jsMain.com.toxicbakery.logging.Seedling.kt Maven / Gradle / Ivy

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Like Timber, just different.

There is a newer version: 1.40.86

package com.toxicbakery.logging

import com.toxicbakery.logging.Arbor.DEBUG
import com.toxicbakery.logging.Arbor.ERROR
import com.toxicbakery.logging.Arbor.INFO
import com.toxicbakery.logging.Arbor.VERBOSE
import com.toxicbakery.logging.Arbor.WARNING
import com.toxicbakery.logging.Arbor.WTF
import kotlin.js.Console

/**
 * Basic logger that prints messages to the JavaScript Console. Levels are mapped as:
 *
 * [Arbor.DEBUG] -> [Console.log]
 *
 * [Arbor.INFO] -> [Console.info]
 *
 * [Arbor.VERBOSE] -> [Console.info]
 *
 * [Arbor.WARNING] -> [Console.warn]
 *
 * [Arbor.ERROR] -> [Console.error]
 *
 * [Arbor.WTF] -> [Console.error]
 */
class Seedling : ISeedling {

    override val tag: String
        get() = ""

    override fun log(
        level: Int,
        tag: String,
        msg: String,
        throwable: Throwable?,
        args: Array?
    ) {
        require(level >= DEBUG && level <= Arbor.WTF)
        val message = "$tag$msg"
        if (message.isEmpty() && throwable == null) return
        if (throwable == null) log(level, message)
        else logWithThrowable(level, throwable, message)
    }

    private fun log(
        level: Int,
        message: String
    ) {
        when (level) {
            DEBUG -> console.log(message)
            INFO,
            VERBOSE -> console.info(message)
            WARNING -> console.warn(message)
            ERROR,
            WTF -> console.error(message)
        }
    }

    private fun logWithThrowable(
        level: Int,
        throwable: Throwable,
        message: String
    ) {
        when (level) {
            DEBUG -> console.log(throwable, message)
            INFO,
            VERBOSE -> console.info(throwable, message)
            WARNING -> console.warn(throwable, message)
            ERROR,
            WTF -> console.error(throwable, message)
        }
    }

}