mirror of
https://github.com/danog/psalm.git
synced 2024-12-15 02:47:02 +01:00
508 lines
15 KiB
PHP
508 lines
15 KiB
PHP
<?php
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namespace Psalm;
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require_once('command_functions.php');
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use Psalm\DocComment;
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use Psalm\Internal\Analyzer\ProjectAnalyzer;
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use Psalm\Config;
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use Psalm\Internal\IncludeCollector;
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use Psalm\IssueBuffer;
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use Psalm\Progress\DebugProgress;
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use Psalm\Progress\DefaultProgress;
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use function error_reporting;
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use function ini_set;
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use function gc_collect_cycles;
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use function gc_disable;
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use function array_slice;
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use function getopt;
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use function implode;
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use function array_map;
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use function substr;
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use function preg_replace;
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use function in_array;
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use function fwrite;
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use const STDERR;
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use const PHP_EOL;
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use function array_key_exists;
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use function is_array;
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use function getcwd;
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use const DIRECTORY_SEPARATOR;
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use function is_string;
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use function realpath;
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use function chdir;
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use function explode;
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use function file_exists;
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use function file_get_contents;
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use function preg_split;
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use function array_shift;
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use function array_filter;
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use function trim;
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use function strpos;
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use function strtolower;
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use function is_dir;
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use function pathinfo;
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use const PATHINFO_EXTENSION;
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use function filter_var;
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use const FILTER_VALIDATE_BOOLEAN;
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use const FILTER_NULL_ON_FAILURE;
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use function microtime;
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use function count;
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// show all errors
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error_reporting(-1);
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ini_set('display_errors', '1');
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ini_set('display_startup_errors', '1');
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$memLimit = getMemoryLimitInBytes();
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// Magic number is 4096M in bytes
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if ($memLimit > 0 && $memLimit < 8 * 1024 * 1024 * 1024) {
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ini_set('memory_limit', (string) (8 * 1024 * 1024 * 1024));
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}
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gc_collect_cycles();
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gc_disable();
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require_once __DIR__ . '/Psalm/Internal/exception_handler.php';
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$args = array_slice($argv, 1);
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$valid_short_options = ['f:', 'm', 'h', 'r:', 'c:'];
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$valid_long_options = [
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'help', 'debug', 'debug-by-line', 'debug-emitted-issues', 'config:', 'file:', 'root:',
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'plugin:', 'issues:', 'list-supported-issues', 'php-version:', 'dry-run', 'safe-types',
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'find-unused-code', 'threads:', 'codeowner:',
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'allow-backwards-incompatible-changes:',
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'add-newline-between-docblock-annotations:',
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'no-cache'
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];
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// get options from command line
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$options = getopt(implode('', $valid_short_options), $valid_long_options);
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array_map(
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/**
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* @param string $arg
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*
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* @return void
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*/
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function ($arg) use ($valid_long_options, $valid_short_options) {
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if (substr($arg, 0, 2) === '--' && $arg !== '--') {
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$arg_name = preg_replace('/=.*$/', '', substr($arg, 2));
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if ($arg_name === 'alter') {
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// valid option for psalm, ignored by psalter
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return;
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}
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if (!in_array($arg_name, $valid_long_options)
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&& !in_array($arg_name . ':', $valid_long_options)
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&& !in_array($arg_name . '::', $valid_long_options)
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) {
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fwrite(
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STDERR,
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'Unrecognised argument "--' . $arg_name . '"' . PHP_EOL
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. 'Type --help to see a list of supported arguments'. PHP_EOL
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);
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exit(1);
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}
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}
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},
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$args
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);
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if (array_key_exists('help', $options)) {
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$options['h'] = false;
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}
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if (array_key_exists('monochrome', $options)) {
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$options['m'] = false;
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}
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if (isset($options['config'])) {
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$options['c'] = $options['config'];
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}
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if (isset($options['c']) && is_array($options['c'])) {
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die('Too many config files provided' . PHP_EOL);
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}
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if (array_key_exists('h', $options)) {
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echo <<< HELP
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Usage:
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psalter [options] [file...]
