config\Creator::getContents(
$current_dir,
$init_source_dir,
$init_level,
$vendor_dir
);
} catch (Psalm\Exception\ConfigCreationException $e) {
die($e->getMessage() . PHP_EOL);
}
if (!file_put_contents($current_dir . 'psalm.xml', $template_contents)) {
die('Could not write to psalm.xml' . PHP_EOL);
}
exit('Config file created successfully. Please re-run psalm.' . PHP_EOL);
}
} else {
$config = initialiseConfig($path_to_config, $current_dir, $output_format, $first_autoloader);
if (isset($options['error-level'])
&& is_numeric($options['error-level'])
) {
$config_level = (int) $options['error-level'];
if (!in_array($config_level, [1, 2, 3, 4, 5, 6, 7, 8], true)) {
throw new \Psalm\Exception\ConfigException(
'Invalid error level ' . $config_level
);
}
$config->level = $config_level;
}
}
if ($config->resolve_from_config_file) {
$current_dir = $config->base_dir;
chdir($current_dir);
}
$in_ci = isset($_SERVER['TRAVIS'])
|| isset($_SERVER['CIRCLECI'])
|| isset($_SERVER['APPVEYOR'])
|| isset($_SERVER['JENKINS_URL'])
|| isset($_SERVER['SCRUTINIZER'])
|| isset($_SERVER['GITLAB_CI'])
|| isset($_SERVER['GITHUB_WORKFLOW']);
// disable progressbar on CI
if ($in_ci) {
$options['long-progress'] = true;
}
if (isset($options['threads'])) {
$threads = (int)$options['threads'];
} elseif (isset($options['debug']) || $in_ci) {
$threads = 1;
} else {
$threads = max(1, ProjectAnalyzer::getCpuCount() - 1);
}
if (!isset($options['threads'])
&& !isset($options['debug'])
&& $threads === 1
&& ini_get('pcre.jit') === '1'
&& PHP_OS === 'Darwin'
&& version_compare(PHP_VERSION, '7.3.0') >= 0
&& version_compare(PHP_VERSION, '7.4.0') < 0
) {
echo(
'If you want to run Psalm as a language server, or run Psalm with' . PHP_EOL
. 'multiple processes (--threads=4), beware:' . PHP_EOL
. \Psalm\Internal\Fork\Pool::MAC_PCRE_MESSAGE . PHP_EOL . PHP_EOL
);
}
$ini_handler = new \Psalm\Internal\Fork\PsalmRestarter('PSALM');
if (isset($options['disable-extension'])) {
if (is_array($options['disable-extension'])) {
/** @psalm-suppress MixedAssignment */
foreach ($options['disable-extension'] as $extension) {
if (is_string($extension)) {
$ini_handler->disableExtension($extension);
}
}
} elseif (is_string($options['disable-extension'])) {
$ini_handler->disableExtension($options['disable-extension']);
}
}
if ($threads > 1) {
$ini_handler->disableExtension('grpc');
}
$ini_handler->disableExtension('uopz');
$type_map_location = null;
if (isset($options['generate-json-map']) && is_string($options['generate-json-map'])) {
$type_map_location = $options['generate-json-map'];
}
$stubs_location = null;
if (isset($options['generate-stubs']) && is_string($options['generate-stubs'])) {
$stubs_location = $options['generate-stubs'];
}
// If Xdebug is enabled, restart without it
$ini_handler->check();
if (is_null($config->load_xdebug_stub) && '' !== $ini_handler->getSkippedVersion()) {
$config->load_xdebug_stub = true;
}
setlocale(LC_CTYPE, 'C');
if (isset($options['set-baseline'])) {
if (is_array($options['set-baseline'])) {
die('Only one baseline file can be created at a time' . PHP_EOL);
}
}
$paths_to_check = getPathsToCheck(isset($options['f']) ? $options['f'] : null);
$plugins = [];
if (isset($options['plugin'])) {
$plugins = $options['plugin'];
if (!is_array($plugins)) {
$plugins = [$plugins];
}
}
$show_info = isset($options['show-info'])
? $options['show-info'] === 'true' || $options['show-info'] === '1'
: false;
$is_diff = isset($options['diff']);
/** @var false|'always'|'auto' $find_unused_code */
$find_unused_code = false;
if (isset($options['find-dead-code'])) {
$options['find-unused-code'] = $options['find-dead-code'];
}
if (isset($options['find-unused-code'])) {
if ($options['find-unused-code'] === 'always') {
$find_unused_code = 'always';
} else {
$find_unused_code = 'auto';
}
}
$find_unused_variables = isset($options['find-unused-variables']);
$find_references_to = isset($options['find-references-to']) && is_string($options['find-references-to'])
? $options['find-references-to']
: null;
if (isset($options['shepherd'])) {
if (is_string($options['shepherd'])) {
$config->shepherd_host = $options['shepherd'];
}
$shepherd_plugin = __DIR__ . '/Psalm/Plugin/Shepherd.php';
