Add property comments as well

Author: RyanCavanaugh

src/services/refactors/convertFunctionToEs6Class.ts

@@ -197,8 +197,10 @@ namespace ts.refactor {
                         if (isSourceFileJavaScript(sourceFile)) {
                             return;
                         }
-                        return createProperty(/*decorators*/ undefined, modifiers, memberDeclaration.name, /*questionToken*/ undefined,
+                        const prop = createProperty(/*decorators*/ undefined, modifiers, memberDeclaration.name, /*questionToken*/ undefined,
                             /*type*/ undefined, assignmentBinaryExpression.right);
+                        copyComments(assignmentBinaryExpression.parent, prop);
+                        return prop;
                     }
                 }
             }

tests/cases/fourslash/convertFunctionToEs6ClassJsDoc.ts

@@ -3,6 +3,7 @@
 // @allowNonTsExtensions: true
 // @Filename: test123.js
 //// function fn() {
+////     /** neat! */
 ////     this.x = 100;
 //// }
 //// 
@@ -16,6 +17,7 @@
 verify.fileAfterApplyingRefactorAtMarker('1',
 `class fn {
     constructor() {
+        /** neat! */
         this.x = 100;
     }
     /**