tri.util.ConsoleUtils.kt Maven / Gradle / Ivy

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/*-
 * #%L
 * coda-data
 * --
 * Copyright (C) 2020 - 2021 Elisha Peterson
 * --
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package tri.util

import java.io.File
import java.io.PrintStream
import java.util.logging.Logger

const val ANSI_RESET = "\u001B[0m"
const val ANSI_BLACK = "\u001B[30m"
const val ANSI_RED = "\u001B[31m"
const val ANSI_GREEN = "\u001B[32m"
const val ANSI_YELLOW = "\u001B[33m"
const val ANSI_BLUE = "\u001B[34m"
const val ANSI_PURPLE = "\u001B[35m"
const val ANSI_CYAN = "\u001B[36m"
const val ANSI_WHITE = "\u001B[37m"

fun ansiYellow(text: String) = "$ANSI_YELLOW$text$ANSI_RESET"
fun ansiCyan(text: String) = "$ANSI_CYAN$text$ANSI_RESET"
fun ansiGreen(text: String) = "$ANSI_GREEN$text$ANSI_RESET"

/** Logs first line of file to target output. */
fun File.logFirstLine(ps: PrintStream = System.out, prefix: String = "") = useLines { it.first().log(ps, prefix) }

/** Log content to given output. */
fun Any.log(ps: PrintStream = System.out, prefix: String = "") = ps.println(prefix + this)

/** Log a list of items as tab-separated content lines. */
fun List.log(ps: PrintStream = System.out, prefix: String = "", sep: String = "\t") = map {
    when (it) {
        is Int -> it
        is Number -> it.format(2)
        else -> it
    }.toString()
}.joinToString(sep).log(ps, prefix)

/** Prints fine log. */
inline fun  fine(message: String) = logger().fine(message)
/** Prints info log. */
inline fun  info(message: String) = logger().info(message)
/** Prints warning log. */
inline fun  warning(message: String) = logger().warning(message)

/** Gets logger for class. */
inline fun  logger() = Logger.getLogger(X::class.java.name)