tools: re-enable comma-spacing linter rule

The rule was disabled because of an eslint bug which is now resolved.
All code in lib was already conforming and only test code needed a few
changes to make the linter happy with this rule enabled.

Ref: https://github.com/eslint/eslint/issues/2408

PR-URL: https://github.com/nodejs/io.js/pull/2072
Reviewed-By: Yosuke Furukawa <yosuke.furukawa@gmail.com>
Reviewed-by: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Alex Kocharin <alex@kocharin.ru>

.eslintrc

@@ -43,8 +43,7 @@ rules:
   ## 2 space indentation
   indent: [2, 2]
   ## add space after comma
-  ## set to 'warn' because of https://github.com/eslint/eslint/issues/2408
-  comma-spacing: 1
+  comma-spacing: 2
   ## put semi-colon
   semi: 2
   ## require spaces operator like var sum = 1 + 1;

test/parallel/test-dgram-oob-buffer.js

@@ -8,7 +8,7 @@ var assert = require('assert');
 var dgram = require('dgram');
 
 var socket = dgram.createSocket('udp4');
-var buf = Buffer([1,2,3,4]);
+var buf = Buffer([1, 2, 3, 4]);
 
 function ok() {}
 socket.send(buf, 0, 0, common.PORT, '127.0.0.1', ok); // useful? no

test/parallel/test-domain-http-server.js

@@ -4,7 +4,7 @@ var http = require('http');
 var assert = require('assert');
 var common = require('../common');
 
-var objects = { foo: 'bar', baz: {}, num: 42, arr: [1,2,3] };
+var objects = { foo: 'bar', baz: {}, num: 42, arr: [1, 2, 3] };
 objects.baz.asdf = objects;
 
 var serverCaught = 0;

test/parallel/test-fs-mkdir.js

@@ -36,7 +36,7 @@ common.refreshTmpDir();
 
   unlink(pathname);
 
-  fs.mkdir(pathname, 511 /*=0777*/, function(err) {
+  fs.mkdir(pathname, 0o777, function(err) {
     assert.equal(err, null);
     assert.equal(common.fileExists(pathname), true);
     ncalls++;

test/parallel/test-http-server-multiheaders.js

@@ -38,9 +38,9 @@ srv.listen(common.PORT, function() {
       ['www-authenticate', 'foo'],
       ['WWW-Authenticate', 'bar'],
       ['WWW-AUTHENTICATE', 'baz'],
-      ['proxy-authenticate','foo'],
-      ['Proxy-Authenticate','bar'],
-      ['PROXY-AUTHENTICATE','baz'],
+      ['proxy-authenticate', 'foo'],
+      ['Proxy-Authenticate', 'bar'],
+      ['PROXY-AUTHENTICATE', 'baz'],
       ['x-foo', 'bingo'],
       ['x-bar', 'banjo'],
       ['x-bar', 'bango'],

test/parallel/test-sys.js

@@ -75,7 +75,7 @@ assert.equal('{ readonly: [Getter] }',
              common.inspect({get readonly() {}}));
 
 assert.equal('{ readwrite: [Getter/Setter] }',
-             common.inspect({get readwrite() {},set readwrite(val) {}}));
+             common.inspect({get readwrite() {}, set readwrite(val) {}}));
 
 assert.equal('{ writeonly: [Setter] }',
              common.inspect({set writeonly(val) {}}));

test/parallel/test-tls-npn-server-client.js

@@ -47,20 +47,20 @@ var clientsOptions = [{
   crl: serverOptions.crl,
   NPNProtocols: ['a', 'b', 'c'],
   rejectUnauthorized: false
-},{
+}, {
   port: serverPort,
   key: serverOptions.key,
   cert: serverOptions.cert,
   crl: serverOptions.crl,
   NPNProtocols: ['c', 'b', 'e'],
   rejectUnauthorized: false
-},{
+}, {
   port: serverPort,
   key: serverOptions.key,
   cert: serverOptions.cert,
   crl: serverOptions.crl,
   rejectUnauthorized: false
-},{
+}, {
   port: serverPort,
   key: serverOptions.key,
   cert: serverOptions.cert,

test/parallel/test-tls-session-cache.js

@@ -11,8 +11,8 @@ if (!common.hasCrypto) {
   process.exit();
 }
 
-doTest({ tickets: false } , function() {
-  doTest({ tickets: true } , function() {
+doTest({ tickets: false }, function() {
+  doTest({ tickets: true }, function() {
     console.error('all done');
   });
 });

test/parallel/test-util-log.js

@@ -21,7 +21,7 @@ var tests = [
   {input: function() {}, output: '[Function]'},
   {input: parseInt('not a number', 10), output: 'NaN'},
   {input: {answer: 42}, output: '{ answer: 42 }'},
-  {input: [1,2,3], output: '[ 1, 2, 3 ]'}
+  {input: [1, 2, 3], output: '[ 1, 2, 3 ]'}
 ];
 
 // test util.log()

test/parallel/test-zlib-dictionary-fail.js

@@ -12,7 +12,7 @@ var zlib = require('zlib');
   }));
 
   // String "test" encoded with dictionary "dict".
-  stream.write(Buffer([0x78,0xBB,0x04,0x09,0x01,0xA5]));
+  stream.write(Buffer([0x78, 0xBB, 0x04, 0x09, 0x01, 0xA5]));
 })();
 
 // Should raise an error, not trigger an assertion in src/node_zlib.cc
@@ -24,5 +24,5 @@ var zlib = require('zlib');
   }));
 
   // String "test" encoded with dictionary "dict".
-  stream.write(Buffer([0x78,0xBB,0x04,0x09,0x01,0xA5]));
+  stream.write(Buffer([0x78, 0xBB, 0x04, 0x09, 0x01, 0xA5]));
 })();

test/sequential/test-tls-honorcipherorder.js

@@ -57,7 +57,7 @@ test1();
 
 function test1() {
   // Client has the preference of cipher suites by default
-  test(false, 'AES256-SHA:DES-CBC-SHA:RC4-SHA','AES256-SHA', test2);
+  test(false, 'AES256-SHA:DES-CBC-SHA:RC4-SHA', 'AES256-SHA', test2);
 }
 
 function test2() {