src/Fixer/Whitespace/NoSpacesAroundOffsetFixer.php
protected function applyFix(\SplFileInfo $file, Tokens $tokens)
    {
        foreach ($tokens as $index => $token) {
            if (!$token->equalsAny(['[', [CT::T_ARRAY_INDEX_CURLY_BRACE_OPEN]])) {
                continue;
            }

            if (\in_array('inside', $this->configuration['positions'], true)) {
                if ($token->equals('[')) {
                    $endIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_INDEX_SQUARE_BRACE, $index);
                } else {
                    $endIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_ARRAY_INDEX_CURLY_BRACE, $index);
                }

                // remove space after opening `[` or `{`
                if ($tokens[$index + 1]->isWhitespace(" \t")) {
                    $tokens->clearAt($index + 1);
                }

                // remove space before closing `]` or `}`
                if ($tokens[$endIndex - 1]->isWhitespace(" \t")) {
                    $tokens->clearAt($endIndex - 1);
                }
            }

            if (\in_array('outside', $this->configuration['positions'], true)) {
                $prevNonWhitespaceIndex = $tokens->getPrevNonWhitespace($index);
                if ($tokens[$prevNonWhitespaceIndex]->isComment()) {
                    continue;
                }

                $tokens->removeLeadingWhitespace($index);
            }
        }
    }
protected function applyFix(\SplFileInfo $file, Tokens $tokens)
    {
        foreach ($tokens as $index => $token) {
            if (!$token->equalsAny(['[', [CT::T_ARRAY_INDEX_CURLY_BRACE_OPEN]])) {
                continue;
            }

            if (\in_array('inside', $this->configuration['positions'], true)) {
                if ($token->equals('[')) {
                    $endIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_INDEX_SQUARE_BRACE, $index);
                } else {
                    $endIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_ARRAY_INDEX_CURLY_BRACE, $index);
                }

                // remove space after opening `[` or `{`
                if ($tokens[$index + 1]->isWhitespace(" \t")) {
                    $tokens->clearAt($index + 1);
                }

                // remove space before closing `]` or `}`
                if ($tokens[$endIndex - 1]->isWhitespace(" \t")) {
                    $tokens->clearAt($endIndex - 1);
                }
            }

            if (\in_array('outside', $this->configuration['positions'], true)) {
                $prevNonWhitespaceIndex = $tokens->getPrevNonWhitespace($index);
                if ($tokens[$prevNonWhitespaceIndex]->isComment()) {
                    continue;
                }

                $tokens->removeLeadingWhitespace($index);
            }
        }
    }
{@inheritdoc}