if (!file_exists($shepherd_plugin)) {
die('Could not find Shepherd plugin location ' . $shepherd_plugin . PHP_EOL);
}
$plugins[] = $shepherd_plugin;
}
if (isset($options['clear-cache'])) {
$cache_directory = $config->getCacheDirectory();
Config::removeCacheDirectory($cache_directory);
echo 'Cache directory deleted' . PHP_EOL;
exit;
}
if (isset($options['clear-global-cache'])) {
$cache_directory = $config->getGlobalCacheDirectory();
if ($cache_directory) {
Config::removeCacheDirectory($cache_directory);
echo 'Global cache directory deleted' . PHP_EOL;
}
exit;
}
$debug = array_key_exists('debug', $options) || array_key_exists('debug-by-line', $options);
if ($debug) {
$progress = new DebugProgress();
} elseif (isset($options['no-progress'])) {
$progress = new VoidProgress();
} else {
$show_errors = !$config->error_baseline || isset($options['ignore-baseline']);
if (isset($options['long-progress'])) {
$progress = new LongProgress($show_errors, $show_info);
} else {
$progress = new DefaultProgress($show_errors, $show_info);
}
}
if (isset($options['no-cache']) || isset($options['i'])) {
$providers = new Provider\Providers(
new Provider\FileProvider
);
} else {
$no_reflection_cache = isset($options['no-reflection-cache']);
$file_storage_cache_provider = $no_reflection_cache
? null
: new Provider\FileStorageCacheProvider($config);
$classlike_storage_cache_provider = $no_reflection_cache
? null
: new Provider\ClassLikeStorageCacheProvider($config);
$providers = new Provider\Providers(
new Provider\FileProvider,
new Provider\ParserCacheProvider($config),
$file_storage_cache_provider,
$classlike_storage_cache_provider,
new Provider\FileReferenceCacheProvider($config)
);
}
$stdout_report_options = new \Psalm\Report\ReportOptions();
$stdout_report_options->use_color = !array_key_exists('m', $options);
$stdout_report_options->show_info = $show_info;
$stdout_report_options->show_suggestions = !array_key_exists('no-suggestions', $options);
/**
* @psalm-suppress PropertyTypeCoercion
*/
$stdout_report_options->format = $output_format;
$stdout_report_options->show_snippet = !isset($options['show-snippet']) || $options['show-snippet'] !== "false";
$project_analyzer = new ProjectAnalyzer(
$config,
$providers,
$stdout_report_options,
ProjectAnalyzer::getFileReportOptions(
isset($options['report']) && is_string($options['report']) ? [$options['report']] : [],
isset($options['report-show-info'])
? $options['report-show-info'] !== 'false' && $options['report-show-info'] !== '0'
: true
),
$threads,
$progress
);
if (!isset($options['php-version'])) {
$options['php-version'] = $config->getPhpVersion();
}
if (isset($options['php-version'])) {
if (!is_string($options['php-version'])) {
die('Expecting a version number in the format x.y' . PHP_EOL);
}
$project_analyzer->setPhpVersion($options['php-version']);
}
if ($type_map_location) {
$project_analyzer->getCodebase()->store_node_types = true;
}
$start_time = microtime(true);
$config->visitComposerAutoloadFiles($project_analyzer, $progress);
$now_time = microtime(true);
$progress->debug('Visiting autoload files took ' . number_format($now_time - $start_time, 3) . 's' . "\n");
if (array_key_exists('debug-by-line', $options)) {
$project_analyzer->debug_lines = true;
}
if ($config->find_unused_code) {
$find_unused_code = 'auto';
}
if ($find_references_to !== null) {
$project_analyzer->getCodebase()->collectLocations();
$project_analyzer->show_issues = false;
}
if ($find_unused_code) {
$project_analyzer->getCodebase()->reportUnusedCode($find_unused_code);
}
if ($config->find_unused_variables || $find_unused_variables) {
$project_analyzer->getCodebase()->reportUnusedVariables();
}
if (isset($options['track-tainted-input'])) {
$project_analyzer->trackTaintedInputs();
}
if (isset($options['find-unused-psalm-suppress'])) {
$project_analyzer->trackUnusedSuppressions();
}
/** @var string $plugin_path */
foreach ($plugins as $plugin_path) {
$config->addPluginPath($plugin_path);
}
if ($paths_to_check === null) {
$project_analyzer->check($current_dir, $is_diff);
} elseif ($paths_to_check) {
$project_analyzer->checkPaths($paths_to_check);
}
if ($find_references_to) {
$project_analyzer->findReferencesTo($find_references_to);