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Options:
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-h, --help
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Display this help message
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--debug, --debug-by-line, --debug-emitted-issues
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Debug information
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-c, --config=psalm.xml
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Path to a psalm.xml configuration file. Run psalm --init to create one.
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-m, --monochrome
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Enable monochrome output
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-r, --root
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If running Psalm globally you'll need to specify a project root. Defaults to cwd
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--plugin=PATH
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Executes a plugin, an alternative to using the Psalm config
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--dry-run
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Shows a diff of all the changes, without making them
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--safe-types
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Only update PHP types when the new type information comes from other PHP types,
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as opposed to type information that just comes from docblocks
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--php-version=PHP_MAJOR_VERSION.PHP_MINOR_VERSION
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--issues=IssueType1,IssueType2
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If any issues can be fixed automatically, Psalm will update the codebase. To fix as many issues as possible,
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use --issues=all
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--list-supported-issues
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Display the list of issues that psalter knows how to fix
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--find-unused-code
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Include unused code as a candidate for removal
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--threads=INT
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If greater than one, Psalm will run analysis on multiple threads, speeding things up.
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--codeowner=[codeowner]
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You can specify a GitHub code ownership group, and only that owner's code will be updated.
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--allow-backwards-incompatible-changes=BOOL
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Allow Psalm modify method signatures that could break code outside the project. Defaults to true.
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--add-newline-between-docblock-annotations=BOOL
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Whether to add or not add a new line between docblock annotations. Defaults to true.
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--no-cache
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Runs Psalm without using cache
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HELP;
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exit;
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}
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if (!isset($options['issues']) &&
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!isset($options['list-supported-issues']) &&
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(!isset($options['plugin']) || $options['plugin'] === false)
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) {
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fwrite(STDERR, 'Please specify the issues you want to fix with --issues=IssueOne,IssueTwo or --issues=all, ' .
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'or provide a plugin that has its own manipulations with --plugin=path/to/plugin.php' . PHP_EOL);
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exit(1);
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}
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if (isset($options['root'])) {
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$options['r'] = $options['root'];
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}
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$current_dir = (string)getcwd() . DIRECTORY_SEPARATOR;
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if (isset($options['r']) && is_string($options['r'])) {
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$root_path = realpath($options['r']);
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if (!$root_path) {
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die('Could not locate root directory ' . $current_dir . DIRECTORY_SEPARATOR . $options['r'] . PHP_EOL);
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}
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$current_dir = $root_path . DIRECTORY_SEPARATOR;
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}
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$vendor_dir = \Psalm\getVendorDir($current_dir);
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require_once __DIR__ . '/Psalm/Internal/IncludeCollector.php';
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$include_collector = new IncludeCollector();
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$first_autoloader = $include_collector->runAndCollect(
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function () use ($current_dir, $options, $vendor_dir): ?\Composer\Autoload\ClassLoader {
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return requireAutoloaders($current_dir, isset($options['r']), $vendor_dir);
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}
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);
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// If Xdebug is enabled, restart without it
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(new \Composer\XdebugHandler\XdebugHandler('PSALTER'))->check();
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$paths_to_check = getPathsToCheck(isset($options['f']) ? $options['f'] : null);
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$path_to_config = get_path_to_config($options);
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$config = initialiseConfig($path_to_config, $current_dir, \Psalm\Report::TYPE_CONSOLE, $first_autoloader);
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$config->setIncludeCollector($include_collector);
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if ($config->resolve_from_config_file) {
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$current_dir = $config->base_dir;
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chdir($current_dir);
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}
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$threads = isset($options['threads']) ? (int)$options['threads'] : 1;
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if (isset($options['no-cache'])) {
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$providers = new \Psalm\Internal\Provider\Providers(
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new \Psalm\Internal\Provider\FileProvider()
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);
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} else {
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$providers = new \Psalm\Internal\Provider\Providers(
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new \Psalm\Internal\Provider\FileProvider(),
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new \Psalm\Internal\Provider\ParserCacheProvider($config, false),
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new \Psalm\Internal\Provider\FileStorageCacheProvider($config),
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new \Psalm\Internal\Provider\ClassLikeStorageCacheProvider($config),
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null,
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new \Psalm\Internal\Provider\ProjectCacheProvider($current_dir . DIRECTORY_SEPARATOR . 'composer.lock')
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);
