@@ -84,7 +84,7 @@ if (process.argv[2] !== 'child') {
8484 worker . messagesReceived = [ ] ;
8585
8686 // Handle the death of workers
87- worker . on ( 'exit' , ( code , signal ) => {
87+ worker . on ( 'exit' , common . mustCall ( ( code , signal ) => {
8888 // Don't consider this the true death if the worker
8989 // has finished successfully
9090 // or if the exit code is 0
@@ -108,9 +108,9 @@ if (process.argv[2] !== 'child') {
108108
109109 process . exit ( 1 ) ;
110110 }
111- } ) ;
111+ } ) ) ;
112112
113- worker . on ( 'message' , ( msg ) => {
113+ worker . on ( 'message' , common . mustCallAtLeast ( ( msg ) => {
114114 if ( msg . listening ) {
115115 listening += 1 ;
116116
@@ -134,7 +134,7 @@ if (process.argv[2] !== 'child') {
134134 'required number of ' +
135135 'messages. Will now compare.' ) ;
136136
137- Object . keys ( workers ) . forEach ( ( pid ) => {
137+ for ( const pid of Object . keys ( workers ) ) {
138138 const worker = workers [ pid ] ;
139139
140140 let count = 0 ;
@@ -153,14 +153,14 @@ if (process.argv[2] !== 'child') {
153153 count ) ;
154154
155155 assert . strictEqual ( count , messages . length ) ;
156- } ) ;
156+ }
157157
158158 clearTimeout ( timer ) ;
159159 console . error ( '[PARENT] Success' ) ;
160160 killSubprocesses ( workers ) ;
161161 }
162162 }
163- } ) ;
163+ } ) ) ;
164164 } ) ( x ) ;
165165 }
166166
@@ -196,14 +196,13 @@ if (process.argv[2] !== 'child') {
196196 buf . length ,
197197 common . PORT ,
198198 LOCAL_BROADCAST_HOST ,
199- ( err ) => {
200- assert . ifError ( err ) ;
199+ common . mustSucceed ( ( ) => {
201200 console . error ( '[PARENT] sent %s to %s:%s' ,
202201 util . inspect ( buf . toString ( ) ) ,
203202 LOCAL_BROADCAST_HOST , common . PORT ) ;
204203
205204 process . nextTick ( sendSocket . sendNext ) ;
206- } ,
205+ } ) ,
207206 ) ;
208207 } ;
209208
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