wp_print_plugin_file_tree( array|string $tree, string $label = '', int $level = 2, int $size = 1, int $index = 1 )

504function wp_print_plugin_file_tree( $tree, $label = '', $level = 2, $size = 1, $index = 1 ) {505	global $file, $plugin;506 507	if ( is_array( $tree ) ) {508		$index = 0;509		$size  = count( $tree );510 511		foreach ( $tree as $label => $plugin_file ) :512			++$index;513 514			if ( ! is_array( $plugin_file ) ) {515				wp_print_plugin_file_tree( $plugin_file, $label, $level, $index, $size );516				continue;517			}518			?>519			<li role="treeitem" aria-expanded="true" tabindex="-1"520				aria-level="<?php echo esc_attr( $level ); ?>"521				aria-setsize="<?php echo esc_attr( $size ); ?>"522				aria-posinset="<?php echo esc_attr( $index ); ?>">523				<span class="folder-label"><?php echo esc_html( $label ); ?> <span class="screen-reader-text">524					<?php525					/* translators: Hidden accessibility text. */526					_e( 'folder' );527					?>528				</span><span aria-hidden="true" class="icon"></span></span>529				<ul role="group" class="tree-folder"><?php wp_print_plugin_file_tree( $plugin_file, '', $level + 1, $index, $size ); ?></ul>530			</li>531			<?php532		endforeach;533	} else {534		$url = add_query_arg(535			array(536				'file'   => rawurlencode( $tree ),537				'plugin' => rawurlencode( $plugin ),538			),539			self_admin_url( 'plugin-editor.php' )540		);541		?>542		<li role="none" class="<?php echo esc_attr( $file === $tree ? 'current-file' : '' ); ?>">543			<a role="treeitem" tabindex="<?php echo esc_attr( $file === $tree ? '0' : '-1' ); ?>"544				href="<?php echo esc_url( $url ); ?>"545				aria-level="<?php echo esc_attr( $level ); ?>"546				aria-setsize="<?php echo esc_attr( $size ); ?>"547				aria-posinset="<?php echo esc_attr( $index ); ?>">548				<?php549				if ( $file === $tree ) {550					echo '<span class="notice notice-info">' . esc_html( $label ) . '</span>';551				} else {552					echo esc_html( $label );553				}554				?>555			</a>556		</li>557		<?php558	}559}