}
if (isset($options['set-baseline']) && is_string($options['set-baseline'])) {
if ($is_diff) {
fwrite(STDERR, 'Cannot set baseline in --diff mode' . PHP_EOL);
} else {
fwrite(STDERR, 'Writing error baseline to file...' . PHP_EOL);
ErrorBaseline::create(
new \Psalm\Internal\Provider\FileProvider,
$options['set-baseline'],
IssueBuffer::getIssuesData(),
$config->include_php_versions_in_error_baseline || isset($options['include-php-versions'])
);
fwrite(STDERR, "Baseline saved to {$options['set-baseline']}.");
update_config_file(
$config,
$path_to_config ?? $current_dir,
$options['set-baseline']
);
fwrite(STDERR, PHP_EOL);
}
}
$issue_baseline = [];
if (isset($options['update-baseline'])) {
if ($is_diff) {
fwrite(STDERR, 'Cannot update baseline in --diff mode' . PHP_EOL);
} else {
$baselineFile = Config::getInstance()->error_baseline;
if (empty($baselineFile)) {
die('Cannot update baseline, because no baseline file is configured.' . PHP_EOL);
}
try {
$issue_current_baseline = ErrorBaseline::read(
new \Psalm\Internal\Provider\FileProvider,
$baselineFile
);
$total_issues_current_baseline = ErrorBaseline::countTotalIssues($issue_current_baseline);
$issue_baseline = ErrorBaseline::update(
new \Psalm\Internal\Provider\FileProvider,
$baselineFile,
IssueBuffer::getIssuesData(),
$config->include_php_versions_in_error_baseline || isset($options['include-php-versions'])
);
$total_issues_updated_baseline = ErrorBaseline::countTotalIssues($issue_baseline);
$total_fixed_issues = $total_issues_current_baseline - $total_issues_updated_baseline;
if ($total_fixed_issues > 0) {
echo str_repeat('-', 30) . "\n";
echo $total_fixed_issues . ' errors fixed' . "\n";
}
} catch (\Psalm\Exception\ConfigException $exception) {
fwrite(STDERR, 'Could not update baseline file: ' . $exception->getMessage() . PHP_EOL);
exit(1);
}
}
}
if (!empty(Config::getInstance()->error_baseline) && !isset($options['ignore-baseline'])) {
try {
$issue_baseline = ErrorBaseline::read(
new \Psalm\Internal\Provider\FileProvider,
(string)Config::getInstance()->error_baseline
);
} catch (\Psalm\Exception\ConfigException $exception) {
fwrite(STDERR, 'Error while reading baseline: ' . $exception->getMessage() . PHP_EOL);
exit(1);
}
}
if ($type_map_location) {
$file_map = $providers->file_reference_provider->getFileMaps();
$name_file_map = [];
$expected_references = [];
foreach ($file_map as $file_path => $map) {
$file_name = $config->shortenFileName($file_path);
foreach ($map[0] as $map_parts) {
$expected_references[$map_parts[1]] = true;
}
$map[2] = [];
$name_file_map[$file_name] = $map;
}
$reference_dictionary = \Psalm\Internal\Codebase\ReferenceMapGenerator::getReferenceMap(
$providers->classlike_storage_provider,
$expected_references
);
$type_map_string = json_encode(['files' => $name_file_map, 'references' => $reference_dictionary]);
$providers->file_provider->setContents(
$type_map_location,
$type_map_string
);
}
if ($stubs_location) {
$providers->file_provider->setContents(
$stubs_location,
\Psalm\Internal\Stubs\Generator\StubsGenerator::getAll(
$project_analyzer->getCodebase(),
$providers->classlike_storage_provider,
$providers->file_storage_provider
)
);
}
if (!isset($options['i'])) {
IssueBuffer::finish(
$project_analyzer,
!$paths_to_check,
$start_time,
isset($options['stats']),
$issue_baseline
);
} else {
$issues_by_file = IssueBuffer::getIssuesData();
if (!$issues_by_file) {
$init_level = 1;
} else {
$codebase = $project_analyzer->getCodebase();
$mixed_counts = $codebase->analyzer->getTotalTypeCoverage($codebase);
$init_level = \Psalm\Config\Creator::getLevel(
array_merge(...array_values($issues_by_file)),
(int) array_sum($mixed_counts)
);
}
echo "\n" . 'Detected level ' . $init_level . ' as a suitable initial default' . "\n";
try {
$template_contents = Psalm\Config\Creator::getContents(
$current_dir,
$init_source_dir,
$init_level,
$vendor_dir
);
} catch (Psalm\Exception\ConfigCreationException $e) {
die($e->getMessage() . PHP_EOL);
}
if (!file_put_contents($current_dir . 'psalm.xml', $template_contents)) {
die('Could not write to psalm.xml' . PHP_EOL);
}
exit('Config file created successfully. Please re-run psalm.' . PHP_EOL);
}