DisallowTrailingMultiLineTernaryOperatorSniff.php

<?php

declare (strict_types=1);
namespace SlevomatCodingStandard\Sniffs\ControlStructures;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\Sniff;
use SlevomatCodingStandard\Helpers\FixerHelper;
use SlevomatCodingStandard\Helpers\IndentationHelper;
use SlevomatCodingStandard\Helpers\TernaryOperatorHelper;
use SlevomatCodingStandard\Helpers\TokenHelper;
use const T_INLINE_ELSE;
use const T_INLINE_THEN;
use const T_WHITESPACE;
class DisallowTrailingMultiLineTernaryOperatorSniff implements Sniff {
    public const CODE_TRAILING_MULTI_LINE_TERNARY_OPERATOR_USED = 'TrailingMultiLineTernaryOperatorUsed';
    
    /**
     * @return array<int, (int|string)>
     */
    public function register() : array {
        return [
            T_INLINE_THEN,
        ];
    }
    
    /**
     * @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
     * @param int $inlineThenPointer
     */
    public function process(File $phpcsFile, $inlineThenPointer) : void {
        $tokens = $phpcsFile->getTokens();
        $nextPointer = TokenHelper::findNextEffective($phpcsFile, $inlineThenPointer + 1);
        if ($tokens[$nextPointer]['code'] === T_INLINE_ELSE) {
            return;
        }
        if ($tokens[$inlineThenPointer]['line'] === $tokens[$nextPointer]['line']) {
            return;
        }
        $fix = $phpcsFile->addFixableError('Ternary operator should be reformatted as leading the line.', $inlineThenPointer, self::CODE_TRAILING_MULTI_LINE_TERNARY_OPERATOR_USED);
        if (!$fix) {
            return;
        }
        $inlineElsePointer = TernaryOperatorHelper::getElsePointer($phpcsFile, $inlineThenPointer);
        $pointerBeforeInlineThen = TokenHelper::findPreviousEffective($phpcsFile, $inlineThenPointer - 1);
        $pointerAfterInlineThen = TokenHelper::findNextExcluding($phpcsFile, [
            T_WHITESPACE,
        ], $inlineThenPointer + 1);
        $pointerBeforeInlineElse = TokenHelper::findPreviousEffective($phpcsFile, $inlineElsePointer - 1);
        $pointerAfterInlineElse = TokenHelper::findNextExcluding($phpcsFile, [
            T_WHITESPACE,
        ], $inlineElsePointer + 1);
        $indentation = IndentationHelper::addIndentation(IndentationHelper::getIndentation($phpcsFile, TokenHelper::findFirstNonWhitespaceOnLine($phpcsFile, $inlineThenPointer)));
        $phpcsFile->fixer
            ->beginChangeset();
        FixerHelper::removeBetween($phpcsFile, $pointerBeforeInlineThen, $inlineThenPointer);
        FixerHelper::removeBetween($phpcsFile, $inlineThenPointer, $pointerAfterInlineThen);
        $phpcsFile->fixer
            ->addContentBefore($inlineThenPointer, $phpcsFile->eolChar . $indentation);
        $phpcsFile->fixer
            ->addContentBefore($pointerAfterInlineThen, ' ');
        FixerHelper::removeBetween($phpcsFile, $pointerBeforeInlineElse, $inlineElsePointer);
        FixerHelper::removeBetween($phpcsFile, $inlineElsePointer, $pointerAfterInlineElse);
        $phpcsFile->fixer
            ->addContentBefore($inlineElsePointer, $phpcsFile->eolChar . $indentation);
        $phpcsFile->fixer
            ->addContentBefore($pointerAfterInlineElse, ' ');
        $phpcsFile->fixer
            ->endChangeset();
    }

}