Remove trailing space from emitLeadingComment

This will prevent emiting an extraneous trailing space on comments to
match https://eslint.org/docs/rules/no-trailing-spaces
This also removes a space that may have been originally there after a
comment but isn't necessary syntactically.

Author: ubershmekel

src/compiler/comments.ts

@@ -274,9 +274,6 @@ namespace ts {
             if (hasTrailingNewLine) {
                 writer.writeLine();
             }
-            else {
-                writer.write(" ");
-            }
         }
 
         function emitLeadingCommentsOfPosition(pos: number) {

tests/baselines/reference/ambientDeclarationsExternal.js

@@ -24,7 +24,7 @@ var n: number;
 
 
 //// [decls.js]
-// Ambient external import declaration referencing ambient external module using top level module name 
+// Ambient external import declaration referencing ambient external module using top level module name
 //// [consumer.js]
 "use strict";
 exports.__esModule = true;

tests/baselines/reference/anyAssignableToEveryType.js

@@ -87,4 +87,4 @@ function foo(x, y, z) {
 //    x = a;
 //    y = a;
 //    z = a;
-//} 
+//}

tests/baselines/reference/augmentedTypesClass3.js

@@ -46,4 +46,4 @@ var c5c = /** @class */ (function () {
     c5c.prototype.foo = function () { };
     return c5c;
 }());
-//import c5c = require(''); 
+//import c5c = require('');

tests/baselines/reference/augmentedTypesEnum.js

@@ -100,4 +100,4 @@ var e6b;
 })(e6b || (e6b = {})); // should be error
 // enum then import, messes with error reporting
 //enum e7 { One }
-//import e7 = require(''); // should be error 
+//import e7 = require(''); // should be error

tests/baselines/reference/augmentedTypesEnum2.js

@@ -41,4 +41,4 @@ var e2 = /** @class */ (function () {
     return e2;
 }());
 //enum then enum - covered
-//enum then import - covered 
+//enum then import - covered

tests/baselines/reference/augmentedTypesFunction.js

@@ -79,4 +79,4 @@ function y5b() { }
 function y5c() { }
 // function then import, messes with other errors
 //function y6() { }
-//import y6 = require(''); 
+//import y6 = require('');

tests/baselines/reference/augmentedTypesInterface.js

@@ -48,4 +48,4 @@ var i3;
     i3[i3["One"] = 0] = "One";
 })(i3 || (i3 = {}));
 ; // error
-//import i4 = require('');  // error 
+//import i4 = require('');  // error

tests/baselines/reference/baseIndexSignatureResolution.js

@@ -59,4 +59,4 @@ interface B<TBase extends Base> extends A {
 }
 var b: B<Derived> = null;
 var z: Derived = b.foo();
-*/ 
+*/

tests/baselines/reference/commentEmitAtEndOfFile1.js

@@ -18,4 +18,4 @@ var foo;
 (function (foo) {
     function bar() { }
 })(foo || (foo = {}));
-// test #4 
+// test #4