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}
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if (array_key_exists('list-supported-issues', $options)) {
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echo implode(',', ProjectAnalyzer::getSupportedIssuesToFix()) . PHP_EOL;
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exit();
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}
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$debug = array_key_exists('debug', $options) || array_key_exists('debug-by-line', $options);
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$progress = $debug
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? new DebugProgress()
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: new DefaultProgress();
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$stdout_report_options = new \Psalm\Report\ReportOptions();
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$stdout_report_options->use_color = !array_key_exists('m', $options);
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$project_analyzer = new ProjectAnalyzer(
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$config,
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$providers,
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$stdout_report_options,
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[],
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$threads,
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$progress
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);
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if (array_key_exists('debug-by-line', $options)) {
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$project_analyzer->debug_lines = true;
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}
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if (array_key_exists('debug-emitted-issues', $options)) {
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$config->debug_emitted_issues = true;
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}
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$config->visitComposerAutoloadFiles($project_analyzer);
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if (array_key_exists('issues', $options)) {
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if (!is_string($options['issues']) || !$options['issues']) {
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die('Expecting a comma-separated list of issues' . PHP_EOL);
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}
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$issues = explode(',', $options['issues']);
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$keyed_issues = [];
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foreach ($issues as $issue) {
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$keyed_issues[$issue] = true;
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}
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} else {
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$keyed_issues = [];
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}
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if (isset($options['php-version'])) {
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if (!is_string($options['php-version'])) {
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die('Expecting a version number in the format x.y' . PHP_EOL);
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}
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$project_analyzer->setPhpVersion($options['php-version']);
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}
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if (isset($options['codeowner'])) {
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if (file_exists('CODEOWNERS')) {
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$codeowners_file_path = realpath('CODEOWNERS');
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} elseif (file_exists('.github/CODEOWNERS')) {
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$codeowners_file_path = realpath('.github/CODEOWNERS');
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} elseif (file_exists('docs/CODEOWNERS')) {
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$codeowners_file_path = realpath('docs/CODEOWNERS');
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} else {
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die('Cannot use --codeowner without a CODEOWNERS file' . PHP_EOL);
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}
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$codeowners_file = file_get_contents($codeowners_file_path);
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$codeowner_lines = array_map(
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function (string $line) : array {
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$line_parts = preg_split('/\s+/', $line);
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$file_selector = substr(array_shift($line_parts), 1);
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return [$file_selector, $line_parts];
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},
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array_filter(
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explode("\n", $codeowners_file),
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function (string $line) : bool {
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$line = trim($line);
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// currently we don’t match wildcard files or files that could appear anywhere
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// in the repo
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return $line && $line[0] === '/' && strpos($line, '*') === false;
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}
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)
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);
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$codeowner_files = [];
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foreach ($codeowner_lines as [$path, $owners]) {
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if (!file_exists($path)) {
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continue;
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}
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foreach ($owners as $i => $owner) {
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$owners[$i] = strtolower($owner);
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}
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if (!is_dir($path)) {
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if (pathinfo($path, PATHINFO_EXTENSION) === 'php') {
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$codeowner_files[$path] = $owners;
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}
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} else {
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foreach ($providers->file_provider->getFilesInDir($path, ['php']) as $php_file_path) {
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$codeowner_files[$php_file_path] = $owners;
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}
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}
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}
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if (!$codeowner_files) {
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die('Could not find any available entries in CODEOWNERS' . PHP_EOL);
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}
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$desired_codeowners = is_array($options['codeowner']) ? $options['codeowner'] : [$options['codeowner']];
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/** @psalm-suppress MixedAssignment */
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foreach ($desired_codeowners as $desired_codeowner) {
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if (!is_string($desired_codeowner)) {
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die('Invalid --codeowner ' . (string)$desired_codeowner . PHP_EOL);
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}
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if ($desired_codeowner[0] !== '@') {
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die('--codeowner option must start with @' . PHP_EOL);
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}
