// SPDX-License-Identifier: BSD-3-Clause package org.islandoftex.texplate.model.handlers import java.io.File /** * Implements a file reader handler. * * @version 1.0.3 * @since 1.0.3 */ class FileReaderHandler : Handler { /** * Applies the conversion to the string. * * @param string The string denoting a file. * @return A list of strings from the file. */ override fun apply(string: String?): Any? { return string?.let { val file = File(string) if (file.exists() && file.isFile) file.readLines() else null } ?: emptyList() } }