tools: fix new-parens violations

PR-URL: https://github.com/nodejs/node/pull/8478
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/child_process.js

@@ -430,7 +430,7 @@ function setupChannel(target, channel) {
         this.emit('unref');
       }
     }
-  };
+  }();
 
   var decoder = new StringDecoder('utf8');
   var jsonBuffer = '';

test/parallel/test-timer-close.js

@@ -2,7 +2,7 @@
 require('../common');
 var assert = require('assert');
 
-var t = new (process.binding('timer_wrap').Timer);
+var t = new (process.binding('timer_wrap').Timer)();
 var called = 0;
 function onclose() {
   called++;

test/parallel/test-util-inspect.js

@@ -792,7 +792,7 @@ checkAlignment(new Map(big_array.map(function(y) { return [y, null]; })));
 }
 
 {
-  const x = new function() {};
+  const x = new function() {}; // eslint-disable-line new-parens
   assert.strictEqual(util.inspect(x), '{}');
 }
 

test/parallel/test-util.js

@@ -30,6 +30,7 @@ assert.equal(false, util.isRegExp(Object.create(RegExp.prototype)));
 // isDate
 assert.equal(true, util.isDate(new Date()));
 assert.equal(true, util.isDate(new Date(0)));
+// eslint-disable-next-line new-parens
 assert.equal(true, util.isDate(new (context('Date'))));
 assert.equal(false, util.isDate(Date()));
 assert.equal(false, util.isDate({}));
@@ -41,9 +42,11 @@ assert.equal(false, util.isDate(Object.create(Date.prototype)));
 assert.equal(true, util.isError(new Error()));
 assert.equal(true, util.isError(new TypeError()));
 assert.equal(true, util.isError(new SyntaxError()));
+/* eslint-disable new-parens */
 assert.equal(true, util.isError(new (context('Error'))));
 assert.equal(true, util.isError(new (context('TypeError'))));
 assert.equal(true, util.isError(new (context('SyntaxError'))));
+/* eslint-enable */
 assert.equal(false, util.isError({}));
 assert.equal(false, util.isError({ name: 'Error', message: '' }));
 assert.equal(false, util.isError([]));