Add opts.log()

Author: ehmicky

src/default.js

@@ -2,17 +2,12 @@
 
 const { defaultGetLevel } = require('./level')
 const { defaultGetMessage } = require('./message')
-
-// Default `opts.handlerFunc`
-const defaultHandler = function(message, level) {
-  // eslint-disable-next-line no-restricted-globals, no-console
-  console[level](message)
-}
+const { defaultLog } = require('./log')
 
 const DEFAULT_OPTS = {
   getLevel: defaultGetLevel,
   getMessage: defaultGetMessage,
-  handlerFunc: defaultHandler,
+  log: defaultLog,
   exitOnExceptions: true,
 }
 

src/handle.js

@@ -9,7 +9,6 @@ const { getMessage } = require('./message')
 // Generic event handler for all events.
 const handleEvent = async function({
   opts,
-  opts: { handlerFunc, exitOnExceptions },
   eventName,
   error,
   promise,
@@ -29,15 +28,15 @@ const handleEvent = async function({
   const level = getLevel({ opts, info })
   const message = getMessage({ opts, info, level })
 
-  handlerFunc(message, level, info)
+  opts.log(message, level, info)
 
-  exitProcess({ eventName, exitOnExceptions })
+  exitProcess({ eventName, opts })
 }
 
 // Exit process on `uncaughtException`
 // See https://nodejs.org/api/process.html#process_warning_using_uncaughtexception_correctly
 // Can be disabled with `opts.exitOnExceptions: false`
-const exitProcess = function({ eventName, exitOnExceptions }) {
+const exitProcess = function({ eventName, opts: { exitOnExceptions } }) {
   if (eventName !== 'uncaughtException' || !exitOnExceptions) {
     return
   }

src/level.js

@@ -4,6 +4,7 @@ const { platform } = require('process')
 
 const { red, yellow } = require('chalk')
 
+// Retrieve error's `level`
 const getLevel = function({ opts, info }) {
   const level = opts.getLevel(info)
 
@@ -29,6 +30,7 @@ const LEVELS = {
   },
 }
 
+// Default `opts.getLevel()`
 const defaultGetLevel = function({ eventName }) {
   if (eventName === 'warning') {
     return 'warn'

src/log.js

@@ -0,0 +1,11 @@
+'use strict'
+
+// Default `opts.log`
+const defaultLog = function(message, level) {
+  // eslint-disable-next-line no-restricted-globals, no-console
+  console[level](message)
+}
+
+module.exports = {
+  defaultLog,
+}

src/message.js

@@ -13,6 +13,7 @@ const getMessage = function({ opts, info, level }) {
   return messageA
 }
 
+// Default `opts.getMessage()`
 const defaultGetMessage = function({
   eventName,
   promiseState,