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$matched_file = false;
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foreach ($codeowner_files as $file_path => $owners) {
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if (in_array(strtolower($desired_codeowner), $owners)) {
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$paths_to_check[] = $file_path;
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$matched_file = true;
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}
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}
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if (!$matched_file) {
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die('User/group ' . $desired_codeowner . ' does not own any PHP files' . PHP_EOL);
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}
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}
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}
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if (isset($options['allow-backwards-incompatible-changes'])) {
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$allow_backwards_incompatible_changes = filter_var(
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$options['allow-backwards-incompatible-changes'],
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FILTER_VALIDATE_BOOLEAN,
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['flags' => FILTER_NULL_ON_FAILURE]
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);
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if ($allow_backwards_incompatible_changes === null) {
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die('--allow-backwards-incompatible-changes expects a boolean value [true|false|1|0]' . PHP_EOL);
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}
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$project_analyzer->getCodebase()->allow_backwards_incompatible_changes = $allow_backwards_incompatible_changes;
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}
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if (isset($options['add-newline-between-docblock-annotations'])) {
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$doc_block_add_new_line_before_return = filter_var(
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$options['add-newline-between-docblock-annotations'],
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FILTER_VALIDATE_BOOLEAN,
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['flags' => FILTER_NULL_ON_FAILURE]
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);
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if ($doc_block_add_new_line_before_return === null) {
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die('--add-newline-between-docblock-annotations expects a boolean value [true|false|1|0]' . PHP_EOL);
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}
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\Psalm\Internal\Scanner\ParsedDocblock::addNewLineBetweenAnnotations($doc_block_add_new_line_before_return);
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}
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$plugins = [];
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if (isset($options['plugin'])) {
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$plugins = $options['plugin'];
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if (!is_array($plugins)) {
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$plugins = [$plugins];
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}
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}
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/** @var string $plugin_path */
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foreach ($plugins as $plugin_path) {
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Config::getInstance()->addPluginPath($current_dir . $plugin_path);
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}
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$find_unused_code = array_key_exists('find-unused-code', $options);
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foreach ($keyed_issues as $issue_name => $_) {
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// MissingParamType requires the scanning of all files to inform possible params
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if (strpos($issue_name, 'Unused') !== false
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|| $issue_name === 'MissingParamType'
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|| $issue_name === 'UnnecessaryVarAnnotation'
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|| $issue_name === 'all'
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) {
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$find_unused_code = true;
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}
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}
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if ($find_unused_code) {
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$project_analyzer->getCodebase()->reportUnusedCode();
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}
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$project_analyzer->alterCodeAfterCompletion(
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array_key_exists('dry-run', $options),
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array_key_exists('safe-types', $options)
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);
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if ($keyed_issues === ['all' => true]) {
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$project_analyzer->setAllIssuesToFix();
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} else {
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try {
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$project_analyzer->setIssuesToFix($keyed_issues);
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} catch (\Psalm\Exception\UnsupportedIssueToFixException $e) {
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fwrite(STDERR, $e->getMessage() . PHP_EOL);
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exit(1);
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}
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}
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$start_time = microtime(true);
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if ($paths_to_check === null || count($paths_to_check) > 1 || $find_unused_code) {
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if ($paths_to_check) {
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$files_to_update = [];
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foreach ($paths_to_check as $path_to_check) {
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if (!is_dir($path_to_check)) {
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$files_to_update[] = (string) realpath($path_to_check);
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} else {
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foreach ($providers->file_provider->getFilesInDir($path_to_check, ['php']) as $php_file_path) {
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$files_to_update[] = $php_file_path;
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}
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}
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}
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$project_analyzer->getCodebase()->analyzer->setFilesToUpdate($files_to_update);
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}
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$project_analyzer->check($current_dir);
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} elseif ($paths_to_check) {
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foreach ($paths_to_check as $path_to_check) {
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if (is_dir($path_to_check)) {
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$project_analyzer->checkDir($path_to_check);
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} else {
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$project_analyzer->checkFile($path_to_check);
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}
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}
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}
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IssueBuffer::finish($project_analyzer, false, $start_time);
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