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<?php
/**
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @file
 */
namespace MediaWiki\Sniffs\WhiteSpace;
use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\Sniff;
class OpeningKeywordParenthesisSniff implements Sniff {
    /**
     * @inheritDoc
     */
    public function register() : array {
        return [
            T_EMPTY,
            T_EVAL,
            T_EXIT,
            T_ISSET,
            T_LIST,
            T_UNSET,
            // also check for array(), when not replaced with short syntax
            T_ARRAY,
        ];
    }
    /**
     * @param File $phpcsFile
     * @param int $stackPtr Index of registered keywords
     * @return void
     */
    public function process( File $phpcsFile, $stackPtr ) {
        $tokens = $phpcsFile->getTokens();
        $next = $stackPtr + 1;
        $openParenthesis = $phpcsFile->findNext( T_WHITESPACE, $next, null, true );
        if ( $openParenthesis === false ||
            $tokens[$openParenthesis]['code'] !== T_OPEN_PARENTHESIS
        ) {
            // no parenthesis found
            return;
        }
        if ( $next === $openParenthesis ) {
            // no whitespaces found
            return;
        }
        $whitespaces = $phpcsFile->getTokensAsString( $next, $openParenthesis - $next );
        $fix = $phpcsFile->addFixableError(
            'Expected no space before opening parenthesis; found %s',
            $openParenthesis,
            'WrongWhitespaceBeforeParenthesis',
            [ strlen( $whitespaces ) ]
        );
        if ( $fix ) {
            $phpcsFile->fixer->beginChangeset();
            for ( $i = $next; $i < $openParenthesis; $i++ ) {
                $phpcsFile->fixer->replaceToken( $i, '' );
            }
            $phpcsFile->fixer->endChangeset();
        }
    }
}