jsparse.php

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<?php
use MediaWiki\Maintenance\Maintenance;
 
// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd
 
class JSParseHelper extends Maintenance {
    public $errs = 0;
 
    public function __construct() {
        parent::__construct();
        $this->addDescription( 'Validate syntax of JavaScript files' );
        $this->addArg( 'file(s)', 'JavaScript files or "-" to read stdin', true, true );
    }
 
    public function execute() {
        $files = $this->getArgs();
 
        foreach ( $files as $filename ) {
            $js = $filename === '-'
                ? stream_get_contents( STDIN )
                // phpcs:ignore Generic.PHP.NoSilencedErrors
                : @file_get_contents( $filename );
            if ( $js === false ) {
                $this->output( "$filename ERROR: could not read file\n" );
                $this->errs++;
                continue;
            }
 
            try {
                Peast\Peast::ES2016( $js )->parse();
            } catch ( Exception $e ) {
                $this->errs++;
                $this->output( "$filename ERROR: " . get_class( $e ) . ": " . $e->getMessage() . "\n" );
                continue;
            }
 
            $this->output( "$filename OK\n" );
        }
 
        if ( $this->errs > 0 ) {
            $this->fatalError( 'Failed.' );
        }
    }
}
 
// @codeCoverageIgnoreStart
$maintClass = JSParseHelper::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd