dgram: change parameter name in set(Multicast)TTL

Changed the parameter name in set(Multicast)TTL from "arg" to "ttl" both within code and error messages and added the actual type of the argument to the error message. PR-URL: #13747 Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Colin Ihrig <[email protected]>
nodejs · Jun 21, 2017 · 1fe455f · 1fe455f
1 parent 3306fd1
commit 1fe455f
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Showing 3 changed files with 12 additions and 16 deletions.
diff --git a/lib/dgram.js b/lib/dgram.js
@@ -524,35 +524,31 @@ Socket.prototype.setBroadcast = function(arg) {
 };
 
 
-Socket.prototype.setTTL = function(arg) {
-  if (typeof arg !== 'number') {
-    throw new errors.TypeError('ERR_INVALID_ARG_TYPE',
-                               'arg',
-                               'number');
+Socket.prototype.setTTL = function(ttl) {
+  if (typeof ttl !== 'number') {
+    throw new errors.TypeError('ERR_INVALID_ARG_TYPE', 'ttl', 'number', ttl);
   }
 
-  var err = this._handle.setTTL(arg);
+  var err = this._handle.setTTL(ttl);
   if (err) {
     throw errnoException(err, 'setTTL');
   }
 
-  return arg;
+  return ttl;
 };
 
 
-Socket.prototype.setMulticastTTL = function(arg) {
-  if (typeof arg !== 'number') {
-    throw new errors.TypeError('ERR_INVALID_ARG_TYPE',
-                               'arg',
-                               'number');
+Socket.prototype.setMulticastTTL = function(ttl) {
+  if (typeof ttl !== 'number') {
+    throw new errors.TypeError('ERR_INVALID_ARG_TYPE', 'ttl', 'number', ttl);
   }
 
-  var err = this._handle.setMulticastTTL(arg);
+  var err = this._handle.setMulticastTTL(ttl);
   if (err) {
     throw errnoException(err, 'setMulticastTTL');
   }
 
-  return arg;
+  return ttl;
 };
 
 

diff --git a/test/parallel/test-dgram-multicast-setTTL.js b/test/parallel/test-dgram-multicast-setTTL.js
@@ -40,7 +40,7 @@ socket.on('listening', common.mustCall(() => {
   }, common.expectsError({
     code: 'ERR_INVALID_ARG_TYPE',
     type: TypeError,
-    message: /^The "arg" argument must be of type number$/
+    message: 'The "ttl" argument must be of type number. Received type string'
   }));
 
   //close the socket

diff --git a/test/parallel/test-dgram-setTTL.js b/test/parallel/test-dgram-setTTL.js
@@ -14,7 +14,7 @@ socket.on('listening', common.mustCall(() => {
   }, common.expectsError({
     code: 'ERR_INVALID_ARG_TYPE',
     type: TypeError,
-    message: /^The "arg" argument must be of type number$/
+    message: 'The "ttl" argument must be of type number. Received type string'
   }));
 
   // TTL must be a number from > 0 to < 256